diff options
Diffstat (limited to 'erts')
145 files changed, 2672 insertions, 1119 deletions
diff --git a/erts/aclocal.m4 b/erts/aclocal.m4 index 013bfe5652..80bf236188 100644 --- a/erts/aclocal.m4 +++ b/erts/aclocal.m4 @@ -736,10 +736,23 @@ AC_DEFUN(ERL_MONOTONIC_CLOCK, ;; esac + clock_gettime_lib="" + AC_CHECK_LIB(rt, clock_gettime, [clock_gettime_lib="-lrt"]) + + save_LIBS="$LIBS" + LIBS="$LIBS $clock_gettime_lib" + + if test "$LD_MAY_BE_WEAK" != "no"; then + trust_test="#error May not be there due to weak linking" + else + trust_test="" + fi + AC_CACHE_CHECK([for clock_gettime(CLOCK_MONOTONIC_RAW, _)], erl_cv_clock_gettime_monotonic_raw, [ - AC_TRY_COMPILE([ + AC_TRY_LINK([ #include <time.h> +$trust_test ], [ struct timespec ts; @@ -755,8 +768,9 @@ AC_DEFUN(ERL_MONOTONIC_CLOCK, AC_CACHE_CHECK([for clock_gettime() with ${check_msg}monotonic clock type], erl_cv_clock_gettime_monotonic_$1, [ for clock_type in $prefer_resolution_clock_gettime_monotonic $default_resolution_clock_gettime_monotonic $high_resolution_clock_gettime_monotonic $low_resolution_clock_gettime_monotonic; do - AC_TRY_COMPILE([ + AC_TRY_LINK([ #include <time.h> +$trust_test ], [ struct timespec ts; @@ -771,7 +785,15 @@ AC_DEFUN(ERL_MONOTONIC_CLOCK, done ]) - AC_CHECK_FUNCS([clock_getres clock_get_attributes gethrtime]) + LIBS="$save_LIBS" + + if test "$LD_MAY_BE_WEAK" != "no"; then + check_for_clock_getres= + else + check_for_clock_getres=clock_getres + fi + + AC_CHECK_FUNCS([$check_for_clock_getres clock_get_attributes gethrtime]) AC_CACHE_CHECK([for mach clock_get_time() with monotonic clock type], erl_cv_mach_clock_get_time_monotonic, [ @@ -840,7 +862,7 @@ AC_DEFUN(ERL_MONOTONIC_CLOCK, break fi done - AC_CHECK_LIB(rt, clock_gettime, [erl_monotonic_clock_lib="-lrt"]) + erl_monotonic_clock_lib=$clock_gettime_lib ;; mach_clock_get_time) erl_monotonic_clock_id=SYSTEM_CLOCK @@ -879,11 +901,24 @@ AC_DEFUN(ERL_WALL_CLOCK, ;; esac + clock_gettime_lib="" + AC_CHECK_LIB(rt, clock_gettime, [clock_gettime_lib="-lrt"]) + + save_LIBS="$LIBS" + LIBS="$LIBS $clock_gettime_lib" + + if test "$LD_MAY_BE_WEAK" != "no"; then + trust_test="#error May not be there due to weak linking" + else + trust_test="" + fi + AC_CACHE_CHECK([for clock_gettime() with ${check_msg}wall clock type], erl_cv_clock_gettime_wall_$1, [ for clock_type in $prefer_resolution_clock_gettime_wall $default_resolution_clock_gettime_wall $high_resolution_clock_gettime_wall $low_resolution_clock_gettime_wall; do - AC_TRY_COMPILE([ + AC_TRY_LINK([ #include <time.h> +$trust_test ], [ struct timespec ts; @@ -898,7 +933,15 @@ AC_DEFUN(ERL_WALL_CLOCK, done ]) - AC_CHECK_FUNCS([clock_getres clock_get_attributes gettimeofday]) + LIBS="$save_LIBS" + + if test "$LD_MAY_BE_WEAK" != "no"; then + check_for_clock_getres= + else + check_for_clock_getres=clock_getres + fi + + AC_CHECK_FUNCS([$check_for_clock_getres clock_get_attributes gettimeofday]) AC_CACHE_CHECK([for mach clock_get_time() with wall clock type], erl_cv_mach_clock_get_time_wall, [ @@ -919,6 +962,7 @@ AC_DEFUN(ERL_WALL_CLOCK, erl_cv_mach_clock_get_time_wall=no) ]) + erl_wall_clock_lib= erl_wall_clock_low_resolution=no erl_wall_clock_id= case $1-$erl_cv_clock_gettime_wall_$1-$erl_cv_mach_clock_get_time_wall-$ac_cv_func_gettimeofday-$host_os in @@ -932,6 +976,7 @@ AC_DEFUN(ERL_WALL_CLOCK, ;; *-CLOCK_*-*-*-*) erl_wall_clock_func=clock_gettime + erl_wall_clock_lib=$clock_gettime_lib erl_wall_clock_id=$erl_cv_clock_gettime_wall_$1 for low_res_id in $low_resolution_clock_gettime_wall; do if test $erl_wall_clock_id = $low_res_id; then @@ -1479,6 +1524,13 @@ ETHR_LIB_NAME= ethr_modified_default_stack_size= +AC_ARG_WITH(threadnames, +AS_HELP_STRING([--with-threadnames], [use pthread_setname to set the thread names (default)]) +AS_HELP_STRING([--without-threadnames], + [do not set any thread names]), +[], +[with_threadnames=yes]) + dnl Name of lib where ethread implementation is located ethr_lib_name=ethread @@ -1659,6 +1711,25 @@ case "$THR_LIB_NAME" in AC_DEFINE(ETHR_TIME_WITH_SYS_TIME, 1, \ [Define if you can safely include both <sys/time.h> and <time.h>.])) + AC_MSG_CHECKING([for usable PTHREAD_STACK_MIN]) + pthread_stack_min=no + AC_TRY_COMPILE([ +#include <limits.h> +#if defined(ETHR_NEED_NPTL_PTHREAD_H) +#include <nptl/pthread.h> +#elif defined(ETHR_HAVE_MIT_PTHREAD_H) +#include <pthread/mit/pthread.h> +#elif defined(ETHR_HAVE_PTHREAD_H) +#include <pthread.h> +#endif + ], + [return PTHREAD_STACK_MIN;], + [pthread_stack_min=yes]) + + AC_MSG_RESULT([$pthread_stack_min]) + test $pthread_stack_min != yes || { + AC_DEFINE(ETHR_HAVE_USABLE_PTHREAD_STACK_MIN, 1, [Define if you can use PTHREAD_STACK_MIN]) + } dnl dnl Check for functions @@ -1680,7 +1751,7 @@ case "$THR_LIB_NAME" in AC_DEFINE(ETHR_HAVE_SCHED_YIELD, 1, [Define if you have the sched_yield() function.]) AC_MSG_CHECKING([whether sched_yield() returns an int]) sched_yield_ret_int=no - AC_TRY_COMPILE([ + AC_TRY_LINK([ #ifdef ETHR_HAVE_SCHED_H #include <sched.h> #endif @@ -1699,7 +1770,7 @@ case "$THR_LIB_NAME" in AC_DEFINE(ETHR_HAVE_PTHREAD_YIELD, 1, [Define if you have the pthread_yield() function.]) AC_MSG_CHECKING([whether pthread_yield() returns an int]) pthread_yield_ret_int=no - AC_TRY_COMPILE([ + AC_TRY_LINK([ #if defined(ETHR_NEED_NPTL_PTHREAD_H) #include <nptl/pthread.h> #elif defined(ETHR_HAVE_MIT_PTHREAD_H) @@ -1850,12 +1921,12 @@ case "$THR_LIB_NAME" in [pthread_setname_np("name");], pthread_setname=darwin) AC_MSG_RESULT([$pthread_setname]) - case $pthread_setname in - linux) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_2, 1, + case $with_threadnames-$pthread_setname in + yes-linux) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_2, 1, [Define if you have linux style pthread_setname_np]);; - bsd) AC_DEFINE(ETHR_HAVE_PTHREAD_SET_NAME_NP_2, 1, + yes-bsd) AC_DEFINE(ETHR_HAVE_PTHREAD_SET_NAME_NP_2, 1, [Define if you have bsd style pthread_set_name_np]);; - darwin) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_1, 1, + yes-darwin) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_1, 1, [Define if you have darwin style pthread_setname_np]);; *) ;; esac @@ -2436,7 +2507,13 @@ if test $erl_monotonic_clock_low_resolution = yes; then AC_DEFINE(ERTS_HAVE_LOW_RESOLUTION_OS_MONOTONIC_LOW, [1], [Define if you have a low resolution OS monotonic clock]) fi -xrtlib="$erl_monotonic_clock_lib" +xrtlib= +if test "$erl_monotonic_clock_lib" != ""; then + xrtlib="$erl_monotonic_clock_lib" +fi +if test "$erl_wall_clock_lib" != ""; then + xrtlib="$erl_wall_clock_lib" +fi if test "x$erl_monotonic_clock_id" != "x"; then AC_DEFINE_UNQUOTED(MONOTONIC_CLOCK_ID_STR, ["$erl_monotonic_clock_id"], [Define as a string of monotonic clock id to use]) AC_DEFINE_UNQUOTED(MONOTONIC_CLOCK_ID, [$erl_monotonic_clock_id], [Define to monotonic clock id to use]) diff --git a/erts/configure.in b/erts/configure.in index 883ce2db68..ad9a66126f 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -196,12 +196,18 @@ AS_HELP_STRING([--disable-kernel-poll], [disable kernel poll support]), AC_ARG_ENABLE(sctp, -AS_HELP_STRING([--enable-sctp], [enable sctp support (default)]) +AS_HELP_STRING([--enable-sctp], [enable sctp support (default) +to on demand load the SCTP library in runtime if needed]) +AS_HELP_STRING([--enable-sctp=lib], [enable sctp support +to link against the SCTP library]) AS_HELP_STRING([--disable-sctp], [disable sctp support]), -[ case "$enableval" in - no) enable_sctp=no ;; - *) enable_sctp=yes ;; - esac ], enable_sctp=unknown) +[ case "x$enableval" in + xno|xyes|xlib|x) + ;; + x*) + AC_MSG_ERROR("invalid value --enable-sctp=$enableval") + ;; + esac ]) AC_ARG_ENABLE(hipe, AS_HELP_STRING([--enable-hipe], [enable hipe support]) @@ -875,6 +881,22 @@ dnl for now that is the way we do it. USER_LD=$LD USER_LDFLAGS="$LDFLAGS" LD='$(CC)' +case $host_os in + darwin*) + saved_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS -Wl,-no_weak_imports" + AC_TRY_LINK([],[], + [ + LD_MAY_BE_WEAK=no + ], + [ + LD_MAY_BE_WEAK=yes + LDFLAGS="$saved_LDFLAGS" + ]);; + *) + LD_MAY_BE_WEAK=no;; +esac + AC_SUBST(LD) LDFLAG_RUNTIME_LIBRARY_PATH="$CFLAG_RUNTIME_LIBRARY_PATH" @@ -1710,8 +1732,9 @@ if test "x$enable_sctp" != "xno" ; then fi if test x"$ac_cv_header_netinet_sctp_h" = x"yes"; then - AC_CHECK_LIB(sctp, sctp_bindx) - AC_CHECK_FUNCS([sctp_peeloff sctp_getladdrs sctp_freeladdrs sctp_getpaddrs sctp_freepaddrs]) + AS_IF([test "x$enable_sctp" = "xlib"], + AC_CHECK_LIB(sctp, sctp_bindx)) + AC_CHECK_FUNCS([sctp_bindx sctp_peeloff sctp_getladdrs sctp_freeladdrs sctp_getpaddrs sctp_freepaddrs]) AC_CHECK_DECLS([SCTP_UNORDERED, SCTP_ADDR_OVER, SCTP_ABORT, SCTP_EOF, SCTP_SENDALL, SCTP_ADDR_CONFIRMED, SCTP_DELAYED_ACK_TIME, @@ -1964,7 +1987,7 @@ getaddrinfo("","",NULL,NULL); if test $have_getaddrinfo = yes; then AC_MSG_RESULT([yes]) AC_MSG_CHECKING([whether getaddrinfo accepts enough flags]) - AC_TRY_COMPILE([ + AC_TRY_LINK([ #include <stdlib.h> #include <string.h> #ifdef HAVE_WINSOCK2_H @@ -2079,7 +2102,7 @@ int main(void) { fi]);; esac -if test $have_posix_memalign = yes; then +if test "$have_posix_memalign" = "yes"; then AC_DEFINE(HAVE_POSIX_MEMALIGN,[1], [Define to 1 if you have the `posix_memalign' function.]) fi @@ -2221,7 +2244,7 @@ dnl Checks for features/quirks in the system that affects Erlang. dnl ---------------------------------------------------------------------- AC_MSG_CHECKING([for sched_getaffinity/sched_setaffinity]) -AC_TRY_COMPILE([#include <sched.h>], +AC_TRY_LINK([#include <sched.h>], [ #ifndef CPU_SETSIZE #error no CPU_SETSIZE @@ -2244,7 +2267,7 @@ fi AC_MSG_CHECKING([for pset functionality]) -AC_TRY_COMPILE([#include <sys/pset.h>], +AC_TRY_LINK([#include <sys/pset.h>], [ int res; psetid_t id = PS_MYID; @@ -2262,7 +2285,7 @@ if test $pset_functionality = yes; then fi AC_MSG_CHECKING([for processor_bind functionality]) -AC_TRY_COMPILE([ +AC_TRY_LINK([ #include <sys/types.h> #include <sys/processor.h> #include <sys/procset.h> @@ -2278,7 +2301,7 @@ if test $processor_bind_functionality = yes; then fi AC_MSG_CHECKING([for cpuset_getaffinity/cpuset_setaffinity]) -AC_TRY_COMPILE([ +AC_TRY_LINK([ #include <sys/param.h> #include <sys/cpuset.h> ], @@ -2477,7 +2500,7 @@ if test "x$ac_cv_func_sbrk" = "xyes"; then for rtype in $ret_types; do for atype in $arg_types; do IFS=$save_ifs - AC_TRY_COMPILE([#include <sys/types.h> + AC_TRY_LINK([#include <sys/types.h> #include <unistd.h>], [$rtype sbrk($atype incr);], [erts_cv_sbrk_ret_arg_types="$rtype,$atype"]) @@ -2514,7 +2537,7 @@ if test $ac_cv_func_brk = yes; then for rtype in $ret_types; do for atype in $arg_types; do IFS=$save_ifs - AC_TRY_COMPILE([#include <sys/types.h> + AC_TRY_LINK([#include <sys/types.h> #include <unistd.h>], [$rtype brk($atype endds);], [erts_cv_brk_ret_arg_types="$rtype,$atype"]) @@ -2771,6 +2794,23 @@ if test "$cross_compiling" != "yes" && test X${enable_hipe} != Xno; then fi fi +dnl Check to disable -fPIE and friends for HiPE on amd64 +if test X${enable_hipe} = Xyes && test X$ARCH = Xamd64; then + AC_TRY_COMPILE(, [#if defined(__pie__) || defined(__PIE__) + #error -fPIE is enabled by default + #endif], + [AC_MSG_NOTICE([No -fPIE enabled by default])], + [AC_MSG_WARN([Security feature -fPIE will be disabled for HiPE]) + STATIC_CFLAGS="-fno-PIE $STATIC_CFLAGS" + saved_LDFLAGS=$LDFLAGS + LDFLAGS="-no-pie $LDFLAGS" + AC_TRY_LINK(,, [], + [AC_MSG_WARN([Linked does not accept option -no-pie]) + LDFLAGS=$saved_LDFLAGS])]) + +fi + + if test X${enable_fp_exceptions} = Xauto ; then case $host_os in *linux*) @@ -2798,7 +2838,7 @@ if test X${enable_fp_exceptions} != Xyes ; then FPE=unreliable else - AC_MSG_CHECKING([for unreliable floating point execptions]) + AC_MSG_CHECKING([for unreliable floating point exceptions]) AC_TRY_RUN([ @@ -3536,7 +3576,7 @@ fi # if test $have_kernel_poll = epoll; then AC_MSG_CHECKING([whether epoll is level triggered]) - AC_TRY_COMPILE([#include <sys/epoll.h>],[ + AC_TRY_LINK([#include <sys/epoll.h>],[ #ifdef EPOLLET /* Edge triggered option exist, assume level triggered is default */ diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index f62d3fb170..8da832ac37 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -250,6 +250,11 @@ environment variable <c><![CDATA[DISPLAY]]></c> set to <c><![CDATA[gin:0]]></c>.</p> </item> + <tag><c><![CDATA[-epmd_module Module]]></c> (init flag)</tag> + <item> + <p>Configures the module responsible to communicate to + <seealso marker="epmd">epmd</seealso>. Defaults to <c>erl_epmd</c>.</p> + </item> <tag><c><![CDATA[-eval Expr]]></c> (init flag)</tag> <item> <p>Makes <c><![CDATA[init]]></c> evaluate the expression @@ -393,9 +398,11 @@ <tag><c><![CDATA[-pa Dir1 Dir2 ...]]></c></tag> <item> <p>Adds the specified directories to the beginning of the code - path, similar to <c><![CDATA[code:add_pathsa/1]]></c>; see - <seealso marker="kernel:code"><c>code(3)</c></seealso>. - As an alternative to <c>-pa</c>, if several directories are + path, similar to <seealso marker="kernel:code#add_pathsa/1"> + <c><![CDATA[code:add_pathsa/1]]></c></seealso>. Note that the + order of the given directories will be reversed in the + resulting path.</p> + <p>As an alternative to <c>-pa</c>, if several directories are to be prepended to the code path and the directories have a common parent directory, that parent directory can be specified in environment variable <c>ERL_LIBS</c>; see @@ -1533,6 +1540,15 @@ </item> </taglist> </item> + <tag><c><![CDATA[ERL_CRASH_DUMP_BYTES]]></c></tag> + <item> + <p>This variable sets the maximum size of a crash dump file in bytes. + The crash dump will be truncated if this limit is exceeded. If the + variable is not set, no size limit is enforced by default. If the + variable is set to <c>0</c>, the runtime system does not even attempt + to write a crash dump file.</p> + <p>Introduced in ERTS 8.1.2 (Erlang/OTP 19.2).</p> + </item> <tag><marker id="ERL_AFLAGS"/><c><![CDATA[ERL_AFLAGS]]></c></tag> <item> <p>The content of this variable is added to the beginning of the @@ -1579,6 +1595,25 @@ </section> <section> + <marker id="signals"></marker> + <title>Signals</title> + <p>On Unix systems, the Erlang runtime will interpret two types of signals.</p> + <taglist> + <tag><c>SIGUSR1</c></tag> + <item> + <p>A <c>SIGUSR1</c> signal forces a crash dump.</p> + </item> + <tag><c>SIGTERM</c></tag> + <item> + <p>A <c>SIGTERM</c> will produce a <c>stop</c> message to the <c>init</c> process. + This is equivalent to a <c>init:stop/0</c> call.</p> + <p>Introduced in ERTS 8.3 (Erlang/OTP 19.3)</p> + </item> + </taglist> + <p>The signal <c>SIGUSR2</c> is reserved for internal usage. No other signals are handled.</p> + </section> + + <section> <marker id="configuration"></marker> <title>Configuration</title> <p>The standard Erlang/OTP system can be reconfigured to change the default diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index 836a58a676..7fbe97bc0b 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -1103,8 +1103,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> <marker id="driver_binary_dec_refc"></marker> <p>Decrements the reference count on <c>bin</c> and returns the reference count reached after the decrement.</p> - <p>This function is only thread-safe when the emulator with SMP - support is used.</p> + <p>This function is thread-safe.</p> <note> <p>The reference count of driver binary is normally to be decremented by calling <seealso marker="#driver_free_binary"> @@ -1124,8 +1123,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> <desc> <marker id="driver_binary_get_refc"></marker> <p>Returns the current reference count on <c>bin</c>.</p> - <p>This function is only thread-safe when the emulator with SMP - support is used.</p> + <p>This function is thread-safe.</p> </desc> </func> @@ -1137,8 +1135,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> <marker id="driver_binary_inc_refc"></marker> <p>Increments the reference count on <c>bin</c> and returns the reference count reached after the increment.</p> - <p>This function is only thread-safe when the emulator with SMP - support is used.</p> + <p>This function is thread-safe.</p> </desc> </func> @@ -1434,8 +1431,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> <seealso marker="#driver_alloc_binary"> <c>driver_alloc_binary</c></seealso>. As binaries in Erlang are reference counted, the binary can still be around.</p> - <p>This function is only thread-safe when the emulator with SMP - support is used.</p> + <p>This function is thread-safe.</p> </desc> </func> @@ -1872,8 +1868,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> <p>Resizes a driver binary, while keeping the data.</p> <p>Returns the resized driver binary on success. Returns <c>NULL</c> on failure (out of memory).</p> - <p>This function is only thread-safe when the emulator with SMP - support is used.</p> + <p>This function is thread-safe.</p> </desc> </func> @@ -1916,9 +1911,9 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> returned. Another thread can still be using the event object internally. To safely close an event object, call <c>driver_select</c> with <c>ERL_DRV_USE</c> and <c>on==0</c>, which - clears all events. Then call - <seealso marker="driver_entry#stop_select"> - <c>stop_select</c></seealso> when it is safe to close the event + clears all events and then either calls + <seealso marker="driver_entry#stop_select"><c>stop_select</c></seealso> + or schedules it to be called when it is safe to close the event object. <c>ERL_DRV_USE</c> is to be set together with the first event for an event object. It is harmless to set <c>ERL_DRV_USE</c> even if it already has been done. Clearing all events but keeping @@ -2039,7 +2034,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> <fsummary>Set and get limits for busy port message queue.</fsummary> <desc> <marker id="erl_drv_busy_msgq_limits"></marker> - <p>Sets and gets limits that will be used for controling the + <p>Sets and gets limits that will be used for controlling the busy state of the port message queue.</p> <p>The port message queue is set into a busy state when the amount of command data queued on the @@ -2112,7 +2107,7 @@ r = driver_async(myPort, &myKey, myData, myFunc); ]]></code> It is used to identify the condition variable in planned future debug functionality.</p> <p>Returns <c>NULL</c> on failure. The driver - creating the condition variable is responsibile for + creating the condition variable is responsible for destroying it before the driver is unloaded.</p> <p>This function is thread-safe.</p> </desc> diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 950a5fe189..cf5f3fc99b 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -516,7 +516,14 @@ Z = erlang:adler32_combine(X,Y,iolist_size(Data2)).</code> <desc> <p>Returns an Erlang term that is the result of decoding binary object <c><anno>Binary</anno></c>, which must be encoded - according to the Erlang external term format.</p> + according to the <seealso marker="erts:erl_ext_dist"> + Erlang external term format</seealso>.</p> + <pre> +> <input>Bin = term_to_binary(hello).</input> +<<131,100,0,5,104,101,108,108,111>> +> <input>hello = binary_to_term(Bin).</input> +hello +</pre> <warning> <p>When decoding binaries from untrusted sources, consider using <c>binary_to_term/2</c> to prevent Denial @@ -555,6 +562,14 @@ Z = erlang:adler32_combine(X,Y,iolist_size(Data2)).</code> </taglist> <p>Failure: <c>badarg</c> if <c>safe</c> is specified and unsafe data is decoded.</p> + <pre> +> <input>binary_to_term(<<131,100,0,5,104,101,108,108,111>>, [safe]).</input> +** exception error: bad argument +> <input>hello.</input> +hello +> <input>binary_to_term(<<131,100,0,5,104,101,108,108,111>>, [safe]).</input> +hello +</pre> <p>See also <seealso marker="#term_to_binary/1"><c>term_to_binary/1</c></seealso>, <seealso marker="#binary_to_term/1"> @@ -4854,7 +4869,9 @@ RealSystem = system + MissedSystem</code> <p><c><anno>BinInfo</anno></c> is a list containing miscellaneous information about binaries currently referred to by this process. This <c><anno>InfoTuple</anno></c> can be changed or - removed without prior notice.</p> + removed without prior notice. In the current implementation + <c><anno>BinInfo</anno></c> is a list of tuples. The tuples + contain; <c>BinaryId</c>, <c>BinarySize</c>, <c>BinaryRefcCount</c>.</p> </item> <tag><c>{catchlevel, <anno>CatchLevel</anno>}</c></tag> <item> @@ -4884,7 +4901,9 @@ RealSystem = system + MissedSystem</code> <p>Returns the current call stack back-trace (<em>stacktrace</em>) of the process. The stack has the same format as returned by <seealso marker="#get_stacktrace/0"> - <c>erlang:get_stacktrace/0</c></seealso>.</p> + <c>erlang:get_stacktrace/0</c></seealso>. The depth of the + stacktrace is truncated according to the <c>backtrace_depth</c> + system flag setting.</p> </item> <tag><c>{dictionary, <anno>Dictionary</anno>}</c></tag> <item> @@ -6596,7 +6615,9 @@ ok <fsummary>Set system flag <c>backtrace_depth</c>.</fsummary> <desc> <p>Sets the maximum depth of call stack back-traces in the - exit reason element of <c>'EXIT'</c> tuples.</p> + exit reason element of <c>'EXIT'</c> tuples. The flag + also limits the stacktrace depth returned by <c>process_info</c> + item <c>current_stacktrace.</c></p> <p>Returns the old value of the flag.</p> </desc> </func> @@ -8599,12 +8620,19 @@ ok </fsummary> <desc> <p>Returns a binary data object that is the result of encoding - <c><anno>Term</anno></c> according to the Erlang external - term format.</p> + <c><anno>Term</anno></c> according to the + <seealso marker="erts:erl_ext_dist">Erlang external + term format.</seealso></p> <p>This can be used for various purposes, for example, writing a term to a file in an efficient way, or sending an Erlang term to some type of communications channel not supported by distributed Erlang.</p> + <pre> +> <input>Bin = term_to_binary(hello).</input> +<<131,100,0,5,104,101,108,108,111>> +> <input>hello = binary_to_term(Bin).</input> +hello +</pre> <p>See also <seealso marker="#binary_to_term/1"> <c>binary_to_term/1</c></seealso>.</p> </desc> @@ -9507,6 +9535,10 @@ timestamp() -> <type name="trace_info_item_result"/> <type name="trace_info_flag"/> <type name="trace_match_spec"/> + <type name="match_variable"/> + <type_desc name="match_variable"> + Approximation of '$1' | '$2' | '$3' | ... + </type_desc> <desc> <p>Returns trace information about a port, process, function, or event.</p> @@ -9638,6 +9670,10 @@ timestamp() -> </fsummary> <type name="trace_pattern_mfa"/> <type name="trace_match_spec"/> + <type_desc name="match_variable"> + Approximation of '$1' | '$2' | '$3' | ... + </type_desc> + <type name="match_variable"/> <desc> <p>The same as <seealso marker="#trace_pattern/3"> @@ -9650,6 +9686,10 @@ timestamp() -> <name name="trace_pattern" arity="3" clause_i="1"/> <fsummary>Set trace pattern for message sending.</fsummary> <type name="trace_match_spec"/> + <type name="match_variable"/> + <type_desc name="match_variable"> + Approximation of '$1' | '$2' | '$3' | ... + </type_desc> <desc> <p>Sets trace pattern for <em>message sending</em>. Must be combined with @@ -9717,6 +9757,10 @@ timestamp() -> <name name="trace_pattern" arity="3" clause_i="2"/> <fsummary>Set trace pattern for tracing of message receiving.</fsummary> <type name="trace_match_spec"/> + <type name="match_variable"/> + <type_desc name="match_variable"> + Approximation of '$1' | '$2' | '$3' | ... + </type_desc> <desc> <p>Sets trace pattern for <em>message receiving</em>. Must be combined with @@ -9787,6 +9831,10 @@ timestamp() -> <type name="trace_pattern_mfa"/> <type name="trace_match_spec"/> <type name="trace_pattern_flag"/> + <type name="match_variable"/> + <type_desc name="match_variable"> + Approximation of '$1' | '$2' | '$3' | ... + </type_desc> <desc> <p>Enables or disables <em>call tracing</em> for one or more functions. Must be combined with diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 412675fd2b..ae1d2b1d93 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -32,6 +32,250 @@ <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 8.2.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix bug in <c>binary_to_term</c> for binaries created by + <c>term_to_binary </c> with option <c>compressed</c>. The + bug can cause <c>badarg</c> exception for a valid binary + when Erlang VM is linked against a <c>zlib</c> library of + version 1.2.9 or newer. Bug exists since OTP 17.0.</p> + <p> + Own Id: OTP-14159 Aux Id: ERL-340 </p> + </item> + <item> + <p> + The driver efile_drv when opening a file now use fstat() + on the open file instead of stat() before opening, if + fstat() exists. This avoids a race when the file happens + to change between stat() and open().</p> + <p> + Own Id: OTP-14184 Aux Id: seq-13266 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.2.1</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix a quite rare bug causing VM crash during code loading + and the use of export funs (fun M:F/A) of not yet loaded + modules. Requires a very specfic timing of concurrent + scheduler threads. Has been seen on ARM but can probably + also occure on other architectures. Bug has existed since + OTP R16.</p> + <p> + Own Id: OTP-14144 Aux Id: seq13242 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed <c>configure</c> failures on MacOSX. Most important + <c>clock_gettime()</c> was detected when building for + MacOSX - El Capitan using XCode 8 despite it is not + available until MacOSX - Sierra.</p> + <p> + Own Id: OTP-13904 Aux Id: ERL-256 </p> + </item> + <item> + <p> + <c>code:add_pathsa/1</c> and command line option + <c>-pa</c> both revert the given list of directories when + adding it at the beginning of the code path. This is now + documented.</p> + <p> + Own Id: OTP-13920 Aux Id: ERL-267 </p> + </item> + <item> + <p> + Fix a compilation error of erts in OpenBSD related to the + usage of the __errno variable.</p> + <p> + Own Id: OTP-13927</p> + </item> + <item> + <p> + Fixed so that when enabling tracing on a process that had + an invalid tracer associated with it, the new tracer + overwrites the old tracer. Before this fix, calling + erlang:trace/3 would behave as if the tracer was still + alive and not apply the new trace.</p> + <p> + This fault was introduced in ERTS 8.0.</p> + <p> + Own Id: OTP-13928</p> + </item> + <item> + <p> + Fix parsing of <c>-profile_boot 'true' | 'false'</c></p> + <p> + Own Id: OTP-13955 Aux Id: ERL-280 </p> + </item> + <item> + <p> + A slight improvement of <c>erlang:get_stacktrace/0</c> + for exceptions raised in hipe compiled code. Beam + compiled functions in such stack trace was earlier + replaced by some unrelated function. They are now instead + omitted. This is an attempt to reduce the confusion in + the absence of a complete and correct stack trace for + mixed beam and hipe functions.</p> + <p> + Own Id: OTP-13992</p> + </item> + <item> + <p> Correct type declaration of match specification head. + </p> + <p> + Own Id: OTP-13996</p> + </item> + <item> + <p> + HiPE code loading failed for x86_64 if gcc was configured + with <c>--enable-default-pie</c>. Fixed by disabling PIE, + if needed for HiPE, when building the VM.</p> + <p> + Own Id: OTP-14031 Aux Id: ERL-294, PR-1239 </p> + </item> + <item> + <p> + Faulty arguments could be presented on exception from a + NIF that had rescheduled itself using + <c>enif_schedule_nif()</c>.</p> + <p> + Own Id: OTP-14048</p> + </item> + <item> + <p> + The runtime system could crash if a garbage collection on + a process was performed immediately after a NIF had been + rescheduled using <c>enif_schedule_nif()</c>.</p> + <p> + Own Id: OTP-14049</p> + </item> + <item> + <p> + A reference to purged code could be left undetected by + the purge operation if a process just had rescheduled a + NIF call using <c>enif_schedule_nif()</c> when the + process was checked. This could cause a runtime system + crash.</p> + <p> + Own Id: OTP-14050</p> + </item> + <item> + <p>Fixed a number of dirty scheduler related bugs:</p> + <list> <item><p>Process priority was not handled correct + when scheduling on a dirty scheduler.</p></item> + <item><p>The runtime system could crash when an exit + signal with a compound exit reason was sent to a process + executing on a dirty scheduler.</p></item> <item><p>The + runtime system crashed when call tracing a process + executing on a dirty scheduler.</p></item> <item><p>A + code purge operation could end up hanging forever when a + process executed on a dirty scheduler</p></item> </list> + <p> + Own Id: OTP-14051</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Fix minor soft purge race bug that could incorrectly + trigger code_server to load new code for the module if + the soft purge failed and no current version of the + module existed.</p> + <p> + Own Id: OTP-13925</p> + </item> + <item> + <p> + To ease troubleshooting, <c>erlang:load_nif/2</c> now + includes the return value from a failed call to + load/reload/upgrade in the text part of the error tuple. + The <c>crypto</c> NIF makes use of this feature by + returning the source line where/if the initialization + fails.</p> + <p> + Own Id: OTP-13951</p> + </item> + <item> + <p> + New environment variable <c>ERL_CRASH_DUMP_BYTES</c> can + be used to limit the size of crash dumps. If the limit is + reached, crash dump generation is aborted and the + generated file will be truncated.</p> + <p> + Own Id: OTP-14046</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The emulator got a dynamic library dependency towards + libsctp, which on Linux was not intended since the + emulator there loads and resolves the needed sctp + functions in runtime. This has been fixed and a configure + switch --enable-sctp=lib has been added for those who + want such a library dependency.</p> + <p> + Own Id: OTP-13956 Aux Id: ERL-262, ERL-133 </p> + </item> + <item> + <p> + Fix SIGUSR1 crashdump generation</p> + <p> + Do not generate a core when a crashdump is asked for.</p> + <p> + Own Id: OTP-13997</p> + </item> + <item> + <p>The new functions in <c>code</c> that allows loading + of many modules at once had a performance problem. While + executing a helper function in the <c>erl_prim_loader</c> + process, garbage messages were produced. The garbages + messages were ignored and ultimately discarded, but there + would be a negative impact on performance and memory + usage. The number of garbage message depended on both the + number of modules to be loaded and the length of the code + path.</p> + <p>The functions affected of this problem were: + <c>atomic_load/1</c>, <c>ensure_modules_loaded/1</c>, and + <c>prepare_loading/1</c>.</p> + <p> + Own Id: OTP-14009</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 8.1</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/doc/src/run_erl.xml b/erts/doc/src/run_erl.xml index ad7b2c5b85..a9b6a7e2c6 100644 --- a/erts/doc/src/run_erl.xml +++ b/erts/doc/src/run_erl.xml @@ -49,7 +49,7 @@ <funcs> <func> <name>run_erl [-daemon] pipe_dir/ log_dir "exec command - [command_arguments]"</name> + arg1 arg2 ..."</name> <fsummary>Start the Erlang emulator without attached terminal.</fsummary> <desc> <p>Arguments:</p> @@ -92,11 +92,10 @@ </item> </list> </item> - <tag><c>"exec command [command_arguments]"</c></tag> + <tag><c>"exec command arg1 arg2 ..."</c></tag> <item> - <p>In the third argument, <c><![CDATA[command]]></c> is the - executable to execute where everything written to <c>stdin</c> - and <c>stdout</c> is logged to <c><![CDATA[log_dir]]></c>.</p> + <p>A space-separated string specifying the program to be executed. + The second field is typically a command name such as <c>erl</c>.</p> </item> </taglist> </desc> @@ -105,7 +104,7 @@ <section> <title>Notes concerning the Log Files</title> - <p>While running, <c>run_erl</c> (as stated earlier) sends all output, + <p>While running, <c>run_erl</c> sends all output, uninterpreted, to a log file. The file is named <c><![CDATA[erlang.log.N]]></c>, where <c>N</c> is an integer. When the log is "full" (default log size is 100 KB), <c>run_erl</c> starts to log diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index e0260205e3..8772befe27 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -49,6 +49,7 @@ CREATE_DIRS= LDFLAGS=@LDFLAGS@ ARFLAGS=rc OMIT_OMIT_FP=no +TYPE_LIBS= DIRTY_SCHEDULER_SUPPORT=@DIRTY_SCHEDULER_SUPPORT@ NEW_PURGE_STRATEGY=@NEW_PURGE_STRATEGY@ @@ -90,7 +91,7 @@ PURIFY = TYPEMARKER = .gcov TYPE_FLAGS = $(DEBUG_CFLAGS) -DERTS_GCOV -DNO_JUMP_TABLE -fprofile-arcs -ftest-coverage -O0 -DERTS_CAN_INLINE=0 -DERTS_INLINE= ifneq ($(findstring solaris,$(TARGET)),solaris) -LIBS += -lgcov +TYPE_LIBS = -lgcov endif ENABLE_ALLOC_TYPE_VARS += debug else @@ -146,6 +147,8 @@ endif endif endif +LIBS += $(TYPE_LIBS) + comma:=, space:= space+= @@ -931,7 +934,7 @@ $(OBJDIR)/%.o: hipe/%.c $(V_CC) $(subst O2,O3, $(CFLAGS)) $(INCLUDES) -c $< -o $@ $(BINDIR)/hipe_mkliterals$(TF_MARKER): $(OBJDIR)/hipe_mkliterals.o - $(ld_verbose)$(CC) $(CFLAGS) $(INCLUDES) -o $@ $< + $(ld_verbose)$(CC) $(LDFLAGS) -o $@ $< $(TYPE_LIBS) $(OBJDIR)/hipe_mkliterals.o: $(HIPE_ASM) $(TTF_DIR)/erl_alloc_types.h $(DTRACE_HEADERS) \ $(TTF_DIR)/OPCODES-GENERATED $(TARGET)/TABLES-GENERATED diff --git a/erts/emulator/beam/atom.c b/erts/emulator/beam/atom.c index a5e778e4aa..2052afe52b 100644 --- a/erts/emulator/beam/atom.c +++ b/erts/emulator/beam/atom.c @@ -68,7 +68,7 @@ static Uint atom_space; /* Amount of atom text space used */ /* * Print info about atom tables */ -void atom_info(int to, void *to_arg) +void atom_info(fmtfn_t to, void *to_arg) { int lock = !ERTS_IS_CRASH_DUMPING; if (lock) @@ -470,7 +470,7 @@ init_atom_table(void) } void -dump_atoms(int to, void *to_arg) +dump_atoms(fmtfn_t to, void *to_arg) { int i = erts_atom_table.entries; diff --git a/erts/emulator/beam/atom.h b/erts/emulator/beam/atom.h index ae60904785..a82efabb9f 100644 --- a/erts/emulator/beam/atom.h +++ b/erts/emulator/beam/atom.h @@ -136,8 +136,8 @@ Eterm erts_atom_put(const byte *name, int len, ErtsAtomEncoding enc, int trunc); int atom_erase(byte*, int); int atom_static_put(byte*, int); void init_atom_table(void); -void atom_info(int, void *); -void dump_atoms(int, void *); +void atom_info(fmtfn_t, void *); +void dump_atoms(fmtfn_t, void *); int erts_atom_get(const char* name, int len, Eterm* ap, ErtsAtomEncoding enc); void erts_atom_get_text_space_sizes(Uint *reserved, Uint *used); #endif diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index 5969197168..7f5e9ff691 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -658,7 +658,7 @@ BIF_RETTYPE delete_module_1(BIF_ALIST_1) } else if (modp->old.code_hdr) { erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); - erts_dsprintf(dsbufp, "Module %T must be purged before loading\n", + erts_dsprintf(dsbufp, "Module %T must be purged before deleting\n", BIF_ARG_1); erts_send_error_to_logger(BIF_P->group_leader, dsbufp); ERTS_BIF_PREP_ERROR(res, BIF_P, BADARG); @@ -786,7 +786,7 @@ BIF_RETTYPE finish_after_on_load_2(BIF_ALIST_2) } if (BIF_ARG_2 == am_true) { - int i; + int i, num_exps; /* * Make the code with the on_load function current. @@ -802,7 +802,8 @@ BIF_RETTYPE finish_after_on_load_2(BIF_ALIST_2) /* * The on_load function succeded. Fix up export entries. */ - for (i = 0; i < export_list_size(code_ix); i++) { + num_exps = export_list_size(code_ix); + for (i = 0; i < num_exps; i++) { Export *ep = export_list(i,code_ix); if (ep == NULL || ep->code[0] != BIF_ARG_1) { continue; @@ -822,14 +823,15 @@ BIF_RETTYPE finish_after_on_load_2(BIF_ALIST_2) modp->curr.code_hdr->on_load_function_ptr = NULL; set_default_trace_pattern(BIF_ARG_1); } else if (BIF_ARG_2 == am_false) { - int i; + int i, num_exps; /* * The on_load function failed. Remove references to the * code that is about to be purged from the export entries. */ - for (i = 0; i < export_list_size(code_ix); i++) { + num_exps = export_list_size(code_ix); + for (i = 0; i < num_exps; i++) { Export *ep = export_list(i,code_ix); if (ep == NULL || ep->code[0] != BIF_ARG_1) { continue; @@ -995,6 +997,12 @@ erts_proc_copy_literal_area(Process *c_p, int *redsp, int fcalls, int gc_allowed if (any_heap_refs(c_p->heap, c_p->htop, literals, lit_bsize)) goto literal_gc; *redsp += 1; + if (c_p->abandoned_heap) { + if (any_heap_refs(c_p->abandoned_heap, c_p->abandoned_heap + c_p->heap_sz, + literals, lit_bsize)) + goto literal_gc; + *redsp += 1; + } if (any_heap_refs(c_p->old_heap, c_p->old_htop, literals, lit_bsize)) goto literal_gc; @@ -1086,6 +1094,11 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp, int fcalls || ErtsInArea(rp->cp, mod_start, mod_size)) { return am_true; } + + *redsp += 1; + + if (erts_check_nif_export_in_area(rp, mod_start, mod_size)) + return am_true; *redsp += (STACK_START(rp) - rp->stop) / 32; @@ -1161,6 +1174,12 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp, int fcalls || ErtsInArea(rp->cp, mod_start, mod_size)) { return am_true; } + + *redsp += 1; + + if (erts_check_nif_export_in_area(rp, mod_start, mod_size)) + return am_true; + /* * Check all continuation pointers stored on the stack. @@ -1284,6 +1303,11 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp, int fcalls #endif if (any_heap_refs(rp->heap, rp->htop, literals, lit_bsize)) goto try_literal_gc; + if (rp->abandoned_heap) { + if (any_heap_refs(rp->abandoned_heap, rp->abandoned_heap + rp->heap_sz, + literals, lit_bsize)) + goto try_literal_gc; + } if (any_heap_refs(rp->old_heap, rp->old_htop, literals, lit_bsize)) goto try_literal_gc; @@ -1623,10 +1647,10 @@ erts_purge_state_add_fun(ErlFunEntry *fe) } Export * -erts_suspend_process_on_pending_purge_lambda(Process *c_p) +erts_suspend_process_on_pending_purge_lambda(Process *c_p, ErlFunEntry* fe) { erts_smp_mtx_lock(&purge_state.mtx); - if (is_value(purge_state.module)) { + if (purge_state.module == fe->module) { /* * The process c_p is about to call a fun in the code * that we are trying to purge. Suspend it and call @@ -2011,9 +2035,9 @@ delete_code(Module* modp) { ErtsCodeIndex code_ix = erts_staging_code_ix(); Eterm module = make_atom(modp->module); - int i; + int i, num_exps = export_list_size(code_ix); - for (i = 0; i < export_list_size(code_ix); i++) { + for (i = 0; i < num_exps; i++) { Export *ep = export_list(i, code_ix); if (ep != NULL && (ep->code[0] == module)) { if (ep->addressv[code_ix] == ep->code+3) { diff --git a/erts/emulator/beam/beam_bp.c b/erts/emulator/beam/beam_bp.c index 920c8b1ed0..a66d9f68d9 100644 --- a/erts/emulator/beam/beam_bp.c +++ b/erts/emulator/beam/beam_bp.c @@ -74,6 +74,9 @@ extern BeamInstr beam_return_time_trace[1]; /* OpCode(i_return_time_trace) */ erts_smp_atomic32_t erts_active_bp_index; erts_smp_atomic32_t erts_staging_bp_index; +#ifdef ERTS_DIRTY_SCHEDULERS +erts_smp_mtx_t erts_dirty_bp_ix_mtx; +#endif /* * Inlined helpers @@ -85,6 +88,31 @@ get_mtime(Process *c_p) return erts_get_monotonic_time(erts_proc_sched_data(c_p)); } +static ERTS_INLINE Uint32 +acquire_bp_sched_ix(Process *c_p) +{ + ErtsSchedulerData *esdp = erts_proc_sched_data(c_p); + ASSERT(esdp); +#ifdef ERTS_DIRTY_SCHEDULERS + if (ERTS_SCHEDULER_IS_DIRTY(esdp)) { + erts_smp_mtx_lock(&erts_dirty_bp_ix_mtx); + return (Uint32) erts_no_schedulers; + } +#endif + return (Uint32) esdp->no - 1; +} + +static ERTS_INLINE void +release_bp_sched_ix(Uint32 ix) +{ +#ifdef ERTS_DIRTY_SCHEDULERS + if (ix == (Uint32) erts_no_schedulers) + erts_smp_mtx_unlock(&erts_dirty_bp_ix_mtx); +#endif +} + + + /* ************************************************************************* ** Local prototypes */ @@ -135,6 +163,9 @@ void erts_bp_init(void) { erts_smp_atomic32_init_nob(&erts_active_bp_index, 0); erts_smp_atomic32_init_nob(&erts_staging_bp_index, 1); +#ifdef ERTS_DIRTY_SCHEDULERS + erts_smp_mtx_init(&erts_dirty_bp_ix_mtx, "dirty_break_point_index"); +#endif } @@ -347,17 +378,17 @@ consolidate_bp_data(Module* modp, BeamInstr* pc, int local) } if (flags & ERTS_BPF_META_TRACE) { dst->meta_tracer = src->meta_tracer; - erts_refc_inc(&dst->meta_tracer->refc, 1); + erts_smp_refc_inc(&dst->meta_tracer->refc, 1); dst->meta_ms = src->meta_ms; MatchSetRef(dst->meta_ms); } if (flags & ERTS_BPF_COUNT) { dst->count = src->count; - erts_refc_inc(&dst->count->refc, 1); + erts_smp_refc_inc(&dst->count->refc, 1); } if (flags & ERTS_BPF_TIME_TRACE) { dst->time = src->time; - erts_refc_inc(&dst->time->refc, 1); + erts_smp_refc_inc(&dst->time->refc, 1); ASSERT(dst->time->hash); } } @@ -973,6 +1004,7 @@ erts_trace_time_call(Process* c_p, BeamInstr* I, BpDataTime* bdt) bp_data_time_item_t sitem, *item = NULL; bp_time_hash_t *h = NULL; BpDataTime *pbdt = NULL; + Uint32 six = acquire_bp_sched_ix(c_p); ASSERT(c_p); ASSERT(erts_smp_atomic32_read_acqb(&c_p->state) & (ERTS_PSFLG_RUNNING @@ -980,7 +1012,7 @@ erts_trace_time_call(Process* c_p, BeamInstr* I, BpDataTime* bdt) /* get previous timestamp and breakpoint * from the process psd */ - + pbt = ERTS_PROC_GET_CALL_TIME(c_p); time = get_mtime(c_p); @@ -1006,7 +1038,7 @@ erts_trace_time_call(Process* c_p, BeamInstr* I, BpDataTime* bdt) /* if null then the breakpoint was removed */ if (pbdt) { - h = &(pbdt->hash[bp_sched2ix_proc(c_p)]); + h = &(pbdt->hash[six]); ASSERT(h); ASSERT(h->item); @@ -1027,7 +1059,7 @@ erts_trace_time_call(Process* c_p, BeamInstr* I, BpDataTime* bdt) /* this breakpoint */ ASSERT(bdt); - h = &(bdt->hash[bp_sched2ix_proc(c_p)]); + h = &(bdt->hash[six]); ASSERT(h); ASSERT(h->item); @@ -1041,6 +1073,8 @@ erts_trace_time_call(Process* c_p, BeamInstr* I, BpDataTime* bdt) pbt->pc = I; pbt->time = time; + + release_bp_sched_ix(six); } void @@ -1051,6 +1085,7 @@ erts_trace_time_return(Process *p, BeamInstr *pc) bp_data_time_item_t sitem, *item = NULL; bp_time_hash_t *h = NULL; BpDataTime *pbdt = NULL; + Uint32 six = acquire_bp_sched_ix(p); ASSERT(p); ASSERT(erts_smp_atomic32_read_acqb(&p->state) & (ERTS_PSFLG_RUNNING @@ -1071,6 +1106,7 @@ erts_trace_time_return(Process *p, BeamInstr *pc) */ if (pbt) { + /* might have been removed due to * trace_pattern(false) */ @@ -1085,7 +1121,8 @@ erts_trace_time_return(Process *p, BeamInstr *pc) /* beware, the trace_pattern might have been removed */ if (pbdt) { - h = &(pbdt->hash[bp_sched2ix_proc(p)]); + + h = &(pbdt->hash[six]); ASSERT(h); ASSERT(h->item); @@ -1096,11 +1133,15 @@ erts_trace_time_return(Process *p, BeamInstr *pc) } else { BP_TIME_ADD(item, &sitem); } + } pbt->pc = pc; pbt->time = time; + } + + release_bp_sched_ix(six); } int @@ -1353,6 +1394,7 @@ void erts_schedule_time_break(Process *p, Uint schedule) { bp_data_time_item_t sitem, *item = NULL; bp_time_hash_t *h = NULL; BpDataTime *pbdt = NULL; + Uint32 six = acquire_bp_sched_ix(p); ASSERT(p); @@ -1375,7 +1417,7 @@ void erts_schedule_time_break(Process *p, Uint schedule) { sitem.pid = p->common.id; sitem.count = 0; - h = &(pbdt->hash[bp_sched2ix_proc(p)]); + h = &(pbdt->hash[six]); ASSERT(h); ASSERT(h->item); @@ -1401,6 +1443,8 @@ void erts_schedule_time_break(Process *p, Uint schedule) { break; } } /* pbt */ + + release_bp_sched_ix(six); } /* ************************************************************************* @@ -1498,7 +1542,7 @@ set_function_break(BeamInstr *pc, Binary *match_spec, Uint break_flags, MatchSetRef(match_spec); bp->meta_ms = match_spec; bmt = Alloc(sizeof(BpMetaTracer)); - erts_refc_init(&bmt->refc, 1); + erts_smp_refc_init(&bmt->refc, 1); erts_tracer_update(&meta_tracer, tracer); /* copy tracer */ erts_smp_atomic_init_nob(&bmt->tracer, (erts_aint_t)meta_tracer); bp->meta_tracer = bmt; @@ -1507,7 +1551,7 @@ set_function_break(BeamInstr *pc, Binary *match_spec, Uint break_flags, ASSERT((bp->flags & ERTS_BPF_COUNT) == 0); bcp = Alloc(sizeof(BpCount)); - erts_refc_init(&bcp->refc, 1); + erts_smp_refc_init(&bcp->refc, 1); erts_smp_atomic_init_nob(&bcp->acount, 0); bp->count = bcp; } else if (break_flags & ERTS_BPF_TIME_TRACE) { @@ -1516,8 +1560,12 @@ set_function_break(BeamInstr *pc, Binary *match_spec, Uint break_flags, ASSERT((bp->flags & ERTS_BPF_TIME_TRACE) == 0); bdt = Alloc(sizeof(BpDataTime)); - erts_refc_init(&bdt->refc, 1); + erts_smp_refc_init(&bdt->refc, 1); +#ifdef ERTS_DIRTY_SCHEDULERS + bdt->n = erts_no_schedulers + 1; +#else bdt->n = erts_no_schedulers; +#endif bdt->hash = Alloc(sizeof(bp_time_hash_t)*(bdt->n)); for (i = 0; i < bdt->n; i++) { bp_hash_init(&(bdt->hash[i]), 32); @@ -1583,7 +1631,7 @@ clear_function_break(BeamInstr *pc, Uint break_flags) static void bp_meta_unref(BpMetaTracer* bmt) { - if (erts_refc_dectest(&bmt->refc, 0) <= 0) { + if (erts_smp_refc_dectest(&bmt->refc, 0) <= 0) { ErtsTracer trc = erts_smp_atomic_read_nob(&bmt->tracer); ERTS_TRACER_CLEAR(&trc); Free(bmt); @@ -1593,7 +1641,7 @@ bp_meta_unref(BpMetaTracer* bmt) static void bp_count_unref(BpCount* bcp) { - if (erts_refc_dectest(&bcp->refc, 0) <= 0) { + if (erts_smp_refc_dectest(&bcp->refc, 0) <= 0) { Free(bcp); } } @@ -1601,7 +1649,7 @@ bp_count_unref(BpCount* bcp) static void bp_time_unref(BpDataTime* bdt) { - if (erts_refc_dectest(&bdt->refc, 0) <= 0) { + if (erts_smp_refc_dectest(&bdt->refc, 0) <= 0) { Uint i = 0; Uint j = 0; Process *h_p = NULL; diff --git a/erts/emulator/beam/beam_bp.h b/erts/emulator/beam/beam_bp.h index 541af77211..9e4ab3cd20 100644 --- a/erts/emulator/beam/beam_bp.h +++ b/erts/emulator/beam/beam_bp.h @@ -41,7 +41,7 @@ typedef struct { typedef struct bp_data_time { /* Call time */ Uint n; bp_time_hash_t *hash; - erts_refc_t refc; + erts_smp_refc_t refc; } BpDataTime; typedef struct { @@ -51,12 +51,12 @@ typedef struct { typedef struct { erts_smp_atomic_t acount; - erts_refc_t refc; + erts_smp_refc_t refc; } BpCount; typedef struct { erts_smp_atomic_t tracer; - erts_refc_t refc; + erts_smp_refc_t refc; } BpMetaTracer; typedef struct generic_bp_data { @@ -79,10 +79,8 @@ typedef struct generic_bp { #define ERTS_BP_CALL_TIME_SCHEDULE_OUT (1) #define ERTS_BP_CALL_TIME_SCHEDULE_EXITING (2) -#ifdef ERTS_SMP -#define bp_sched2ix_proc(p) (erts_proc_sched_data(p)->no - 1) -#else -#define bp_sched2ix_proc(p) (0) +#ifdef ERTS_DIRTY_SCHEDULERS +extern erts_smp_mtx_t erts_dirty_bp_ix_mtx; #endif enum erts_break_op{ diff --git a/erts/emulator/beam/beam_debug.c b/erts/emulator/beam/beam_debug.c index a4ad3e7886..21d336049f 100644 --- a/erts/emulator/beam/beam_debug.c +++ b/erts/emulator/beam/beam_debug.c @@ -50,7 +50,7 @@ void dbg_bt(Process* p, Eterm* sp); void dbg_where(BeamInstr* addr, Eterm x0, Eterm* reg); -static int print_op(int to, void *to_arg, int op, int size, BeamInstr* addr); +static int print_op(fmtfn_t to, void *to_arg, int op, int size, BeamInstr* addr); BIF_RETTYPE erts_debug_same_2(BIF_ALIST_2) @@ -377,7 +377,7 @@ dbg_where(BeamInstr* addr, Eterm x0, Eterm* reg) } static int -print_op(int to, void *to_arg, int op, int size, BeamInstr* addr) +print_op(fmtfn_t to, void *to_arg, int op, int size, BeamInstr* addr) { int i; BeamInstr tag; diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index ef4cdf9d5a..1c83d8f02e 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -1047,9 +1047,11 @@ static BeamInstr* handle_error(Process* c_p, BeamInstr* pc, Eterm* reg, BifFunction bf) NOINLINE; static BeamInstr* call_error_handler(Process* p, BeamInstr* ip, Eterm* reg, Eterm func) NOINLINE; -static BeamInstr* fixed_apply(Process* p, Eterm* reg, Uint arity) NOINLINE; +static BeamInstr* fixed_apply(Process* p, Eterm* reg, Uint arity, + BeamInstr *I, Uint offs) NOINLINE; static BeamInstr* apply(Process* p, Eterm module, Eterm function, - Eterm args, Eterm* reg) NOINLINE; + Eterm args, Eterm* reg, + BeamInstr *I, Uint offs) NOINLINE; static BeamInstr* call_fun(Process* p, int arity, Eterm* reg, Eterm args) NOINLINE; static BeamInstr* apply_fun(Process* p, Eterm fun, @@ -3194,7 +3196,7 @@ do { \ OpCase(i_apply): { BeamInstr *next; HEAVY_SWAPOUT; - next = apply(c_p, r(0), x(1), x(2), reg); + next = apply(c_p, r(0), x(1), x(2), reg, NULL, 0); HEAVY_SWAPIN; if (next != NULL) { SET_CP(c_p, I+1); @@ -3208,7 +3210,7 @@ do { \ OpCase(i_apply_last_P): { BeamInstr *next; HEAVY_SWAPOUT; - next = apply(c_p, r(0), x(1), x(2), reg); + next = apply(c_p, r(0), x(1), x(2), reg, I, Arg(0)); HEAVY_SWAPIN; if (next != NULL) { SET_CP(c_p, (BeamInstr *) E[0]); @@ -3223,7 +3225,7 @@ do { \ OpCase(i_apply_only): { BeamInstr *next; HEAVY_SWAPOUT; - next = apply(c_p, r(0), x(1), x(2), reg); + next = apply(c_p, r(0), x(1), x(2), reg, I, 0); HEAVY_SWAPIN; if (next != NULL) { SET_I(next); @@ -3237,7 +3239,7 @@ do { \ BeamInstr *next; HEAVY_SWAPOUT; - next = fixed_apply(c_p, reg, Arg(0)); + next = fixed_apply(c_p, reg, Arg(0), NULL, 0); HEAVY_SWAPIN; if (next != NULL) { SET_CP(c_p, I+2); @@ -3252,7 +3254,7 @@ do { \ BeamInstr *next; HEAVY_SWAPOUT; - next = fixed_apply(c_p, reg, Arg(0)); + next = fixed_apply(c_p, reg, Arg(0), I, Arg(1)); HEAVY_SWAPIN; if (next != NULL) { SET_CP(c_p, (BeamInstr *) E[0]); @@ -3550,18 +3552,11 @@ do { \ BifFunction vbf; ErlHeapFragment *live_hf_end; - if (!((FCALLS - 1) > 0 || (FCALLS - 1) > neg_o_reds)) { - /* If we have run out of reductions, we do a context - switch before calling the nif */ - goto context_switch; - } - ERTS_MSACC_SET_STATE_CACHED_M_X(ERTS_MSACC_STATE_NIF); DTRACE_NIF_ENTRY(c_p, (Eterm)I[-3], (Eterm)I[-2], (Uint)I[-1]); c_p->current = I-3; /* current and vbf set to please handle_error */ - SWAPOUT; - c_p->fcalls = FCALLS - 1; + HEAVY_SWAPOUT; PROCESS_MAIN_CHK_LOCKS(c_p); bif_nif_arity = I[-1]; ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p); @@ -5325,7 +5320,7 @@ void erts_dirty_process_main(ErtsSchedulerData *esdp) I = c_p->i; - ASSERT(BeamOp(op_call_nif) == (BeamInstr *) *I); + ASSERT(em_call_nif == (BeamInstr *) *I); /* * Set fcalls even though we ignore it, so we don't @@ -5844,12 +5839,13 @@ save_stacktrace(Process* c_p, BeamInstr* pc, Eterm* reg, BifFunction bf, s->depth = 0; /* - * If the failure was in a BIF other than 'error', 'exit' or - * 'throw', find the bif-table index and save the argument - * registers by consing up an arglist. + * If the failure was in a BIF other than 'error/1', 'error/2', + * 'exit/1' or 'throw/1', find the bif-table index and save the + * argument registers by consing up an arglist. */ - if (bf != NULL && bf != error_1 && bf != error_2 && - bf != exit_1 && bf != throw_1) { + if (bf != NULL && bf != error_1 && bf != error_2 && bf != exit_1 + && bf != throw_1 && bf != wrap_error_1 && bf != wrap_error_2 + && bf != wrap_exit_1 && bf != wrap_throw_1) { int i; int a = 0; for (i = 0; i < BIF_SIZE; i++) { @@ -5945,12 +5941,30 @@ erts_save_stacktrace(Process* p, struct StackTrace* s, int depth) p->cp) { /* Cannot follow cp here - code may be unloaded */ BeamInstr *cpp = p->cp; + int trace_cp; if (cpp == beam_exception_trace || cpp == beam_return_trace) { /* Skip return_trace parameters */ ptr += 2; + trace_cp = 1; } else if (cpp == beam_return_to_trace) { /* Skip return_to_trace parameters */ ptr += 1; + trace_cp = 1; + } + else { + trace_cp = 0; + } + if (trace_cp && s->pc == cpp) { + /* + * If process 'cp' points to a return/exception trace + * instruction and 'cp' has been saved as 'pc' in + * stacktrace, we need to update 'pc' in stacktrace + * with the actual 'cp' located on the top of the + * stack; otherwise, we will lose the top stackframe + * when building the stack trace. + */ + ASSERT(is_CP(p->stop[0])); + s->pc = cp_val(p->stop[0]); } } while (ptr < STACK_START(p) && depth > 0) { @@ -6070,12 +6084,15 @@ build_stacktrace(Process* c_p, Eterm exc) { erts_set_current_function(&fi, s->current); } + depth = s->depth; /* - * If fi.current is still NULL, default to the initial function + * If fi.current is still NULL, and we have no + * stack at all, default to the initial function * (e.g. spawn_link(erlang, abs, [1])). */ if (fi.current == NULL) { - erts_set_current_function(&fi, c_p->u.initial); + if (depth <= 0) + erts_set_current_function(&fi, c_p->u.initial); args = am_true; /* Just in case */ } else { args = get_args_from_exc(exc); @@ -6085,10 +6102,9 @@ build_stacktrace(Process* c_p, Eterm exc) { * Look up all saved continuation pointers and calculate * needed heap space. */ - depth = s->depth; stk = stkp = (FunctionInfo *) erts_alloc(ERTS_ALC_T_TMP, depth*sizeof(FunctionInfo)); - heap_size = fi.needed + 2; + heap_size = fi.current ? fi.needed + 2 : 0; for (i = 0; i < depth; i++) { erts_lookup_function_info(stkp, s->trace[i], 1); if (stkp->current) { @@ -6107,8 +6123,10 @@ build_stacktrace(Process* c_p, Eterm exc) { res = CONS(hp, mfa, res); hp += 2; } - hp = erts_build_mfa_item(&fi, hp, args, &mfa); - res = CONS(hp, mfa, res); + if (fi.current) { + hp = erts_build_mfa_item(&fi, hp, args, &mfa); + res = CONS(hp, mfa, res); + } erts_free(ERTS_ALC_T_TMP, (void *) stk); return res; @@ -6205,8 +6223,107 @@ apply_setup_error_handler(Process* p, Eterm module, Eterm function, Uint arity, return ep; } +static ERTS_INLINE void +apply_bif_error_adjustment(Process *p, Export *ep, + Eterm *reg, Uint arity, + BeamInstr *I, Uint stack_offset) +{ + /* + * I is only set when the apply is a tail call, i.e., + * from the instructions i_apply_only, i_apply_last_P, + * and apply_last_IP. + */ + if (I + && ep->code[3] == (BeamInstr) em_apply_bif + && (ep == bif_export[BIF_error_1] + || ep == bif_export[BIF_error_2] + || ep == bif_export[BIF_exit_1] + || ep == bif_export[BIF_throw_1])) { + /* + * We are about to tail apply one of the BIFs + * erlang:error/1, erlang:error/2, erlang:exit/1, + * or erlang:throw/1. Error handling of these BIFs is + * special! + * + * We need 'p->cp' to point into the calling + * function when handling the error after the BIF has + * been applied. This in order to get the topmost + * stackframe correct. Without the following adjustment, + * 'p->cp' will point into the function that called + * current function when handling the error. We add a + * dummy stackframe in order to achive this. + * + * Note that these BIFs unconditionally will cause + * an exception to be raised. That is, our modifications + * of 'p->cp' as well as the stack will be corrected by + * the error handling code. + * + * If we find an exception/return-to trace continuation + * pointer as the topmost continuation pointer, we do not + * need to do anything since the information already will + * be available for generation of the stacktrace. + */ + int apply_only = stack_offset == 0; + BeamInstr *cpp; + + if (apply_only) { + ASSERT(p->cp != NULL); + cpp = p->cp; + } + else { + ASSERT(is_CP(p->stop[0])); + cpp = cp_val(p->stop[0]); + } + + if (cpp != beam_exception_trace + && cpp != beam_return_trace + && cpp != beam_return_to_trace) { + Uint need = stack_offset /* bytes */ / sizeof(Eterm); + if (need == 0) + need = 1; /* i_apply_only */ + if (p->stop - p->htop < need) + erts_garbage_collect(p, (int) need, reg, arity+1); + p->stop -= need; + + if (apply_only) { + /* + * Called from the i_apply_only instruction. + * + * 'p->cp' contains continuation pointer pointing + * into the function that called current function. + * We push that continuation pointer onto the stack, + * and set 'p->cp' to point into current function. + */ + + p->stop[0] = make_cp(p->cp); + p->cp = I; + } + else { + /* + * Called from an i_apply_last_p, or apply_last_IP, + * instruction. + * + * Calling instruction will after we return read + * a continuation pointer from the stack and write + * it to 'p->cp', and then remove the topmost + * stackframe of size 'stack_offset'. + * + * We have sized the dummy-stackframe so that it + * will be removed by the instruction we currently + * are executing, and leave the stackframe that + * normally would have been removed intact. + * + */ + p->stop[0] = make_cp(I); + } + } + } +} + static BeamInstr* -apply(Process* p, Eterm module, Eterm function, Eterm args, Eterm* reg) +apply( +Process* p, Eterm module, Eterm function, Eterm args, Eterm* reg, +BeamInstr *I, Uint stack_offset) { int arity; Export* ep; @@ -6231,21 +6348,54 @@ apply(Process* p, Eterm module, Eterm function, Eterm args, Eterm* reg) return 0; } - /* The module argument may be either an atom or an abstract module - * (currently implemented using tuples, but this might change). - */ - this = THE_NON_VALUE; - if (is_not_atom(module)) { - Eterm* tp; + while (1) { + Eterm m, f, a; + /* The module argument may be either an atom or an abstract module + * (currently implemented using tuples, but this might change). + */ + this = THE_NON_VALUE; + if (is_not_atom(module)) { + Eterm* tp; + + if (is_not_tuple(module)) goto error; + tp = tuple_val(module); + if (arityval(tp[0]) < 1) goto error; + this = module; + module = tp[1]; + if (is_not_atom(module)) goto error; + } - if (is_not_tuple(module)) goto error; - tp = tuple_val(module); - if (arityval(tp[0]) < 1) goto error; - this = module; - module = tp[1]; - if (is_not_atom(module)) goto error; + if (module != am_erlang || function != am_apply) + break; + + /* Adjust for multiple apply of apply/3... */ + + a = args; + if (is_list(a)) { + Eterm *consp = list_val(a); + m = CAR(consp); + a = CDR(consp); + if (is_list(a)) { + consp = list_val(a); + f = CAR(consp); + a = CDR(consp); + if (is_list(a)) { + consp = list_val(a); + a = CAR(consp); + if (is_nil(CDR(consp))) { + /* erlang:apply/3 */ + module = m; + function = f; + args = a; + if (is_not_atom(f)) + goto error; + continue; + } + } + } + } + break; /* != erlang:apply/3 */ } - /* * Walk down the 3rd parameter of apply (the argument list) and copy * the parameters to the x registers (reg[]). If the module argument @@ -6283,12 +6433,14 @@ apply(Process* p, Eterm module, Eterm function, Eterm args, Eterm* reg) } else if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) { save_calls(p, ep); } + apply_bif_error_adjustment(p, ep, reg, arity, I, stack_offset); DTRACE_GLOBAL_CALL_FROM_EXPORT(p, ep); return ep->addressv[erts_active_code_ix()]; } static BeamInstr* -fixed_apply(Process* p, Eterm* reg, Uint arity) +fixed_apply(Process* p, Eterm* reg, Uint arity, + BeamInstr *I, Uint stack_offset) { Export* ep; Eterm module; @@ -6318,6 +6470,10 @@ fixed_apply(Process* p, Eterm* reg, Uint arity) if (is_not_atom(module)) goto error; ++arity; } + + /* Handle apply of apply/3... */ + if (module == am_erlang && function == am_apply && arity == 3) + return apply(p, reg[0], reg[1], reg[2], reg, I, stack_offset); /* * Get the index into the export table, or failing that the export @@ -6332,6 +6488,7 @@ fixed_apply(Process* p, Eterm* reg, Uint arity) } else if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) { save_calls(p, ep); } + apply_bif_error_adjustment(p, ep, reg, arity, I, stack_offset); DTRACE_GLOBAL_CALL_FROM_EXPORT(p, ep); return ep->addressv[erts_active_code_ix()]; } @@ -6555,7 +6712,7 @@ call_fun(Process* p, /* Current process. */ * and let it try again when the purge operation is * done (may succeed or not). */ - ep = erts_suspend_process_on_pending_purge_lambda(p); + ep = erts_suspend_process_on_pending_purge_lambda(p, fe); ASSERT(ep); } else { @@ -6678,7 +6835,7 @@ new_fun(Process* p, Eterm* reg, ErlFunEntry* fe, int num_free) p->htop = hp + needed; funp = (ErlFunThing *) hp; hp = funp->env; - erts_refc_inc(&fe->refc, 2); + erts_smp_refc_inc(&fe->refc, 2); funp->thing_word = HEADER_FUN; funp->next = MSO(p).first; MSO(p).first = (struct erl_off_heap_header*) funp; diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 0afdedf6c2..88b6e89a02 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -797,14 +797,14 @@ erts_finish_loading(Binary* magic, Process* c_p, } else { ErtsCodeIndex code_ix = erts_staging_code_ix(); Eterm module = stp->module; - int i; + int i, num_exps; /* * There is an -on_load() function. We will keep the current * code, but we must turn off any tracing. */ - - for (i = 0; i < export_list_size(code_ix); i++) { + num_exps = export_list_size(code_ix); + for (i = 0; i < num_exps; i++) { Export *ep = export_list(i, code_ix); if (ep == NULL || ep->code[0] != module) { continue; @@ -4867,7 +4867,7 @@ final_touch(LoaderState* stp, struct erl_module_instance* inst_p) /* * We are hiding a pointer into older code. */ - erts_refc_dec(&fe->refc, 1); + erts_smp_refc_dec(&fe->refc, 1); } fe->address = code_ptr; #ifdef HIPE @@ -5754,12 +5754,13 @@ exported_from_module(Process* p, /* Process whose heap to use. */ ErtsCodeIndex code_ix, Eterm mod) /* Tagged atom for module. */ { - int i; + int i, num_exps; Eterm* hp = NULL; Eterm* hend = NULL; Eterm result = NIL; - for (i = 0; i < export_list_size(code_ix); i++) { + num_exps = export_list_size(code_ix); + for (i = 0; i < num_exps; i++) { Export* ep = export_list(i,code_ix); if (ep->code[0] == mod) { @@ -6286,7 +6287,7 @@ patch_funentries(Eterm Patchlist) * * Reproduced on a debug emulator with stdlib_test/qlc_SUITE:join_merge * - * erts_refc_dec(&fe->refc, 1); + * erts_smp_refc_dec(&fe->refc, 1); */ if (!patch(Addresses, (Uint) fe)) diff --git a/erts/emulator/beam/beam_load.h b/erts/emulator/beam/beam_load.h index 1200bb9c6f..9be5e14e40 100644 --- a/erts/emulator/beam/beam_load.h +++ b/erts/emulator/beam/beam_load.h @@ -124,7 +124,8 @@ int erts_is_module_native(BeamCodeHeader* code); void erts_beam_bif_load_init(void); struct erl_fun_entry; void erts_purge_state_add_fun(struct erl_fun_entry *fe); -Export *erts_suspend_process_on_pending_purge_lambda(Process *c_p); +Export *erts_suspend_process_on_pending_purge_lambda(Process *c_p, + struct erl_fun_entry*); /* * Layout of the line table. diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 3c19e82b66..4c7c910419 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -44,23 +44,22 @@ static void process_killer(void); void do_break(void); void erl_crash_dump_v(char *file, int line, char* fmt, va_list args); -void erl_crash_dump(char* file, int line, char* fmt, ...); #ifdef DEBUG static void bin_check(void); #endif -static void print_garb_info(int to, void *to_arg, Process* p); +static void print_garb_info(fmtfn_t to, void *to_arg, Process* p); #ifdef OPPROF static void dump_frequencies(void); #endif -static void dump_attributes(int to, void *to_arg, byte* ptr, int size); +static void dump_attributes(fmtfn_t to, void *to_arg, byte* ptr, int size); extern char* erts_system_version[]; static void -port_info(int to, void *to_arg) +port_info(fmtfn_t to, void *to_arg) { int i, max = erts_ptab_max(&erts_port); for (i = 0; i < max; i++) { @@ -71,7 +70,7 @@ port_info(int to, void *to_arg) } void -process_info(int to, void *to_arg) +process_info(fmtfn_t to, void *to_arg) { int i, max = erts_ptab_max(&erts_proc); for (i = 0; i < max; i++) { @@ -148,14 +147,14 @@ process_killer(void) typedef struct { int is_first; - int to; + fmtfn_t to; void *to_arg; } PrintMonitorContext; static void doit_print_link(ErtsLink *lnk, void *vpcontext) { PrintMonitorContext *pcontext = vpcontext; - int to = pcontext->to; + fmtfn_t to = pcontext->to; void *to_arg = pcontext->to_arg; if (pcontext->is_first) { @@ -170,7 +169,7 @@ static void doit_print_link(ErtsLink *lnk, void *vpcontext) static void doit_print_monitor(ErtsMonitor *mon, void *vpcontext) { PrintMonitorContext *pcontext = vpcontext; - int to = pcontext->to; + fmtfn_t to = pcontext->to; void *to_arg = pcontext->to_arg; char *prefix = ", "; @@ -197,7 +196,7 @@ static void doit_print_monitor(ErtsMonitor *mon, void *vpcontext) /* Display info about an individual Erlang process */ void -print_process_info(int to, void *to_arg, Process *p) +print_process_info(fmtfn_t to, void *to_arg, Process *p) { time_t approx_started; int garbing = 0; @@ -300,7 +299,7 @@ print_process_info(int to, void *to_arg, Process *p) /* display the links only if there are any*/ if (ERTS_P_LINKS(p) || ERTS_P_MONITORS(p)) { - PrintMonitorContext context = {1,to}; + PrintMonitorContext context = {1, to, to_arg}; erts_print(to, to_arg,"Link list: ["); erts_doforall_links(ERTS_P_LINKS(p), &doit_print_link, &context); erts_doforall_monitors(ERTS_P_MONITORS(p), &doit_print_monitor, &context); @@ -348,7 +347,7 @@ print_process_info(int to, void *to_arg, Process *p) } static void -print_garb_info(int to, void *to_arg, Process* p) +print_garb_info(fmtfn_t to, void *to_arg, Process* p) { #ifdef ERTS_SMP /* ERTS_SMP: A scheduler is probably concurrently doing gc... */ @@ -365,7 +364,7 @@ print_garb_info(int to, void *to_arg, Process* p) } void -info(int to, void *to_arg) +info(fmtfn_t to, void *to_arg) { erts_memory(&to, to_arg, NULL, THE_NON_VALUE); atom_info(to, to_arg); @@ -380,8 +379,20 @@ info(int to, void *to_arg) } +static int code_size(struct erl_module_instance* modi) +{ + int size = modi->code_length; + + if (modi->code_hdr) { + ErtsLiteralArea* lit = modi->code_hdr->literal_area; + if (lit) + size += (lit->end - lit->start) * sizeof(Eterm); + } + return size; +} + void -loaded(int to, void *to_arg) +loaded(fmtfn_t to, void *to_arg) { int i; int old = 0; @@ -397,13 +408,9 @@ loaded(int to, void *to_arg) * Calculate and print totals. */ for (i = 0; i < module_code_size(code_ix); i++) { - if ((modp = module_code(i, code_ix)) != NULL && - ((modp->curr.code_length != 0) || - (modp->old.code_length != 0))) { - cur += modp->curr.code_length; - if (modp->old.code_length != 0) { - old += modp->old.code_length; - } + if ((modp = module_code(i, code_ix)) != NULL) { + cur += code_size(&modp->curr); + old += code_size(&modp->old); } } erts_print(to, to_arg, "Current code: %d\n", cur); @@ -419,31 +426,25 @@ loaded(int to, void *to_arg) /* * Interactive dump; keep it brief. */ - if (modp != NULL && - ((modp->curr.code_length != 0) || - (modp->old.code_length != 0))) { - erts_print(to, to_arg, "%T", make_atom(modp->module)); - cur += modp->curr.code_length; - erts_print(to, to_arg, " %d", modp->curr.code_length ); - if (modp->old.code_length != 0) { - erts_print(to, to_arg, " (%d old)", - modp->old.code_length ); - old += modp->old.code_length; - } + if (modp != NULL && ((modp->curr.code_length != 0) || + (modp->old.code_length != 0))) { + erts_print(to, to_arg, "%T %d", make_atom(modp->module), + code_size(&modp->curr)); + if (modp->old.code_length != 0) + erts_print(to, to_arg, " (%d old)", code_size(&modp->old)); erts_print(to, to_arg, "\n"); } } else { /* * To crash dump; make it parseable. */ - if (modp != NULL && - ((modp->curr.code_length != 0) || - (modp->old.code_length != 0))) { + if (modp != NULL && ((modp->curr.code_length != 0) || + (modp->old.code_length != 0))) { erts_print(to, to_arg, "=mod:"); erts_print(to, to_arg, "%T", make_atom(modp->module)); erts_print(to, to_arg, "\n"); erts_print(to, to_arg, "Current size: %d\n", - modp->curr.code_length); + code_size(&modp->curr)); code = modp->curr.code_hdr; if (code != NULL && code->attr_ptr) { erts_print(to, to_arg, "Current attributes: "); @@ -457,7 +458,7 @@ loaded(int to, void *to_arg) } if (modp->old.code_length != 0) { - erts_print(to, to_arg, "Old size: %d\n", modp->old.code_length); + erts_print(to, to_arg, "Old size: %d\n", code_size(&modp->old)); code = modp->old.code_hdr; if (code->attr_ptr) { erts_print(to, to_arg, "Old attributes: "); @@ -478,7 +479,7 @@ loaded(int to, void *to_arg) static void -dump_attributes(int to, void *to_arg, byte* ptr, int size) +dump_attributes(fmtfn_t to, void *to_arg, byte* ptr, int size) { while (size-- > 0) { erts_print(to, to_arg, "%02X", *ptr++); @@ -648,7 +649,7 @@ bin_check(void) erts_printf("%p orig_size: %bpd, norefs = %bpd\n", bp->val, bp->val->orig_size, - erts_smp_atomic_read_nob(&bp->val->refc)); + erts_refc_read(&bp->val->refc, 1)); } } if (printed) { @@ -662,6 +663,26 @@ bin_check(void) #endif +static Sint64 crash_dump_limit = ERTS_SINT64_MAX; +static Sint64 crash_dump_written = 0; + +static int crash_dump_limited_writer(void* vfdp, char* buf, size_t len) +{ + const char stop_msg[] = "\n=abort:CRASH DUMP SIZE LIMIT REACHED\n"; + + crash_dump_written += len; + if (crash_dump_written <= crash_dump_limit) { + return erts_write_fd(vfdp, buf, len); + } + + len -= (crash_dump_written - crash_dump_limit); + erts_write_fd(vfdp, buf, len); + erts_write_fd(vfdp, (char*)stop_msg, sizeof(stop_msg)-1); + + /* We assume that crash dump was called from erts_exit_vv() */ + erts_exit_epilogue(); +} + /* XXX THIS SHOULD BE IN SYSTEM !!!! */ void erl_crash_dump_v(char *file, int line, char* fmt, va_list args) @@ -679,6 +700,8 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) int secs; int env_erl_crash_dump_seconds_set = 1; int i; + fmtfn_t to = &erts_write_fd; + void* to_arg; if (ERTS_SOMEONE_IS_CRASH_DUMPING) return; @@ -696,6 +719,8 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) * We have to be very very careful when doing this as the schedulers * could be anywhere. */ + sys_init_suspend_handler(); + for (i = 0; i < erts_no_schedulers; i++) { erts_tid_t tid = ERTS_SCHEDULER_IX(i)->tid; if (!erts_equal_tids(tid,erts_thr_self())) @@ -759,6 +784,21 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) return; } + crash_dump_limit = ERTS_SINT64_MAX; + envsz = sizeof(env); + if (erts_sys_getenv__("ERL_CRASH_DUMP_BYTES", env, &envsz) == 0) { + Sint64 limit; + char* endptr; + errno = 0; + limit = ErtsStrToSint64(env, &endptr, 10); + if (errno == 0 && limit >= 0 && endptr != env && *endptr == 0) { + if (limit == 0) + return; + crash_dump_limit = limit; + to = &crash_dump_limited_writer; + } + } + if (erts_sys_getenv__("ERL_CRASH_DUMP",&dumpnamebuf[0],&dumpnamebufsize) != 0) dumpname = "erl_crash.dump"; else @@ -769,39 +809,40 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) fd = open(dumpname,O_WRONLY | O_CREAT | O_TRUNC,0640); if (fd < 0) return; /* Can't create the crash dump, skip it */ + to_arg = (void*)&fd; time(&now); - erts_fdprintf(fd, "=erl_crash_dump:0.3\n%s", ctime(&now)); + erts_cbprintf(to, to_arg, "=erl_crash_dump:0.3\n%s", ctime(&now)); if (file != NULL) - erts_fdprintf(fd, "The error occurred in file %s, line %d\n", file, line); + erts_cbprintf(to, to_arg, "The error occurred in file %s, line %d\n", file, line); if (fmt != NULL && *fmt != '\0') { - erts_fdprintf(fd, "Slogan: "); - erts_vfdprintf(fd, fmt, args); + erts_cbprintf(to, to_arg, "Slogan: "); + erts_vcbprintf(to, to_arg, fmt, args); } - erts_fdprintf(fd, "System version: "); - erts_print_system_version(fd, NULL, NULL); + erts_cbprintf(to, to_arg, "System version: "); + erts_print_system_version(to, to_arg, NULL); #if ERTS_SAVED_COMPILE_TIME - erts_fdprintf(fd, "%s\n", "Compiled: " ERLANG_COMPILE_DATE); + erts_cbprintf(to, to_arg, "%s\n", "Compiled: " ERLANG_COMPILE_DATE); #endif - erts_fdprintf(fd, "Taints: "); - erts_print_nif_taints(fd, NULL); - erts_fdprintf(fd, "Atoms: %d\n", atom_table_size()); + erts_cbprintf(to, to_arg, "Taints: "); + erts_print_nif_taints(to, to_arg); + erts_cbprintf(to, to_arg, "Atoms: %d\n", atom_table_size()); #ifdef USE_THREADS /* We want to note which thread it was that called erts_exit */ if (erts_get_scheduler_data()) { - erts_fdprintf(fd, "Calling Thread: scheduler:%d\n", + erts_cbprintf(to, to_arg, "Calling Thread: scheduler:%d\n", erts_get_scheduler_data()->no); } else { if (!erts_thr_getname(erts_thr_self(), dumpnamebuf, MAXPATHLEN)) - erts_fdprintf(fd, "Calling Thread: %s\n", dumpnamebuf); + erts_cbprintf(to, to_arg, "Calling Thread: %s\n", dumpnamebuf); else - erts_fdprintf(fd, "Calling Thread: %p\n", erts_thr_self()); + erts_cbprintf(to, to_arg, "Calling Thread: %p\n", erts_thr_self()); } #else - erts_fdprintf(fd, "Calling Thread: scheduler:1\n"); + erts_cbprintf(to, to_arg, "Calling Thread: scheduler:1\n"); #endif #if defined(ERTS_HAVE_TRY_CATCH) @@ -816,8 +857,8 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) */ for (i = 0; i < erts_no_schedulers; i++) { ERTS_SYS_TRY_CATCH( - erts_print_scheduler_info(fd, NULL, ERTS_SCHEDULER_IX(i)), - erts_fdprintf(fd, "** crashed **\n")); + erts_print_scheduler_info(to, to_arg, ERTS_SCHEDULER_IX(i)), + erts_cbprintf(to, to_arg, "** crashed **\n")); } #endif @@ -848,48 +889,39 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) #ifndef ERTS_HAVE_TRY_CATCH /* This is safe to call here, as all schedulers are blocked */ for (i = 0; i < erts_no_schedulers; i++) { - erts_print_scheduler_info(fd, NULL, ERTS_SCHEDULER_IX(i)); + erts_print_scheduler_info(to, to_arg, ERTS_SCHEDULER_IX(i)); } #endif - info(fd, NULL); /* General system info */ + info(to, to_arg); /* General system info */ if (erts_ptab_initialized(&erts_proc)) - process_info(fd, NULL); /* Info about each process and port */ - db_info(fd, NULL, 0); - erts_print_bif_timer_info(fd, NULL); - distribution_info(fd, NULL); - erts_fdprintf(fd, "=loaded_modules\n"); - loaded(fd, NULL); - erts_dump_fun_entries(fd, NULL); - erts_deep_process_dump(fd, NULL); - erts_fdprintf(fd, "=atoms\n"); - dump_atoms(fd, NULL); + process_info(to, to_arg); /* Info about each process and port */ + db_info(to, to_arg, 0); + erts_print_bif_timer_info(to, to_arg); + distribution_info(to, to_arg); + erts_cbprintf(to, to_arg, "=loaded_modules\n"); + loaded(to, to_arg); + erts_dump_fun_entries(to, to_arg); + erts_deep_process_dump(to, to_arg); + erts_cbprintf(to, to_arg, "=atoms\n"); + dump_atoms(to, to_arg); /* Keep the instrumentation data at the end of the dump */ if (erts_instr_memory_map || erts_instr_stat) { - erts_fdprintf(fd, "=instr_data\n"); + erts_cbprintf(to, to_arg, "=instr_data\n"); if (erts_instr_stat) { - erts_fdprintf(fd, "=memory_status\n"); - erts_instr_dump_stat_to_fd(fd, 0); + erts_cbprintf(to, to_arg, "=memory_status\n"); + erts_instr_dump_stat_to(to, to_arg, 0); } if (erts_instr_memory_map) { - erts_fdprintf(fd, "=memory_map\n"); - erts_instr_dump_memory_map_to_fd(fd); + erts_cbprintf(to, to_arg, "=memory_map\n"); + erts_instr_dump_memory_map_to(to, to_arg); } } - erts_fdprintf(fd, "=end\n"); + erts_cbprintf(to, to_arg, "=end\n"); close(fd); erts_fprintf(stderr,"done\n"); } -void -erl_crash_dump(char* file, int line, char* fmt, ...) -{ - va_list args; - - va_start(args, fmt); - erl_crash_dump_v(file, line, fmt, args); - va_end(args); -} diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index ccc4cbad43..78db141cfc 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -826,7 +826,7 @@ Eterm copy_struct_x(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap, Uint funp = (ErlFunThing *) tp; funp->next = off_heap->first; off_heap->first = (struct erl_off_heap_header*) funp; - erts_refc_inc(&funp->fe->refc, 2); + erts_smp_refc_inc(&funp->fe->refc, 2); *argp = make_fun(tp); } break; @@ -845,7 +845,7 @@ Eterm copy_struct_x(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap, Uint etp->next = off_heap->first; off_heap->first = (struct erl_off_heap_header*)etp; - erts_refc_inc(&etp->node->refc, 2); + erts_smp_refc_inc(&etp->node->refc, 2); *argp = make_external(tp); } @@ -1491,7 +1491,7 @@ Uint copy_shared_perform(Eterm obj, Uint size, erts_shcopy_t *info, } funp->next = off_heap->first; off_heap->first = (struct erl_off_heap_header*) funp; - erts_refc_inc(&funp->fe->refc, 2); + erts_smp_refc_inc(&funp->fe->refc, 2); goto cleanup_next; } case MAP_SUBTAG: @@ -1626,7 +1626,7 @@ Uint copy_shared_perform(Eterm obj, Uint size, erts_shcopy_t *info, } etp->next = off_heap->first; off_heap->first = (struct erl_off_heap_header*) etp; - erts_refc_inc(&etp->node->refc, 2); + erts_smp_refc_inc(&etp->node->refc, 2); goto cleanup_next; } default: @@ -1802,7 +1802,7 @@ Eterm copy_shallow(Eterm* ptr, Uint sz, Eterm** hpp, ErlOffHeap* off_heap) case FUN_SUBTAG: { ErlFunThing* funp = (ErlFunThing *) (tp-1); - erts_refc_inc(&funp->fe->refc, 2); + erts_smp_refc_inc(&funp->fe->refc, 2); } goto off_heap_common; case EXTERNAL_PID_SUBTAG: @@ -1810,7 +1810,7 @@ Eterm copy_shallow(Eterm* ptr, Uint sz, Eterm** hpp, ErlOffHeap* off_heap) case EXTERNAL_REF_SUBTAG: { ExternalThing* etp = (ExternalThing *) (tp-1); - erts_refc_inc(&etp->node->refc, 2); + erts_smp_refc_inc(&etp->node->refc, 2); } off_heap_common: { diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index 09c83f1117..52b2174609 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -2081,7 +2081,7 @@ erts_dist_command(Port *prt, int reds_limit) ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(prt)); - erts_refc_inc(&dep->refc, 1); /* Otherwise dist_entry might be + erts_smp_refc_inc(&dep->refc, 1); /* Otherwise dist_entry might be removed if port command fails */ erts_smp_atomic_set_mb(&dep->dist_cmd_scheduled, 0); @@ -2402,13 +2402,13 @@ erts_kill_dist_connection(DistEntry *dep, Uint32 connection_id) } struct print_to_data { - int to; + fmtfn_t to; void *arg; }; static void doit_print_monitor_info(ErtsMonitor *mon, void *vptdp) { - int to = ((struct print_to_data *) vptdp)->to; + fmtfn_t to = ((struct print_to_data *) vptdp)->to; void *arg = ((struct print_to_data *) vptdp)->arg; Process *rp; ErtsMonitor *rmon; @@ -2431,7 +2431,7 @@ static void doit_print_monitor_info(ErtsMonitor *mon, void *vptdp) } } -static void print_monitor_info(int to, void *arg, ErtsMonitor *mon) +static void print_monitor_info(fmtfn_t to, void *arg, ErtsMonitor *mon) { struct print_to_data ptd = {to, arg}; erts_doforall_monitors(mon,&doit_print_monitor_info,&ptd); @@ -2457,7 +2457,7 @@ static void doit_print_link_info(ErtsLink *lnk, void *vptdp) } } -static void print_link_info(int to, void *arg, ErtsLink *lnk) +static void print_link_info(fmtfn_t to, void *arg, ErtsLink *lnk) { struct print_to_data ptd = {to, arg}; erts_doforall_links(lnk, &doit_print_link_info, (void *) &ptd); @@ -2478,7 +2478,7 @@ static void doit_print_nodelink_info(ErtsLink *lnk, void *vpcontext) "Remote monitoring: %T %T\n", lnk->pid, pcontext->sysname); } -static void print_nodelink_info(int to, void *arg, ErtsLink *lnk, Eterm sysname) +static void print_nodelink_info(fmtfn_t to, void *arg, ErtsLink *lnk, Eterm sysname) { PrintNodeLinkContext context = {{to, arg}, sysname}; erts_doforall_links(lnk, &doit_print_nodelink_info, &context); @@ -2486,7 +2486,7 @@ static void print_nodelink_info(int to, void *arg, ErtsLink *lnk, Eterm sysname) static int -info_dist_entry(int to, void *arg, DistEntry *dep, int visible, int connected) +info_dist_entry(fmtfn_t to, void *arg, DistEntry *dep, int visible, int connected) { if (visible && connected) { @@ -2514,7 +2514,7 @@ info_dist_entry(int to, void *arg, DistEntry *dep, int visible, int connected) erts_print(to, arg, "Name: %T", dep->sysname); #ifdef DEBUG - erts_print(to, arg, " (refc=%d)", erts_refc_read(&dep->refc, 0)); + erts_print(to, arg, " (refc=%d)", erts_smp_refc_read(&dep->refc, 0)); #endif erts_print(to, arg, "\n"); if (!connected && is_nil(dep->cid)) { @@ -2535,7 +2535,7 @@ info_dist_entry(int to, void *arg, DistEntry *dep, int visible, int connected) return 0; } -int distribution_info(int to, void *arg) /* Called by break handler */ +int distribution_info(fmtfn_t to, void *arg) /* Called by break handler */ { DistEntry *dep; diff --git a/erts/emulator/beam/erl_afit_alloc.c b/erts/emulator/beam/erl_afit_alloc.c index eda3ad870a..4ebe37ee1d 100644 --- a/erts/emulator/beam/erl_afit_alloc.c +++ b/erts/emulator/beam/erl_afit_alloc.c @@ -54,7 +54,7 @@ static void link_free_block (Allctr_t *, Block_t *); static void unlink_free_block (Allctr_t *, Block_t *); -static Eterm info_options (Allctr_t *, char *, int *, +static Eterm info_options (Allctr_t *, char *, fmtfn_t *, void *arg, Uint **, Uint *); static void init_atoms (void); @@ -227,7 +227,7 @@ add_2tup(Uint **hpp, Uint *szp, Eterm *lp, Eterm el1, Eterm el2) static Eterm info_options(Allctr_t *allctr, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 3c2c9def3b..214fb1f2af 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -2113,7 +2113,7 @@ add_fix_values(UWord *ap, UWord *up, ErtsAlcUFixInfo_t *fi, ErtsAlcType_t type) } Eterm -erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) +erts_memory(fmtfn_t *print_to_p, void *print_to_arg, void *proc, Eterm earg) { /* * NOTE! When updating this function, make sure to also update @@ -2476,7 +2476,7 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) if (print_to_p) { int i; - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; /* Print result... */ @@ -2530,7 +2530,7 @@ struct aa_values { }; Eterm -erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) +erts_allocated_areas(fmtfn_t *print_to_p, void *print_to_arg, void *proc) { #define MAX_AA_VALUES (24) struct aa_values values[MAX_AA_VALUES]; @@ -2665,7 +2665,7 @@ erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) if (print_to_p) { /* Print result... */ - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, "=allocated_areas\n"); @@ -2779,7 +2779,7 @@ erts_alloc_util_allocators(void *proc) } void -erts_allocator_info(int to, void *arg) +erts_allocator_info(fmtfn_t to, void *arg) { ErtsAlcType_t a; @@ -3110,7 +3110,7 @@ reply_alloc_info(void *vair) Eterm (*info_func)(Allctr_t *, int, int, - int *, + fmtfn_t *, void *, Uint **, Uint *) = (air->only_sz diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h index 925a081a02..56a3b73bf9 100644 --- a/erts/emulator/beam/erl_alloc.h +++ b/erts/emulator/beam/erl_alloc.h @@ -69,11 +69,11 @@ void *erts_sys_aligned_realloc(UWord alignment, void *ptr, UWord size, UWord old void erts_sys_aligned_free(UWord alignment, void *ptr); #endif -Eterm erts_memory(int *, void *, void *, Eterm); -Eterm erts_allocated_areas(int *, void *, void *); +Eterm erts_memory(fmtfn_t *, void *, void *, Eterm); +Eterm erts_allocated_areas(fmtfn_t *, void *, void *); Eterm erts_alloc_util_allocators(void *proc); -void erts_allocator_info(int, void *); +void erts_allocator_info(fmtfn_t, void *); Eterm erts_allocator_options(void *proc); struct process; diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index 2995f2f822..230ca6ccbb 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -4153,9 +4153,9 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) ASSERT(IS_LAST_BLK(blk)); #ifdef ERTS_ALLOC_UTIL_HARD_DEBUG - (*allctr->link_free_block)(allctr, blk, 0); + (*allctr->link_free_block)(allctr, blk); HARD_CHECK_BLK_CARRIER(allctr, blk); - (*allctr->unlink_free_block)(allctr, blk, 0); + (*allctr->unlink_free_block)(allctr, blk); #endif } #endif @@ -4473,7 +4473,7 @@ add_fix_types(Allctr_t *allctr, int internal, Uint **hpp, Uint *szp, static Eterm sz_info_fix(Allctr_t *allctr, int internal, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -4494,7 +4494,7 @@ sz_info_fix(Allctr_t *allctr, UWord used = fix->type_size * fix->u.cpool.used; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, @@ -4522,7 +4522,7 @@ sz_info_fix(Allctr_t *allctr, UWord used = fix->type_size*fix->u.nocpool.used; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, @@ -4548,7 +4548,7 @@ static Eterm sz_info_carriers(Allctr_t *allctr, CarriersStats_t *cs, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -4557,7 +4557,7 @@ sz_info_carriers(Allctr_t *allctr, UWord curr_size = cs->curr.norm.mseg.size + cs->curr.norm.sys_alloc.size; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, @@ -4598,7 +4598,7 @@ static Eterm info_cpool(Allctr_t *allctr, int sz_only, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -4615,7 +4615,7 @@ info_cpool(Allctr_t *allctr, } if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; if (!sz_only) erts_print(to, arg, "%sblocks: %bpu\n", prefix, nob); @@ -4652,7 +4652,7 @@ static Eterm info_carriers(Allctr_t *allctr, CarriersStats_t *cs, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -4664,7 +4664,7 @@ info_carriers(Allctr_t *allctr, curr_size = cs->curr.norm.mseg.size + cs->curr.norm.sys_alloc.size; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, @@ -4790,7 +4790,7 @@ make_name_atoms(Allctr_t *allctr) static Eterm info_calls(Allctr_t *allctr, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -4807,7 +4807,7 @@ info_calls(Allctr_t *allctr, erts_print(TO, TOA, "%s%s calls: %b64u\n",PRFX,NAME,CC) char *prefix = allctr->name_prefix; - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; PRINT_CC_5(to, arg, prefix, "alloc", allctr->calls.this_alloc); @@ -4883,7 +4883,7 @@ info_calls(Allctr_t *allctr, static Eterm info_options(Allctr_t *allctr, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -5035,7 +5035,7 @@ reset_max_values(CarriersStats_t *cs) \* */ Eterm -erts_alcu_au_info_options(int *print_to_p, void *print_to_arg, +erts_alcu_au_info_options(fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) { Eterm res = THE_NON_VALUE; @@ -5078,7 +5078,7 @@ erts_alcu_au_info_options(int *print_to_p, void *print_to_arg, Eterm erts_alcu_info_options(Allctr_t *allctr, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -5110,7 +5110,7 @@ Eterm erts_alcu_sz_info(Allctr_t *allctr, int internal, int begin_max_period, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -5196,7 +5196,7 @@ Eterm erts_alcu_info(Allctr_t *allctr, int internal, int begin_max_period, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -6440,11 +6440,6 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk) ASSERT(SBC2BLK(allctr, sbc) == iblk); ASSERT(CARRIER_SZ(sbc) - SBC_HEADER_SIZE >= SBC_BLK_SZ(iblk)); -#if HAVE_ERTS_MSEG - if (IS_MSEG_CARRIER(sbc)) { - ASSERT(CARRIER_SZ(sbc) % ERTS_SACRR_UNIT_SZ == 0); - } -#endif crr = sbc; cl = &allctr->sbc_list; } diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index f50f09907a..81180382af 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -178,10 +178,10 @@ void * erts_alcu_realloc_mv_thr_pref(ErtsAlcType_t, void *, void *, Uint); void erts_alcu_free_thr_pref(ErtsAlcType_t, void *, void *); #endif #endif -Eterm erts_alcu_au_info_options(int *, void *, Uint **, Uint *); -Eterm erts_alcu_info_options(Allctr_t *, int *, void *, Uint **, Uint *); -Eterm erts_alcu_sz_info(Allctr_t *, int, int, int *, void *, Uint **, Uint *); -Eterm erts_alcu_info(Allctr_t *, int, int, int *, void *, Uint **, Uint *); +Eterm erts_alcu_au_info_options(fmtfn_t *, void *, Uint **, Uint *); +Eterm erts_alcu_info_options(Allctr_t *, fmtfn_t *, void *, Uint **, Uint *); +Eterm erts_alcu_sz_info(Allctr_t *, int, int, fmtfn_t *, void *, Uint **, Uint *); +Eterm erts_alcu_info(Allctr_t *, int, int, fmtfn_t *, void *, Uint **, Uint *); void erts_alcu_init(AlcUInit_t *); void erts_alcu_current_size(Allctr_t *, AllctrSize_t *, ErtsAlcUFixInfo_t *, int); @@ -586,7 +586,7 @@ struct Allctr_t_ { Block_t *, Uint); void (*link_free_block) (Allctr_t *, Block_t *); void (*unlink_free_block) (Allctr_t *, Block_t *); - Eterm (*info_options) (Allctr_t *, char *, int *, + Eterm (*info_options) (Allctr_t *, char *, fmtfn_t *, void *, Uint **, Uint *); Uint (*get_next_mbc_size) (Allctr_t *); diff --git a/erts/emulator/beam/erl_ao_firstfit_alloc.c b/erts/emulator/beam/erl_ao_firstfit_alloc.c index 7e239d1f5d..05ba1f9891 100644 --- a/erts/emulator/beam/erl_ao_firstfit_alloc.c +++ b/erts/emulator/beam/erl_ao_firstfit_alloc.c @@ -224,7 +224,7 @@ static AOFF_RBTree_t* rbt_search(AOFF_RBTree_t* root, Uint size); static int rbt_assert_is_member(AOFF_RBTree_t* root, AOFF_RBTree_t* node); #endif -static Eterm info_options(Allctr_t *, char *, int *, void *, Uint **, Uint *); +static Eterm info_options(Allctr_t *, char *, fmtfn_t *, void *, Uint **, Uint *); static void init_atoms(void); @@ -1014,7 +1014,7 @@ add_2tup(Uint **hpp, Uint *szp, Eterm *lp, Eterm el1, Eterm el2) static Eterm info_options(Allctr_t *allctr, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) diff --git a/erts/emulator/beam/erl_bestfit_alloc.c b/erts/emulator/beam/erl_bestfit_alloc.c index 379cee39a1..6173c408e1 100644 --- a/erts/emulator/beam/erl_bestfit_alloc.c +++ b/erts/emulator/beam/erl_bestfit_alloc.c @@ -104,7 +104,7 @@ static void bf_link_free_block (Allctr_t *, Block_t *); static ERTS_INLINE void bf_unlink_free_block (Allctr_t *, Block_t *); -static Eterm info_options (Allctr_t *, char *, int *, +static Eterm info_options (Allctr_t *, char *, fmtfn_t *, void *, Uint **, Uint *); static void init_atoms (void); @@ -921,7 +921,7 @@ add_2tup(Uint **hpp, Uint *szp, Eterm *lp, Eterm el1, Eterm el2) static Eterm info_options(Allctr_t *allctr, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) diff --git a/erts/emulator/beam/erl_bif_ddll.c b/erts/emulator/beam/erl_bif_ddll.c index ef77201544..bace51bbbb 100644 --- a/erts/emulator/beam/erl_bif_ddll.c +++ b/erts/emulator/beam/erl_bif_ddll.c @@ -1109,25 +1109,25 @@ void erts_ddll_decrement_port_count(DE_Handle *dh) static void first_ddll_reference(DE_Handle *dh) { assert_drv_list_rwlocked(); - erts_refc_init(&(dh->refc),1); + erts_smp_refc_init(&(dh->refc),1); } void erts_ddll_reference_driver(DE_Handle *dh) { assert_drv_list_locked(); - if (erts_refc_inctest(&(dh->refc),1) == 1) { - erts_refc_inc(&(dh->refc),2); /* add a reference for the scheduled operation */ + if (erts_smp_refc_inctest(&(dh->refc),1) == 1) { + erts_smp_refc_inc(&(dh->refc),2); /* add a reference for the scheduled operation */ } } void erts_ddll_reference_referenced_driver(DE_Handle *dh) { - erts_refc_inc(&(dh->refc),2); + erts_smp_refc_inc(&(dh->refc),2); } void erts_ddll_dereference_driver(DE_Handle *dh) { - if (erts_refc_dectest(&(dh->refc),0) == 0) { + if (erts_smp_refc_dectest(&(dh->refc),0) == 0) { /* No lock here, but if the driver is referenced again, the scheduled deletion is added as a reference too, see above */ erts_schedule_misc_op(ddll_no_more_references, (void *) dh); @@ -1150,11 +1150,11 @@ static void restore_process_references(DE_Handle *dh) { DE_ProcEntry *p; assert_drv_list_rwlocked(); - ASSERT(erts_refc_read(&(dh->refc),0) == 0); + ASSERT(erts_smp_refc_read(&(dh->refc),0) == 0); for(p = dh->procs;p != NULL; p = p->next) { if (p->awaiting_status == ERL_DE_PROC_LOADED) { ASSERT(p->flags & ERL_DE_FL_DEREFERENCED); - erts_refc_inc(&(dh->refc),1); + erts_smp_refc_inc(&(dh->refc),1); p->flags &= ~ERL_DE_FL_DEREFERENCED; } } @@ -1176,9 +1176,9 @@ static void ddll_no_more_references(void *vdh) lock_drv_list(); - x = erts_refc_read(&(dh->refc),0); + x = erts_smp_refc_read(&(dh->refc),0); if (x > 0) { - x = erts_refc_dectest(&(dh->refc),0); /* delete the reference added for me */ + x = erts_smp_refc_dectest(&(dh->refc),0); /* delete the reference added for me */ } @@ -1643,7 +1643,7 @@ static int load_driver_entry(DE_Handle **dhp, char *path, char *name) dh->handle = NULL; dh->procs = NULL; erts_smp_atomic32_init_nob(&dh->port_count, 0); - erts_refc_init(&(dh->refc), (erts_aint_t) 0); + erts_smp_refc_init(&(dh->refc), (erts_aint_t) 0); dh->status = -1; dh->reload_full_path = NULL; dh->reload_driver_name = NULL; @@ -1681,7 +1681,7 @@ static int reload_driver_entry(DE_Handle *dh) dh->reload_full_path = NULL; dh->reload_driver_name = NULL; - ASSERT(erts_refc_read(&(dh->refc),0) == 0); + ASSERT(erts_smp_refc_read(&(dh->refc),0) == 0); ASSERT(dh->full_path != NULL); erts_free(ERTS_ALC_T_DDLL_HANDLE, (void *) dh->full_path); dh->full_path = NULL; diff --git a/erts/emulator/beam/erl_bif_guard.c b/erts/emulator/beam/erl_bif_guard.c index b42d2dc28b..74cf7cf11a 100644 --- a/erts/emulator/beam/erl_bif_guard.c +++ b/erts/emulator/beam/erl_bif_guard.c @@ -157,7 +157,7 @@ BIF_RETTYPE round_1(BIF_ALIST_1) GET_DOUBLE(BIF_ARG_1, f); /* round it and return the resultant integer */ - res = double_to_integer(BIF_P, (f.fd > 0.0) ? f.fd + 0.5 : f.fd - 0.5); + res = double_to_integer(BIF_P, round(f.fd)); BIF_RET(res); } @@ -597,8 +597,7 @@ Eterm erts_gc_round_1(Process* p, Eterm* reg, Uint live) } GET_DOUBLE(arg, f); - return gc_double_to_integer(p, (f.fd > 0.0) ? f.fd + 0.5 : f.fd - 0.5, - reg, live); + return gc_double_to_integer(p, round(f.fd), reg, live); } Eterm erts_gc_trunc_1(Process* p, Eterm* reg, Uint live) diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 29ba12dfdb..95a56a3de9 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -174,7 +174,7 @@ bld_bin_list(Uint **hpp, Uint *szp, ErlOffHeap* oh) if (szp) *szp += 4+2; if (hpp) { - Uint refc = (Uint) erts_smp_atomic_read_nob(&pb->val->refc); + Uint refc = (Uint) erts_refc_read(&pb->val->refc, 1); tuple = TUPLE3(*hpp, val, orig_size, make_small(refc)); res = CONS(*hpp + 4, tuple, res); *hpp += 4+2; @@ -317,7 +317,7 @@ make_link_list(Process *p, ErtsLink *root, Eterm tail) } int -erts_print_system_version(int to, void *arg, Process *c_p) +erts_print_system_version(fmtfn_t to, void *arg, Process *c_p) { int i, rc = -1; char *rc_str = ""; @@ -1672,11 +1672,11 @@ current_stacktrace(Process* p, Process* rp, Eterm** hpp) Eterm mfa; Eterm res = NIL; - depth = 8; + depth = erts_backtrace_depth; sz = offsetof(struct StackTrace, trace) + sizeof(BeamInstr *)*depth; s = (struct StackTrace *) erts_alloc(ERTS_ALC_T_TMP, sz); s->depth = 0; - if (rp->i) { + if (depth > 0 && rp->i) { s->trace[s->depth++] = rp->i; depth--; } diff --git a/erts/emulator/beam/erl_bif_trace.c b/erts/emulator/beam/erl_bif_trace.c index 66e5146da0..0627526d7e 100644 --- a/erts/emulator/beam/erl_bif_trace.c +++ b/erts/emulator/beam/erl_bif_trace.c @@ -512,7 +512,7 @@ start_trace(Process *c_p, ErtsTracer tracer, && !ERTS_TRACER_COMPARE(ERTS_TRACER(port), tracer)) { /* This tracee is already being traced, and not by the * tracer to be */ - if (erts_is_tracer_enabled(tracer, common)) { + if (erts_is_tracer_enabled(ERTS_TRACER(port), common)) { /* The tracer is still in use */ return 1; } @@ -715,8 +715,8 @@ Eterm erts_internal_trace_3(BIF_ALIST_3) Process* tracee_p = erts_pix2proc(i); if (! tracee_p) continue; - start_trace(p, tracer, &tracee_p->common, on, mask); - matches++; + if (!start_trace(p, tracer, &tracee_p->common, on, mask)) + matches++; } } if (ports || mods) { @@ -730,8 +730,8 @@ Eterm erts_internal_trace_3(BIF_ALIST_3) state = erts_atomic32_read_nob(&tracee_port->state); if (state & ERTS_PORT_SFLGS_DEAD) continue; - start_trace(p, tracer, &tracee_port->common, on, mask); - matches++; + if (!start_trace(p, tracer, &tracee_port->common, on, mask)) + matches++; } } } @@ -1062,9 +1062,16 @@ trace_info_func(Process* p, Eterm func_spec, Eterm key) erts_smp_thr_progress_block(); } #endif +#ifdef ERTS_DIRTY_SCHEDULERS + erts_smp_mtx_lock(&erts_dirty_bp_ix_mtx); +#endif + r = function_is_traced(p, mfa, &ms, &ms_meta, &meta, &count, &call_time); +#ifdef ERTS_DIRTY_SCHEDULERS + erts_smp_mtx_unlock(&erts_dirty_bp_ix_mtx); +#endif #ifdef ERTS_SMP if ( (key == am_call_time) || (key == am_all)) { erts_smp_thr_progress_unblock(); diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c index 128a7b3865..3cc2b21a20 100644 --- a/erts/emulator/beam/erl_db.c +++ b/erts/emulator/beam/erl_db.c @@ -201,7 +201,7 @@ static int free_table_cont(Process *p, DbTable *tb, int first, int clean_meta_tab); -static void print_table(int to, void *to_arg, int show, DbTable* tb); +static void print_table(fmtfn_t to, void *to_arg, int show, DbTable* tb); static BIF_RETTYPE ets_select_delete_1(BIF_ALIST_1); static BIF_RETTYPE ets_select_count_1(BIF_ALIST_1); static BIF_RETTYPE ets_select_trap_1(BIF_ALIST_1); @@ -266,7 +266,7 @@ static void schedule_free_dbtable(DbTable* tb) * Caller is *not* allowed to access the specialized part * (hash or tree) of *tb after this function has returned. */ - ASSERT(erts_refc_read(&tb->common.ref, 0) == 0); + ASSERT(erts_smp_refc_read(&tb->common.ref, 0) == 0); erts_schedule_thr_prgr_later_cleanup_op(free_dbtable, (void *) tb, &tb->release.data, @@ -600,11 +600,11 @@ done: */ static ERTS_INLINE void local_fix_table(DbTable* tb) { - erts_refc_inc(&tb->common.ref, 1); + erts_smp_refc_inc(&tb->common.ref, 1); } static ERTS_INLINE void local_unfix_table(DbTable* tb) { - if (erts_refc_dectest(&tb->common.ref, 0) == 0) { + if (erts_smp_refc_dectest(&tb->common.ref, 0) == 0) { ASSERT(IS_HASH_TABLE(tb->common.status)); db_unfix_table_hash(&(tb->hash)); } @@ -1487,7 +1487,7 @@ BIF_RETTYPE ets_new_2(BIF_ALIST_2) tb->common.type = status & ERTS_ETS_TABLE_TYPES; /* Note, 'type' is *read only* from now on... */ #endif - erts_refc_init(&tb->common.ref, 0); + erts_smp_refc_init(&tb->common.ref, 0); db_init_lock(tb, status & (DB_FINE_LOCKED|DB_FREQ_READ), "db_tab", "db_tab_fix"); tb->common.keypos = keypos; @@ -2990,7 +2990,7 @@ void init_db(ErtsDbSpinCount db_spin_count) meta_pid_to_tab->common.meth = &db_hash; meta_pid_to_tab->common.compress = 0; - erts_refc_init(&meta_pid_to_tab->common.ref, 0); + erts_smp_refc_init(&meta_pid_to_tab->common.ref, 0); /* Neither rwlock or fixlock used db_init_lock(meta_pid_to_tab, "meta_pid_to_tab", "meta_pid_to_tab_FIX");*/ @@ -3021,7 +3021,7 @@ void init_db(ErtsDbSpinCount db_spin_count) meta_pid_to_fixed_tab->common.meth = &db_hash; meta_pid_to_fixed_tab->common.compress = 0; - erts_refc_init(&meta_pid_to_fixed_tab->common.ref, 0); + erts_smp_refc_init(&meta_pid_to_fixed_tab->common.ref, 0); /* Neither rwlock or fixlock used db_init_lock(meta_pid_to_fixed_tab, "meta_pid_to_fixed_tab", "meta_pid_to_fixed_tab_FIX");*/ @@ -3382,7 +3382,7 @@ erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks) if ((*pp)->pid == pid) { DbFixation* fix = *pp; erts_aint_t diff = -((erts_aint_t) fix->counter); - erts_refc_add(&tb->common.ref,diff,0); + erts_smp_refc_add(&tb->common.ref,diff,0); *pp = fix->next; erts_db_free(ERTS_ALC_T_DB_FIXATION, tb, fix, sizeof(DbFixation)); @@ -3458,7 +3458,7 @@ static void fix_table_locked(Process* p, DbTable* tb) #ifdef ERTS_SMP erts_smp_mtx_lock(&tb->common.fixlock); #endif - erts_refc_inc(&tb->common.ref,1); + erts_smp_refc_inc(&tb->common.ref,1); fix = tb->common.fixations; if (fix == NULL) { tb->common.time.monotonic @@ -3514,7 +3514,7 @@ static void unfix_table_locked(Process* p, DbTable* tb, for (pp = &tb->common.fixations; *pp != NULL; pp = &(*pp)->next) { if ((*pp)->pid == p->common.id) { DbFixation* fix = *pp; - erts_refc_dec(&tb->common.ref,0); + erts_smp_refc_dec(&tb->common.ref,0); --(fix->counter); ASSERT(fix->counter >= 0); if (fix->counter > 0) { @@ -3563,7 +3563,7 @@ static void free_fixations_locked(DbTable *tb) fix = tb->common.fixations; while (fix != NULL) { erts_aint_t diff = -((erts_aint_t) fix->counter); - erts_refc_add(&tb->common.ref,diff,0); + erts_smp_refc_add(&tb->common.ref,diff,0); next_fix = fix->next; db_meta_lock(meta_pid_to_fixed_tab, LCK_WRITE_REC); db_erase_bag_exact2(meta_pid_to_fixed_tab, @@ -3871,7 +3871,7 @@ static Eterm table_info(Process* p, DbTable* tb, Eterm What) return ret; } -static void print_table(int to, void *to_arg, int show, DbTable* tb) +static void print_table(fmtfn_t to, void *to_arg, int show, DbTable* tb) { erts_print(to, to_arg, "Table: %T\n", tb->common.id); erts_print(to, to_arg, "Name: %T\n", tb->common.the_name); @@ -3891,7 +3891,7 @@ static void print_table(int to, void *to_arg, int show, DbTable* tb) erts_print(to, to_arg, "Read Concurrency: %T\n", table_info(NULL, tb, am_read_concurrency)); } -void db_info(int to, void *to_arg, int show) /* Called by break handler */ +void db_info(fmtfn_t to, void *to_arg, int show) /* Called by break handler */ { int i; for (i=0; i < db_max_tabs; i++) diff --git a/erts/emulator/beam/erl_db.h b/erts/emulator/beam/erl_db.h index 1d26c49652..b0508f2e74 100644 --- a/erts/emulator/beam/erl_db.h +++ b/erts/emulator/beam/erl_db.h @@ -74,7 +74,7 @@ typedef enum { void init_db(ErtsDbSpinCount); int erts_db_process_exiting(Process *, ErtsProcLocks); -void db_info(int, void *, int); +void db_info(fmtfn_t, void *, int); void erts_db_foreach_table(void (*)(DbTable *, void *), void *); void erts_db_foreach_offheap(DbTable *, void (*func)(ErlOffHeap *, void *), diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c index 5e6fe4f460..390369fdb9 100644 --- a/erts/emulator/beam/erl_db_hash.c +++ b/erts/emulator/beam/erl_db_hash.c @@ -437,7 +437,7 @@ static int db_select_count_continue_hash(Process *p, DbTable *tbl, static int db_select_delete_continue_hash(Process *p, DbTable *tbl, Eterm continuation, Eterm *ret); static int db_take_hash(Process *, DbTable *, Eterm, Eterm *); -static void db_print_hash(int to, +static void db_print_hash(fmtfn_t to, void *to_arg, int show, DbTable *tbl); @@ -2155,7 +2155,7 @@ int db_mark_all_deleted_hash(DbTable *tbl) /* Display hash table contents (for dump) */ -static void db_print_hash(int to, void *to_arg, int show, DbTable *tbl) +static void db_print_hash(fmtfn_t to, void *to_arg, int show, DbTable *tbl) { DbTableHash *tb = &tbl->hash; DbHashStats stats; diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 02d211a4bb..dd9403e132 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -385,7 +385,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, static int db_select_delete_continue_tree(Process *p, DbTable *tbl, Eterm continuation, Eterm *ret); static int db_take_tree(Process *, DbTable *, Eterm, Eterm *); -static void db_print_tree(int to, void *to_arg, +static void db_print_tree(fmtfn_t to, void *to_arg, int show, DbTable *tbl); static int db_free_table_tree(DbTable *tbl); @@ -1740,7 +1740,7 @@ static int db_take_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) /* Display tree contents (for dump) */ -static void db_print_tree(int to, void *to_arg, +static void db_print_tree(fmtfn_t to, void *to_arg, int show, DbTable *tbl) { diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c index 6732b708a8..f4db7ca3dd 100644 --- a/erts/emulator/beam/erl_db_util.c +++ b/erts/emulator/beam/erl_db_util.c @@ -3107,7 +3107,7 @@ void db_cleanup_offheap_comp(DbTerm* obj) break; case FUN_SUBTAG: ASSERT(u.pb != &tmp); - if (erts_refc_dectest(&u.fun->fe->refc, 0) == 0) { + if (erts_smp_refc_dectest(&u.fun->fe->refc, 0) == 0) { erts_erase_fun_entry(u.fun->fe); } break; diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h index 4acedbfed0..3fb063797e 100644 --- a/erts/emulator/beam/erl_db_util.h +++ b/erts/emulator/beam/erl_db_util.h @@ -175,7 +175,7 @@ typedef struct db_table_method int (*db_free_table)(DbTable* db /* [in out] */ ); int (*db_free_table_continue)(DbTable* db); /* [in out] */ - void (*db_print)(int to, + void (*db_print)(fmtfn_t to, void* to_arg, int show, DbTable* tb /* [in out] */ ); @@ -211,7 +211,7 @@ typedef struct db_fixation { */ typedef struct db_table_common { - erts_refc_t ref; /* fixation counter */ + erts_smp_refc_t ref; /* fixation counter */ #ifdef ERTS_SMP erts_smp_rwmtx_t rwlock; /* rw lock on table */ erts_smp_mtx_t fixlock; /* Protects fixations,megasec,sec,microsec */ @@ -260,7 +260,7 @@ typedef struct db_table_common { (DB_BAG | DB_SET | DB_DUPLICATE_BAG))) #define IS_TREE_TABLE(Status) (!!((Status) & \ DB_ORDERED_SET)) -#define NFIXED(T) (erts_refc_read(&(T)->common.ref,0)) +#define NFIXED(T) (erts_smp_refc_read(&(T)->common.ref,0)) #define IS_FIXED(T) (NFIXED(T) != 0) /* diff --git a/erts/emulator/beam/erl_debug.c b/erts/emulator/beam/erl_debug.c index 3e3bfa03a2..3526bb684d 100644 --- a/erts/emulator/beam/erl_debug.c +++ b/erts/emulator/beam/erl_debug.c @@ -60,10 +60,10 @@ static const char dashes[PTR_SIZE+3] = { void pps(Process*, Eterm*); void ptd(Process*, Eterm); -void paranoid_display(int, void*, Process*, Eterm); +void paranoid_display(fmtfn_t, void*, Process*, Eterm); static int dcount; -static int pdisplay1(int to, void *to_arg, Process* p, Eterm obj); +static int pdisplay1(fmtfn_t to, void *to_arg, Process* p, Eterm obj); void ptd(Process* p, Eterm x) { @@ -77,14 +77,14 @@ void ptd(Process* p, Eterm x) */ void -paranoid_display(int to, void *to_arg, Process* p, Eterm obj) +paranoid_display(fmtfn_t to, void *to_arg, Process* p, Eterm obj) { dcount = 100000; pdisplay1(to, to_arg, p, obj); } static int -pdisplay1(int to, void *to_arg, Process* p, Eterm obj) +pdisplay1(fmtfn_t to, void *to_arg, Process* p, Eterm obj) { int i, k; Eterm* nobj; @@ -201,7 +201,7 @@ pdisplay1(int to, void *to_arg, Process* p, Eterm obj) void pps(Process* p, Eterm* stop) { - int to = ERTS_PRINT_STDOUT; + fmtfn_t to = ERTS_PRINT_STDOUT; void *to_arg = NULL; Eterm* sp = STACK_START(p) - 1; diff --git a/erts/emulator/beam/erl_fun.c b/erts/emulator/beam/erl_fun.c index c639ba623f..fd4d5b1c5c 100644 --- a/erts/emulator/beam/erl_fun.c +++ b/erts/emulator/beam/erl_fun.c @@ -74,7 +74,7 @@ erts_init_fun_table(void) } void -erts_fun_info(int to, void *to_arg) +erts_fun_info(fmtfn_t to, void *to_arg) { int lock = !ERTS_IS_CRASH_DUMPING; if (lock) @@ -110,9 +110,9 @@ erts_put_fun_entry(Eterm mod, int uniq, int index) fe = (ErlFunEntry *) hash_put(&erts_fun_table, (void*) &template); sys_memset(fe->uniq, 0, sizeof(fe->uniq)); fe->index = 0; - refc = erts_refc_inctest(&fe->refc, 0); + refc = erts_smp_refc_inctest(&fe->refc, 0); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&fe->refc, 1); + erts_smp_refc_inc(&fe->refc, 1); erts_fun_write_unlock(); return fe; } @@ -134,9 +134,9 @@ erts_put_fun_entry2(Eterm mod, int old_uniq, int old_index, sys_memcpy(fe->uniq, uniq, sizeof(fe->uniq)); fe->index = index; fe->arity = arity; - refc = erts_refc_inctest(&fe->refc, 0); + refc = erts_smp_refc_inctest(&fe->refc, 0); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&fe->refc, 1); + erts_smp_refc_inc(&fe->refc, 1); erts_fun_write_unlock(); return fe; } @@ -161,9 +161,9 @@ erts_get_fun_entry(Eterm mod, int uniq, int index) erts_fun_read_lock(); ret = (ErlFunEntry *) hash_get(&erts_fun_table, (void*) &template); if (ret) { - erts_aint_t refc = erts_refc_inctest(&ret->refc, 1); + erts_aint_t refc = erts_smp_refc_inctest(&ret->refc, 1); if (refc < 2) /* Pending delete */ - erts_refc_inc(&ret->refc, 1); + erts_smp_refc_inc(&ret->refc, 1); } erts_fun_read_unlock(); return ret; @@ -184,7 +184,7 @@ erts_erase_fun_entry(ErlFunEntry* fe) * We have to check refc again since someone might have looked up * the fun entry and incremented refc after last check. */ - if (erts_refc_dectest(&fe->refc, -1) <= 0) + if (erts_smp_refc_dectest(&fe->refc, -1) <= 0) #endif { if (fe->address != unloaded_fun) @@ -236,7 +236,6 @@ erts_fun_purge_abort_prepare(ErlFunEntry **funs, Uint no) ErlFunEntry *fe = funs[ix]; if (fe->address == unloaded_fun) fe->address = fe->pend_purge_address; - fe->pend_purge_address = NULL; } } @@ -257,14 +256,14 @@ erts_fun_purge_complete(ErlFunEntry **funs, Uint no) for (ix = 0; ix < no; ix++) { ErlFunEntry *fe = funs[ix]; fe->pend_purge_address = NULL; - if (erts_refc_dectest(&fe->refc, 0) == 0) + if (erts_smp_refc_dectest(&fe->refc, 0) == 0) erts_erase_fun_entry(fe); } ERTS_SMP_WRITE_MEMORY_BARRIER; } void -erts_dump_fun_entries(int to, void *to_arg) +erts_dump_fun_entries(fmtfn_t to, void *to_arg) { int limit; HashBucket** bucket; @@ -289,7 +288,7 @@ erts_dump_fun_entries(int to, void *to_arg) #ifdef HIPE erts_print(to, to_arg, "Native_address: %p\n", fe->native_address); #endif - erts_print(to, to_arg, "Refc: %ld\n", erts_refc_read(&fe->refc, 1)); + erts_print(to, to_arg, "Refc: %ld\n", erts_smp_refc_read(&fe->refc, 1)); b = b->next; } } @@ -320,7 +319,7 @@ fun_alloc(ErlFunEntry* template) obj->old_uniq = template->old_uniq; obj->old_index = template->old_index; obj->module = template->module; - erts_refc_init(&obj->refc, -1); + erts_smp_refc_init(&obj->refc, -1); obj->address = unloaded_fun; obj->pend_purge_address = NULL; #ifdef HIPE diff --git a/erts/emulator/beam/erl_fun.h b/erts/emulator/beam/erl_fun.h index 73c3e19c1c..0fd0d62343 100644 --- a/erts/emulator/beam/erl_fun.h +++ b/erts/emulator/beam/erl_fun.h @@ -42,7 +42,7 @@ typedef struct erl_fun_entry { Uint arity; /* The arity of the fun. */ Eterm module; /* Tagged atom for module. */ - erts_refc_t refc; /* Reference count: One for code + one for each + erts_smp_refc_t refc; /* Reference count: One for code + one for each fun object in each process. */ BeamInstr *pend_purge_address; /* address stored during a pending purge */ } ErlFunEntry; @@ -71,7 +71,7 @@ typedef struct erl_fun_thing { #define ERL_FUN_SIZE ((sizeof(ErlFunThing)/sizeof(Eterm))-1) void erts_init_fun_table(void); -void erts_fun_info(int, void *); +void erts_fun_info(fmtfn_t, void *); int erts_fun_table_sz(void); ErlFunEntry* erts_put_fun_entry(Eterm mod, int uniq, int index); @@ -86,6 +86,6 @@ void erts_fun_purge_prepare(BeamInstr* start, BeamInstr* end); void erts_fun_purge_abort_prepare(ErlFunEntry **funs, Uint no); void erts_fun_purge_abort_finalize(ErlFunEntry **funs, Uint no); void erts_fun_purge_complete(ErlFunEntry **funs, Uint no); -void erts_dump_fun_entries(int, void *); +void erts_dump_fun_entries(fmtfn_t, void *); #endif diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 6f641a1ea7..9b7744068e 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -59,6 +59,10 @@ # define ERTS_GC_ASSERT(B) ((void) 1) #endif +#if defined(DEBUG) && 0 +# define HARDDEBUG 1 +#endif + /* * Returns number of elements in an array. */ @@ -110,7 +114,6 @@ typedef struct { static Uint setup_rootset(Process*, Eterm*, int, Rootset*); static void cleanup_rootset(Rootset *rootset); -static void remove_message_buffers(Process* p); static Eterm *full_sweep_heaps(Process *p, int hibernate, Eterm *n_heap, Eterm* n_htop, @@ -153,7 +156,7 @@ static void init_gc_info(ErtsGCInfo *gcip); static Uint64 next_vheap_size(Process* p, Uint64 vheap, Uint64 vheap_sz); #ifdef HARDDEBUG -static void disallow_heap_frag_ref_in_heap(Process* p); +static void disallow_heap_frag_ref_in_heap(Process *p, Eterm *heap, Eterm *htop); static void disallow_heap_frag_ref_in_old_heap(Process* p); #endif @@ -176,6 +179,13 @@ typedef struct { erts_smp_atomic32_t refc; } ErtsGCInfoReq; +#ifdef ERTS_DIRTY_SCHEDULERS +static struct { + erts_mtx_t mtx; + ErtsGCInfo info; +} dirty_gc; +#endif + static ERTS_INLINE int gc_cost(Uint gc_moved_live_words, Uint resize_moved_words) { @@ -259,6 +269,11 @@ erts_init_gc(void) init_gc_info(&esdp->gc_info); } +#ifdef ERTS_DIRTY_SCHEDULERS + erts_smp_mtx_init(&dirty_gc.mtx, "dirty_gc_info"); + init_gc_info(&dirty_gc.info); +#endif + init_gcireq_alloc(); } @@ -477,24 +492,26 @@ delay_garbage_collection(Process *p, ErlHeapFragment *live_hf_end, int need, int hsz = ssz + need + ERTS_DELAY_GC_EXTRA_FREE; hfrag = new_message_buffer(hsz); - hfrag->next = p->mbuf; - p->mbuf = hfrag; - p->mbuf_sz += hsz; p->heap = p->htop = &hfrag->mem[0]; p->hend = hend = &hfrag->mem[hsz]; p->stop = stop = hend - ssz; sys_memcpy((void *) stop, (void *) orig_stop, ssz * sizeof(Eterm)); if (p->abandoned_heap) { - /* Active heap already in a fragment; adjust it... */ - ErlHeapFragment *hfrag = ((ErlHeapFragment *) - (((char *) orig_heap) - - offsetof(ErlHeapFragment, mem))); - Uint unused = orig_hend - orig_htop; - ASSERT(hfrag->used_size == hfrag->alloc_size); - ASSERT(hfrag->used_size >= unused); - hfrag->used_size -= unused; - p->mbuf_sz -= unused; + /* + * Active heap already in a fragment; adjust it and + * save it into mbuf list... + */ + ErlHeapFragment *hfrag = ((ErlHeapFragment *) + (((char *) orig_heap) + - offsetof(ErlHeapFragment, mem))); + Uint used = orig_htop - orig_heap; + hfrag->used_size = used; + p->mbuf_sz += used; + ASSERT(hfrag->used_size <= hfrag->alloc_size); + ASSERT(!hfrag->off_heap.first && !hfrag->off_heap.overhead); + hfrag->next = p->mbuf; + p->mbuf = hfrag; } else { /* Do not leave a hole in the abandoned heap... */ @@ -556,17 +573,14 @@ young_gen_usage(Process *p) } } + hsz += p->htop - p->heap; aheap = p->abandoned_heap; - if (!aheap) - hsz += p->htop - p->heap; - else { + if (aheap) { /* used in orig heap */ if (p->flags & F_ABANDONED_HEAP_USE) hsz += aheap[p->heap_sz-1]; else hsz += p->heap_sz; - /* Remove unused part in latest fragment */ - hsz -= p->hend - p->htop; } return hsz; } @@ -602,7 +616,7 @@ garbage_collect(Process* p, ErlHeapFragment *live_hf_end, Uint reclaimed_now = 0; Eterm gc_trace_end_tag; int reds; - ErtsMonotonicTime start_time = 0; /* Shut up faulty warning... */ + ErtsMonotonicTime start_time; ErtsSchedulerData *esdp; erts_aint32_t state; ERTS_MSACC_PUSH_STATE_M(); @@ -610,6 +624,7 @@ garbage_collect(Process* p, ErlHeapFragment *live_hf_end, DTRACE_CHARBUF(pidbuf, DTRACE_TERM_BUF_SIZE); #endif + ERTS_UNDEF(start_time, 0); ERTS_CHK_MBUF_SZ(p); ASSERT(CONTEXT_REDS - ERTS_REDS_LEFT(p, fcalls) @@ -735,8 +750,19 @@ do_major_collection: monitor_large_heap(p); } - esdp->gc_info.garbage_cols++; - esdp->gc_info.reclaimed += reclaimed_now; +#ifdef ERTS_DIRTY_SCHEDULERS + if (ERTS_SCHEDULER_IS_DIRTY(esdp)) { + erts_mtx_lock(&dirty_gc.mtx); + dirty_gc.info.garbage_cols++; + dirty_gc.info.reclaimed += reclaimed_now; + erts_mtx_unlock(&dirty_gc.mtx); + } + else +#endif + { + esdp->gc_info.garbage_cols++; + esdp->gc_info.reclaimed += reclaimed_now; + } FLAGS(p) &= ~F_FORCE_GC; p->live_hf_end = ERTS_INVALID_HFRAG_PTR; @@ -765,6 +791,7 @@ do_major_collection: ASSERT(!p->mbuf); ASSERT(!ERTS_IS_GC_DESIRED(p)); + ASSERT(need <= HEAP_LIMIT(p) - HEAP_TOP(p)); return reds; } @@ -789,6 +816,7 @@ erts_garbage_collect(Process* p, int need, Eterm* objv, int nobj) >= erts_proc_sched_data(p)->virtual_reds); } + /* * Place all living data on a the new heap; deallocate any old heap. * Meant to be used by hibernate/3. @@ -835,11 +863,11 @@ erts_garbage_collect_hibernate(Process* p) p->arg_reg, p->arity); - ERTS_HEAP_FREE(ERTS_ALC_T_HEAP, - (p->abandoned_heap - ? p->abandoned_heap - : p->heap), - p->heap_sz * sizeof(Eterm)); +#ifdef HARDDEBUG + disallow_heap_frag_ref_in_heap(p, heap, htop); +#endif + + erts_deallocate_young_generation(p); p->heap = heap; p->high_water = htop; @@ -874,8 +902,6 @@ erts_garbage_collect_hibernate(Process* p) sys_memcpy((void *) heap, (void *) p->heap, actual_size*sizeof(Eterm)); ERTS_HEAP_FREE(ERTS_ALC_T_TMP_HEAP, p->heap, p->heap_sz*sizeof(Eterm)); - remove_message_buffers(p); - p->stop = p->hend = heap + heap_size; offs = heap - p->heap; @@ -1494,22 +1520,16 @@ do_minor(Process *p, ErlHeapFragment *live_hf_end, } #endif - ERTS_HEAP_FREE(ERTS_ALC_T_HEAP, - (p->abandoned_heap - ? p->abandoned_heap - : HEAP_START(p)), - HEAP_SIZE(p) * sizeof(Eterm)); - p->abandoned_heap = NULL; - p->flags &= ~F_ABANDONED_HEAP_USE; +#ifdef HARDDEBUG + disallow_heap_frag_ref_in_heap(p, n_heap, n_htop); +#endif + + erts_deallocate_young_generation(p); + HEAP_START(p) = n_heap; HEAP_TOP(p) = n_htop; HEAP_SIZE(p) = new_sz; HEAP_END(p) = n_heap + new_sz; - -#ifdef HARDDEBUG - disallow_heap_frag_ref_in_heap(p); -#endif - remove_message_buffers(p); } /* @@ -1598,13 +1618,12 @@ major_collection(Process* p, ErlHeapFragment *live_hf_end, } #endif - ERTS_HEAP_FREE(ERTS_ALC_T_HEAP, - (p->abandoned_heap - ? p->abandoned_heap - : HEAP_START(p)), - p->heap_sz * sizeof(Eterm)); - p->abandoned_heap = NULL; - p->flags &= ~F_ABANDONED_HEAP_USE; +#ifdef HARDDEBUG + disallow_heap_frag_ref_in_heap(p, n_heap, n_htop); +#endif + + erts_deallocate_young_generation(p); + HEAP_START(p) = n_heap; HEAP_TOP(p) = n_htop; HEAP_SIZE(p) = new_sz; @@ -1613,11 +1632,6 @@ major_collection(Process* p, ErlHeapFragment *live_hf_end, HIGH_WATER(p) = HEAP_TOP(p); -#ifdef HARDDEBUG - disallow_heap_frag_ref_in_heap(p); -#endif - remove_message_buffers(p); - if (p->flags & F_ON_HEAP_MSGQ) move_msgq_to_heap(p); @@ -1770,22 +1784,56 @@ adjust_after_fullsweep(Process *p, int need, Eterm *objv, int nobj) return adjusted; } -/* - * Remove all message buffers. - */ -static void -remove_message_buffers(Process* p) +void +erts_deallocate_young_generation(Process *c_p) { - if (MBUF(p) != NULL) { - free_message_buffer(MBUF(p)); - MBUF(p) = NULL; + Eterm *orig_heap; + + if (!c_p->abandoned_heap) { + orig_heap = c_p->heap; + ASSERT(!(c_p->flags & F_ABANDONED_HEAP_USE)); + } + else { + ErlHeapFragment *hfrag; + + orig_heap = c_p->abandoned_heap; + c_p->abandoned_heap = NULL; + c_p->flags &= ~F_ABANDONED_HEAP_USE; + + /* + * Temporary heap located in heap fragment + * only referred to by 'c_p->heap'. Add it to + * 'c_p->mbuf' list and deallocate it as any + * other heap fragment... + */ + hfrag = ((ErlHeapFragment *) + (((char *) c_p->heap) + - offsetof(ErlHeapFragment, mem))); + + ASSERT(!hfrag->off_heap.first); + ASSERT(!hfrag->off_heap.overhead); + ASSERT(!hfrag->next); + ASSERT(c_p->htop - c_p->heap <= hfrag->alloc_size); + + hfrag->next = c_p->mbuf; + c_p->mbuf = hfrag; + } + + if (c_p->mbuf) { + free_message_buffer(c_p->mbuf); + c_p->mbuf = NULL; } - if (p->msg_frag) { - erts_cleanup_messages(p->msg_frag); - p->msg_frag = NULL; + if (c_p->msg_frag) { + erts_cleanup_messages(c_p->msg_frag); + c_p->msg_frag = NULL; } - MBUF_SIZE(p) = 0; + c_p->mbuf_sz = 0; + + ERTS_HEAP_FREE(ERTS_ALC_T_HEAP, + orig_heap, + c_p->heap_sz * sizeof(Eterm)); } + #ifdef HARDDEBUG /* @@ -1797,19 +1845,15 @@ remove_message_buffers(Process* p) */ static void -disallow_heap_frag_ref_in_heap(Process* p) +disallow_heap_frag_ref_in_heap(Process *p, Eterm *heap, Eterm *htop) { Eterm* hp; - Eterm* htop; - Eterm* heap; Uint heap_size; if (p->mbuf == 0) { return; } - htop = p->htop; - heap = p->heap; heap_size = (htop - heap)*sizeof(Eterm); hp = heap; @@ -2325,6 +2369,11 @@ move_msgq_to_heap(Process *p) static Uint setup_rootset(Process *p, Eterm *objv, int nobj, Rootset *rootset) { + /* + * NOTE! + * Remember to update offset_rootset() when changing + * this function. + */ Roots* roots; Uint n; @@ -2713,7 +2762,7 @@ sweep_off_heap(Process *p, int fullsweep) case FUN_SUBTAG: { ErlFunEntry* fe = ((ErlFunThing*)ptr)->fe; - if (erts_refc_dectest(&fe->refc, 0) == 0) { + if (erts_smp_refc_dectest(&fe->refc, 0) == 0) { erts_erase_fun_entry(fe); } break; @@ -2969,6 +3018,12 @@ offset_one_rootset(Process *p, Sint offs, char* area, Uint area_size, offset_heap_ptr(objv, nobj, offs, area, area_size); } offset_off_heap(p, offs, area, area_size); + if (ERTS_PROC_GET_NIF_TRAP_EXPORT(p)) { + Eterm* argv; + int argc; + if (erts_setup_nif_gc(p, &argv, &argc)) + offset_heap_ptr(argv, argc, offs, area, area_size); + } } static void @@ -3006,6 +3061,18 @@ reply_gc_info(void *vgcirp) reclaimed = esdp->gc_info.reclaimed; garbage_cols = esdp->gc_info.garbage_cols; +#ifdef ERTS_DIRTY_SCHEDULERS + /* + * Add dirty schedulers info on requesting + * schedulers info + */ + if (gcirp->req_sched == esdp->no) { + erts_mtx_lock(&dirty_gc.mtx); + reclaimed += dirty_gc.info.reclaimed; + garbage_cols += dirty_gc.info.garbage_cols; + erts_mtx_unlock(&dirty_gc.mtx); + } +#endif sz = 0; hpp = NULL; @@ -3286,13 +3353,15 @@ within2(Eterm *ptr, Process *p, Eterm *real_htop) ErtsMessage* mp; Eterm *htop, *heap; - if (p->abandoned_heap) + if (p->abandoned_heap) { ERTS_GET_ORIG_HEAP(p, heap, htop); - else { - heap = p->heap; - htop = real_htop ? real_htop : HEAP_TOP(p); + if (heap <= ptr && ptr < htop) + return 1; } + heap = p->heap; + htop = real_htop ? real_htop : HEAP_TOP(p); + if (OLD_HEAP(p) && (OLD_HEAP(p) <= ptr && ptr < OLD_HEND(p))) { return 1; } @@ -3363,12 +3432,12 @@ erts_check_off_heap2(Process *p, Eterm *htop) refc = erts_refc_read(&u.pb->val->refc, 1); break; case FUN_SUBTAG: - refc = erts_refc_read(&u.fun->fe->refc, 1); + refc = erts_smp_refc_read(&u.fun->fe->refc, 1); break; case EXTERNAL_PID_SUBTAG: case EXTERNAL_PORT_SUBTAG: case EXTERNAL_REF_SUBTAG: - refc = erts_refc_read(&u.ext->node->refc, 1); + refc = erts_smp_refc_read(&u.ext->node->refc, 1); break; default: ASSERT(!"erts_check_off_heap2: Invalid thing_word"); diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index 54ea9ca3c0..2521379664 100644 --- a/erts/emulator/beam/erl_gc.h +++ b/erts/emulator/beam/erl_gc.h @@ -27,10 +27,6 @@ #include "erl_map.h" -#if defined(DEBUG) && !ERTS_GLB_INLINE_INCL_FUNC_DEF -# define HARDDEBUG 1 -#endif - #define IS_MOVED_BOXED(x) (!is_header((x))) #define IS_MOVED_CONS(x) (is_non_value((x))) @@ -157,5 +153,6 @@ void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); void erts_free_heap_frags(struct process* p); Eterm erts_max_heap_size_map(Sint, Uint, Eterm **, Uint *); int erts_max_heap_size(Eterm, Uint *, Uint *); +void erts_deallocate_young_generation(Process *c_p); #endif /* __ERL_GC_H__ */ diff --git a/erts/emulator/beam/erl_goodfit_alloc.c b/erts/emulator/beam/erl_goodfit_alloc.c index 223ba193da..50aa41b4d2 100644 --- a/erts/emulator/beam/erl_goodfit_alloc.c +++ b/erts/emulator/beam/erl_goodfit_alloc.c @@ -168,7 +168,7 @@ static Block_t * get_free_block (Allctr_t *, Uint, static void link_free_block (Allctr_t *, Block_t *); static void unlink_free_block (Allctr_t *, Block_t *); static void update_last_aux_mbc (Allctr_t *, Carrier_t *); -static Eterm info_options (Allctr_t *, char *, int *, +static Eterm info_options (Allctr_t *, char *, fmtfn_t *, void *, Uint **, Uint *); static void init_atoms (void); @@ -551,7 +551,7 @@ add_2tup(Uint **hpp, Uint *szp, Eterm *lp, Eterm el1, Eterm el2) static Eterm info_options(Allctr_t *allctr, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) diff --git a/erts/emulator/beam/erl_hl_timer.c b/erts/emulator/beam/erl_hl_timer.c index f1bef28186..647fa26811 100644 --- a/erts/emulator/beam/erl_hl_timer.c +++ b/erts/emulator/beam/erl_hl_timer.c @@ -2666,7 +2666,7 @@ erts_start_timer_callback(ErtsMonotonicTime tmo, tmo); twt = tmo < ERTS_TIMER_WHEEL_MSEC; - if (esdp) + if (esdp && !ERTS_SCHEDULER_IS_DIRTY(esdp)) start_callback_timer(esdp, twt, timeout_pos, @@ -2851,7 +2851,7 @@ erts_read_port_timer(Port *c_prt) */ typedef struct { - int to; + fmtfn_t to; void *to_arg; ErtsMonotonicTime now; } ErtsBTMPrint; @@ -2865,7 +2865,8 @@ btm_print(ErtsHLTimer *tmr, void *vbtmp) if (tmr->timeout <= btmp->now) left = 0; - left = ERTS_CLKTCKS_TO_MSEC(tmr->timeout - btmp->now); + else + left = ERTS_CLKTCKS_TO_MSEC(tmr->timeout - btmp->now); receiver = ((tmr->head.roflgs & ERTS_TMR_ROFLG_REG_NAME) ? tmr->receiver.name @@ -2881,7 +2882,7 @@ btm_print(ErtsHLTimer *tmr, void *vbtmp) } void -erts_print_bif_timer_info(int to, void *to_arg) +erts_print_bif_timer_info(fmtfn_t to, void *to_arg) { ErtsBTMPrint btmp; int six; diff --git a/erts/emulator/beam/erl_hl_timer.h b/erts/emulator/beam/erl_hl_timer.h index 0931bb8965..9cdcd581a0 100644 --- a/erts/emulator/beam/erl_hl_timer.h +++ b/erts/emulator/beam/erl_hl_timer.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2015. All Rights Reserved. + * Copyright Ericsson AB 2015-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -72,7 +72,7 @@ erts_handle_canceled_timers(void *vesdp, #endif Uint erts_bif_timer_memory_size(void); -void erts_print_bif_timer_info(int to, void *to_arg); +void erts_print_bif_timer_info(fmtfn_t to, void *to_arg); void erts_debug_bif_timer_foreach(void (*func)(Eterm, Eterm, diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 781bf024dd..f65a06c85f 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -117,6 +117,11 @@ const int etp_big_endian = 1; const int etp_big_endian = 0; #endif const Eterm etp_the_non_value = THE_NON_VALUE; +#ifdef ERTS_HOLE_MARKER +const Eterm etp_hole_marker = ERTS_HOLE_MARKER; +#else +const Eterm etp_hole_marker = 0; +#endif /* * Note about VxWorks: All variables must be initialized by executable code, @@ -795,9 +800,6 @@ early_init(int *argc, char **argv) /* erts_thr_progress_pre_init(); #endif -#ifdef ERTS_ENABLE_LOCK_CHECK - erts_lc_init(); -#endif #ifdef ERTS_SMP erts_smp_atomic32_init_nob(&erts_writing_erl_crash_dump, 0L); erts_tsd_key_create(&erts_is_crash_dumping_key,"erts_is_crash_dumping_key"); @@ -2223,7 +2225,6 @@ erl_start(int argc, char **argv) init_break_handler(); if (replace_intr) erts_replace_intr(); - sys_init_suspend_handler(); #endif boot_argc = argc - i; /* Number of arguments to init */ @@ -2374,6 +2375,8 @@ system_cleanup(int flush_async) erts_exit_flush_async(); } +static int erts_exit_code; + static __decl_noreturn void __noreturn erts_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2) { @@ -2385,12 +2388,21 @@ erts_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2) if (fmt != NULL && *fmt != '\0') erl_error(fmt, args2); /* Print error message. */ - /* Produce an Erlang core dump if error */ + erts_exit_code = n; + + /* Produce an Erlang crash dump if error */ if (((n == ERTS_ERROR_EXIT && erts_no_crash_dump == 0) || n == ERTS_DUMP_EXIT) && erts_initialized) { erl_crash_dump_v((char*) NULL, 0, fmt, args1); } + erts_exit_epilogue(); +} + +__decl_noreturn void __noreturn erts_exit_epilogue(void) +{ + int n = erts_exit_code; + sys_tty_reset(n); if (n == ERTS_INTR_EXIT) diff --git a/erts/emulator/beam/erl_instrument.c b/erts/emulator/beam/erl_instrument.c index f84c63e7a4..4d4defd8b5 100644 --- a/erts/emulator/beam/erl_instrument.c +++ b/erts/emulator/beam/erl_instrument.c @@ -539,7 +539,7 @@ map_stat_free(ErtsAlcType_t n, void *extra, void *ptr) } -static void dump_memory_map_to_stream(FILE *fp) +static void dump_memory_map_to_stream(fmtfn_t to, void* to_arg) { ErtsAlcType_t n; MapStatBlock_t *bp; @@ -551,7 +551,7 @@ static void dump_memory_map_to_stream(FILE *fp) /* Write header */ - fprintf(fp, + erts_cbprintf(to, to_arg, "{instr_hdr,\n" " %lu,\n" " %lu,\n" @@ -574,7 +574,7 @@ static void dump_memory_map_to_stream(FILE *fp) else astr = ERTS_ALC_A2AD(ERTS_ALC_A_SYSTEM); - fprintf(fp, + erts_cbprintf(to, to_arg, "%s{%s,%s,%s}%s", (n == ERTS_ALC_N_MIN) ? "" : " ", ERTS_ALC_N2TD(n), @@ -583,12 +583,12 @@ static void dump_memory_map_to_stream(FILE *fp) (n == ERTS_ALC_N_MAX) ? "" : ",\n"); } - fprintf(fp, "}}.\n"); + erts_cbprintf(to, to_arg, "}}.\n"); /* Write memory data */ for (bp = mem_anchor; bp; bp = bp->next) { if (is_internal_pid(bp->pid)) - fprintf(fp, + erts_cbprintf(to, to_arg, "{%lu, %lu, %lu, {%lu,%lu,%lu}}.\n", (UWord) bp->type_no, (UWord) bp->mem, @@ -597,7 +597,7 @@ static void dump_memory_map_to_stream(FILE *fp) (UWord) pid_number(bp->pid), (UWord) pid_serial(bp->pid)); else - fprintf(fp, + erts_cbprintf(to, to_arg, "{%lu, %lu, %lu, undefined}.\n", (UWord) bp->type_no, (UWord) bp->mem, @@ -608,40 +608,29 @@ static void dump_memory_map_to_stream(FILE *fp) erts_mtx_unlock(&instr_mutex); } -int erts_instr_dump_memory_map_to_fd(int fd) +int erts_instr_dump_memory_map_to(fmtfn_t to, void* to_arg) { - char buf[BUFSIZ]; - FILE *f; - if (!erts_instr_memory_map) return 0; - f = fdopen(fd, "w"); - if (f == NULL) - return 0; - - /* Avoid allocating memory; we may have run out of it at this point. */ - setbuf(f, buf); - - dump_memory_map_to_stream(f); - fflush(f); + dump_memory_map_to_stream(to, to_arg); return 1; } int erts_instr_dump_memory_map(const char *name) { - FILE *f; + int fd; if (!erts_instr_memory_map) return 0; - f = fopen(name, "w"); - if (f == NULL) + fd = open(name, O_WRONLY | O_CREAT | O_TRUNC, 0640); + if (fd < 0) return 0; - dump_memory_map_to_stream(f); + dump_memory_map_to_stream(erts_write_fd, (void*)&fd); - fclose(f); + close(fd); return 1; } @@ -998,19 +987,19 @@ erts_instr_get_stat(Process *proc, Eterm what, int begin_max_period) } static void -dump_stat_to_stream(FILE *fp, int begin_max_period) +dump_stat_to_stream(fmtfn_t to, void* to_arg, int begin_max_period) { ErtsAlcType_t i, a_max, a_min; erts_mtx_lock(&instr_mutex); - fprintf(fp, + erts_cbprintf(to, to_arg, "{instr_vsn,%lu}.\n", (unsigned long) ERTS_INSTR_VSN); update_max_ever_values(&stats->tot, 0, 0); - fprintf(fp, + erts_cbprintf(to, to_arg, "{total,[{total,[{sizes,%lu,%lu,%lu},{blocks,%lu,%lu,%lu}]}]}.\n", (UWord) stats->tot.size, (UWord) stats->tot.max_size, @@ -1038,7 +1027,7 @@ dump_stat_to_stream(FILE *fp, int begin_max_period) for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) { if (erts_allctrs_info[i].enabled) { - fprintf(fp, + erts_cbprintf(to, to_arg, "%s{%s,[{sizes,%lu,%lu,%lu},{blocks,%lu,%lu,%lu}]}%s", i == a_min ? "{allocators,\n [" : " ", ERTS_ALC_A2AD(i), @@ -1055,7 +1044,7 @@ dump_stat_to_stream(FILE *fp, int begin_max_period) update_max_ever_values(stats->c, ERTS_ALC_C_MIN, ERTS_ALC_C_MAX); for (i = ERTS_ALC_C_MIN; i <= ERTS_ALC_C_MAX; i++) { - fprintf(fp, + erts_cbprintf(to, to_arg, "%s{%s,[{sizes,%lu,%lu,%lu},{blocks,%lu,%lu,%lu}]}%s", i == ERTS_ALC_C_MIN ? "{classes,\n [" : " ", ERTS_ALC_C2CD(i), @@ -1071,7 +1060,7 @@ dump_stat_to_stream(FILE *fp, int begin_max_period) update_max_ever_values(stats->n, ERTS_ALC_N_MIN, ERTS_ALC_N_MAX); for (i = ERTS_ALC_N_MIN; i <= ERTS_ALC_N_MAX; i++) { - fprintf(fp, + erts_cbprintf(to, to_arg, "%s{%s,[{sizes,%lu,%lu,%lu},{blocks,%lu,%lu,%lu}]}%s", i == ERTS_ALC_N_MIN ? "{types,\n [" : " ", ERTS_ALC_N2TD(i), @@ -1095,40 +1084,29 @@ dump_stat_to_stream(FILE *fp, int begin_max_period) } -int erts_instr_dump_stat_to_fd(int fd, int begin_max_period) +int erts_instr_dump_stat_to(fmtfn_t to, void* to_arg, int begin_max_period) { - char buf[BUFSIZ]; - FILE *fp; - if (!erts_instr_stat) return 0; - fp = fdopen(fd, "w"); - if (fp == NULL) - return 0; - - /* Avoid allocating memory; we may have run out of it at this point. */ - setbuf(fp, buf); - - dump_stat_to_stream(fp, begin_max_period); - fflush(fp); + dump_stat_to_stream(to, to_arg, begin_max_period); return 1; } int erts_instr_dump_stat(const char *name, int begin_max_period) { - FILE *file; + int fd; if (!erts_instr_stat) return 0; - file = fopen(name, "w"); - if (file == NULL) + fd = open(name, O_WRONLY | O_CREAT | O_TRUNC,0640); + if (fd < 0) return 0; - dump_stat_to_stream(file, begin_max_period); + dump_stat_to_stream(erts_write_fd, (void*)&fd, begin_max_period); - fclose(file); + close(fd); return 1; } diff --git a/erts/emulator/beam/erl_instrument.h b/erts/emulator/beam/erl_instrument.h index 1f04c91d5e..351172b2fa 100644 --- a/erts/emulator/beam/erl_instrument.h +++ b/erts/emulator/beam/erl_instrument.h @@ -29,10 +29,10 @@ extern int erts_instr_memory_map; extern int erts_instr_stat; Uint erts_instr_init(int stat, int map_stat); -int erts_instr_dump_memory_map_to_fd(int fd); +int erts_instr_dump_memory_map_to(fmtfn_t to, void* to_arg); int erts_instr_dump_memory_map(const char *name); Eterm erts_instr_get_memory_map(Process *process); -int erts_instr_dump_stat_to_fd(int fd, int begin_max_period); +int erts_instr_dump_stat_to(fmtfn_t to, void* to_arg, int begin_max_period); int erts_instr_dump_stat(const char *name, int begin_max_period); Eterm erts_instr_get_stat(Process *proc, Eterm what, int begin_max_period); Eterm erts_instr_get_type_info(Process *proc); diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index 06266363b5..5d4823c077 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -129,6 +129,8 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "run_queue", "address" }, #ifdef ERTS_DIRTY_SCHEDULERS { "dirty_run_queue_sleep_list", "address" }, + { "dirty_gc_info", NULL }, + { "dirty_break_point_index", NULL }, #endif { "process_table", NULL }, { "cpu_info", NULL }, diff --git a/erts/emulator/beam/erl_lock_count.c b/erts/emulator/beam/erl_lock_count.c index a00e0f0fff..481e92b2cd 100644 --- a/erts/emulator/beam/erl_lock_count.c +++ b/erts/emulator/beam/erl_lock_count.c @@ -274,11 +274,11 @@ void erts_lcnt_init() { lcnt_unlock(); - /* set start timer and zero statistics */ - erts_lcnt_clear_counters(); } void erts_lcnt_late_init() { + /* set start timer and zero statistics */ + erts_lcnt_clear_counters(); erts_thr_install_exit_handler(erts_lcnt_thread_exit_handler); } diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c index e4c696ae3b..019e079e67 100644 --- a/erts/emulator/beam/erl_message.c +++ b/erts/emulator/beam/erl_message.c @@ -172,7 +172,7 @@ erts_cleanup_offheap(ErlOffHeap *offheap) } break; case FUN_SUBTAG: - if (erts_refc_dectest(&u.fun->fe->refc, 0) == 0) { + if (erts_smp_refc_dectest(&u.fun->fe->refc, 0) == 0) { erts_erase_fun_entry(u.fun->fe); } break; @@ -193,7 +193,7 @@ free_message_buffer(ErlHeapFragment* bp) erts_cleanup_offheap(&bp->off_heap); ERTS_HEAP_FREE(ERTS_ALC_T_HEAP_FRAG, (void *) bp, - ERTS_HEAP_FRAG_SIZE(bp->size)); + ERTS_HEAP_FRAG_SIZE(bp->alloc_size)); bp = next_bp; }while (bp != NULL); } diff --git a/erts/emulator/beam/erl_monitors.c b/erts/emulator/beam/erl_monitors.c index 910598690d..c207dea10f 100644 --- a/erts/emulator/beam/erl_monitors.c +++ b/erts/emulator/beam/erl_monitors.c @@ -104,7 +104,7 @@ do { \ (*((Hp)++)) = boxed_val((From))[i__]; \ if (is_external((To))) { \ external_thing_ptr((To))->next = NULL; \ - erts_refc_inc(&(external_thing_ptr((To))->node->refc), 2);\ + erts_smp_refc_inc(&(external_thing_ptr((To))->node->refc), 2);\ } \ } \ } while (0) diff --git a/erts/emulator/beam/erl_msacc.c b/erts/emulator/beam/erl_msacc.c index 421445fbad..7ddf49937f 100644 --- a/erts/emulator/beam/erl_msacc.c +++ b/erts/emulator/beam/erl_msacc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2014-2015. All Rights Reserved. + * Copyright Ericsson AB 2014-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_msacc.h b/erts/emulator/beam/erl_msacc.h index ad7c8c5eee..4c8e1c8e22 100644 --- a/erts/emulator/beam/erl_msacc.h +++ b/erts/emulator/beam/erl_msacc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2014-2015. All Rights Reserved. + * Copyright Ericsson AB 2014-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 3a547982da..4fa15a8dd8 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -690,7 +690,7 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, Uint sz = size_object(msg); ErlOffHeap *ohp; Eterm *hp; - if (env && !env->tracee) { + if (c_p && !env->tracee) { full_flush_env(env); mp = erts_alloc_message_heap(rp, &rp_locks, sz, &hp, &ohp); full_cache_env(env); @@ -2309,6 +2309,17 @@ erts_setup_nif_gc(Process* proc, Eterm** objv, int* nobj) return gc; } +int +erts_check_nif_export_in_area(Process *p, char *start, Uint size) +{ + NifExport *nep = ERTS_PROC_GET_NIF_TRAP_EXPORT(p); + if (!nep || !nep->saved_current) + return 0; + if (ErtsInArea(nep->saved_current, start, size)) + return 1; + return 0; +} + /* * Allocate a NifExport and set it in proc specific data */ @@ -2360,6 +2371,7 @@ init_nif_sched_data(ErlNifEnv* env, NativeFunPtr direct_fp, NativeFunPtr indirec Eterm* reg; NifExport* ep; int i, scheduler; + int orig_argc; execution_state(env, &proc, &scheduler); @@ -2370,11 +2382,14 @@ init_nif_sched_data(ErlNifEnv* env, NativeFunPtr direct_fp, NativeFunPtr indirec reg = erts_proc_sched_data(proc)->x_reg_array; + ASSERT(!need_save || proc->current); + orig_argc = need_save ? (int) proc->current[2] : 0; + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); if (!ep) - ep = allocate_nif_sched_data(proc, argc); - else if (need_save && ep->rootset_extra < argc) { - NifExport* new_ep = allocate_nif_sched_data(proc, argc); + ep = allocate_nif_sched_data(proc, orig_argc); + else if (need_save && ep->rootset_extra < orig_argc) { + NifExport* new_ep = allocate_nif_sched_data(proc, orig_argc); destroy_nif_export(ep); ep = new_ep; } @@ -2387,16 +2402,14 @@ init_nif_sched_data(ErlNifEnv* env, NativeFunPtr direct_fp, NativeFunPtr indirec } if (scheduler > 0) ERTS_VBUMP_ALL_REDS(proc); - for (i = 0; i < argc; i++) { - if (need_save) - ep->rootset[i+1] = reg[i]; - reg[i] = (Eterm) argv[i]; - } if (need_save) { - ASSERT(proc->current); ep->saved_current = proc->current; - ep->saved_argc = argc; + ep->saved_argc = orig_argc; + for (i = 0; i < orig_argc; i++) + ep->rootset[i+1] = reg[i]; } + for (i = 0; i < argc; i++) + reg[i] = (Eterm) argv[i]; proc->i = (BeamInstr*) ep->exp.addressv[0]; ep->exp.code[0] = (BeamInstr) proc->current[0]; ep->exp.code[1] = (BeamInstr) proc->current[1]; @@ -3068,16 +3081,16 @@ Eterm erts_nif_taints(Process* p) return list; } -void erts_print_nif_taints(int to, void* to_arg) +void erts_print_nif_taints(fmtfn_t to, void* to_arg) { struct tainted_module_t* t; const char* delim = ""; for (t=first_tainted_module ; t!=NULL; t=t->next) { const Atom* atom = atom_tab(atom_val(t->module_atom)); - erts_print(to,to_arg,"%s%.*s", delim, atom->len, atom->name); + erts_cbprintf(to,to_arg,"%s%.*s", delim, atom->len, atom->name); delim = ","; } - erts_print(to,to_arg,"\n"); + erts_cbprintf(to,to_arg,"\n"); } @@ -3360,7 +3373,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) veto = entry->reload(&env, &lib->priv_data, BIF_ARG_2); erts_post_nif(&env); if (veto) { - ret = load_nif_error(BIF_P, reload, "Library reload-call unsuccessful."); + ret = load_nif_error(BIF_P, reload, "Library reload-call unsuccessful (%d).", veto); } else { commit_opened_resource_types(lib); @@ -3382,7 +3395,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) erts_post_nif(&env); if (veto) { prev_mi->nif->priv_data = prev_old_data; - ret = load_nif_error(BIF_P, upgrade, "Library upgrade-call unsuccessful."); + ret = load_nif_error(BIF_P, upgrade, "Library upgrade-call unsuccessful (%d).", veto); } else commit_opened_resource_types(lib); @@ -3392,7 +3405,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) veto = entry->load(&env, &lib->priv_data, BIF_ARG_2); erts_post_nif(&env); if (veto) { - ret = load_nif_error(BIF_P, "load", "Library load-call unsuccessful."); + ret = load_nif_error(BIF_P, "load", "Library load-call unsuccessful (%d).", veto); } else commit_opened_resource_types(lib); @@ -3548,8 +3561,8 @@ Eterm erts_nif_call_function(Process *p, Process *tracee, #endif if (p) { /* This is almost a normal nif call like in beam_emu, - except that any heap fragment created in the nif will be - discarded without checking if anything in it is live. + except that any heap consumed by the nif will be + released without checking if anything in it is live. This is because we cannot do a GC here as we don't know the number of live registers that have to be preserved. This means that any heap part of the returned term may diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index 646f786651..467a05f950 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -98,7 +98,7 @@ dist_table_alloc(void *dep_tmpl) dist_entries++; dep->prev = NULL; - erts_refc_init(&dep->refc, -1); + erts_smp_refc_init(&dep->refc, -1); erts_smp_rwmtx_init_opt_x(&dep->rwmtx, &rwmtx_opt, "dist_entry", chnl_nr); dep->sysname = sysname; dep->cid = NIL; @@ -188,7 +188,7 @@ dist_table_free(void *vdep) void -erts_dist_table_info(int to, void *to_arg) +erts_dist_table_info(fmtfn_t to, void *to_arg) { int lock = !ERTS_IS_CRASH_DUMPING; if (lock) @@ -208,7 +208,7 @@ erts_channel_no_to_dist_entry(Uint cno) * to the node name is used as channel no. */ if(cno == ERST_INTERNAL_CHANNEL_NO) { - erts_refc_inc(&erts_this_dist_entry->refc, 2); + erts_smp_refc_inc(&erts_this_dist_entry->refc, 2); return erts_this_dist_entry; } @@ -231,16 +231,16 @@ erts_sysname_to_connected_dist_entry(Eterm sysname) de.sysname = sysname; if(erts_this_dist_entry->sysname == sysname) { - erts_refc_inc(&erts_this_dist_entry->refc, 2); + erts_smp_refc_inc(&erts_this_dist_entry->refc, 2); return erts_this_dist_entry; } erts_smp_rwmtx_rlock(&erts_dist_table_rwmtx); res_dep = (DistEntry *) hash_get(&erts_dist_table, (void *) &de); if (res_dep) { - erts_aint_t refc = erts_refc_inctest(&res_dep->refc, 1); + erts_aint_t refc = erts_smp_refc_inctest(&res_dep->refc, 1); if (refc < 2) /* Pending delete */ - erts_refc_inc(&res_dep->refc, 1); + erts_smp_refc_inc(&res_dep->refc, 1); } erts_smp_rwmtx_runlock(&erts_dist_table_rwmtx); if (res_dep) { @@ -267,9 +267,9 @@ DistEntry *erts_find_or_insert_dist_entry(Eterm sysname) de.sysname = sysname; erts_smp_rwmtx_rwlock(&erts_dist_table_rwmtx); res = hash_put(&erts_dist_table, (void *) &de); - refc = erts_refc_inctest(&res->refc, 0); + refc = erts_smp_refc_inctest(&res->refc, 0); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&res->refc, 1); + erts_smp_refc_inc(&res->refc, 1); erts_smp_rwmtx_rwunlock(&erts_dist_table_rwmtx); return res; } @@ -282,9 +282,9 @@ DistEntry *erts_find_dist_entry(Eterm sysname) erts_smp_rwmtx_rlock(&erts_dist_table_rwmtx); res = hash_get(&erts_dist_table, (void *) &de); if (res) { - erts_aint_t refc = erts_refc_inctest(&res->refc, 1); + erts_aint_t refc = erts_smp_refc_inctest(&res->refc, 1); if (refc < 2) /* Pending delete */ - erts_refc_inc(&res->refc, 1); + erts_smp_refc_inc(&res->refc, 1); } erts_smp_rwmtx_runlock(&erts_dist_table_rwmtx); return res; @@ -311,7 +311,7 @@ static void try_delete_dist_entry(void *vdep) * * If refc > 0, the entry is in use. Keep the entry. */ - refc = erts_refc_dectest(&dep->refc, -1); + refc = erts_smp_refc_dectest(&dep->refc, -1); if (refc == -1) (void) hash_erase(&erts_dist_table, (void *) dep); erts_smp_rwmtx_rwunlock(&erts_dist_table_rwmtx); @@ -518,7 +518,7 @@ node_table_alloc(void *venp_tmpl) node_entries++; - erts_refc_init(&enp->refc, -1); + erts_smp_refc_init(&enp->refc, -1); enp->creation = ((ErlNode *) venp_tmpl)->creation; enp->sysname = ((ErlNode *) venp_tmpl)->sysname; enp->dist_entry = erts_find_or_insert_dist_entry(((ErlNode *) venp_tmpl)->sysname); @@ -564,7 +564,7 @@ erts_node_table_size(void) } void -erts_node_table_info(int to, void *to_arg) +erts_node_table_info(fmtfn_t to, void *to_arg) { int lock = !ERTS_IS_CRASH_DUMPING; if (lock) @@ -585,9 +585,9 @@ ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation) erts_smp_rwmtx_rlock(&erts_node_table_rwmtx); res = hash_get(&erts_node_table, (void *) &ne); if (res && res != erts_this_node) { - erts_aint_t refc = erts_refc_inctest(&res->refc, 0); + erts_aint_t refc = erts_smp_refc_inctest(&res->refc, 0); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&res->refc, 1); + erts_smp_refc_inc(&res->refc, 1); } erts_smp_rwmtx_runlock(&erts_node_table_rwmtx); if (res) @@ -597,9 +597,9 @@ ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation) res = hash_put(&erts_node_table, (void *) &ne); ASSERT(res); if (res != erts_this_node) { - erts_aint_t refc = erts_refc_inctest(&res->refc, 0); + erts_aint_t refc = erts_smp_refc_inctest(&res->refc, 0); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&res->refc, 1); + erts_smp_refc_inc(&res->refc, 1); } erts_smp_rwmtx_rwunlock(&erts_node_table_rwmtx); return res; @@ -626,7 +626,7 @@ static void try_delete_node(void *venp) * * If refc > 0, the entry is in use. Keep the entry. */ - refc = erts_refc_dectest(&enp->refc, -1); + refc = erts_smp_refc_dectest(&enp->refc, -1); if (refc == -1) (void) hash_erase(&erts_node_table, (void *) enp); erts_smp_rwmtx_rwunlock(&erts_node_table_rwmtx); @@ -649,7 +649,7 @@ void erts_schedule_delete_node(ErlNode *enp) } struct pn_data { - int to; + fmtfn_t to; void *to_arg; Eterm sysname; int no_sysname; @@ -672,14 +672,14 @@ static void print_node(void *venp, void *vpndp) erts_print(pndp->to, pndp->to_arg, " %d", enp->creation); #ifdef DEBUG erts_print(pndp->to, pndp->to_arg, " (refc=%ld)", - erts_refc_read(&enp->refc, 0)); + erts_smp_refc_read(&enp->refc, 0)); #endif pndp->no_sysname++; } pndp->no_total++; } -void erts_print_node_info(int to, +void erts_print_node_info(fmtfn_t to, void *to_arg, Eterm sysname, int *no_sysname, @@ -715,19 +715,19 @@ void erts_set_this_node(Eterm sysname, Uint creation) { ERTS_SMP_LC_ASSERT(erts_thr_progress_is_blocking()); - ASSERT(erts_refc_read(&erts_this_dist_entry->refc, 2)); + ASSERT(erts_smp_refc_read(&erts_this_dist_entry->refc, 2)); - if (erts_refc_dectest(&erts_this_node->refc, 0) == 0) + if (erts_smp_refc_dectest(&erts_this_node->refc, 0) == 0) try_delete_node(erts_this_node); - if (erts_refc_dectest(&erts_this_dist_entry->refc, 0) == 0) + if (erts_smp_refc_dectest(&erts_this_dist_entry->refc, 0) == 0) try_delete_dist_entry(erts_this_dist_entry); erts_this_node = NULL; /* to make sure refc is bumped for this node */ erts_this_node = erts_find_or_insert_node(sysname, creation); erts_this_dist_entry = erts_this_node->dist_entry; - erts_refc_inc(&erts_this_dist_entry->refc, 2); + erts_smp_refc_inc(&erts_this_dist_entry->refc, 2); erts_this_node_sysname = erts_this_node_sysname_BUFFER; erts_snprintf(erts_this_node_sysname, sizeof(erts_this_node_sysname_BUFFER), @@ -789,13 +789,13 @@ void erts_init_node_tables(int dd_sec) node_tmpl.creation = 0; erts_this_node = hash_put(&erts_node_table, &node_tmpl); /* +1 for erts_this_node */ - erts_refc_init(&erts_this_node->refc, 1); + erts_smp_refc_init(&erts_this_node->refc, 1); ASSERT(erts_this_node->dist_entry != NULL); erts_this_dist_entry = erts_this_node->dist_entry; /* +1 for erts_this_dist_entry */ /* +1 for erts_this_node->dist_entry */ - erts_refc_init(&erts_this_dist_entry->refc, 2); + erts_smp_refc_init(&erts_this_dist_entry->refc, 2); erts_this_node_sysname = erts_this_node_sysname_BUFFER; @@ -1623,7 +1623,7 @@ reference_table_term(Uint **hpp, Uint *szp) tup = MK_2TUP(referred_nodes[i].node->sysname, MK_UINT(referred_nodes[i].node->creation)); - tup = MK_3TUP(tup, MK_UINT(erts_refc_read(&referred_nodes[i].node->refc, 0)), nril); + tup = MK_3TUP(tup, MK_UINT(erts_smp_refc_read(&referred_nodes[i].node->refc, 0)), nril); nl = MK_CONS(tup, nl); } @@ -1684,7 +1684,7 @@ reference_table_term(Uint **hpp, Uint *szp) /* DistList = [{Dist, Refc, ReferenceIdList}] */ tup = MK_3TUP(referred_dists[i].dist->sysname, - MK_UINT(erts_refc_read(&referred_dists[i].dist->refc, 0)), + MK_UINT(erts_smp_refc_read(&referred_dists[i].dist->refc, 0)), dril); dl = MK_CONS(tup, dl); } diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h index 7a4434acbf..35051173d0 100644 --- a/erts/emulator/beam/erl_node_tables.h +++ b/erts/emulator/beam/erl_node_tables.h @@ -107,7 +107,7 @@ typedef struct dist_entry_ { HashBucket hash_bucket; /* Hash bucket */ struct dist_entry_ *next; /* Next entry in dist_table (not sorted) */ struct dist_entry_ *prev; /* Previous entry in dist_table (not sorted) */ - erts_refc_t refc; /* Reference count */ + erts_smp_refc_t refc; /* Reference count */ erts_smp_rwmtx_t rwmtx; /* Protects all fields below until lck_mtx. */ Eterm sysname; /* name@host atom for efficiency */ @@ -149,7 +149,7 @@ typedef struct dist_entry_ { typedef struct erl_node_ { HashBucket hash_bucket; /* Hash bucket */ - erts_refc_t refc; /* Reference count */ + erts_smp_refc_t refc; /* Reference count */ Eterm sysname; /* name@host atom for efficiency */ Uint32 creation; /* Creation */ DistEntry *dist_entry; /* Corresponding dist entry */ @@ -179,7 +179,7 @@ DistEntry *erts_find_or_insert_dist_entry(Eterm); DistEntry *erts_find_dist_entry(Eterm); void erts_schedule_delete_dist_entry(DistEntry *); Uint erts_dist_table_size(void); -void erts_dist_table_info(int, void *); +void erts_dist_table_info(fmtfn_t, void *); void erts_set_dist_entry_not_connected(DistEntry *); void erts_set_dist_entry_connected(DistEntry *, Eterm, Uint); ErlNode *erts_find_or_insert_node(Eterm, Uint32); @@ -187,8 +187,8 @@ void erts_schedule_delete_node(ErlNode *); void erts_set_this_node(Eterm, Uint); Uint erts_node_table_size(void); void erts_init_node_tables(int); -void erts_node_table_info(int, void *); -void erts_print_node_info(int, void *, Eterm, int*, int*); +void erts_node_table_info(fmtfn_t, void *); +void erts_print_node_info(fmtfn_t, void *, Eterm, int*, int*); Eterm erts_get_node_and_dist_references(struct process *); #if defined(ERTS_SMP) && defined(ERTS_ENABLE_LOCK_CHECK) int erts_lc_is_de_rwlocked(DistEntry *); @@ -210,7 +210,7 @@ ERTS_GLB_INLINE void erts_deref_dist_entry(DistEntry *dep) { ASSERT(dep); - if (erts_refc_dectest(&dep->refc, 0) == 0) + if (erts_smp_refc_dectest(&dep->refc, 0) == 0) erts_schedule_delete_dist_entry(dep); } @@ -218,7 +218,7 @@ ERTS_GLB_INLINE void erts_deref_node_entry(ErlNode *np) { ASSERT(np); - if (erts_refc_dectest(&np->refc, 0) == 0) + if (erts_smp_refc_dectest(&np->refc, 0) == 0) erts_schedule_delete_node(np); } diff --git a/erts/emulator/beam/erl_port.h b/erts/emulator/beam/erl_port.h index f90844ccc8..c59b42cdae 100644 --- a/erts/emulator/beam/erl_port.h +++ b/erts/emulator/beam/erl_port.h @@ -369,7 +369,7 @@ Eterm erts_request_io_bytes(Process *c_p); #define ERTS_PORT_REDS_INFO (CONTEXT_REDS/100) #define ERTS_PORT_REDS_TERMINATE (CONTEXT_REDS/50) -void print_port_info(Port *, int, void *); +void print_port_info(Port *, fmtfn_t, void *); void erts_port_free(Port *); #ifndef ERTS_SMP void erts_port_cleanup(Port *); diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index bc59147c6c..485949c84a 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -154,6 +154,7 @@ int ERTS_WRITE_UNLIKELY(erts_eager_check_io) = 1; int ERTS_WRITE_UNLIKELY(erts_sched_compact_load); int ERTS_WRITE_UNLIKELY(erts_sched_balance_util) = 0; Uint ERTS_WRITE_UNLIKELY(erts_no_schedulers); +Uint ERTS_WRITE_UNLIKELY(erts_no_total_schedulers); Uint ERTS_WRITE_UNLIKELY(erts_no_dirty_cpu_schedulers) = 0; Uint ERTS_WRITE_UNLIKELY(erts_no_dirty_io_schedulers) = 0; @@ -557,8 +558,8 @@ do { \ */ static void exec_misc_ops(ErtsRunQueue *); -static void print_function_from_pc(int to, void *to_arg, BeamInstr* x); -static int stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg); +static void print_function_from_pc(fmtfn_t to, void *to_arg, BeamInstr* x); +static int stack_element_dump(fmtfn_t to, void *to_arg, Eterm* sp, int yreg); static void aux_work_timeout(void *unused); static void aux_work_timeout_early_init(int no_schedulers); @@ -2059,6 +2060,7 @@ handle_thr_prgr_later_op(ErtsAuxWorkData *awdp, erts_aint32_t aux_work, int wait #endif for (lops = 0; lops < ERTS_MAX_THR_PRGR_LATER_OPS; lops++) { ErtsThrPrgrLaterOp *lop = awdp->later_op.first; + if (!erts_thr_progress_has_reached_this(current, lop->later)) return aux_work & ~ERTS_SSI_AUX_WORK_THR_PRGR_LATER_OP; awdp->later_op.first = lop->next; @@ -5908,9 +5910,12 @@ erts_init_scheduling(int no_schedulers, int no_schedulers_online n = (int) no_schedulers; erts_no_schedulers = n; + erts_no_total_schedulers = n; #ifdef ERTS_DIRTY_SCHEDULERS erts_no_dirty_cpu_schedulers = no_dirty_cpu_schedulers; + erts_no_total_schedulers += no_dirty_cpu_schedulers; erts_no_dirty_io_schedulers = no_dirty_io_schedulers; + erts_no_total_schedulers += no_dirty_io_schedulers; #endif /* Create and initialize scheduler sleep info */ @@ -6230,6 +6235,12 @@ check_dirty_enqueue_in_prio_queue(Process *c_p, int queue; erts_aint32_t dact, max_qbit; + /* Do not enqueue free process... */ + if (actual & ERTS_PSFLG_FREE) { + *newp &= ~ERTS_PSFLGS_DIRTY_WORK; + return ERTS_ENQUEUE_NOT; + } + /* Termination should be done on an ordinary scheduler */ if ((*newp) & ERTS_PSFLG_EXITING) { *newp &= ~ERTS_PSFLGS_DIRTY_WORK; @@ -6271,7 +6282,11 @@ check_dirty_enqueue_in_prio_queue(Process *c_p, return -1*queue; } - *newp |= ERTS_PSFLG_IN_RUNQ; + /* + * Enqueue using process struct. + */ + *newp &= ~ERTS_PSFLGS_PRQ_PRIO_MASK; + *newp |= ERTS_PSFLG_IN_RUNQ | (aprio << ERTS_PSFLGS_PRQ_PRIO_OFFSET); return queue; } @@ -6418,6 +6433,9 @@ select_enqueue_run_queue(int enqueue, int enq_prio, Process *p, erts_aint32_t st /* * schedule_out_process() return with c_rq locked. + * + * Return non-zero value if caller should decrease + * reference count on the process when done with it... */ static ERTS_INLINE int schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, @@ -6472,12 +6490,18 @@ schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, erts_smp_runq_lock(c_rq); - return 0; - +#if !defined(ERTS_SMP) + /* Decrement refc if process struct is free... */ + return !!(n & ERTS_PSFLG_FREE); +#else + /* Decrement refc if scheduled out from dirty scheduler... */ + return !is_normal_sched; +#endif } else { Process* sched_p; + ASSERT(!(n & ERTS_PSFLG_FREE)); ASSERT(!(n & ERTS_PSFLG_SUSPENDED) || (n & (ERTS_PSFLG_ACTIVE_SYS | ERTS_PSFLG_DIRTY_ACTIVE_SYS))); @@ -6493,11 +6517,14 @@ schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, erts_smp_runq_lock(runq); + if (is_normal_sched && sched_p == p && ERTS_RUNQ_IX_IS_DIRTY(runq->ix)) + erts_proc_inc_refc(p); /* Needs to be done before enqueue_process() */ + /* Enqueue the process */ enqueue_process(runq, (int) enq_prio, sched_p); if (runq == c_rq) - return 1; + return 0; erts_smp_runq_unlock(runq); @@ -6505,9 +6532,15 @@ schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, erts_smp_runq_lock(c_rq); - return 1; + /* + * Decrement refc if process is scheduled out by a + * dirty scheduler, and we have not just scheduled + * the process using the ordinary process struct + * on a dirty run-queue again... + */ + return !is_normal_sched && (sched_p != p + || !ERTS_RUNQ_IX_IS_DIRTY(runq->ix)); } - } static ERTS_INLINE void @@ -6522,8 +6555,17 @@ add2runq(int enqueue, erts_aint32_t prio, if (runq) { Process *sched_p; - if (enqueue > 0) + if (enqueue > 0) { sched_p = proc; + /* + * Refc on process struct (i.e. true struct, + * not proxy-struct) increased while in a + * dirty run-queue or executing on a dirty + * scheduler. + */ + if (ERTS_RUNQ_IX_IS_DIRTY(runq->ix)) + erts_proc_inc_refc(proc); + } else { Process *pxy; @@ -6683,15 +6725,8 @@ schedule_process_sys_task(Process *p, erts_aint32_t prio, ErtsProcSysTask *st, erts_aint32_t fail_state, state, a, n, enq_prio; int enqueue; /* < 0 -> use proxy */ unsigned int prof_runnable_procs; - int strict_fail_state; fail_state = *fail_state_p; - /* - * If fail state something other than just exiting process, - * ensure that the task wont be scheduled when the - * receiver is in the failure state. - */ - strict_fail_state = fail_state != ERTS_PSFLG_EXITING; res = 1; /* prepare for success */ st->next = st->prev = st; /* Prep for empty prio queue */ @@ -6773,7 +6808,7 @@ schedule_process_sys_task(Process *p, erts_aint32_t prio, ErtsProcSysTask *st, /* Status lock prevents out of order "runnable proc" trace msgs */ ERTS_SMP_LC_ASSERT(ERTS_PROC_LOCK_STATUS & erts_proc_lc_my_proc_locks(p)); - if (!prof_runnable_procs && !strict_fail_state) { + if (!prof_runnable_procs) { erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); locked = 0; } @@ -6784,11 +6819,6 @@ schedule_process_sys_task(Process *p, erts_aint32_t prio, ErtsProcSysTask *st, erts_aint32_t e; n = e = a; - if (strict_fail_state && (a & fail_state)) { - *fail_state_p = (a & fail_state); - goto cleanup; - } - if (a & ERTS_PSFLG_FREE) goto cleanup; /* We don't want to schedule free processes... */ @@ -7059,12 +7089,18 @@ typedef struct { } ErtsSchdlrSspndResume; static void -schdlr_sspnd_resume_proc(Eterm pid) +schdlr_sspnd_resume_proc(ErtsSchedType sched_type, Eterm pid) { - Process *p = erts_pid2proc(NULL, 0, pid, ERTS_PROC_LOCK_STATUS); + Process *p; + p = erts_pid2proc_opt(NULL, 0, pid, ERTS_PROC_LOCK_STATUS, + (sched_type != ERTS_SCHED_NORMAL + ? ERTS_P2P_FLG_INC_REFC + : 0)); if (p) { resume_process(p, ERTS_PROC_LOCK_STATUS); erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); + if (sched_type != ERTS_SCHED_NORMAL) + erts_proc_dec_refc(p); } } @@ -7073,17 +7109,20 @@ schdlr_sspnd_resume_procs(ErtsSchedType sched_type, ErtsSchdlrSspndResume *resume) { if (is_internal_pid(resume->onln.chngr)) { - schdlr_sspnd_resume_proc(resume->onln.chngr); + schdlr_sspnd_resume_proc(sched_type, + resume->onln.chngr); resume->onln.chngr = NIL; } if (is_internal_pid(resume->onln.nxt)) { - schdlr_sspnd_resume_proc(resume->onln.nxt); + schdlr_sspnd_resume_proc(sched_type, + resume->onln.nxt); resume->onln.nxt = NIL; } while (resume->msb.chngrs) { ErtsProcList *plp = resume->msb.chngrs; resume->msb.chngrs = plp->next; - schdlr_sspnd_resume_proc(plp->pid); + schdlr_sspnd_resume_proc(sched_type, + plp->pid); proclist_destroy(plp); } } @@ -7135,16 +7174,8 @@ suspend_scheduler(ErtsSchedulerData *esdp) ASSERT(sched_type != ERTS_SCHED_NORMAL || no != 1); - if (sched_type != ERTS_SCHED_NORMAL) { - if (erts_smp_mtx_trylock(&schdlr_sspnd.mtx) == EBUSY) { - erts_smp_runq_unlock(esdp->run_queue); - erts_smp_mtx_lock(&schdlr_sspnd.mtx); - erts_smp_runq_lock(esdp->run_queue); - } - if (schdlr_sspnd.msb.ongoing) - evacuate_run_queue(esdp->run_queue, &sbp); + if (sched_type != ERTS_SCHED_NORMAL) erts_smp_runq_unlock(esdp->run_queue); - } else { evacuate_run_queue(esdp->run_queue, &sbp); @@ -7157,8 +7188,8 @@ suspend_scheduler(ErtsSchedulerData *esdp) sched_wall_time_change(esdp, 0); - erts_smp_mtx_lock(&schdlr_sspnd.mtx); } + erts_smp_mtx_lock(&schdlr_sspnd.mtx); flgs = sched_prep_spin_suspended(ssi, ERTS_SSI_FLG_SUSPENDED); if (flgs & ERTS_SSI_FLG_SUSPENDED) { @@ -7202,15 +7233,18 @@ suspend_scheduler(ErtsSchedulerData *esdp) (void) erts_proclist_fetch(&msb[i]->chngq, &end_plp); /* resume processes that initiated the multi scheduling block... */ plp = msb[i]->chngq; - while (plp) { - erts_proclist_store_last(&msb[i]->blckrs, - proclist_copy(plp)); - plp = plp->next; - } - if (end_plp) + if (plp) { + ASSERT(end_plp); + ASSERT(msb[i]->ongoing); + do { + erts_proclist_store_last(&msb[i]->blckrs, + proclist_copy(plp)); + plp = plp->next; + } while (plp); end_plp->next = resume.msb.chngrs; - resume.msb.chngrs = msb[i]->chngq; - msb[i]->chngq = NULL; + resume.msb.chngrs = msb[i]->chngq; + msb[i]->chngq = NULL; + } } } } @@ -7274,24 +7308,14 @@ suspend_scheduler(ErtsSchedulerData *esdp) while (1) { ErtsMonotonicTime current_time; - erts_aint32_t qmask; erts_aint32_t flgs; - qmask = (ERTS_RUNQ_FLGS_GET(esdp->run_queue) - & ERTS_RUNQ_FLGS_QMASK); - - if (sched_type != ERTS_SCHED_NORMAL) { - if (qmask) { - erts_smp_mtx_lock(&schdlr_sspnd.mtx); - erts_smp_runq_lock(esdp->run_queue); - if (schdlr_sspnd.msb.ongoing) - evacuate_run_queue(esdp->run_queue, &sbp); - erts_smp_runq_unlock(esdp->run_queue); - erts_smp_mtx_unlock(&schdlr_sspnd.mtx); - } + if (sched_type != ERTS_SCHED_NORMAL) aux_work = 0; - } else { + erts_aint32_t qmask; + qmask = (ERTS_RUNQ_FLGS_GET(esdp->run_queue) + & ERTS_RUNQ_FLGS_QMASK); aux_work = erts_atomic32_read_acqb(&ssi->aux_work); @@ -7419,12 +7443,23 @@ suspend_scheduler(ErtsSchedulerData *esdp) schdlr_sspnd_inc_nscheds(&schdlr_sspnd.active, sched_type); changing = erts_smp_atomic32_read_nob(&schdlr_sspnd.changing); - if ((changing & ERTS_SCHDLR_SSPND_CHNG_MSB) - && schdlr_sspnd.online == schdlr_sspnd.active) { - erts_smp_atomic32_read_band_nob(&schdlr_sspnd.changing, - ~ERTS_SCHDLR_SSPND_CHNG_MSB); - } - + if (changing) { + if ((changing & ERTS_SCHDLR_SSPND_CHNG_MSB) + && !schdlr_sspnd.msb.ongoing + && schdlr_sspnd.online == schdlr_sspnd.active) { + erts_smp_atomic32_read_band_nob(&schdlr_sspnd.changing, + ~ERTS_SCHDLR_SSPND_CHNG_MSB); + } + if ((changing & ERTS_SCHDLR_SSPND_CHNG_NMSB) + && !schdlr_sspnd.nmsb.ongoing + && (schdlr_sspnd_get_nscheds(&schdlr_sspnd.online, + ERTS_SCHED_NORMAL) + == schdlr_sspnd_get_nscheds(&schdlr_sspnd.active, + ERTS_SCHED_NORMAL))) { + erts_smp_atomic32_read_band_nob(&schdlr_sspnd.changing, + ~ERTS_SCHDLR_SSPND_CHNG_NMSB); + } + } ASSERT(no <= schdlr_sspnd_get_nscheds(&schdlr_sspnd.online, sched_type)); ASSERT((sched_type == ERTS_SCHED_NORMAL ? !(schdlr_sspnd.msb.ongoing|schdlr_sspnd.nmsb.ongoing) @@ -7557,7 +7592,7 @@ abort_sched_onln_chng_waitq(Process *p) erts_smp_mtx_unlock(&schdlr_sspnd.mtx); if (is_internal_pid(resume)) - schdlr_sspnd_resume_proc(resume); + schdlr_sspnd_resume_proc(ERTS_SCHED_NORMAL, resume); } ErtsSchedSuspendResult @@ -7955,21 +7990,20 @@ erts_block_multi_scheduling(Process *p, ErtsProcLocks plocks, int on, int normal } else { /* ------ UNBLOCK ------ */ if (p->flags & have_blckd_flg) { - ErtsProcList *plps[2]; + ErtsProcList **plpps[3] = {0}; ErtsProcList *plp; - int limit = 0; - plps[limit++] = erts_proclist_peek_first(msbp->blckrs); - if (all) - plps[limit++] = erts_proclist_peek_first(msbp->chngq); + plpps[0] = &msbp->blckrs; + if (all) + plpps[1] = &msbp->chngq; - for (ix = 0; ix < limit; ix++) { - plp = plps[ix]; + for (ix = 0; plpps[ix]; ix++) { + plp = erts_proclist_peek_first(*plpps[ix]); while (plp) { ErtsProcList *tmp_plp = plp; - plp = erts_proclist_peek_next(msbp->blckrs, plp); + plp = erts_proclist_peek_next(*plpps[ix], plp); if (erts_proclist_same(tmp_plp, p)) { - erts_proclist_remove(&msbp->blckrs, tmp_plp); + erts_proclist_remove(plpps[ix], tmp_plp); proclist_destroy(tmp_plp); if (!all) break; @@ -8608,8 +8642,15 @@ pid2proc_not_running(Process *c_p, ErtsProcLocks c_p_locks, * from being selected for normal execution regardless * of locks held or not held on it... */ - ASSERT(!((ERTS_PSFLG_RUNNING|ERTS_PSFLG_DIRTY_RUNNING_SYS) - & erts_smp_atomic32_read_nob(&rp->state))); +#ifdef DEBUG + { + erts_aint32_t state; + state = erts_smp_atomic32_read_nob(&rp->state); + ASSERT((state & ERTS_PSFLG_PENDING_EXIT) + || !(state & (ERTS_PSFLG_RUNNING + | ERTS_PSFLG_DIRTY_RUNNING_SYS))); + } +#endif if (!suspend) resume_process(rp, pid_locks|ERTS_PROC_LOCK_STATUS); @@ -9591,40 +9632,46 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) esdp->reductions += reds; - /* schedule_out_process() returns with rq locked! */ - schedule_out_process(rq, state, p, proxy_p, is_normal_sched); - proxy_p = NULL; + { + int dec_refc; + + /* schedule_out_process() returns with rq locked! */ + dec_refc = schedule_out_process(rq, state, p, + proxy_p, is_normal_sched); + proxy_p = NULL; - ERTS_PROC_REDUCTIONS_EXECUTED(esdp, rq, - (int) ERTS_PSFLGS_GET_USR_PRIO(state), - reds, - actual_reds); + ERTS_PROC_REDUCTIONS_EXECUTED(esdp, rq, + (int) ERTS_PSFLGS_GET_USR_PRIO(state), + reds, + actual_reds); - esdp->current_process = NULL; + esdp->current_process = NULL; #ifdef ERTS_SMP - p->scheduler_data = NULL; + if (is_normal_sched) + p->scheduler_data = NULL; #endif - erts_smp_proc_unlock(p, (ERTS_PROC_LOCK_MAIN - | ERTS_PROC_LOCK_STATUS - | ERTS_PROC_LOCK_TRACE)); + erts_smp_proc_unlock(p, (ERTS_PROC_LOCK_MAIN + | ERTS_PROC_LOCK_STATUS + | ERTS_PROC_LOCK_TRACE)); - ERTS_MSACC_SET_STATE_CACHED_M(ERTS_MSACC_STATE_OTHER); + ERTS_MSACC_SET_STATE_CACHED_M(ERTS_MSACC_STATE_OTHER); - if (state & ERTS_PSFLG_FREE) { - if (!is_normal_sched) { - ASSERT(p->flags & F_DELAYED_DEL_PROC); - erts_proc_dec_refc(p); - } - else { #ifdef ERTS_SMP - ASSERT(esdp->free_process == p); - esdp->free_process = NULL; -#else - erts_proc_dec_refc(p); + if (state & ERTS_PSFLG_FREE) { + if (!is_normal_sched) { + ASSERT(p->flags & F_DELAYED_DEL_PROC); + } + else { + ASSERT(esdp->free_process == p); + esdp->free_process = NULL; + } + } #endif - } - } + + if (dec_refc) + erts_proc_dec_refc(p); + } #ifdef ERTS_SMP ASSERT(!esdp->free_process); @@ -9900,8 +9947,12 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) if (!(state & ERTS_PSFLG_PROXY)) psflg_band_mask &= ~ERTS_PSFLG_IN_RUNQ; else { + Eterm pid = p->common.id; proxy_p = p; - p = erts_proc_lookup_raw(proxy_p->common.id); + p = (is_normal_sched + ? erts_proc_lookup_raw(pid) + : erts_pid2proc_opt(NULL, 0, pid, 0, + ERTS_P2P_FLG_INC_REFC)); if (!p) { free_proxy_proc(proxy_p); proxy_p = NULL; @@ -9933,6 +9984,7 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) | ERTS_PSFLG_FREE))) #ifdef ERTS_DIRTY_SCHEDULERS | (((state & (ERTS_PSFLG_RUNNING + | ERTS_PSFLG_FREE | ERTS_PSFLG_RUNNING_SYS | ERTS_PSFLG_EXITING)) @@ -9965,6 +10017,8 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) /* free and not queued by proxy */ erts_proc_dec_refc(p); } + if (!is_normal_sched) + erts_proc_dec_refc(p); goto pick_next_process; } state = new; @@ -10017,8 +10071,8 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) state = erts_smp_atomic32_read_nob(&p->state); - ASSERT(!p->scheduler_data); #ifndef ERTS_DIRTY_SCHEDULERS + ASSERT(!p->scheduler_data); p->scheduler_data = esdp; #else /* ERTS_DIRTY_SCHEDULERS */ if (is_normal_sched) { @@ -10029,6 +10083,7 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); goto sched_out_proc; } + ASSERT(!p->scheduler_data); p->scheduler_data = esdp; } else { @@ -11916,7 +11971,6 @@ erts_cleanup_empty_process(Process* p) static void delete_process(Process* p) { - Eterm *heap; ErtsPSD *psd; struct saved_calls *scb; process_breakpoint_time_t *pbt; @@ -11971,13 +12025,8 @@ delete_process(Process* p) hipe_delete_process(&p->hipe); #endif - heap = p->abandoned_heap ? p->abandoned_heap : p->heap; - -#ifdef DEBUG - sys_memset(heap, DEBUG_BAD_BYTE, p->heap_sz*sizeof(Eterm)); -#endif + erts_deallocate_young_generation(p); - ERTS_HEAP_FREE(ERTS_ALC_T_HEAP, (void*) heap, p->heap_sz*sizeof(Eterm)); if (p->old_heap != NULL) { #ifdef DEBUG @@ -11989,16 +12038,6 @@ delete_process(Process* p) (p->old_hend-p->old_heap)*sizeof(Eterm)); } - /* - * Free all pending message buffers. - */ - if (p->mbuf != NULL) { - free_message_buffer(p->mbuf); - } - - if (p->msg_frag) - erts_cleanup_messages(p->msg_frag); - erts_erase_dicts(p); /* free all pending messages */ @@ -12401,6 +12440,8 @@ send_exit_signal(Process *c_p, /* current process if and only else if (!(state & (ERTS_PSFLG_RUNNING|ERTS_PSFLG_RUNNING_SYS))) { /* Process not running ... */ ErtsProcLocks need_locks = ~(*rp_locks) & ERTS_PROC_LOCKS_ALL; + ErlHeapFragment *bp = NULL; + Eterm rsn_cpy; if (need_locks && erts_smp_proc_trylock(rp, need_locks) == EBUSY) { /* ... but we havn't got all locks on it ... */ @@ -12413,12 +12454,32 @@ send_exit_signal(Process *c_p, /* current process if and only } /* ...and we have all locks on it... */ *rp_locks = ERTS_PROC_LOCKS_ALL; - set_proc_exiting(rp, - state, - (is_immed(rsn) - ? rsn - : copy_object(rsn, rp)), - NULL); + + state = erts_smp_atomic32_read_nob(&rp->state); + + if (is_immed(rsn)) + rsn_cpy = rsn; + else { + Eterm *hp; + ErlOffHeap *ohp; + Uint rsn_sz = size_object(rsn); +#ifdef ERTS_DIRTY_SCHEDULERS + if (state & (ERTS_PSFLG_DIRTY_RUNNING + | ERTS_PSFLG_DIRTY_RUNNING_SYS)) { + bp = new_message_buffer(rsn_sz); + ohp = &bp->off_heap; + hp = &bp->mem[0]; + } + else +#endif + { + hp = HAlloc(rp, rsn_sz); + ohp = &rp->off_heap; + } + rsn_cpy = copy_struct(rsn, rsn_sz, &hp, ohp); + } + + set_proc_exiting(rp, state, rsn_cpy, bp); } else { /* Process running... */ @@ -13073,15 +13134,14 @@ erts_continue_exit_process(Process *p) } #ifdef ERTS_DIRTY_SCHEDULERS - if (a & (ERTS_PSFLG_DIRTY_RUNNING - | ERTS_PSFLG_DIRTY_RUNNING_SYS)) { + if (a & (ERTS_PSFLG_DIRTY_RUNNING + | ERTS_PSFLG_DIRTY_RUNNING_SYS)) { p->flags |= F_DELAYED_DEL_PROC; delay_del_proc = 1; /* - * The dirty scheduler will also decrease - * refc when done... + * The dirty scheduler decrease refc + * when done with the process... */ - erts_proc_inc_refc(p); } #endif @@ -13171,7 +13231,7 @@ erts_continue_exit_process(Process *p) */ void -erts_stack_dump(int to, void *to_arg, Process *p) +erts_stack_dump(fmtfn_t to, void *to_arg, Process *p) { Eterm* sp; int yreg = -1; @@ -13186,7 +13246,7 @@ erts_stack_dump(int to, void *to_arg, Process *p) } void -erts_program_counter_info(int to, void *to_arg, Process *p) +erts_program_counter_info(fmtfn_t to, void *to_arg, Process *p) { erts_aint32_t state; int i; @@ -13216,7 +13276,7 @@ erts_program_counter_info(int to, void *to_arg, Process *p) } static void -print_function_from_pc(int to, void *to_arg, BeamInstr* x) +print_function_from_pc(fmtfn_t to, void *to_arg, BeamInstr* x) { BeamInstr* addr = find_function_from_pc(x); if (addr == NULL) { @@ -13238,7 +13298,7 @@ print_function_from_pc(int to, void *to_arg, BeamInstr* x) } static int -stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg) +stack_element_dump(fmtfn_t to, void *to_arg, Eterm* sp, int yreg) { Eterm x = *sp; @@ -13270,7 +13330,7 @@ stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg) * Print scheduler information */ void -erts_print_scheduler_info(int to, void *to_arg, ErtsSchedulerData *esdp) { +erts_print_scheduler_info(fmtfn_t to, void *to_arg, ErtsSchedulerData *esdp) { int i; erts_aint32_t flg; Process *p; diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 3347a7a60e..68fbb10602 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -111,6 +111,7 @@ extern int erts_eager_check_io; extern int erts_sched_compact_load; extern int erts_sched_balance_util; extern Uint erts_no_schedulers; +extern Uint erts_no_total_schedulers; #ifdef ERTS_DIRTY_SCHEDULERS extern Uint erts_no_dirty_cpu_schedulers; extern Uint erts_no_dirty_io_schedulers; @@ -1586,6 +1587,7 @@ Uint64 erts_step_proc_interval(void); int erts_setup_nif_gc(Process* proc, Eterm** objv, int* nobj); /* see erl_nif.c */ void erts_destroy_nif_export(void *); /* see erl_nif.c */ +int erts_check_nif_export_in_area(Process *p, char *start, Uint size); ErtsProcList *erts_proclist_create(Process *); ErtsProcList *erts_proclist_copy(ErtsProcList *); @@ -1682,7 +1684,7 @@ ERTS_GLB_INLINE ErtsProcList *erts_proclist_fetch_first(ErtsProcList **list) return NULL; else { ErtsProcList *res = *list; - if (res == *list) + if (res->next == *list) *list = NULL; else *list = res->next; @@ -1837,12 +1839,12 @@ void erts_cleanup_empty_process(Process* p); #ifdef DEBUG void erts_debug_verify_clean_empty_process(Process* p); #endif -void erts_stack_dump(int to, void *to_arg, Process *); -void erts_limited_stack_trace(int to, void *to_arg, Process *); -void erts_program_counter_info(int to, void *to_arg, Process *); -void erts_print_scheduler_info(int to, void *to_arg, ErtsSchedulerData *esdp); -void erts_dump_extended_process_state(int to, void *to_arg, erts_aint32_t psflg); -void erts_dump_process_state(int to, void *to_arg, erts_aint32_t psflg); +void erts_stack_dump(fmtfn_t to, void *to_arg, Process *); +void erts_limited_stack_trace(fmtfn_t to, void *to_arg, Process *); +void erts_program_counter_info(fmtfn_t to, void *to_arg, Process *); +void erts_print_scheduler_info(fmtfn_t to, void *to_arg, ErtsSchedulerData *esdp); +void erts_dump_extended_process_state(fmtfn_t to, void *to_arg, erts_aint32_t psflg); +void erts_dump_process_state(fmtfn_t to, void *to_arg, erts_aint32_t psflg); Eterm erts_get_process_priority(Process *p); Eterm erts_set_process_priority(Process *p, Eterm prio); @@ -1878,7 +1880,7 @@ void erts_handle_pending_exit(Process *, ErtsProcLocks); #define ERTS_PROC_PENDING_EXIT(P) 0 #endif -void erts_deep_process_dump(int, void *); +void erts_deep_process_dump(fmtfn_t, void *); Eterm erts_get_reader_groups_map(Process *c_p); Eterm erts_debug_reader_groups_map(Process *c_p, int groups); diff --git a/erts/emulator/beam/erl_process_dict.c b/erts/emulator/beam/erl_process_dict.c index d8c2eaba94..42654604cb 100644 --- a/erts/emulator/beam/erl_process_dict.c +++ b/erts/emulator/beam/erl_process_dict.c @@ -156,7 +156,7 @@ erts_pd_set_initial_size(int size) * Called from break handler */ void -erts_dictionary_dump(int to, void *to_arg, ProcDict *pd) +erts_dictionary_dump(fmtfn_t to, void *to_arg, ProcDict *pd) { unsigned int i; #ifdef DEBUG @@ -196,8 +196,8 @@ erts_dictionary_dump(int to, void *to_arg, ProcDict *pd) } void -erts_deep_dictionary_dump(int to, void *to_arg, - ProcDict* pd, void (*cb)(int, void *, Eterm)) +erts_deep_dictionary_dump(fmtfn_t to, void *to_arg, + ProcDict* pd, void (*cb)(fmtfn_t, void *, Eterm)) { unsigned int i; Eterm t; diff --git a/erts/emulator/beam/erl_process_dict.h b/erts/emulator/beam/erl_process_dict.h index 387562058c..b50a2af72c 100644 --- a/erts/emulator/beam/erl_process_dict.h +++ b/erts/emulator/beam/erl_process_dict.h @@ -37,9 +37,9 @@ typedef struct proc_dict { int erts_pd_set_initial_size(int size); Uint erts_dicts_mem_size(struct process *p); void erts_erase_dicts(struct process *p); -void erts_dictionary_dump(int to, void *to_arg, ProcDict *pd); -void erts_deep_dictionary_dump(int to, void *to_arg, - ProcDict* pd, void (*cb)(int, void *, Eterm obj)); +void erts_dictionary_dump(fmtfn_t to, void *to_arg, ProcDict *pd); +void erts_deep_dictionary_dump(fmtfn_t to, void *to_arg, + ProcDict* pd, void (*cb)(fmtfn_t, void *, Eterm obj)); Eterm erts_dictionary_copy(struct process *p, ProcDict *pd); Eterm erts_pd_hash_get(struct process *p, Eterm id); diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c index a70dfb8e73..4a74cc2b82 100644 --- a/erts/emulator/beam/erl_process_dump.c +++ b/erts/emulator/beam/erl_process_dump.c @@ -40,17 +40,17 @@ #define OUR_NIL _make_header(0,_TAG_HEADER_FLOAT) -static void dump_process_info(int to, void *to_arg, Process *p); -static void dump_element(int to, void *to_arg, Eterm x); -static void dump_dist_ext(int to, void *to_arg, ErtsDistExternal *edep); -static void dump_element_nl(int to, void *to_arg, Eterm x); -static int stack_element_dump(int to, void *to_arg, Eterm* sp, +static void dump_process_info(fmtfn_t to, void *to_arg, Process *p); +static void dump_element(fmtfn_t to, void *to_arg, Eterm x); +static void dump_dist_ext(fmtfn_t to, void *to_arg, ErtsDistExternal *edep); +static void dump_element_nl(fmtfn_t to, void *to_arg, Eterm x); +static int stack_element_dump(fmtfn_t to, void *to_arg, Eterm* sp, int yreg); -static void stack_trace_dump(int to, void *to_arg, Eterm* sp); -static void print_function_from_pc(int to, void *to_arg, BeamInstr* x); -static void heap_dump(int to, void *to_arg, Eterm x); -static void dump_binaries(int to, void *to_arg, Binary* root); -static void dump_externally(int to, void *to_arg, Eterm term); +static void stack_trace_dump(fmtfn_t to, void *to_arg, Eterm* sp); +static void print_function_from_pc(fmtfn_t to, void *to_arg, BeamInstr* x); +static void heap_dump(fmtfn_t to, void *to_arg, Eterm x); +static void dump_binaries(fmtfn_t to, void *to_arg, Binary* root); +static void dump_externally(fmtfn_t to, void *to_arg, Eterm term); static Binary* all_binaries; @@ -60,7 +60,7 @@ extern BeamInstr beam_continue_exit[]; void -erts_deep_process_dump(int to, void *to_arg) +erts_deep_process_dump(fmtfn_t to, void *to_arg) { int i, max = erts_ptab_max(&erts_proc); @@ -90,9 +90,12 @@ Uint erts_process_memory(Process *p, int incl_msg_inq) { erts_doforall_links(ERTS_P_LINKS(p), &erts_one_link_size, &size); erts_doforall_monitors(ERTS_P_MONITORS(p), &erts_one_mon_size, &size); size += (p->heap_sz + p->mbuf_sz) * sizeof(Eterm); + if (p->abandoned_heap) + size += (p->hend - p->heap) * sizeof(Eterm); if (p->old_hend && p->old_heap) size += (p->old_hend - p->old_heap) * sizeof(Eterm); + size += p->msg.len * sizeof(ErtsMessage); for (mp = p->msg.first; mp; mp = mp->next) @@ -117,7 +120,7 @@ Uint erts_process_memory(Process *p, int incl_msg_inq) { } static void -dump_process_info(int to, void *to_arg, Process *p) +dump_process_info(fmtfn_t to, void *to_arg, Process *p) { Eterm* sp; ErtsMessage* mp; @@ -176,7 +179,7 @@ dump_process_info(int to, void *to_arg, Process *p) } static void -dump_dist_ext(int to, void *to_arg, ErtsDistExternal *edep) +dump_dist_ext(fmtfn_t to, void *to_arg, ErtsDistExternal *edep) { if (!edep) erts_print(to, to_arg, "D0:E0:"); @@ -210,7 +213,7 @@ dump_dist_ext(int to, void *to_arg, ErtsDistExternal *edep) } static void -dump_element(int to, void *to_arg, Eterm x) +dump_element(fmtfn_t to, void *to_arg, Eterm x) { if (is_list(x)) { erts_print(to, to_arg, "H" PTR_FMT, list_val(x)); @@ -240,14 +243,14 @@ dump_element(int to, void *to_arg, Eterm x) } static void -dump_element_nl(int to, void *to_arg, Eterm x) +dump_element_nl(fmtfn_t to, void *to_arg, Eterm x) { dump_element(to, to_arg, x); erts_putc(to, to_arg, '\n'); } static void -stack_trace_dump(int to, void *to_arg, Eterm *sp) { +stack_trace_dump(fmtfn_t to, void *to_arg, Eterm *sp) { Eterm x = *sp; if (is_CP(x)) { erts_print(to, to_arg, "%p:", sp); @@ -258,7 +261,7 @@ stack_trace_dump(int to, void *to_arg, Eterm *sp) { } void -erts_limited_stack_trace(int to, void *to_arg, Process *p) +erts_limited_stack_trace(fmtfn_t to, void *to_arg, Process *p) { Eterm* sp; @@ -304,7 +307,7 @@ erts_limited_stack_trace(int to, void *to_arg, Process *p) } static int -stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg) +stack_element_dump(fmtfn_t to, void *to_arg, Eterm* sp, int yreg) { Eterm x = *sp; @@ -332,7 +335,7 @@ stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg) } static void -print_function_from_pc(int to, void *to_arg, BeamInstr* x) +print_function_from_pc(fmtfn_t to, void *to_arg, BeamInstr* x) { BeamInstr* addr = find_function_from_pc(x); if (addr == NULL) { @@ -352,7 +355,7 @@ print_function_from_pc(int to, void *to_arg, BeamInstr* x) } static void -heap_dump(int to, void *to_arg, Eterm x) +heap_dump(fmtfn_t to, void *to_arg, Eterm x) { DeclareTmpHeapNoproc(last,1); Eterm* next = last; @@ -443,7 +446,7 @@ heap_dump(int to, void *to_arg, Eterm x) ProcBin* pb = (ProcBin *) binary_val(x); Binary* val = pb->val; - if (erts_smp_atomic_xchg_nob(&val->refc, 0) != 0) { + if (erts_atomic_xchg_nob(&val->refc, 0) != 0) { val->flags = (UWord) all_binaries; all_binaries = val; } @@ -512,7 +515,7 @@ heap_dump(int to, void *to_arg, Eterm x) } static void -dump_binaries(int to, void *to_arg, Binary* current) +dump_binaries(fmtfn_t to, void *to_arg, Binary* current) { while (current) { long i; @@ -530,7 +533,7 @@ dump_binaries(int to, void *to_arg, Binary* current) } static void -dump_externally(int to, void *to_arg, Eterm term) +dump_externally(fmtfn_t to, void *to_arg, Eterm term) { byte sbuf[1024]; /* encode and hope for the best ... */ byte* s; @@ -573,7 +576,7 @@ dump_externally(int to, void *to_arg, Eterm term) } } -void erts_dump_process_state(int to, void *to_arg, erts_aint32_t psflg) +void erts_dump_process_state(fmtfn_t to, void *to_arg, erts_aint32_t psflg) { char *s; switch (erts_process_state2status(psflg)) { @@ -591,7 +594,7 @@ void erts_dump_process_state(int to, void *to_arg, erts_aint32_t psflg) } void -erts_dump_extended_process_state(int to, void *to_arg, erts_aint32_t psflg) { +erts_dump_extended_process_state(fmtfn_t to, void *to_arg, erts_aint32_t psflg) { int i; diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c index 8c84303997..ac9e91e31f 100644 --- a/erts/emulator/beam/erl_trace.c +++ b/erts/emulator/beam/erl_trace.c @@ -1436,6 +1436,7 @@ void trace_gc(Process *p, Eterm what, Uint size, Eterm msg) { ErtsTracerNif *tnif = NULL; + Eterm* o_hp = NULL; Eterm* hp; Uint sz = 0; Eterm tup; @@ -1446,7 +1447,7 @@ trace_gc(Process *p, Eterm what, Uint size, Eterm msg) if (is_non_value(msg)) { (void) erts_process_gc_info(p, &sz, NULL, 0, 0); - hp = HAlloc(p, sz + 3 + 2); + o_hp = hp = erts_alloc(ERTS_ALC_T_TMP, (sz + 3 + 2) * sizeof(Eterm)); msg = erts_process_gc_info(p, NULL, &hp, 0, 0); tup = TUPLE2(hp, am_wordsize, make_small(size)); hp += 3; @@ -1455,6 +1456,8 @@ trace_gc(Process *p, Eterm what, Uint size, Eterm msg) send_to_tracer_nif(p, &p->common, p->common.id, tnif, TRACE_FUN_T_GC, what, msg, THE_NON_VALUE, am_true); + if (o_hp) + erts_free(ERTS_ALC_T_TMP, o_hp); } } diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h index f97716d030..899e2a275a 100644 --- a/erts/emulator/beam/erl_vm.h +++ b/erts/emulator/beam/erl_vm.h @@ -110,8 +110,21 @@ #define HeapWordsLeft(p) (HEAP_LIMIT(p) - HEAP_TOP(p)) #if defined(DEBUG) || defined(CHECK_FOR_HOLES) -# define ERTS_HOLE_MARKER (((0xdeadbeef << 24) << 8) | 0xdeadbeef) -#endif /* egil: 32-bit ? */ + +/* + * ERTS_HOLE_MARKER must *not* be mistaken for a valid term + * on the heap... + */ +# ifdef ARCH_64 +# define ERTS_HOLE_MARKER \ + make_catch(UWORD_CONSTANT(0xdeadbeaf00000000) >> _TAG_IMMED2_SIZE) +/* Will (at the time of writing) appear as 0xdeadbeaf0000001b */ +# else +# define ERTS_HOLE_MARKER \ + make_catch(UWORD_CONSTANT(0xdead0000) >> _TAG_IMMED2_SIZE) +/* Will (at the time of writing) appear as 0xdead001b */ +# endif +#endif /* * Allocate heap memory on the ordinary heap, NEVER in a heap diff --git a/erts/emulator/beam/export.c b/erts/emulator/beam/export.c index 2a19211987..00fa452f79 100644 --- a/erts/emulator/beam/export.c +++ b/erts/emulator/beam/export.c @@ -83,7 +83,7 @@ static struct export_blob* entry_to_blob(struct export_entry* ee) } void -export_info(int to, void *to_arg) +export_info(fmtfn_t to, void *to_arg) { #ifdef ERTS_SMP int lock = !ERTS_IS_CRASH_DUMPING; @@ -348,7 +348,7 @@ Export *export_list(int i, ErtsCodeIndex code_ix) int export_list_size(ErtsCodeIndex code_ix) { - return export_tables[code_ix].entries; + return erts_index_num_entries(&export_tables[code_ix]); } int export_table_sz(void) diff --git a/erts/emulator/beam/export.h b/erts/emulator/beam/export.h index 1e7bb8514b..17fc4828ca 100644 --- a/erts/emulator/beam/export.h +++ b/erts/emulator/beam/export.h @@ -53,7 +53,7 @@ typedef struct export void init_export_table(void); -void export_info(int, void *); +void export_info(fmtfn_t, void *); ERTS_GLB_INLINE Export* erts_active_export_entry(Eterm m, Eterm f, unsigned a); Export* erts_export_put(Eterm mod, Eterm func, unsigned int arity); diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index beed847578..0ef8114bac 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -616,7 +616,7 @@ erts_make_dist_ext_copy(ErtsDistExternal *edep, Uint xsize) sys_memcpy((void *) ep, (void *) edep, dist_ext_sz); ep += dist_ext_sz; if (new_edep->dep) - erts_refc_inc(&new_edep->dep->refc, 1); + erts_smp_refc_inc(&new_edep->dep->refc, 1); new_edep->extp = ep; new_edep->ext_endp = ep + ext_sz; new_edep->heap_size = -1; @@ -1222,6 +1222,7 @@ typedef struct B2TContext_t { } u; } B2TContext; +static B2TContext* b2t_export_context(Process*, B2TContext* src); static uLongf binary2term_uncomp_size(byte* data, Sint size) { @@ -1254,7 +1255,7 @@ static uLongf binary2term_uncomp_size(byte* data, Sint size) static ERTS_INLINE int binary2term_prepare(ErtsBinary2TermState *state, byte *data, Sint data_size, - B2TContext* ctx) + B2TContext** ctxp, Process* p) { byte *bytes = data; Sint size = data_size; @@ -1268,8 +1269,8 @@ binary2term_prepare(ErtsBinary2TermState *state, byte *data, Sint data_size, size--; if (size < 5 || *bytes != COMPRESSED) { state->extp = bytes; - if (ctx) - ctx->state = B2TSizeInit; + if (ctxp) + (*ctxp)->state = B2TSizeInit; } else { uLongf dest_len = (Uint32) get_int32(bytes+1); @@ -1286,16 +1287,26 @@ binary2term_prepare(ErtsBinary2TermState *state, byte *data, Sint data_size, return -1; } state->extp = erts_alloc(ERTS_ALC_T_EXT_TERM_DATA, dest_len); - ctx->reds -= dest_len; + if (ctxp) + (*ctxp)->reds -= dest_len; } state->exttmp = 1; - if (ctx) { + if (ctxp) { + /* + * Start decompression by exporting trap context + * so we don't have to deal with deep-copying z_stream. + */ + B2TContext* ctx = b2t_export_context(p, *ctxp); + ASSERT(state = &(*ctxp)->b2ts); + state = &ctx->b2ts; + if (erl_zlib_inflate_start(&ctx->u.uc.stream, bytes, size) != Z_OK) return -1; ctx->u.uc.dbytes = state->extp; ctx->u.uc.dleft = dest_len; ctx->state = B2TUncompressChunk; + *ctxp = ctx; } else { uLongf dlen = dest_len; @@ -1339,7 +1350,7 @@ erts_binary2term_prepare(ErtsBinary2TermState *state, byte *data, Sint data_size { Sint res; - if (binary2term_prepare(state, data, data_size, NULL) < 0 || + if (binary2term_prepare(state, data, data_size, NULL, NULL) < 0 || (res=decoded_size(state->extp, state->extp + state->extsize, 0, NULL)) < 0) { if (state->exttmp) @@ -1485,7 +1496,7 @@ static BIF_RETTYPE binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binar if (ctx->aligned_alloc) { ctx->reds -= bin_size / 8; } - if (binary2term_prepare(&ctx->b2ts, bytes, bin_size, ctx) < 0) { + if (binary2term_prepare(&ctx->b2ts, bytes, bin_size, &ctx, p) < 0) { ctx->state = B2TBadArg; } break; diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index b2c76aa605..26aa39b65a 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -68,7 +68,7 @@ extern void erts_pre_dirty_nif(ErtsSchedulerData *, extern void erts_post_dirty_nif(struct enif_environment_t* env); #endif extern Eterm erts_nif_taints(Process* p); -extern void erts_print_nif_taints(int to, void* to_arg); +extern void erts_print_nif_taints(fmtfn_t to, void* to_arg); void erts_unload_nif(struct erl_module_nif* nif); extern void erl_nif_init(void); extern int erts_nif_get_funcs(struct erl_module_nif*, @@ -127,7 +127,7 @@ typedef struct { void *handle; /* Handle for DLL or SO (for dyn. drivers). */ DE_ProcEntry *procs; /* List of pids that have loaded this driver, or that wait for it to change state */ - erts_refc_t refc; /* Number of ports/processes having + erts_smp_refc_t refc; /* Number of ports/processes having references to the driver */ erts_smp_atomic32_t port_count; /* Number of ports using the driver */ Uint flags; /* ERL_DE_FL_KILL_PORTS */ @@ -1069,16 +1069,17 @@ void erts_lookup_function_info(FunctionInfo* fi, BeamInstr* pc, int full_info); void init_break_handler(void); void erts_set_ignore_break(void); void erts_replace_intr(void); -void process_info(int, void *); -void print_process_info(int, void *, Process*); -void info(int, void *); -void loaded(int, void *); +void process_info(fmtfn_t, void *); +void print_process_info(fmtfn_t, void *, Process*); +void info(fmtfn_t, void *); +void loaded(fmtfn_t, void *); /* erl_arith.c */ double erts_get_positive_zero_float(void); /* config.c */ +__decl_noreturn void __noreturn erts_exit_epilogue(void); __decl_noreturn void __noreturn erts_exit(int n, char*, ...); __decl_noreturn void __noreturn erts_flush_async_exit(int n, char*, ...); void erl_error(char*, va_list); @@ -1161,7 +1162,7 @@ extern void erts_delete_nodes_monitors(Process *, ErtsProcLocks); extern Eterm erts_monitor_nodes(Process *, Eterm, Eterm); extern Eterm erts_processes_monitoring_nodes(Process *); extern int erts_do_net_exits(DistEntry*, Eterm); -extern int distribution_info(int, void *); +extern int distribution_info(fmtfn_t, void *); extern int is_node_name_atom(Eterm a); extern int erts_net_message(Port *, DistEntry *, @@ -1350,7 +1351,7 @@ int erts_utf8_to_latin1(byte* dest, const byte* source, int slen); #define ERTS_UTF8_ANALYZE_MORE 3 #define ERTS_UTF8_OK_MAX_CHARS 4 -void bin_write(int, void*, byte*, size_t); +void bin_write(fmtfn_t, void*, byte*, size_t); Sint intlist_to_buf(Eterm, char*, Sint); /* most callers pass plain char*'s */ struct Sint_buf { @@ -1466,7 +1467,7 @@ Eterm erts_gc_binary_part_2(Process* p, Eterm* reg, Uint live); Uint erts_current_reductions(Process* current, Process *p); -int erts_print_system_version(int to, void *arg, Process *c_p); +int erts_print_system_version(fmtfn_t to, void *arg, Process *c_p); int erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* reg); diff --git a/erts/emulator/beam/hash.c b/erts/emulator/beam/hash.c index cd038d100b..8548e30e8b 100644 --- a/erts/emulator/beam/hash.c +++ b/erts/emulator/beam/hash.c @@ -95,7 +95,7 @@ void hash_get_info(HashInfo *hi, Hash *h) ** */ -void hash_info(int to, void *arg, Hash* h) +void hash_info(fmtfn_t to, void *arg, Hash* h) { HashInfo hi; diff --git a/erts/emulator/beam/hash.h b/erts/emulator/beam/hash.h index 4e769c0119..d319aaca83 100644 --- a/erts/emulator/beam/hash.h +++ b/erts/emulator/beam/hash.h @@ -37,7 +37,7 @@ typedef void (*HFREE_FUN)(void*); /* Meta functions */ typedef void* (*HMALLOC_FUN)(int,size_t); typedef void (*HMFREE_FUN)(int,void*); -typedef int (*HMPRINT_FUN)(int,void*,char*, ...); +typedef int (*HMPRINT_FUN)(fmtfn_t,void*,char*, ...); /* ** This bucket must be placed in top of @@ -89,7 +89,7 @@ Hash* hash_init(int, Hash*, char*, int, HashFunctions); void hash_delete(Hash*); void hash_get_info(HashInfo*, Hash*); -void hash_info(int, void *, Hash*); +void hash_info(fmtfn_t, void *, Hash*); int hash_table_sz(Hash *); void* hash_get(Hash*, void*); diff --git a/erts/emulator/beam/index.c b/erts/emulator/beam/index.c index 26d6c04ea0..cd834e2c12 100644 --- a/erts/emulator/beam/index.c +++ b/erts/emulator/beam/index.c @@ -27,7 +27,7 @@ #include "global.h" #include "index.h" -void index_info(int to, void *arg, IndexTable *t) +void index_info(fmtfn_t to, void *arg, IndexTable *t) { hash_info(to, arg, &t->htable); erts_print(to, arg, "=index_table:%s\n", t->htable.name); @@ -91,9 +91,16 @@ index_put_entry(IndexTable* t, void* tmpl) t->seg_table[ix>>INDEX_PAGE_SHIFT] = erts_alloc(t->type, sz); t->size += INDEX_PAGE_SIZE; } - t->entries++; p->index = ix; t->seg_table[ix>>INDEX_PAGE_SHIFT][ix&INDEX_PAGE_MASK] = p; + + /* + * Do a write barrier here to allow readers to do lock free iteration. + * erts_index_num_entries() does matching read barrier. + */ + ERTS_SMP_WRITE_MEMORY_BARRIER; + t->entries++; + return p; } diff --git a/erts/emulator/beam/index.h b/erts/emulator/beam/index.h index 0a109d8699..10f5d1eb39 100644 --- a/erts/emulator/beam/index.h +++ b/erts/emulator/beam/index.h @@ -51,7 +51,7 @@ typedef struct index_table #define INDEX_PAGE_MASK ((1 << INDEX_PAGE_SHIFT)-1) IndexTable *erts_index_init(ErtsAlcType_t,IndexTable*,char*,int,int,HashFunctions); -void index_info(int, void *, IndexTable*); +void index_info(fmtfn_t, void *, IndexTable*); int index_table_sz(IndexTable *); int index_get(IndexTable*, void*); @@ -65,6 +65,7 @@ void index_erase_latest_from(IndexTable*, Uint ix); ERTS_GLB_INLINE int index_put(IndexTable*, void*); ERTS_GLB_INLINE IndexSlot* erts_index_lookup(IndexTable*, Uint); +ERTS_GLB_INLINE int erts_index_num_entries(IndexTable* t); #if ERTS_GLB_INLINE_INCL_FUNC_DEF @@ -78,6 +79,19 @@ erts_index_lookup(IndexTable* t, Uint ix) { return t->seg_table[ix>>INDEX_PAGE_SHIFT][ix&INDEX_PAGE_MASK]; } + +ERTS_GLB_INLINE int erts_index_num_entries(IndexTable* t) +{ + int ret = t->entries; + /* + * Do a read barrier here to allow lock free iteration + * on tables where entries are never erased. + * index_put_entry() does matching write barrier. + */ + ERTS_SMP_READ_MEMORY_BARRIER; + return ret; +} + #endif #endif diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index 77dbe92241..38e403d91a 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -4884,10 +4884,24 @@ erts_port_control(Process* c_p, ASSERT(!tmp_alloced); if (*ebinp == HEADER_SUB_BIN) ebinp = binary_val(((ErlSubBin *) ebinp)->orig); + if (*ebinp != HEADER_PROC_BIN) copy = 1; else { - binp = ((ProcBin *) ebinp)->val; + ProcBin *pb = (ProcBin *) ebinp; + int offset = bufp - pb->val->orig_bytes; + + ASSERT(pb->val->orig_bytes <= bufp + && bufp + size <= pb->val->orig_bytes + pb->val->orig_size); + + if (pb->flags) { + erts_emasculate_writable_binary(pb); + + /* The procbin may have been reallocated, so update bufp */ + bufp = pb->val->orig_bytes + offset; + } + + binp = pb->val; ASSERT(bufp <= bufp + size); ASSERT(binp->orig_bytes <= bufp && bufp + size <= binp->orig_bytes + binp->orig_size); @@ -5480,7 +5494,7 @@ erts_request_io_bytes(Process *c_p) typedef struct { - int to; + fmtfn_t to; void *arg; } prt_one_lnk_data; @@ -5497,7 +5511,7 @@ static void prt_one_lnk(ErtsLink *lnk, void *vprtd) } void -print_port_info(Port *p, int to, void *arg) +print_port_info(Port *p, fmtfn_t to, void *arg) { erts_aint32_t state = erts_atomic32_read_nob(&p->state); @@ -6890,12 +6904,6 @@ ErlDrvSizeT driver_vec_to_buf(ErlIOVec *vec, char *buf, ErlDrvSizeT len) return (orig_len - len); } - -/* - * - driver_alloc_binary() is thread safe (efile driver depend on it). - * - driver_realloc_binary(), and driver_free_binary() are *not* thread safe. - */ - /* * reference count on driver binaries... */ @@ -6938,26 +6946,15 @@ driver_alloc_binary(ErlDrvSizeT size) return Binary2ErlDrvBinary(bin); } -/* Reallocate space hold by binary */ +/* Reallocate space held by binary */ ErlDrvBinary* driver_realloc_binary(ErlDrvBinary* bin, ErlDrvSizeT size) { Binary* oldbin; Binary* newbin; - if (!bin) { - erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); - erts_dsprintf(dsbufp, - "Bad use of driver_realloc_binary(%p, %lu): " - "called with ", - bin, (unsigned long)size); - if (!bin) { - erts_dsprintf(dsbufp, "NULL pointer as first argument"); - } - erts_send_warning_to_logger_nogl(dsbufp); - if (!bin) - return driver_alloc_binary(size); - } + if (!bin) + return driver_alloc_binary(size); oldbin = ErlDrvBinary2Binary(bin); newbin = (Binary *) erts_bin_realloc_fnf(oldbin, size); @@ -6971,14 +6968,8 @@ ErlDrvBinary* driver_realloc_binary(ErlDrvBinary* bin, ErlDrvSizeT size) void driver_free_binary(ErlDrvBinary* dbin) { Binary *bin; - if (!dbin) { - erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); - erts_dsprintf(dsbufp, - "Bad use of driver_free_binary(%p): called with " - "NULL pointer as argument", dbin); - erts_send_warning_to_logger_nogl(dsbufp); + if (!dbin) return; - } bin = ErlDrvBinary2Binary(dbin); if (erts_refc_dectest(&bin->refc, 0) == 0) diff --git a/erts/emulator/beam/module.c b/erts/emulator/beam/module.c index 4f36377450..5978478323 100644 --- a/erts/emulator/beam/module.c +++ b/erts/emulator/beam/module.c @@ -50,7 +50,7 @@ static erts_smp_atomic_t tot_module_bytes; #include "erl_smp.h" -void module_info(int to, void *to_arg) +void module_info(fmtfn_t to, void *to_arg) { index_info(to, to_arg, &module_tables[erts_active_code_ix()]); } diff --git a/erts/emulator/beam/module.h b/erts/emulator/beam/module.h index 1c1afc8461..f105b3f401 100644 --- a/erts/emulator/beam/module.h +++ b/erts/emulator/beam/module.h @@ -48,7 +48,7 @@ Module* erts_put_module(Eterm mod); void init_module_table(void); void module_start_staging(void); void module_end_staging(int commit); -void module_info(int, void *); +void module_info(fmtfn_t, void *); Module *module_code(int, ErtsCodeIndex); int module_code_size(ErtsCodeIndex); diff --git a/erts/emulator/beam/register.c b/erts/emulator/beam/register.c index ac7096745e..acda51c9fc 100644 --- a/erts/emulator/beam/register.c +++ b/erts/emulator/beam/register.c @@ -102,7 +102,7 @@ is_proc_alive(Process *p) return !ERTS_PROC_IS_EXITING(p); } -void register_info(int to, void *to_arg) +void register_info(fmtfn_t to, void *to_arg) { int lock = !ERTS_IS_CRASH_DUMPING; if (lock) diff --git a/erts/emulator/beam/register.h b/erts/emulator/beam/register.h index d839f55d6b..27a314ca78 100644 --- a/erts/emulator/beam/register.h +++ b/erts/emulator/beam/register.h @@ -44,7 +44,7 @@ typedef struct reg_proc int process_reg_size(void); int process_reg_sz(void); void init_register_table(void); -void register_info(int, void *); +void register_info(fmtfn_t, void *); int erts_register_name(Process *, Eterm, Eterm); Eterm erts_whereis_name_to_id(Process *, Eterm); void erts_whereis_name(Process *, ErtsProcLocks, diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index dfe82cab44..79ec34e717 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -378,6 +378,7 @@ typedef long Sint64; # ifdef LONG_MIN # define ERTS_SINT64_MIN LONG_MIN # endif +# define ErtsStrToSint64 strtol # elif SIZEOF_LONG_LONG == 8 # define HAVE_INT64 1 typedef unsigned long long Uint64; @@ -391,6 +392,7 @@ typedef long long Sint64; # ifdef LLONG_MIN # define ERTS_SINT64_MIN LLONG_MIN # endif +# define ErtsStrToSint64 strtoll # else # error "No 64-bit integer type found" # endif @@ -610,22 +612,21 @@ Uint erts_sys_misc_mem_sz(void); #include "erl_printf.h" /* Io constants to erts_print and erts_putc */ -#define ERTS_PRINT_STDERR (2) -#define ERTS_PRINT_STDOUT (1) -#define ERTS_PRINT_FILE (-1) -#define ERTS_PRINT_SBUF (-2) -#define ERTS_PRINT_SNBUF (-3) -#define ERTS_PRINT_DSBUF (-4) - -#define ERTS_PRINT_MIN ERTS_PRINT_DSBUF +#define ERTS_PRINT_STDERR ((fmtfn_t)0) +#define ERTS_PRINT_STDOUT ((fmtfn_t)1) +#define ERTS_PRINT_FILE ((fmtfn_t)2) +#define ERTS_PRINT_SBUF ((fmtfn_t)3) +#define ERTS_PRINT_SNBUF ((fmtfn_t)4) +#define ERTS_PRINT_DSBUF ((fmtfn_t)5) +#define ERTS_PRINT_FD ((fmtfn_t)6) typedef struct { char *buf; size_t size; } erts_print_sn_buf; -int erts_print(int to, void *arg, char *format, ...); /* in utils.c */ -int erts_putc(int to, void *arg, char); /* in utils.c */ +int erts_print(fmtfn_t to, void *arg, char *format, ...); /* in utils.c */ +int erts_putc(fmtfn_t to, void *arg, char); /* in utils.c */ /* logger stuff is declared here instead of in global.h, so sys files won't have to include global.h */ @@ -858,9 +859,12 @@ int erts_sys_unsetenv(char *key); char *erts_read_env(char *key); void erts_free_read_env(void *value); +#if defined(ERTS_SMP) #if defined(ERTS_THR_HAVE_SIG_FUNCS) && !defined(ETHR_UNUSABLE_SIGUSRX) extern void sys_thr_resume(erts_tid_t tid); extern void sys_thr_suspend(erts_tid_t tid); +#define ERTS_SYS_SUSPEND_SIGNAL SIGUSR2 +#endif #endif /* utils.c */ @@ -893,7 +897,7 @@ void sys_alloc_stat(SysAllocStat *); #define ERTS_REFC_DEBUG #endif -typedef erts_smp_atomic_t erts_refc_t; +typedef erts_atomic_t erts_refc_t; ERTS_GLB_INLINE void erts_refc_init(erts_refc_t *refcp, erts_aint_t val); ERTS_GLB_INLINE void erts_refc_inc(erts_refc_t *refcp, erts_aint_t min_val); @@ -912,27 +916,27 @@ ERTS_GLB_INLINE erts_aint_t erts_refc_read(erts_refc_t *refcp, ERTS_GLB_INLINE void erts_refc_init(erts_refc_t *refcp, erts_aint_t val) { - erts_smp_atomic_init_nob((erts_smp_atomic_t *) refcp, val); + erts_atomic_init_nob((erts_atomic_t *) refcp, val); } ERTS_GLB_INLINE void erts_refc_inc(erts_refc_t *refcp, erts_aint_t min_val) { #ifdef ERTS_REFC_DEBUG - erts_aint_t val = erts_smp_atomic_inc_read_nob((erts_smp_atomic_t *) refcp); + erts_aint_t val = erts_atomic_inc_read_nob((erts_atomic_t *) refcp); if (val < min_val) erts_exit(ERTS_ABORT_EXIT, "erts_refc_inc(): Bad refc found (refc=%ld < %ld)!\n", val, min_val); #else - erts_smp_atomic_inc_nob((erts_smp_atomic_t *) refcp); + erts_atomic_inc_nob((erts_atomic_t *) refcp); #endif } ERTS_GLB_INLINE erts_aint_t erts_refc_inctest(erts_refc_t *refcp, erts_aint_t min_val) { - erts_aint_t val = erts_smp_atomic_inc_read_nob((erts_smp_atomic_t *) refcp); + erts_aint_t val = erts_atomic_inc_read_nob((erts_atomic_t *) refcp); #ifdef ERTS_REFC_DEBUG if (val < min_val) erts_exit(ERTS_ABORT_EXIT, @@ -946,20 +950,20 @@ ERTS_GLB_INLINE void erts_refc_dec(erts_refc_t *refcp, erts_aint_t min_val) { #ifdef ERTS_REFC_DEBUG - erts_aint_t val = erts_smp_atomic_dec_read_nob((erts_smp_atomic_t *) refcp); + erts_aint_t val = erts_atomic_dec_read_nob((erts_atomic_t *) refcp); if (val < min_val) erts_exit(ERTS_ABORT_EXIT, "erts_refc_dec(): Bad refc found (refc=%ld < %ld)!\n", val, min_val); #else - erts_smp_atomic_dec_nob((erts_smp_atomic_t *) refcp); + erts_atomic_dec_nob((erts_atomic_t *) refcp); #endif } ERTS_GLB_INLINE erts_aint_t erts_refc_dectest(erts_refc_t *refcp, erts_aint_t min_val) { - erts_aint_t val = erts_smp_atomic_dec_read_nob((erts_smp_atomic_t *) refcp); + erts_aint_t val = erts_atomic_dec_read_nob((erts_atomic_t *) refcp); #ifdef ERTS_REFC_DEBUG if (val < min_val) erts_exit(ERTS_ABORT_EXIT, @@ -973,20 +977,20 @@ ERTS_GLB_INLINE void erts_refc_add(erts_refc_t *refcp, erts_aint_t diff, erts_aint_t min_val) { #ifdef ERTS_REFC_DEBUG - erts_aint_t val = erts_smp_atomic_add_read_nob((erts_smp_atomic_t *) refcp, diff); + erts_aint_t val = erts_atomic_add_read_nob((erts_atomic_t *) refcp, diff); if (val < min_val) erts_exit(ERTS_ABORT_EXIT, "erts_refc_add(%ld): Bad refc found (refc=%ld < %ld)!\n", diff, val, min_val); #else - erts_smp_atomic_add_nob((erts_smp_atomic_t *) refcp, diff); + erts_atomic_add_nob((erts_atomic_t *) refcp, diff); #endif } ERTS_GLB_INLINE erts_aint_t erts_refc_read(erts_refc_t *refcp, erts_aint_t min_val) { - erts_aint_t val = erts_smp_atomic_read_nob((erts_smp_atomic_t *) refcp); + erts_aint_t val = erts_atomic_read_nob((erts_atomic_t *) refcp); #ifdef ERTS_REFC_DEBUG if (val < min_val) erts_exit(ERTS_ABORT_EXIT, @@ -998,6 +1002,112 @@ erts_refc_read(erts_refc_t *refcp, erts_aint_t min_val) #endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ +typedef erts_smp_atomic_t erts_smp_refc_t; + +ERTS_GLB_INLINE void erts_smp_refc_init(erts_smp_refc_t *refcp, erts_aint_t val); +ERTS_GLB_INLINE void erts_smp_refc_inc(erts_smp_refc_t *refcp, erts_aint_t min_val); +ERTS_GLB_INLINE erts_aint_t erts_smp_refc_inctest(erts_smp_refc_t *refcp, + erts_aint_t min_val); +ERTS_GLB_INLINE void erts_smp_refc_dec(erts_smp_refc_t *refcp, erts_aint_t min_val); +ERTS_GLB_INLINE erts_aint_t erts_smp_refc_dectest(erts_smp_refc_t *refcp, + erts_aint_t min_val); +ERTS_GLB_INLINE void erts_smp_refc_add(erts_smp_refc_t *refcp, erts_aint_t diff, + erts_aint_t min_val); +ERTS_GLB_INLINE erts_aint_t erts_smp_refc_read(erts_smp_refc_t *refcp, + erts_aint_t min_val); + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE void +erts_smp_refc_init(erts_smp_refc_t *refcp, erts_aint_t val) +{ + erts_smp_atomic_init_nob((erts_smp_atomic_t *) refcp, val); +} + +ERTS_GLB_INLINE void +erts_smp_refc_inc(erts_smp_refc_t *refcp, erts_aint_t min_val) +{ +#ifdef ERTS_REFC_DEBUG + erts_aint_t val = erts_smp_atomic_inc_read_nob((erts_smp_atomic_t *) refcp); + if (val < min_val) + erts_exit(ERTS_ABORT_EXIT, + "erts_smp_refc_inc(): Bad refc found (refc=%ld < %ld)!\n", + val, min_val); +#else + erts_smp_atomic_inc_nob((erts_smp_atomic_t *) refcp); +#endif +} + +ERTS_GLB_INLINE erts_aint_t +erts_smp_refc_inctest(erts_smp_refc_t *refcp, erts_aint_t min_val) +{ + erts_aint_t val = erts_smp_atomic_inc_read_nob((erts_smp_atomic_t *) refcp); +#ifdef ERTS_REFC_DEBUG + if (val < min_val) + erts_exit(ERTS_ABORT_EXIT, + "erts_smp_refc_inctest(): Bad refc found (refc=%ld < %ld)!\n", + val, min_val); +#endif + return val; +} + +ERTS_GLB_INLINE void +erts_smp_refc_dec(erts_smp_refc_t *refcp, erts_aint_t min_val) +{ +#ifdef ERTS_REFC_DEBUG + erts_aint_t val = erts_smp_atomic_dec_read_nob((erts_smp_atomic_t *) refcp); + if (val < min_val) + erts_exit(ERTS_ABORT_EXIT, + "erts_smp_refc_dec(): Bad refc found (refc=%ld < %ld)!\n", + val, min_val); +#else + erts_smp_atomic_dec_nob((erts_smp_atomic_t *) refcp); +#endif +} + +ERTS_GLB_INLINE erts_aint_t +erts_smp_refc_dectest(erts_smp_refc_t *refcp, erts_aint_t min_val) +{ + erts_aint_t val = erts_smp_atomic_dec_read_nob((erts_smp_atomic_t *) refcp); +#ifdef ERTS_REFC_DEBUG + if (val < min_val) + erts_exit(ERTS_ABORT_EXIT, + "erts_smp_refc_dectest(): Bad refc found (refc=%ld < %ld)!\n", + val, min_val); +#endif + return val; +} + +ERTS_GLB_INLINE void +erts_smp_refc_add(erts_smp_refc_t *refcp, erts_aint_t diff, erts_aint_t min_val) +{ +#ifdef ERTS_REFC_DEBUG + erts_aint_t val = erts_smp_atomic_add_read_nob((erts_smp_atomic_t *) refcp, diff); + if (val < min_val) + erts_exit(ERTS_ABORT_EXIT, + "erts_smp_refc_add(%ld): Bad refc found (refc=%ld < %ld)!\n", + diff, val, min_val); +#else + erts_smp_atomic_add_nob((erts_smp_atomic_t *) refcp, diff); +#endif +} + +ERTS_GLB_INLINE erts_aint_t +erts_smp_refc_read(erts_smp_refc_t *refcp, erts_aint_t min_val) +{ + erts_aint_t val = erts_smp_atomic_read_nob((erts_smp_atomic_t *) refcp); +#ifdef ERTS_REFC_DEBUG + if (val < min_val) + erts_exit(ERTS_ABORT_EXIT, + "erts_smp_refc_read(): Bad refc found (refc=%ld < %ld)!\n", + val, min_val); +#endif + return val; +} + +#endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ + + #ifdef ERTS_ENABLE_KERNEL_POLL extern int erts_use_kernel_poll; #endif diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 6786657faf..7f7e38c22a 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -348,40 +348,41 @@ int erts_fit_in_bits_uint(Uint value) } int -erts_print(int to, void *arg, char *format, ...) +erts_print(fmtfn_t to, void *arg, char *format, ...) { int res; va_list arg_list; va_start(arg_list, format); - if (to < ERTS_PRINT_MIN) - res = -EINVAL; - else { - switch (to) { - case ERTS_PRINT_STDOUT: + { + switch ((UWord)to) { + case (UWord)ERTS_PRINT_STDOUT: res = erts_vprintf(format, arg_list); break; - case ERTS_PRINT_STDERR: + case (UWord)ERTS_PRINT_STDERR: res = erts_vfprintf(stderr, format, arg_list); break; - case ERTS_PRINT_FILE: + case (UWord)ERTS_PRINT_FILE: res = erts_vfprintf((FILE *) arg, format, arg_list); break; - case ERTS_PRINT_SBUF: + case (UWord)ERTS_PRINT_SBUF: res = erts_vsprintf((char *) arg, format, arg_list); break; - case ERTS_PRINT_SNBUF: + case (UWord)ERTS_PRINT_SNBUF: res = erts_vsnprintf(((erts_print_sn_buf *) arg)->buf, ((erts_print_sn_buf *) arg)->size, format, arg_list); break; - case ERTS_PRINT_DSBUF: + case (UWord)ERTS_PRINT_DSBUF: res = erts_vdsprintf((erts_dsprintf_buf_t *) arg, format, arg_list); break; - default: - res = erts_vfdprintf((int) to, format, arg_list); + case (UWord)ERTS_PRINT_FD: + res = erts_vfdprintf((int)(SWord) arg, format, arg_list); break; + default: + res = erts_vcbprintf(to, arg, format, arg_list); + break; } } @@ -390,7 +391,7 @@ erts_print(int to, void *arg, char *format, ...) } int -erts_putc(int to, void *arg, char c) +erts_putc(fmtfn_t to, void *arg, char c) { return erts_print(to, arg, "%c", c); } @@ -3841,7 +3842,7 @@ store_external_or_ref_(Uint **hpp, ErlOffHeap* oh, Eterm ns) for(i = 0; i < size; i++) to_hp[i] = from_hp[i]; - erts_refc_inc(&((ExternalThing *) to_hp)->node->refc, 2); + erts_smp_refc_inc(&((ExternalThing *) to_hp)->node->refc, 2); ((struct erl_off_heap_header*) to_hp)->next = oh->first; oh->first = (struct erl_off_heap_header*) to_hp; @@ -3876,7 +3877,7 @@ store_external_or_ref_in_proc_(Process *proc, Eterm ns) return store_external_or_ref_(&hp, &MSO(proc), ns); } -void bin_write(int to, void *to_arg, byte* buf, size_t sz) +void bin_write(fmtfn_t to, void *to_arg, byte* buf, size_t sz) { size_t i; diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c index bfe0807df8..3ff68a8859 100644 --- a/erts/emulator/drivers/unix/unix_efile.c +++ b/erts/emulator/drivers/unix/unix_efile.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2016. All Rights Reserved. + * Copyright Ericsson AB 1997-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -79,11 +79,10 @@ * Macros for testing file types. */ -#define ISDIR(st) (((st).st_mode & S_IFMT) == S_IFDIR) -#define ISREG(st) (((st).st_mode & S_IFMT) == S_IFREG) -#define ISDEV(st) \ - (((st).st_mode&S_IFMT) == S_IFCHR || ((st).st_mode&S_IFMT) == S_IFBLK) -#define ISLNK(st) (((st).st_mode & S_IFLNK) == S_IFLNK) +#define ISDIR(st) (S_ISDIR((st).st_mode)) +#define ISREG(st) (S_ISREG((st).st_mode)) +#define ISDEV(st) (S_ISCHR((st).st_mode) || S_ISBLK((st).st_mode)) +#define ISLNK(st) (S_ISLNK((st).st_mode)) #ifdef NO_UMASK #define FILE_MODE 0644 #define DIR_MODE 0755 @@ -366,33 +365,6 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ int fd; int mode; /* Open mode. */ - if (stat(name, &statbuf) < 0) { - /* statbuf is undefined: if the caller depends on it, - i.e. invoke_read_file(), fail the call immediately */ - if (pSize && flags == EFILE_MODE_READ) - return check_error(-1, errInfo); - } else if (!ISREG(statbuf)) { - /* - * For UNIX only, here is some ugly code to allow - * /dev/null to be opened as a file. - * - * Assumption: The i-node number for /dev/null cannot be zero. - */ - static ino_t dev_null_ino = 0; - - if (dev_null_ino == 0) { - struct stat nullstatbuf; - - if (stat("/dev/null", &nullstatbuf) >= 0) { - dev_null_ino = nullstatbuf.st_ino; - } - } - if (!(dev_null_ino && statbuf.st_ino == dev_null_ino)) { - errno = EISDIR; - return check_error(-1, errInfo); - } - } - switch (flags & (EFILE_MODE_READ|EFILE_MODE_WRITE)) { case EFILE_MODE_READ: mode = O_RDONLY; @@ -411,16 +383,13 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ return check_error(-1, errInfo); } - if (flags & EFILE_MODE_APPEND) { mode &= ~O_TRUNC; mode |= O_APPEND; } - if (flags & EFILE_MODE_EXCL) { mode |= O_EXCL; } - if (flags & EFILE_MODE_SYNC) { #ifdef O_SYNC mode |= O_SYNC; @@ -430,15 +399,49 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ #endif } - fd = open(name, mode, FILE_MODE); +#ifdef HAVE_FSTAT + while (((fd = open(name, mode, FILE_MODE)) < 0) && (errno == EINTR)); + if (!check_error(fd, errInfo)) return 0; +#endif + + if ( +#ifdef HAVE_FSTAT + fstat(fd, &statbuf) < 0 +#else + stat(name, &statbuf) < 0 +#endif + ) { + /* statbuf is undefined: if the caller depends on it, + i.e. invoke_read_file(), fail the call immediately */ + if (pSize && flags == EFILE_MODE_READ) { + check_error(-1, errInfo); +#ifdef HAVE_FSTAT + efile_closefile(fd); +#endif + return 0; + } + } + else if (! ISREG(statbuf)) { + struct stat nullstatbuf; + /* + * For UNIX only, here is some ugly code to allow + * /dev/null to be opened as a file. + */ + if ( (stat("/dev/null", &nullstatbuf) < 0) + || (statbuf.st_ino != nullstatbuf.st_ino) + || (statbuf.st_dev != nullstatbuf.st_dev) ) { + errno = EISDIR; + return check_error(-1, errInfo); + } + } - if (!check_error(fd, errInfo)) - return 0; +#ifndef HAVE_FSTAT + while (((fd = open(name, mode, FILE_MODE)) < 0) && (errno == EINTR)); + if (!check_error(fd, errInfo)) return 0; +#endif *pfd = fd; - if (pSize) { - *pSize = statbuf.st_size; - } + if (pSize) *pSize = statbuf.st_size; return 1; } @@ -460,7 +463,7 @@ efile_may_openfile(Efile_error* errInfo, char *name) { void efile_closefile(int fd) { - close(fd); + while((close(fd) < 0) && (errno == EINTR)); } int diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index 3336fded7a..165f33eecd 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -992,7 +992,7 @@ BIF_RETTYPE hipe_bifs_set_native_address_in_fe_2(BIF_ALIST_2) BIF_ERROR(BIF_P, BADARG); fe->native_address = native_address; - if (erts_refc_dectest(&fe->refc, 0) == 0) + if (erts_smp_refc_dectest(&fe->refc, 0) == 0) erts_erase_fun_entry(fe); BIF_RET(am_true); } @@ -1476,6 +1476,10 @@ int hipe_find_mfa_from_ra(const void *ra, Eterm *m, Eterm *f, unsigned int *a) struct hipe_mfa_info **bucket; unsigned int i, nrbuckets; + if (hipe_is_ra_mode_switch(ra)) { + return 0; + } + /* Note about locking: the table is only updated from the loader, which runs with the rest of the system suspended. */ /* XXX: alas not true; see comment at hipe_mfa_info_table.lock */ diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h index c40077d558..e54b81cf78 100644 --- a/erts/emulator/hipe/hipe_mode_switch.h +++ b/erts/emulator/hipe/hipe_mode_switch.h @@ -64,6 +64,7 @@ Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s); ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process*); +ERTS_GLB_INLINE int hipe_is_ra_mode_switch(const void* ra); extern Uint hipe_beam_pc_return[]; extern Uint hipe_beam_pc_throw[]; @@ -112,6 +113,11 @@ ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process *p) p->stop += 2; } +ERTS_GLB_INLINE int hipe_is_ra_mode_switch(const void* ra) +{ + return ra == nbif_return; +} + #endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */ #endif /* ASM */ diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c index 9c03b3811c..a2165958a9 100644 --- a/erts/emulator/hipe/hipe_native_bif.c +++ b/erts/emulator/hipe/hipe_native_bif.c @@ -226,11 +226,6 @@ void hipe_handle_exception(Process *c_p) ASSERT(c_p->freason != TRAP); /* Should have been handled earlier. */ - if (c_p->mbuf) { - erts_printf("%s line %u: p==%p, p->mbuf==%p\n", __FUNCTION__, __LINE__, c_p, c_p->mbuf); - /* erts_garbage_collect(c_p, 0, NULL, 0); */ - } - /* * Check if we have an arglist for the top level call. If so, this * is encoded in Value, so we have to dig out the real Value as well @@ -259,11 +254,6 @@ void hipe_handle_exception(Process *c_p) /* Synthesized to avoid having to generate code for it. */ c_p->def_arg_reg[0] = exception_tag[GET_EXC_CLASS(c_p->freason)]; - if (c_p->mbuf) { - /* erts_printf("%s line %u: p==%p, p->mbuf==%p, p->lastbif==%p\n", __FUNCTION__, __LINE__, c_p, c_p->mbuf, c_p->hipe.lastbif); */ - erts_garbage_collect(c_p, 0, NULL, 0); - } - hipe_find_handler(c_p); } @@ -331,7 +321,7 @@ char *hipe_bs_allocate(int len) Binary *bptr; bptr = erts_bin_nrml_alloc(len); - erts_smp_atomic_init_nob(&bptr->refc, 1); + erts_refc_init(&bptr->refc, 1); return bptr->orig_bytes; } diff --git a/erts/emulator/nifs/common/erl_tracer_nif.c b/erts/emulator/nifs/common/erl_tracer_nif.c index c0cc48ff42..0bde60d057 100644 --- a/erts/emulator/nifs/common/erl_tracer_nif.c +++ b/erts/emulator/nifs/common/erl_tracer_nif.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson 2015. All Rights Reserved. + * Copyright Ericsson 2015-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/sys/common/erl_mmap.c b/erts/emulator/sys/common/erl_mmap.c index 7bbb406f29..a5714f8325 100644 --- a/erts/emulator/sys/common/erl_mmap.c +++ b/erts/emulator/sys/common/erl_mmap.c @@ -2390,7 +2390,7 @@ add_2tup(Uint **hpp, Uint *szp, Eterm *lp, Eterm el1, Eterm el2) } Eterm erts_mmap_info(ErtsMemMapper* mm, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Eterm** hpp, Uint* szp, struct erts_mmap_info_struct* emis) @@ -2431,7 +2431,7 @@ Eterm erts_mmap_info(ErtsMemMapper* mm, if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; if (mm->supercarrier) { const char* prefix = "supercarrier "; @@ -2485,7 +2485,7 @@ Eterm erts_mmap_info(ErtsMemMapper* mm, Eterm erts_mmap_info_options(ErtsMemMapper* mm, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -2496,7 +2496,7 @@ Eterm erts_mmap_info_options(ErtsMemMapper* mm, Eterm res = THE_NON_VALUE; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, "%sscs: %bpu\n", prefix, scs); if (mm->supercarrier) { diff --git a/erts/emulator/sys/common/erl_mmap.h b/erts/emulator/sys/common/erl_mmap.h index fa51b663fa..623b5188ac 100644 --- a/erts/emulator/sys/common/erl_mmap.h +++ b/erts/emulator/sys/common/erl_mmap.h @@ -22,6 +22,7 @@ #define ERL_MMAP_H__ #include "sys.h" +#include "erl_printf.h" #define ERTS_MMAP_SUPERALIGNED_BITS (18) /* Affects hard limits for sbct and lmbcs documented in erts_alloc.xml */ @@ -146,10 +147,10 @@ struct erts_mmap_info_struct UWord segs[6]; UWord os_used; }; -Eterm erts_mmap_info(ErtsMemMapper*, int *print_to_p, void *print_to_arg, +Eterm erts_mmap_info(ErtsMemMapper*, fmtfn_t *print_to_p, void *print_to_arg, Eterm** hpp, Uint* szp, struct erts_mmap_info_struct*); Eterm erts_mmap_info_options(ErtsMemMapper*, - char *prefix, int *print_to_p, void *print_to_arg, + char *prefix, fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp); diff --git a/erts/emulator/sys/common/erl_mseg.c b/erts/emulator/sys/common/erl_mseg.c index f3306a888c..882c93a83c 100644 --- a/erts/emulator/sys/common/erl_mseg.c +++ b/erts/emulator/sys/common/erl_mseg.c @@ -991,7 +991,7 @@ add_4tup(Uint **hpp, Uint *szp, Eterm *lp, static Eterm info_options(ErtsMsegAllctr_t *ma, char *prefix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) @@ -999,7 +999,7 @@ info_options(ErtsMsegAllctr_t *ma, Eterm res = NIL; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; erts_print(to, arg, "%samcbf: %beu\n", prefix, ma->abs_max_cache_bad_fit); erts_print(to, arg, "%srmcbf: %beu\n", prefix, ma->rel_max_cache_bad_fit); @@ -1027,7 +1027,7 @@ info_options(ErtsMsegAllctr_t *ma, } static Eterm -info_calls(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) +info_calls(ErtsMsegAllctr_t *ma, fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) { Eterm res = THE_NON_VALUE; @@ -1040,7 +1040,7 @@ info_calls(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, Uint **hpp erts_print(TO, TOA, "mseg_%s calls: %b32u%09b32u\n", #CC, \ ma->calls.CC.giga_no, ma->calls.CC.no) - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; PRINT_CC(to, arg, alloc); @@ -1106,7 +1106,7 @@ info_calls(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, Uint **hpp } static Eterm -info_status(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, +info_status(ErtsMsegAllctr_t *ma, fmtfn_t *print_to_p, void *print_to_arg, int begin_new_max_period, int only_sz, Uint **hpp, Uint *szp) { Eterm res = THE_NON_VALUE; @@ -1117,7 +1117,7 @@ info_status(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, ma->segments.max_ever.sz = ma->segments.max.sz; if (print_to_p) { - int to = *print_to_p; + fmtfn_t to = *print_to_p; void *arg = print_to_arg; if (!only_sz) { @@ -1165,7 +1165,7 @@ info_status(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, return res; } -static Eterm info_memkind(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, +static Eterm info_memkind(ErtsMsegAllctr_t *ma, fmtfn_t *print_to_p, void *print_to_arg, int begin_max_per, int only_sz, Uint **hpp, Uint *szp) { Eterm res = THE_NON_VALUE; @@ -1196,7 +1196,7 @@ static Eterm info_memkind(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_ } static Eterm -info_version(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) +info_version(ErtsMsegAllctr_t *ma, fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) { Eterm res = THE_NON_VALUE; @@ -1218,7 +1218,7 @@ info_version(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, Uint **h Eterm erts_mseg_info_options(int ix, - int *print_to_p, void *print_to_arg, + fmtfn_t *print_to_p, void *print_to_arg, Uint **hpp, Uint *szp) { ErtsMsegAllctr_t *ma = ERTS_MSEG_ALLCTR_IX(ix); @@ -1231,7 +1231,7 @@ erts_mseg_info_options(int ix, Eterm erts_mseg_info(int ix, - int *print_to_p, + fmtfn_t *print_to_p, void *print_to_arg, int begin_max_per, int only_sz, diff --git a/erts/emulator/sys/common/erl_mseg.h b/erts/emulator/sys/common/erl_mseg.h index a43b409e94..bba0dec499 100644 --- a/erts/emulator/sys/common/erl_mseg.h +++ b/erts/emulator/sys/common/erl_mseg.h @@ -98,8 +98,8 @@ Uint erts_mseg_unit_size(void); void erts_mseg_init(ErtsMsegInit_t *init); void erts_mseg_late_init(void); /* Have to be called after all allocators, threads and timers have been initialized. */ -Eterm erts_mseg_info_options(int, int *, void*, Uint **, Uint *); -Eterm erts_mseg_info(int, int *, void*, int, int, Uint **, Uint *); +Eterm erts_mseg_info_options(int, fmtfn_t*, void*, Uint **, Uint *); +Eterm erts_mseg_info(int, fmtfn_t *, void*, int, int, Uint **, Uint *); #endif /* #if HAVE_ERTS_MSEG */ diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index 089efec3e8..e135dbff99 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -90,8 +90,6 @@ extern void erl_sys_args(int*, char**); extern void erts_sys_init_float(void); -extern void erl_crash_dump(char* file, int line, char* fmt, ...); - #ifdef DEBUG static int debug_log = 0; @@ -121,9 +119,8 @@ erts_smp_atomic_t sys_misc_mem_sz; static void smp_sig_notify(char c); static int sig_notify_fds[2] = {-1, -1}; -#if !defined(ETHR_UNUSABLE_SIGUSRX) && defined(ERTS_THR_HAVE_SIG_FUNCS) +#ifdef ERTS_SYS_SUSPEND_SIGNAL static int sig_suspend_fds[2] = {-1, -1}; -#define ERTS_SYS_SUSPEND_SIGNAL SIGUSR2 #endif #endif @@ -409,11 +406,16 @@ erts_sys_pre_init(void) #ifdef ERTS_THR_HAVE_SIG_FUNCS sigemptyset(&thr_create_sigmask); sigaddset(&thr_create_sigmask, SIGINT); /* block interrupt */ + sigaddset(&thr_create_sigmask, SIGTERM); /* block terminate signal */ sigaddset(&thr_create_sigmask, SIGUSR1); /* block user defined signal */ #endif erts_thr_init(&eid); +#ifdef ERTS_ENABLE_LOCK_CHECK + erts_lc_init(); +#endif + #ifdef ERTS_ENABLE_LOCK_COUNT erts_lcnt_init(); #endif @@ -653,6 +655,40 @@ static RETSIGTYPE request_break(int signum) #endif } +static void stop_requested(void) { + Process* p = NULL; + Eterm msg, *hp; + ErtsProcLocks locks = 0; + ErlOffHeap *ohp; + Eterm id = erts_whereis_name_to_id(NULL, am_init); + + if ((p = (erts_pid2proc_opt(NULL, 0, id, 0, ERTS_P2P_FLG_INC_REFC))) != NULL) { + ErtsMessage *msgp = erts_alloc_message_heap(p, &locks, 3, &hp, &ohp); + + /* init ! {stop,stop} */ + msg = TUPLE2(hp, am_stop, am_stop); + erts_queue_message(p, locks, msgp, msg, am_system); + + if (locks) + erts_smp_proc_unlock(p, locks); + erts_proc_dec_refc(p); + } +} + +#if (defined(SIG_SIGSET) || defined(SIG_SIGNAL)) +static RETSIGTYPE request_stop(void) +#else +static RETSIGTYPE request_stop(int signum) +#endif +{ +#ifdef ERTS_SMP + smp_sig_notify('S'); +#else + stop_requested(); +#endif +} + + static ERTS_INLINE void sigusr1_exit(void) { @@ -672,7 +708,7 @@ sigusr1_exit(void) } prepare_crash_dump(secs); - erts_exit(ERTS_ERROR_EXIT, "Received SIGUSR1\n"); + erts_exit(ERTS_DUMP_EXIT, "Received SIGUSR1\n"); } #ifdef ETHR_UNUSABLE_SIGUSRX @@ -715,13 +751,13 @@ static RETSIGTYPE suspend_signal(void) static RETSIGTYPE suspend_signal(int signum) #endif { - int res, buf[1], __errno = errno; + int res, buf[1], tmp_errno = errno; do { res = read(sig_suspend_fds[0], buf, sizeof(int)); } while (res < 0 && errno == EINTR); /* restore previous errno in case read changed it */ - errno = __errno; + errno = tmp_errno; } #endif /* #ifdef ERTS_SYS_SUSPEND_SIGNAL */ @@ -749,6 +785,7 @@ static RETSIGTYPE do_quit(int signum) /* Disable break */ void erts_set_ignore_break(void) { sys_signal(SIGINT, SIG_IGN); + sys_signal(SIGTERM, SIG_IGN); sys_signal(SIGQUIT, SIG_IGN); sys_signal(SIGTSTP, SIG_IGN); } @@ -774,6 +811,7 @@ void erts_replace_intr(void) { void init_break_handler(void) { sys_signal(SIGINT, request_break); + sys_signal(SIGTERM, request_stop); #ifndef ETHR_UNUSABLE_SIGUSRX sys_signal(SIGUSR1, user_signal1); #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */ @@ -1287,6 +1325,9 @@ signal_dispatcher_thread_func(void *unused) switch (buf[i]) { case 0: /* Emulator initialized */ break; + case 'S': /* SIGTERM */ + stop_requested(); + break; case 'I': /* SIGINT */ break_requested(); break; diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h index 04fbf23109..78005aada9 100644 --- a/erts/emulator/sys/win32/erl_win_sys.h +++ b/erts/emulator/sys/win32/erl_win_sys.h @@ -182,6 +182,8 @@ typedef LONGLONG ErtsMonotonicTime; typedef LONGLONG ErtsSysHrTime; #endif +#define ErtsStrToSint64 _strtoi64 + typedef ErtsMonotonicTime ErtsSystemTime; typedef ErtsMonotonicTime ErtsSysPerfCounter; diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c index cf821b05cb..f3881e0736 100644 --- a/erts/emulator/sys/win32/sys.c +++ b/erts/emulator/sys/win32/sys.c @@ -40,7 +40,6 @@ void erts_sys_init_float(void); void erl_start(int, char**); void erts_exit(int n, char*, ...); void erl_error(char*, va_list); -void erl_crash_dump(char*, int, char*, ...); /* * Microsoft-specific function to map a WIN32 error code to a Posix errno. @@ -3187,16 +3186,16 @@ erts_sys_pre_init(void) eid.thread_create_parent_func = thr_create_cleanup; erts_thr_init(&eid); +#ifdef ERTS_ENABLE_LOCK_CHECK + erts_lc_init(); #endif - - erts_init_sys_time_sup(); - -#ifdef USE_THREADS #ifdef ERTS_ENABLE_LOCK_COUNT erts_lcnt_init(); #endif #endif + erts_init_sys_time_sup(); + erts_smp_atomic_init_nob(&sys_misc_mem_sz, 0); } diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index 2e48c475d5..453f819d1b 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -87,6 +87,7 @@ MODULES= \ op_SUITE \ port_SUITE \ port_bif_SUITE \ + prim_eval_SUITE \ process_SUITE \ pseudoknot_SUITE \ receive_SUITE \ diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl index d31399e4af..f70fb0e501 100644 --- a/erts/emulator/test/bif_SUITE.erl +++ b/erts/emulator/test/bif_SUITE.erl @@ -31,7 +31,9 @@ t_list_to_existing_atom/1,os_env/1,otp_7526/1, binary_to_atom/1,binary_to_existing_atom/1, atom_to_binary/1,min_max/1, erlang_halt/1, - is_builtin/1]). + erl_crash_dump_bytes/1, + is_builtin/1, error_stacktrace/1, + error_stacktrace_during_call_trace/1]). suite() -> [{ct_hooks,[ts_install_cth]}, @@ -43,7 +45,8 @@ all() -> t_list_to_existing_atom, os_env, otp_7526, display, atom_to_binary, binary_to_atom, binary_to_existing_atom, - min_max, erlang_halt, is_builtin]. + erl_crash_dump_bytes, min_max, erlang_halt, is_builtin, + error_stacktrace, error_stacktrace_during_call_trace]. %% Uses erlang:display to test that erts_printf does not do deep recursion display(Config) when is_list(Config) -> @@ -664,7 +667,7 @@ erlang_halt(Config) when is_list(Config) -> [available_internal_state, true]), {badrpc,nodedown} = rpc:call(N4, erts_debug, set_internal_state, [broken_halt, "Validate correct crash dump"]), - ok = wait_until_stable_size(CrashDump,-1), + {ok,_} = wait_until_stable_size(CrashDump,-1), {ok, Bin} = file:read_file(CrashDump), case {string:str(binary_to_list(Bin),"\n=end\n"), string:str(binary_to_list(Bin),"\r\n=end\r\n")} of @@ -681,11 +684,34 @@ wait_until_stable_size(File,PrevSz) -> wait_until_stable_size(File,PrevSz-1); {ok,#file_info{size = PrevSz }} when PrevSz /= -1 -> io:format("Crashdump file size was: ~p (~s)~n",[PrevSz,File]), - ok; + {ok,PrevSz}; {ok,#file_info{size = NewSz }} -> wait_until_stable_size(File,NewSz) end. +% Test erlang:halt with ERL_CRASH_DUMP_BYTES +erl_crash_dump_bytes(Config) when is_list(Config) -> + Bytes = 1000, + CrashDump = do_limited_crash_dump(Config, Bytes), + {ok,ActualBytes} = wait_until_stable_size(CrashDump,-1), + true = ActualBytes < (Bytes + 100), + + NoDump = do_limited_crash_dump(Config,0), + {error,enoent} = wait_until_stable_size(NoDump,-8), + ok. + +do_limited_crash_dump(Config, Bytes) -> + H = hostname(), + {ok,N} = slave:start(H, halt_node), + BytesStr = integer_to_list(Bytes), + CrashDump = filename:join(proplists:get_value(priv_dir,Config), + "erl_crash." ++ BytesStr ++ ".dump"), + true = rpc:call(N, os, putenv, ["ERL_CRASH_DUMP",CrashDump]), + true = rpc:call(N, os, putenv, ["ERL_CRASH_DUMP_BYTES",BytesStr]), + {badrpc,nodedown} = rpc:call(N, erlang, halt, ["Testing ERL_CRASH_DUMP_BYTES"]), + CrashDump. + + is_builtin(_Config) -> Exp0 = [{M,F,A} || {M,_} <- code:all_loaded(), {F,A} <- M:module_info(exports)], @@ -702,6 +728,172 @@ is_builtin(_Config) -> ok. +error_stacktrace(Config) when is_list(Config) -> + error_stacktrace_test(). + +error_stacktrace_during_call_trace(Config) when is_list(Config) -> + Tracer = spawn_link(fun () -> + receive after infinity -> ok end + end), + Mprog = [{'_',[],[{exception_trace}]}], + erlang:trace_pattern({?MODULE,'_','_'}, Mprog, [local]), + 1 = erlang:trace_pattern({erlang,error,2}, Mprog, [local]), + 1 = erlang:trace_pattern({erlang,error,1}, Mprog, [local]), + erlang:trace(all, true, [call,return_to,timestamp,{tracer, Tracer}]), + try + error_stacktrace_test() + after + erlang:trace(all, false, [call,return_to,timestamp,{tracer, Tracer}]), + erlang:trace_pattern({erlang,error,2}, false, [local]), + erlang:trace_pattern({erlang,error,1}, false, [local]), + erlang:trace_pattern({?MODULE,'_','_'}, false, [local]), + unlink(Tracer), + exit(Tracer, kill), + Mon = erlang:monitor(process, Tracer), + receive + {'DOWN', Mon, process, Tracer, _} -> ok + end + end, + ok. + + +error_stacktrace_test() -> + Types = [apply_const_last, apply_const, apply_last, + apply, double_apply_const_last, double_apply_const, + double_apply_last, double_apply, multi_apply_const_last, + multi_apply_const, multi_apply_last, multi_apply, + call_const_last, call_last, call_const, call], + lists:foreach(fun (Type) -> + {Pid, Mon} = spawn_monitor( + fun () -> + stk([a,b,c,d], Type, error_2) + end), + receive + {'DOWN', Mon, process, Pid, Reason} -> + {oops, Stack} = Reason, +%% io:format("Type: ~p Stack: ~p~n", +%% [Type, Stack]), + [{?MODULE, do_error_2, [Type], _}, + {?MODULE, stk, 3, _}, + {?MODULE, stk, 3, _}] = Stack + end + end, + Types), + lists:foreach(fun (Type) -> + {Pid, Mon} = spawn_monitor( + fun () -> + stk([a,b,c,d], Type, error_1) + end), + receive + {'DOWN', Mon, process, Pid, Reason} -> + {oops, Stack} = Reason, +%% io:format("Type: ~p Stack: ~p~n", +%% [Type, Stack]), + [{?MODULE, do_error_1, 1, _}, + {?MODULE, stk, 3, _}, + {?MODULE, stk, 3, _}] = Stack + end + end, + Types), + ok. + +stk([], Type, Func) -> + tail(Type, Func, jump), + ok; +stk([_|L], Type, Func) -> + stk(L, Type, Func), + ok. + +tail(Type, Func, jump) -> + tail(Type, Func, do); +tail(Type, error_1, do) -> + do_error_1(Type); +tail(Type, error_2, do) -> + do_error_2(Type). + +do_error_2(apply_const_last) -> + erlang:apply(erlang, error, [oops, [apply_const_last]]); +do_error_2(apply_const) -> + erlang:apply(erlang, error, [oops, [apply_const]]), + ok; +do_error_2(apply_last) -> + erlang:apply(id(erlang), id(error), id([oops, [apply_last]])); +do_error_2(apply) -> + erlang:apply(id(erlang), id(error), id([oops, [apply]])), + ok; +do_error_2(double_apply_const_last) -> + erlang:apply(erlang, apply, [erlang, error, [oops, [double_apply_const_last]]]); +do_error_2(double_apply_const) -> + erlang:apply(erlang, apply, [erlang, error, [oops, [double_apply_const]]]), + ok; +do_error_2(double_apply_last) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops, [double_apply_last]])]); +do_error_2(double_apply) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops, [double_apply]])]), + ok; +do_error_2(multi_apply_const_last) -> + erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops, [multi_apply_const_last]]]]]); +do_error_2(multi_apply_const) -> + erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops, [multi_apply_const]]]]]), + ok; +do_error_2(multi_apply_last) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops, [multi_apply_last]])]]]); +do_error_2(multi_apply) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops, [multi_apply]])]]]), + ok; +do_error_2(call_const_last) -> + erlang:error(oops, [call_const_last]); +do_error_2(call_last) -> + erlang:error(id(oops), id([call_last])); +do_error_2(call_const) -> + erlang:error(oops, [call_const]), + ok; +do_error_2(call) -> + erlang:error(id(oops), id([call])). + + +do_error_1(apply_const_last) -> + erlang:apply(erlang, error, [oops]); +do_error_1(apply_const) -> + erlang:apply(erlang, error, [oops]), + ok; +do_error_1(apply_last) -> + erlang:apply(id(erlang), id(error), id([oops])); +do_error_1(apply) -> + erlang:apply(id(erlang), id(error), id([oops])), + ok; +do_error_1(double_apply_const_last) -> + erlang:apply(erlang, apply, [erlang, error, [oops]]); +do_error_1(double_apply_const) -> + erlang:apply(erlang, apply, [erlang, error, [oops]]), + ok; +do_error_1(double_apply_last) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops])]); +do_error_1(double_apply) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops])]), + ok; +do_error_1(multi_apply_const_last) -> + erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops]]]]); +do_error_1(multi_apply_const) -> + erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops]]]]), + ok; +do_error_1(multi_apply_last) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops])]]]); +do_error_1(multi_apply) -> + erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops])]]]), + ok; +do_error_1(call_const_last) -> + erlang:error(oops); +do_error_1(call_last) -> + erlang:error(id(oops)); +do_error_1(call_const) -> + erlang:error(oops), + ok; +do_error_1(call) -> + erlang:error(id(oops)). + + + %% Helpers diff --git a/erts/emulator/test/call_trace_SUITE.erl b/erts/emulator/test/call_trace_SUITE.erl index 6ba6301c7c..f7ff04430a 100644 --- a/erts/emulator/test/call_trace_SUITE.erl +++ b/erts/emulator/test/call_trace_SUITE.erl @@ -1090,8 +1090,7 @@ exception_nocatch() -> {trace,t2,exception_from,{erlang,throw,1}, {error,{nocatch,Q2}}}], exception_from, {error,{nocatch,Q2}}), - expect({trace,T2,exit,{{nocatch,Q2},[{erlang,throw,[Q2],[]}, - {?MODULE,deep_4,1, + expect({trace,T2,exit,{{nocatch,Q2},[{?MODULE,deep_4,1, Deep4LocThrow}]}}), Q3 = {dump,[dump,{dump}]}, T3 = @@ -1100,8 +1099,7 @@ exception_nocatch() -> {trace,t3,exception_from,{erlang,error,1}, {error,Q3}}], exception_from, {error,Q3}), - expect({trace,T3,exit,{Q3,[{erlang,error,[Q3],[]}, - {?MODULE,deep_4,1,Deep4LocError}]}}), + expect({trace,T3,exit,{Q3,[{?MODULE,deep_4,1,Deep4LocError}]}}), T4 = exception_nocatch(?LINE, '=', [17,4711], 5, [], exception_from, {error,{badmatch,4711}}), diff --git a/erts/emulator/test/code_SUITE.erl b/erts/emulator/test/code_SUITE.erl index 34515efa3d..3ee14f2d1c 100644 --- a/erts/emulator/test/code_SUITE.erl +++ b/erts/emulator/test/code_SUITE.erl @@ -66,9 +66,9 @@ versions(Config) when is_list(Config) -> 2 = versions:version(), %% Kill processes, unload code. - P1 ! P2 ! done, _ = monitor(process, P1), _ = monitor(process, P2), + P1 ! P2 ! done, receive {'DOWN',_,process,P1,normal} -> ok end, diff --git a/erts/emulator/test/dirty_nif_SUITE.erl b/erts/emulator/test/dirty_nif_SUITE.erl index 658bdc41b6..a61fd92a18 100644 --- a/erts/emulator/test/dirty_nif_SUITE.erl +++ b/erts/emulator/test/dirty_nif_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2014. All Rights Reserved. +%% Copyright Ericsson AB 2010-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c b/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c index a0019e5d95..08efa23c81 100644 --- a/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c +++ b/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2009-2014. All Rights Reserved. + * Copyright Ericsson AB 2009-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/emulator_smoke.spec b/erts/emulator/test/emulator_smoke.spec index 3219aeb823..b2d0de8835 100644 --- a/erts/emulator/test/emulator_smoke.spec +++ b/erts/emulator/test/emulator_smoke.spec @@ -1,3 +1,9 @@ -{suites,"../emulator_test",[smoke_test_SUITE,time_SUITE]}. -{cases,"../emulator_test",crypto_SUITE,[t_md5]}. -{cases,"../emulator_test",float_SUITE,[fpe,cmp_integer]}.
\ No newline at end of file +{define,'Dir',"../emulator_test"}. +{suites,'Dir',[smoke_test_SUITE]}. +{suites,'Dir',[time_SUITE]}. +{skip_cases,'Dir',time_SUITE, + [univ_to_local,local_to_univ],"Depends on CET timezone"}. +{skip_cases,'Dir',time_SUITE, + [consistency],"Not reliable in October and March"}. +{cases,'Dir',crypto_SUITE,[t_md5]}. +{cases,'Dir',float_SUITE,[fpe,cmp_integer]}. diff --git a/erts/emulator/test/guard_SUITE.erl b/erts/emulator/test/guard_SUITE.erl index e155e5f49f..54ee710363 100644 --- a/erts/emulator/test/guard_SUITE.erl +++ b/erts/emulator/test/guard_SUITE.erl @@ -317,6 +317,7 @@ guard_bifs(Config) when is_list(Config) -> try_gbif('float/1', Big, float(id(Big))), try_gbif('trunc/1', Float, 387924.0), try_gbif('round/1', Float, 387925.0), + try_gbif('round/1', 6209607916799025.0, 6209607916799025), try_gbif('length/1', [], 0), try_gbif('length/1', [a], 1), diff --git a/erts/emulator/test/lttng_SUITE.erl b/erts/emulator/test/lttng_SUITE.erl index 6b7ad836f5..c12f63706a 100644 --- a/erts/emulator/test/lttng_SUITE.erl +++ b/erts/emulator/test/lttng_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2011. All Rights Reserved. +%% Copyright Ericsson AB 1999-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/num_bif_SUITE.erl b/erts/emulator/test/num_bif_SUITE.erl index d1c9648017..bb85738454 100644 --- a/erts/emulator/test/num_bif_SUITE.erl +++ b/erts/emulator/test/num_bif_SUITE.erl @@ -293,6 +293,9 @@ t_round(Config) when is_list(Config) -> 4294967297 = round(id(4294967296.9)), -4294967296 = -round(id(4294967296.1)), -4294967297 = -round(id(4294967296.9)), + + 6209607916799025 = round(id(6209607916799025.0)), + -6209607916799025 = round(id(-6209607916799025.0)), ok. t_trunc(Config) when is_list(Config) -> diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index 4323849465..23594aa8c4 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -976,21 +976,21 @@ try_bad_env(Env) -> %% Test that we can handle a very very large environment gracefully. huge_env(Config) when is_list(Config) -> ct:timetrap({minutes, 2}), - Vars = case os:type() of - {win32,_} -> 500; - _ -> - %% We create a huge environment, - %% 20000 variables is about 25MB - %% which seems to be the limit on Linux. - 20000 - end, + {Vars, Cmd} = case os:type() of + {win32,_} -> {500, "cmd /q /c ls"}; + _ -> + %% We create a huge environment, + %% 20000 variables is about 25MB + %% which seems to be the limit on Linux. + {20000, "ls"} + end, Env = [{[$a + I div (25*25*25*25) rem 25, $a + I div (25*25*25) rem 25, $a + I div (25*25) rem 25, $a+I div 25 rem 25, $a+I rem 25], lists:duplicate(100,$a+I rem 25)} || I <- lists:seq(1,Vars)], - try erlang:open_port({spawn,"ls"},[exit_status, {env, Env}]) of + try erlang:open_port({spawn,Cmd},[exit_status, {env, Env}]) of P -> receive {P, {exit_status,N}} = M -> @@ -1009,7 +1009,10 @@ huge_env(Config) when is_list(Config) -> %% Test to spawn program with command payload buffer %% just around pipe capacity (9f779819f6bda734c5953468f7798) pipe_limit_env(Config) when is_list(Config) -> - Cmd = "true", + Cmd = case os:type() of + {win32,_} -> "cmd /q /c true"; + _ -> "true" + end, CmdSize = command_payload_size(Cmd), Limits = [4096, 16384, 65536], % Try a couple of common pipe buffer sizes @@ -1026,7 +1029,7 @@ pipe_limit_env_do(Bytes, Cmd, CmdSize) -> try erlang:open_port({spawn,Cmd},[exit_status, {env, Env}]) of P -> receive - {P, {exit_status,N}} = M -> + {P, {exit_status,N}} -> %% Bug caused exit_status 150 (EINVAL+128) 0 = N end @@ -2289,7 +2292,7 @@ maybe_to_list(List) -> List. format({Eol,List}) -> - io_lib:format("tuple<~w,~s>",[Eol, maybe_to_list(List)]); + io_lib:format("tuple<~w,~w>",[Eol, maybe_to_list(List)]); format(List) when is_list(List) -> case list_at_least(50, List) of true -> diff --git a/erts/emulator/test/port_SUITE_data/Makefile.src b/erts/emulator/test/port_SUITE_data/Makefile.src index fb7685c4b6..3a343e6d17 100644 --- a/erts/emulator/test/port_SUITE_data/Makefile.src +++ b/erts/emulator/test/port_SUITE_data/Makefile.src @@ -20,6 +20,12 @@ echo_args@exe@: echo_args@obj@ echo_args@obj@: echo_args.c $(CC) -c -o echo_args@obj@ $(CFLAGS) echo_args.c +dead_port@exe@: dead_port@obj@ + $(LD) $(CROSSLDFLAGS) -o dead_port dead_port@obj@ @LIBS@ + +dead_port@obj@: dead_port.c + $(CC) -c -o dead_port@obj@ $(CFLAGS) dead_port.c + port_test.@EMULATOR@: port_test.erl @erl_name@ -compile port_test diff --git a/erts/emulator/test/port_SUITE_data/port_test.c b/erts/emulator/test/port_SUITE_data/port_test.c index cc3ebdf0f8..e199a0fc13 100644 --- a/erts/emulator/test/port_SUITE_data/port_test.c +++ b/erts/emulator/test/port_SUITE_data/port_test.c @@ -10,6 +10,7 @@ #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> +#include <ctype.h> #ifndef __WIN32__ #include <unistd.h> @@ -33,7 +34,7 @@ exit(1); \ } -#define MAIN(argc, argv) main(argc, argv) +#define ASSERT(e) ((void) ((e) ? 1 : abort())) extern int errno; @@ -105,9 +106,7 @@ int err; #endif -MAIN(argc, argv) -int argc; -char *argv[]; +int main(int argc, char *argv[]) { int ret, fd_count; if((port_data = (PORT_TEST_DATA *) malloc(sizeof(PORT_TEST_DATA))) == NULL) { @@ -377,9 +376,11 @@ write_reply(buf, size) int size; /* Size of buffer to send. */ { int n; /* Temporary to hold size. */ + int rv; if (port_data->slow_writes <= 0) { /* Normal, "fast", write. */ - write(port_data->fd_to_erl, buf, size); + rv = write(port_data->fd_to_erl, buf, size); + ASSERT(rv == size); } else { /* * Write chunks with delays in between. @@ -387,7 +388,8 @@ write_reply(buf, size) while (size > 0) { n = size > port_data->slow_writes ? port_data->slow_writes : size; - write(port_data->fd_to_erl, buf, n); + rv = write(port_data->fd_to_erl, buf, n); + ASSERT(rv == n); size -= n; buf += n; if (size) @@ -558,7 +560,7 @@ char* spec; /* Specification for reply. */ buf = (char *) malloc(total_size); if (buf == NULL) { fprintf(stderr, "%s: insufficent memory for reply buffer of size %d\n", - port_data->progname, total_size); + port_data->progname, (int)total_size); exit(1); } diff --git a/erts/emulator/test/port_trace_SUITE.erl b/erts/emulator/test/port_trace_SUITE.erl index 5d9a75bcd3..03efdc15db 100644 --- a/erts/emulator/test/port_trace_SUITE.erl +++ b/erts/emulator/test/port_trace_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2012. All Rights Reserved. +%% Copyright Ericsson AB 1999-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/port_trace_SUITE_data/echo_drv.c b/erts/emulator/test/port_trace_SUITE_data/echo_drv.c index b545523192..20ec33a594 100644 --- a/erts/emulator/test/port_trace_SUITE_data/echo_drv.c +++ b/erts/emulator/test/port_trace_SUITE_data/echo_drv.c @@ -2,23 +2,30 @@ #include "erl_driver.h" #include <errno.h> #include <string.h> +#include <assert.h> /* ------------------------------------------------------------------------- ** Data types **/ +struct my_thread { + struct my_thread* next; + ErlDrvTid tid; +}; typedef struct _erl_drv_data { ErlDrvPort erlang_port; ErlDrvTermData caller; + struct my_thread* threads; } EchoDrvData; struct remote_send_term { - char *buf; - int len; + struct my_thread thread; ErlDrvTermData port; ErlDrvTermData caller; + int len; + char buf[1]; /* buf[len] */ }; #define ECHO_DRV_NOOP 0 @@ -86,7 +93,7 @@ static ErlDrvEntry echo_drv_entry = { NULL }; -static void send_term_thread(void *); +static void* send_term_thread(void *); /* ------------------------------------------------------------------------- ** Entry functions @@ -111,10 +118,22 @@ static EchoDrvData *echo_drv_start(ErlDrvPort port, char *command) EchoDrvData *echo_drv_data_p = driver_alloc(sizeof(EchoDrvData)); echo_drv_data_p->erlang_port = port; echo_drv_data_p->caller = driver_caller(port); + echo_drv_data_p->threads = NULL; return echo_drv_data_p; } -static void echo_drv_stop(EchoDrvData *data_p) { +static void echo_drv_stop(EchoDrvData *data_p) +{ + struct my_thread* thr = data_p->threads; + + while (thr) { + struct my_thread* next = thr->next; + void* exit_value; + int ret = erl_drv_thread_join(thr->tid, &exit_value); + assert(ret == 0 && exit_value == NULL); + driver_free(thr); + thr = next; + } driver_free(data_p); } @@ -212,14 +231,14 @@ static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len) { } case ECHO_DRV_REMOTE_SEND_TERM: { - ErlDrvTid tid; - struct remote_send_term *t = malloc(sizeof(struct remote_send_term)); + struct remote_send_term *t = driver_alloc(sizeof(struct remote_send_term) + len); t->len = len-1; - t->buf = malloc(len-1); t->port = driver_mk_port(port); t->caller = data_p->caller; memcpy(t->buf, buf+1, t->len); - erl_drv_thread_create("tmp_thread", &tid, send_term_thread, t, NULL); + erl_drv_thread_create("tmp_thread", &t->thread.tid, send_term_thread, t, NULL); + t->thread.next = data_p->threads; + data_p->threads = &t->thread; break; } case ECHO_DRV_SAVE_CALLER: @@ -262,7 +281,7 @@ static ErlDrvSSizeT echo_drv_call(ErlDrvData drv_data, return len-command; } -static void send_term_thread(void *a) +static void* send_term_thread(void *a) { struct remote_send_term *t = (struct remote_send_term*)a; ErlDrvTermData term[] = { @@ -273,5 +292,5 @@ static void send_term_thread(void *a) ERL_DRV_TUPLE, 3}; erl_drv_send_term(t->port, t->caller, term, sizeof(term) / sizeof(ErlDrvTermData)); - return; + return NULL; } diff --git a/erts/emulator/test/prim_eval_SUITE.erl b/erts/emulator/test/prim_eval_SUITE.erl new file mode 100644 index 0000000000..3f4965f96d --- /dev/null +++ b/erts/emulator/test/prim_eval_SUITE.erl @@ -0,0 +1,78 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2017. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(prim_eval_SUITE). +-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, + init_per_testcase/2, end_per_testcase/2, + init_per_group/2, end_per_group/2]). + +-export(['ERL-365'/1]). + +init_per_testcase(_Case, Config) -> + Config. + +end_per_testcase(_Case, _Config) -> + ok. + +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap,{minutes,1}}]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + +all() -> + ['ERL-365']. + +'ERL-365'(Config) when is_list(Config) -> + %% def_arg_reg[0] is used for storage of timeout instruction + %% when a 'receive after' is executed. When a process was + %% scheduled out inside prim_eval:'receive'/0 due to a function + %% call, def_arg_reg[0] was overwritten due to storage of live + %% registers. + P = spawn_link(fun () -> + prim_eval:'receive'(fun (_M) -> + erlang:bump_reductions((1 bsl 27)-1), + id(true), + nomatch + end, + 200) + end), + receive after 100 -> ok end, + P ! {wont, match}, + receive after 200 -> ok end, + ok. + + + +id(X) -> + X. diff --git a/erts/emulator/test/process_SUITE.erl b/erts/emulator/test/process_SUITE.erl index 0f999e0efe..0a6eb7ffac 100644 --- a/erts/emulator/test/process_SUITE.erl +++ b/erts/emulator/test/process_SUITE.erl @@ -437,11 +437,22 @@ t_process_info(Config) when is_list(Config) -> verify_loc(Line2, Res2), pi_stacktrace([{?MODULE,t_process_info,1,?LINE}]), + verify_stacktrace_depth(), + Gleader = group_leader(), {group_leader, Gleader} = process_info(self(), group_leader), {'EXIT',{badarg,_Info}} = (catch process_info('not_a_pid')), ok. +verify_stacktrace_depth() -> + CS = current_stacktrace, + OldDepth = erlang:system_flag(backtrace_depth, 0), + {CS,[]} = erlang:process_info(self(), CS), + _ = erlang:system_flag(backtrace_depth, 8), + {CS,[{?MODULE,verify_stacktrace_depth,0,_},_|_]} = + erlang:process_info(self(), CS), + _ = erlang:system_flag(backtrace_depth, OldDepth). + pi_stacktrace(Expected0) -> {Line,Res} = {?LINE,erlang:process_info(self(), current_stacktrace)}, {current_stacktrace,Stack} = Res, @@ -1611,6 +1622,7 @@ spawn_initial_hangarounds(_Cleaner, NP, Max, Len, HAs) when NP > Max -> {Len, HAs}; spawn_initial_hangarounds(Cleaner, NP, Max, Len, HAs) -> Skip = 30, + wait_for_proc_slots(Skip+3), HA1 = spawn_opt(?MODULE, hangaround, [Cleaner, initial_hangaround], [{priority, low}]), HA2 = spawn_opt(?MODULE, hangaround, [Cleaner, initial_hangaround], @@ -1620,6 +1632,15 @@ spawn_initial_hangarounds(Cleaner, NP, Max, Len, HAs) -> spawn_drop(Skip), spawn_initial_hangarounds(Cleaner, NP+Skip, Max, Len+3, [HA1,HA2,HA3|HAs]). +wait_for_proc_slots(MinFreeSlots) -> + case erlang:system_info(process_limit) - erlang:system_info(process_count) of + FreeSlots when FreeSlots < MinFreeSlots -> + receive after 10 -> ok end, + wait_for_proc_slots(MinFreeSlots); + _FreeSlots -> + ok + end. + spawn_drop(N) when N =< 0 -> ok; spawn_drop(N) -> diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index da6a6bdea4..f846b0f4b9 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -30,7 +30,7 @@ procs_trace/1, dist_procs_trace/1, procs_new_trace/1, suspend/1, mutual_suspend/1, suspend_exit/1, suspender_exit/1, suspend_system_limit/1, suspend_opts/1, suspend_waiting/1, - new_clear/1, existing_clear/1, + new_clear/1, existing_clear/1, tracer_die/1, set_on_spawn/1, set_on_first_spawn/1, cpu_timestamp/1, set_on_link/1, set_on_first_link/1, system_monitor_args/1, more_system_monitor_args/1, @@ -54,7 +54,7 @@ all() -> send_trace, procs_trace, dist_procs_trace, suspend, mutual_suspend, suspend_exit, suspender_exit, suspend_system_limit, suspend_opts, suspend_waiting, - new_clear, existing_clear, set_on_spawn, + new_clear, existing_clear, tracer_die, set_on_spawn, set_on_first_spawn, set_on_link, set_on_first_link, system_monitor_args, more_system_monitor_args, system_monitor_long_gc_1, @@ -1636,6 +1636,34 @@ existing_clear(Config) when is_list(Config) -> ok. +%% Test that erlang:trace/3 can be called on processes where the +%% tracer has died. OTP-13928 +tracer_die(Config) when is_list(Config) -> + Proc = spawn(fun receiver/0), + + Tracer = spawn(fun receiver/0), + timer:sleep(1), + N = erlang:trace(existing, true, [send, {tracer, Tracer}]), + {flags, [send]} = erlang:trace_info(Proc, flags), + {tracer, Tracer} = erlang:trace_info(Proc, tracer), + exit(Tracer, die), + + Tracer2 = spawn(fun receiver/0), + timer:sleep(1), + N = erlang:trace(existing, true, [send, {tracer, Tracer2}]), + {flags, [send]} = erlang:trace_info(Proc, flags), + {tracer, Tracer2} = erlang:trace_info(Proc, tracer), + exit(Tracer2, die), + + Tracer3 = spawn(fun receiver/0), + timer:sleep(1), + 1 = erlang:trace(Proc, true, [send, {tracer, Tracer3}]), + {flags, [send]} = erlang:trace_info(Proc, flags), + {tracer, Tracer3} = erlang:trace_info(Proc, tracer), + exit(Tracer3, die), + + ok. + %% Test that an invalid flag cause badarg bad_flag(Config) when is_list(Config) -> %% A bad flag could deadlock the SMP emulator in erts-5.5 diff --git a/erts/emulator/test/tracer_SUITE.erl b/erts/emulator/test/tracer_SUITE.erl index 9eb55c9af3..730c43d8c2 100644 --- a/erts/emulator/test/tracer_SUITE.erl +++ b/erts/emulator/test/tracer_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/tracer_SUITE_data/tracer_test.c b/erts/emulator/test/tracer_SUITE_data/tracer_test.c index a26bb33600..d9543b7ab9 100644 --- a/erts/emulator/test/tracer_SUITE_data/tracer_test.c +++ b/erts/emulator/test/tracer_SUITE_data/tracer_test.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2009-2014. All Rights Reserved. + * Copyright Ericsson AB 2009-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/tracer_test.erl b/erts/emulator/test/tracer_test.erl index 1da80bfe31..a82fd04d2e 100644 --- a/erts/emulator/test/tracer_test.erl +++ b/erts/emulator/test/tracer_test.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/etc/common/heart.c b/erts/etc/common/heart.c index d67b997d6d..bc353e384e 100644 --- a/erts/etc/common/heart.c +++ b/erts/etc/common/heart.c @@ -48,13 +48,10 @@ * * HEART_BEATING * - * This program expects a heart beat messages. If it does not receive a - * heart beat message from Erlang within heart_beat_timeout seconds, it - * reboots the system. The variable heart_beat_timeout is exported (so - * that it can be set from the shell in VxWorks, as is the variable - * heart_beat_report_delay). When using Solaris, the system is rebooted - * by executing the command stored in the environment variable - * HEART_COMMAND. + * This program expects a heart beat message. If it does not receive a + * heart beat message from Erlang within heart_beat_timeout seconds, it + * reboots the system. The system is rebooted by executing the command + * stored in the environment variable HEART_COMMAND. * * BLOCKING DESCRIPTORS * @@ -149,27 +146,17 @@ struct msg { /* Maybe interesting to change */ /* Times in seconds */ -#define HEART_BEAT_BOOT_DELAY 60 /* 1 minute */ #define SELECT_TIMEOUT 5 /* Every 5 seconds we reset the watchdog timer */ /* heart_beat_timeout is the maximum gap in seconds between two - consecutive heart beat messages from Erlang, and HEART_BEAT_BOOT_DELAY - is the the extra delay that wd_keeper allows for, to give heart a - chance to reboot in the "normal" way before the hardware watchdog - enters the scene. heart_beat_report_delay is the time allowed for reporting - before rebooting under VxWorks. */ + consecutive heart beat messages from Erlang. */ int heart_beat_timeout = 60; -int heart_beat_report_delay = 30; -int heart_beat_boot_delay = HEART_BEAT_BOOT_DELAY; /* All current platforms have a process identifier that fits in an unsigned long and where 0 is an impossible or invalid value */ unsigned long heart_beat_kill_pid = 0; -#define VW_WD_TIMEOUT (heart_beat_timeout+heart_beat_report_delay+heart_beat_boot_delay) -#define SOL_WD_TIMEOUT (heart_beat_timeout+heart_beat_boot_delay) - /* reasons for reboot */ #define R_TIMEOUT (1) #define R_CLOSED (2) @@ -297,7 +284,6 @@ free_env_val(char *value) static void get_arguments(int argc, char** argv) { int i = 1; int h; - int w; unsigned long p; while (i < argc) { @@ -313,15 +299,6 @@ static void get_arguments(int argc, char** argv) { i++; } break; - case 'w': - if (strcmp(argv[i], "-wt") == 0) - if (sscanf(argv[i+1],"%i",&w) ==1) - if ((w > 10) && (w <= 65535)) { - heart_beat_boot_delay = w; - fprintf(stderr,"heart_beat_boot_delay = %d\n",w); - i++; - } - break; case 'p': if (strcmp(argv[i], "-pid") == 0) if (sscanf(argv[i+1],"%lu",&p) ==1){ @@ -347,7 +324,7 @@ static void get_arguments(int argc, char** argv) { } i++; } - debugf("arguments -ht %d -wt %d -pid %lu\n",h,w,p); + debugf("arguments -ht %d -pid %lu\n",h,p); } int main(int argc, char **argv) { @@ -674,11 +651,6 @@ void win_system(char *command) */ static void do_terminate(int erlin_fd, int reason) { - /* - When we get here, we have HEART_BEAT_BOOT_DELAY secs to finish - (plus heart_beat_report_delay if under VxWorks), so we don't need - to call wd_reset(). - */ int ret = 0, tmo=0; char *tmo_env; diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index c5422ab2ed..30f2d831b5 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -399,19 +399,29 @@ elif [ "x$GDB" = "xdump" ]; then cmdfile="/tmp/.cerlgdb.$$" case "x$core" in x/*) - gdbcmd="$EMU_NAME ${core}" ;; *) dir=`pwd` - gdbcmd="$EMU_NAME ${dir}/${core}" + core="${dir}/${core}" ;; esac - echo "set width 0 + case `uname` in + Darwin) + echo " +thread backtrace all +quit +" > $cmdfile + exec lldb -s $cmdfile -c ${core} $EMU_NAME + ;; + *) + echo "set width 0 set height 0 set verbose off source $ROOTDIR/erts/etc/unix/etp-commands thread apply all bt " > $cmdfile - exec gdb --batch --command=$cmdfile $gdbcmd + exec gdb --batch --command=$cmdfile $EMU_NAME $core + ;; + esac fi diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index e2bf302cca..f2babc48d2 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -52,7 +52,7 @@ document etp-help % etpf-cons, etpf-boxed, % % Special commands for not really terms: -% etp-mfa, etp-cp, +% etp-mfa, etp-cp, etp-disasm, % etp-msgq, etpf-msgq, % etp-stacktrace, etp-stackdump, etpf-stackdump, etp-dictdump % etp-process-info, etp-process-memory-info @@ -1090,12 +1090,10 @@ document etp-mfa %--------------------------------------------------------------------------- end - - -define etp-cp-1 +define etp-cp-func-info-1 # Args: Eterm cp # -# Non-reentrant +# Non-reentrant, takes cp, sets $etp_cp_p to MFA in func_info # set $etp_cp = (Eterm)($arg0) set $etp_ranges = &r[(int)the_active_code_index] @@ -1137,8 +1135,21 @@ define etp-cp-1 end end if $etp_cp_p + set $cp_cp_p_offset = ($etp_cp-((Eterm)($etp_cp_p-2))) + else + set $cp_cp_p_offset = 0 + end +end + +define etp-cp-1 +# Args: Eterm cp +# +# Non-reentrant +# + etp-cp-func-info-1 $arg0 + if $etp_cp_p printf "#Cp" - etp-mfa-1 ($etp_cp_p) ($etp_cp-((Eterm)($etp_cp_p-2))) + etp-mfa-1 $etp_cp_p $cp_cp_p_offset else if $etp_cp == beam_apply+1 printf "#Cp<terminate process normally>" @@ -1311,7 +1322,11 @@ define etp-stacktrace set $etp_stacktrace_p = ($arg0)->stop set $etp_stacktrace_end = ($arg0)->hend printf "%% Stacktrace (%u): ", $etp_stacktrace_end-$etp_stacktrace_p - etp ($arg0)->cp + if ($arg0)->cp == 0x0 + printf "NULL\n" + else + etp ($arg0)->cp + end while $etp_stacktrace_p < $etp_stacktrace_end if ($etp_stacktrace_p[0] & 0x3) == 0x0 # Continuation pointer @@ -1339,7 +1354,11 @@ define etp-stackdump set $etp_stackdump_p = ($arg0)->stop set $etp_stackdump_end = ($arg0)->hend printf "%% Stackdump (%u): ", $etp_stackdump_end-$etp_stackdump_p - etp ($arg0)->cp + if ($arg0)->cp == 0x0 + printf "NULL\n" + else + etp ($arg0)->cp + end while $etp_stackdump_p < $etp_stackdump_end etp $etp_stackdump_p[0] set $etp_stackdump_p++ @@ -2432,57 +2451,155 @@ define etp-schedulers if (!erts_initialized) printf "No schedulers, since system isn't initialized!\n" else + set $sched_type = 0 set $sched_ix = 0 while $sched_ix < erts_no_schedulers - printf "--- Scheduler %d ---\n", $sched_ix+1 - printf " IX: %d\n", $sched_ix - if (erts_aligned_scheduler_data[$sched_ix].esd.cpu_id < 0) - printf " CPU Binding: unbound\n" - else - printf " CPU Binding: %d\n", erts_aligned_scheduler_data[$sched_ix].esd.cpu_id - end - printf " Aux work Flags:" - set $aux_work_flags = *((Uint32 *) &erts_aligned_scheduler_data[$sched_ix].esd.ssi->aux_work) - etp-aux-work-flags $aux_work_flags - printf " Sleep Info Flags:" - set $ssi_flags = *((Uint32 *) &erts_aligned_scheduler_data[$sched_ix].esd.ssi->flags) - etp-ssi-flags $ssi_flags - printf " Pointer: (ErtsSchedulerData *) %p\n", &erts_aligned_scheduler_data[$sched_ix].esd - printf " - Run Queue -\n" - if (etp_smp_compiled) - set $runq = erts_aligned_scheduler_data[$sched_ix].esd.run_queue - else - set $runq = &erts_aligned_run_queues[0].runq - end - printf " Length: total=%d", *((Uint32 *) &($runq->len)) - printf ", max=%d", *((Uint32 *) &($runq->procs.prio_info[0].len)) - printf ", high=%d", *((Uint32 *) &($runq->procs.prio_info[1].len)) - printf ", normal=%d", *((Uint32 *) &($runq->procs.prio_info[2].len)) - printf ", low=%d", *((Uint32 *) &($runq->procs.prio_info[3].len)) - printf ", port=%d\n", *((Uint32 *) &($runq->ports.info.len)) - if ($runq->misc.start) - printf " Misc Jobs: yes\n" - else - printf " Misc Jobs: no\n" - end - set $rq_flags = *((Uint32 *) &($runq->flags)) - etp-rq-flags-int $rq_flags - printf " Pointer: (ErtsRunQueue *) %p\n", $runq - + etp-scheduler-info-internal + etp-run-queue-info-internal set $sched_ix++ end - printf "-------------------\n", + printf "---------------------\n" + if (erts_no_dirty_cpu_schedulers) + printf "\n\n" + set $sched_type = 1 + set $sched_ix = 0 + while $sched_ix < erts_no_dirty_cpu_schedulers + etp-scheduler-info-internal + set $sched_ix++ + end + etp-run-queue-info-internal + printf "---------------------\n" + end + if (erts_no_dirty_io_schedulers) + printf "\n\n" + set $sched_type = 2 + set $sched_ix = 0 + while $sched_ix < erts_no_dirty_io_schedulers + etp-scheduler-info-internal + set $sched_ix++ + end + etp-run-queue-info-internal + printf "---------------------\n" + end end end document etp-schedulers %--------------------------------------------------------------------------- % etp-schedulers -% +% % Print misc info about all schedulers %--------------------------------------------------------------------------- end +define etp-scheduler-info-internal + if ($sched_type == 0) + printf "--- Scheduler %d ---\n", $sched_ix+1 + set $sched_data=&erts_aligned_scheduler_data[$sched_ix].esd + else + if ($sched_type == 1) + printf "--- Dirty CPU Scheduler %d ---\n", $sched_ix+1 + set $sched_data=&erts_aligned_dirty_cpu_scheduler_data[$sched_ix].esd + else + printf "--- Dirty I/O Scheduler %d ---\n", $sched_ix+1 + set $sched_data=&erts_aligned_dirty_io_scheduler_data[$sched_ix].esd + end + end + printf " IX: %d\n", $sched_ix + if ($sched_data->cpu_id < 0) + printf " CPU Binding: unbound\n" + else + printf " CPU Binding: %d\n", $sched_data->cpu_id + end + printf " Aux work Flags:" + set $aux_work_flags = *((Uint32 *) &$sched_data->ssi->aux_work) + etp-aux-work-flags $aux_work_flags + printf " Sleep Info Flags:" + set $ssi_flags = *((Uint32 *) &$sched_data->ssi->flags) + etp-ssi-flags $ssi_flags + printf " Pointer: (ErtsSchedulerData *) %p\n", $sched_data +end + +define etp-run-queue-info-internal + if ($sched_type == 0) + printf " - Run Queue -\n" + if (etp_smp_compiled) + set $runq = erts_aligned_scheduler_data[$sched_ix].esd.run_queue + else + set $runq = &erts_aligned_run_queues[0].runq + end + else + if ($sched_type == 1) + printf "\n--- Dirty CPU Run Queue ---\n" + set $runq = &erts_aligned_run_queues[-1].runq + else + printf "\n--- Dirty I/O Run Queue ---\n" + set $runq = &erts_aligned_run_queues[-2].runq + end + end + printf " Length: total=%d", *((Uint32 *) &($runq->len)) + printf ", max=%d", *((Uint32 *) &($runq->procs.prio_info[0].len)) + printf ", high=%d", *((Uint32 *) &($runq->procs.prio_info[1].len)) + printf ", normal=%d", *((Uint32 *) &($runq->procs.prio_info[2].len)) + printf ", low=%d", *((Uint32 *) &($runq->procs.prio_info[3].len)) + printf ", port=%d\n", *((Uint32 *) &($runq->ports.info.len)) + if ($runq->misc.start) + printf " Misc Jobs: yes\n" + else + printf " Misc Jobs: no\n" + end + set $rq_flags = *((Uint32 *) &($runq->flags)) + etp-rq-flags-int $rq_flags + printf " Pointer: (ErtsRunQueue *) %p\n", $runq + + +define etp-disasm-1 + set $code_ptr = ((BeamInstr*)$arg0) + set $addr = *$code_ptr + set $i = 0 + while $i < (sizeof(opc) / sizeof(OpEntry)) + if $addr == beam_ops[$i] + printf "%s %d", opc[$i].name, opc[$i].sz + set $next_i = $code_ptr + opc[$i].sz + set $i += 4999 + end + set $i++ + end +end + +define etp-disasm + etp-cp-func-info-1 $arg0 + if $etp_cp_p == 0 + printf "invalid argument" + else + etp-mfa-1 $etp_cp_p $cp_cp_p_offset + printf ": " + etp-disasm-1 $arg0 + printf "\r\n" + while $next_i < ((BeamInstr*)$arg1) + set $prev_i = $next_i + etp-cp-func-info-1 $next_i + etp-mfa-1 $etp_cp_p $cp_cp_p_offset + printf ": " + etp-disasm-1 $next_i + if $prev_i == $next_i + # ptr did not advance, we are inside some strange opcode with argument + set $next_i++ + printf "instr argument" + end + printf "\r\n" + end + end +end + +document etp-disasm +%--------------------------------------------------------------------------- +% etp-disasm StartI EndI +% +% Disassemble the code inbetween StartI and EndI +%--------------------------------------------------------------------------- +end + define etp-migration-info set $minfo = (ErtsMigrationPaths *) *((UWord *) &erts_migration_paths) set $rq_ix = 0 diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c index 6a92e18648..debd643da7 100644 --- a/erts/etc/unix/run_erl.c +++ b/erts/etc/unix/run_erl.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2015. All Rights Reserved. + * Copyright Ericsson AB 1996-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/example/time_compat.erl b/erts/example/time_compat.erl index 589781c8e8..6472a271b6 100644 --- a/erts/example/time_compat.erl +++ b/erts/example/time_compat.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2014-2015. All Rights Reserved. +%% Copyright Ericsson AB 2014-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/include/internal/erl_printf.h b/erts/include/internal/erl_printf.h index c4565dfafc..f180a53f18 100644 --- a/erts/include/internal/erl_printf.h +++ b/erts/include/internal/erl_printf.h @@ -41,12 +41,18 @@ struct erts_dsprintf_buf_t_ { #define ERTS_DSPRINTF_BUF_INITER(GFUNC) {NULL, 0, 0, (GFUNC)} +typedef int (*fmtfn_t)(void*, char*, size_t); + +int erts_write_fd(void *vfdp, char* buf, size_t len); +int erts_write_ds(void *vdsbufp, char* buf, size_t len); + int erts_printf(const char *, ...); int erts_fprintf(FILE *, const char *, ...); int erts_fdprintf(int, const char *, ...); int erts_sprintf(char *, const char *, ...); int erts_snprintf(char *, size_t, const char *, ...); int erts_dsprintf(erts_dsprintf_buf_t *, const char *, ...); +int erts_cbprintf(fmtfn_t, void*, const char*, ...); int erts_vprintf(const char *, va_list); int erts_vfprintf(FILE *, const char *, va_list); @@ -54,5 +60,6 @@ int erts_vfdprintf(int, const char *, va_list); int erts_vsprintf(char *, const char *, va_list); int erts_vsnprintf(char *, size_t, const char *, va_list); int erts_vdsprintf(erts_dsprintf_buf_t *, const char *, va_list); +int erts_vcbprintf(fmtfn_t, void*, const char*, va_list); #endif /* #ifndef ERL_PRINTF_H_ */ diff --git a/erts/include/internal/erl_printf_format.h b/erts/include/internal/erl_printf_format.h index 4f969bdbcb..56ec032bd1 100644 --- a/erts/include/internal/erl_printf_format.h +++ b/erts/include/internal/erl_printf_format.h @@ -30,6 +30,7 @@ #include <stdlib.h> #include "erl_int_sizes_config.h" +#include "erl_printf.h" #if SIZEOF_VOID_P == SIZEOF_LONG typedef unsigned long ErlPfUWord; @@ -44,8 +45,6 @@ typedef long long ErlPfSWord; #error Found no appropriate type to use for 'Eterm', 'Uint' and 'Sint' #endif -typedef int (*fmtfn_t)(void*, char*, size_t); - extern int erts_printf_format(fmtfn_t, void*, char*, va_list); extern int erts_printf_char(fmtfn_t, void*, char); diff --git a/erts/lib_src/common/erl_printf.c b/erts/lib_src/common/erl_printf.c index b5e90dfeef..7781fc2196 100644 --- a/erts/lib_src/common/erl_printf.c +++ b/erts/lib_src/common/erl_printf.c @@ -165,8 +165,8 @@ write_f(void *vfp, char* buf, size_t len) return len; } -static int -write_fd(void *vfdp, char* buf, size_t len) +int +erts_write_fd(void *vfdp, char* buf, size_t len) { ssize_t size; size_t res = len; @@ -226,8 +226,8 @@ write_sn(void *vwsnap, char* buf, size_t len) return rv; } -static int -write_ds(void *vdsbufp, char* buf, size_t len) +int +erts_write_ds(void *vdsbufp, char* buf, size_t len) { erts_dsprintf_buf_t *dsbufp = (erts_dsprintf_buf_t *) vdsbufp; size_t need_len = len + 1; /* Also trailing '\0' */ @@ -301,7 +301,7 @@ erts_fdprintf(int fd, const char *format, ...) va_list arglist; va_start(arglist, format); errno = 0; - res = erts_printf_format(write_fd,(void *)&fd,(char *)format,arglist); + res = erts_printf_format(erts_write_fd,(void *)&fd,(char *)format,arglist); va_end(arglist); return res; } @@ -355,7 +355,7 @@ erts_dsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, ...) return -EINVAL; va_start(arglist, format); errno = 0; - res = erts_printf_format(write_ds, (void *)dsbufp, (char *)format, arglist); + res = erts_printf_format(erts_write_ds, (void *)dsbufp, (char *)format, arglist); if (dsbufp->str) { if (res < 0) dsbufp->str[0] = '\0'; @@ -366,6 +366,20 @@ erts_dsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, ...) return res; } +/* + * Callback printf + */ +int erts_cbprintf(fmtfn_t cb_fn, void* cb_arg, const char* format, ...) +{ + int res; + va_list arglist; + va_start(arglist, format); + errno = 0; + res = erts_printf_format(cb_fn, cb_arg, (char *)format, arglist); + va_end(arglist); + return res; +} + int erts_vprintf(const char *format, va_list arglist) { @@ -411,7 +425,7 @@ erts_vfdprintf(int fd, const char *format, va_list arglist) { int res; errno = 0; - res = erts_printf_format(write_fd,(void *)&fd,(char *)format,arglist); + res = erts_printf_format(erts_write_fd,(void *)&fd,(char *)format,arglist); return res; } @@ -456,7 +470,7 @@ erts_vdsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, va_list arglist) if (!dsbufp) return -EINVAL; errno = 0; - res = erts_printf_format(write_ds, (void *)dsbufp, (char *)format, arglist); + res = erts_printf_format(erts_write_ds, (void *)dsbufp, (char *)format, arglist); if (dsbufp->str) { if (res < 0) dsbufp->str[0] = '\0'; @@ -465,3 +479,10 @@ erts_vdsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, va_list arglist) } return res; } + +int +erts_vcbprintf(fmtfn_t cb_fn, void* cb_arg, const char *format, va_list arglist) +{ + errno = 0; + return erts_printf_format(cb_fn, cb_arg, (char *)format, arglist); +} diff --git a/erts/lib_src/common/ethr_aux.c b/erts/lib_src/common/ethr_aux.c index 420efd725f..3501fe335a 100644 --- a/erts/lib_src/common/ethr_aux.c +++ b/erts/lib_src/common/ethr_aux.c @@ -220,7 +220,7 @@ ethr_init_common__(ethr_init_data *id) ethr_min_stack_size__ += ethr_pagesize__; #endif /* The system may think that we need more stack */ -#if defined(PTHREAD_STACK_MIN) +#if defined(ETHR_HAVE_USABLE_PTHREAD_STACK_MIN) if (ethr_min_stack_size__ < PTHREAD_STACK_MIN) ethr_min_stack_size__ = PTHREAD_STACK_MIN; #elif defined(_SC_THREAD_STACK_MIN) diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 796cbd74c5..d91b5ed079 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erl_tracer.beam b/erts/preloaded/ebin/erl_tracer.beam Binary files differindex 4406a82a36..d6c987178b 100644 --- a/erts/preloaded/ebin/erl_tracer.beam +++ b/erts/preloaded/ebin/erl_tracer.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex c68debeabc..72898e6d8a 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_code_purger.beam b/erts/preloaded/ebin/erts_code_purger.beam Binary files differindex 6956eee740..21463a2286 100644 --- a/erts/preloaded/ebin/erts_code_purger.beam +++ b/erts/preloaded/ebin/erts_code_purger.beam diff --git a/erts/preloaded/ebin/erts_dirty_process_code_checker.beam b/erts/preloaded/ebin/erts_dirty_process_code_checker.beam Binary files differindex a7ac116c05..423f33b99a 100644 --- a/erts/preloaded/ebin/erts_dirty_process_code_checker.beam +++ b/erts/preloaded/ebin/erts_dirty_process_code_checker.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex 227b62b7d3..4f81b5089d 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/erts_literal_area_collector.beam b/erts/preloaded/ebin/erts_literal_area_collector.beam Binary files differindex 71f3c2ec8c..0926cf1f95 100644 --- a/erts/preloaded/ebin/erts_literal_area_collector.beam +++ b/erts/preloaded/ebin/erts_literal_area_collector.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex 849273f746..c8db150d64 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/otp_ring0.beam b/erts/preloaded/ebin/otp_ring0.beam Binary files differindex b601c048b3..dc29a3eaad 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam Binary files differindex 77909b01f0..49fd62490e 100644 --- a/erts/preloaded/ebin/prim_eval.beam +++ b/erts/preloaded/ebin/prim_eval.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex 5bbbaf14d5..6bf3c7313c 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/ebin/prim_inet.beam b/erts/preloaded/ebin/prim_inet.beam Binary files differindex 1a573ce297..bae6291d87 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/prim_zip.beam b/erts/preloaded/ebin/prim_zip.beam Binary files differindex 6afeb454d6..134497411f 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex 4c48742344..34c342371b 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam diff --git a/erts/preloaded/src/erl_prim_loader.erl b/erts/preloaded/src/erl_prim_loader.erl index b3ec73a60e..1d09aeded9 100644 --- a/erts/preloaded/src/erl_prim_loader.erl +++ b/erts/preloaded/src/erl_prim_loader.erl @@ -555,17 +555,18 @@ efile_gm_get(Paths, Mod, ParentRef, Process) -> efile_gm_get_1([P|Ps], File0, Mod, {Parent,Ref}=PR, Process) -> File = join(P, File0), - Res = try prim_file:read_file(File) of - {ok,Bin} -> - gm_process(Mod, File, Bin, Process); - Error -> - _ = check_file_result(get_modules, File, Error), - efile_gm_get_1(Ps, File0, Mod, PR, Process) - catch - _:Reason -> - {error,{crash,Reason}} - end, - Parent ! {Ref,Mod,Res}; + try prim_file:read_file(File) of + {ok,Bin} -> + Res = gm_process(Mod, File, Bin, Process), + Parent ! {Ref,Mod,Res}; + Error -> + _ = check_file_result(get_modules, File, Error), + efile_gm_get_1(Ps, File0, Mod, PR, Process) + catch + _:Reason -> + Res = {error,{crash,Reason}}, + Parent ! {Ref,Mod,Res} + end; efile_gm_get_1([], _, Mod, {Parent,Ref}, _Process) -> Parent ! {Ref,Mod,{error,enoent}}. diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index 652a954807..8771089b65 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -2408,10 +2408,11 @@ term_to_binary(_Term, _Options) -> tl(_List) -> erlang:nif_error(undefined). +-type match_variable() :: atom(). % Approximation of '$1' | '$2' | ... -type trace_pattern_mfa() :: {atom(),atom(),arity() | '_'} | on_load. -type trace_match_spec() :: - [{[term()] | '_' ,[term()],[term()]}]. + [{[term()] | '_' | match_variable() ,[term()],[term()]}]. -spec erlang:trace_pattern(MFA, MatchSpec) -> non_neg_integer() when MFA :: trace_pattern_mfa() | send | 'receive', diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl index 6aae5ba38c..f4518c4008 100644 --- a/erts/preloaded/src/erts_internal.erl +++ b/erts/preloaded/src/erts_internal.erl @@ -438,10 +438,11 @@ microstate_accounting(Ref, Threads) -> trace(_PidSpec, _How, _FlagList) -> erlang:nif_error(undefined). +-type match_variable() :: atom(). % Approximation of '$1' | '$2' | ... -type trace_pattern_mfa() :: {atom(),atom(),arity() | '_'} | on_load. -type trace_match_spec() :: - [{[term()] | '_' ,[term()],[term()]}]. + [{[term()] | '_' | match_variable() ,[term()],[term()]}]. -spec trace_pattern(MFA, MatchSpec, FlagList) -> non_neg_integer() when MFA :: trace_pattern_mfa(), diff --git a/erts/preloaded/src/init.erl b/erts/preloaded/src/init.erl index 962528f7ab..551ca4ea40 100644 --- a/erts/preloaded/src/init.erl +++ b/erts/preloaded/src/init.erl @@ -205,7 +205,7 @@ boot(BootArgs) -> {Start0,Flags,Args} = parse_boot_args(BootArgs), %% We don't get to profile parsing of BootArgs - case get_flag(profile_boot, Flags, false) of + case b2a(get_flag(profile_boot, Flags, false)) of false -> ok; true -> debug_profile_start() end, @@ -782,7 +782,7 @@ do_boot(Init,Flags,Start) -> (catch erlang:system_info({purify, "Node: " ++ atom_to_list(node())})), start_em(Start), - case get_flag(profile_boot,Flags,false) of + case b2a(get_flag(profile_boot,Flags,false)) of false -> ok; true -> debug_profile_format_mfas(debug_profile_mfas()), diff --git a/erts/preloaded/src/prim_eval.S b/erts/preloaded/src/prim_eval.S index e7f09a870c..c6623f8e03 100644 --- a/erts/preloaded/src/prim_eval.S +++ b/erts/preloaded/src/prim_eval.S @@ -26,7 +26,7 @@ {attributes, []}. -{labels, 10}. +{labels, 14}. {function, 'receive', 2, 2}. @@ -36,6 +36,9 @@ {allocate,2,2}. {move,{x,1},{y,0}}. {move,{x,0},{y,1}}. + %% Call arg_reg_alloc() in order to ensure + %% that def_arg_reg[0] isn't clobbered + {call,0,{f,7}}. {label,3}. {loop_rec,{f,5},{x,0}}. {move,{y,1},{x,1}}. @@ -53,19 +56,43 @@ {deallocate,2}. return. - -{function, module_info, 0, 8}. +{function, arg_reg_alloc, 0, 7}. {label,6}. - {func_info,{atom,prim_eval},{atom,module_info},0}. + {func_info,{atom,prim_eval},{atom,arg_reg_alloc},0}. {label,7}. + {allocate,0,0}. + {move,{integer,134217727},{x,0}}. + {call_ext,1,{extfunc,erlang,bump_reductions,1}}. + {move,{atom,true},{x,3}}. + {move,{atom,true},{x,4}}. + {move,{atom,true},{x,2}}. + {move,{atom,true},{x,5}}. + {move,{atom,true},{x,1}}. + {move,{atom,true},{x,6}}. + {move,{atom,true},{x,0}}. + {call_last,7,{f,9},0}. + + +{function, arg_reg_alloc, 7, 9}. + {label,8}. + {func_info,{atom,prim_eval},{atom,arg_reg_alloc},7}. + {label,9}. + {move,{atom,ok},{x,0}}. + return. + + +{function, module_info, 0, 11}. + {label,10}. + {func_info,{atom,prim_eval},{atom,module_info},0}. + {label,11}. {move,{atom,prim_eval},{x,0}}. {call_ext_only,1,{extfunc,erlang,get_module_info,1}}. -{function, module_info, 1, 10}. - {label,8}. +{function, module_info, 1, 13}. + {label,12}. {func_info,{atom,prim_eval},{atom,module_info},1}. - {label,9}. + {label,13}. {move,{x,0},{x,1}}. {move,{atom,prim_eval},{x,0}}. {call_ext_only,2,{extfunc,erlang,get_module_info,2}}. diff --git a/erts/test/install_SUITE.erl b/erts/test/install_SUITE.erl index 2c7e8972f6..f96dca9563 100644 --- a/erts/test/install_SUITE.erl +++ b/erts/test/install_SUITE.erl @@ -18,7 +18,6 @@ %% %CopyrightEnd% %% - %%%------------------------------------------------------------------- %%% File : install_SUITE.erl %%% Author : Rickard Green @@ -63,12 +62,12 @@ erlang_bindir = "", bindir_symlinks = ""}). -need_symlink_cases() -> +need_symlink_cases() -> [bin_unreachable_absolute, bin_unreachable_relative, bin_same_dir, bin_ok_symlink, bin_dirname_fail, bin_no_use_dirname_fail]. -dont_need_symlink_cases() -> +dont_need_symlink_cases() -> [bin_default, bin_default_dirty, bin_outside_eprfx, bin_outside_eprfx_dirty, bin_not_abs, bin_unreasonable_path, 'bin white space', @@ -78,10 +77,9 @@ suite() -> [{ct_hooks,[ts_install_cth]}, {timetrap, {minutes, 1}}]. -all() -> +all() -> dont_need_symlink_cases() ++ need_symlink_cases(). - %% %% The test cases %% @@ -533,21 +531,19 @@ bin_no_srcfile(Config) when is_list(Config) -> ChkRes). %% -%% %% Auxiliary functions %% -%% expect(X, X) -> - io:format("result: ~p~n", [X]), + io:format("result: ~tp~n", [X]), io:format("-----------------------------------------------~n", []), ok; expect(X, Y) -> - io:format("expected: ~p~n", [X]), - io:format("got : ~p~n", [Y]), + io:format("expected: ~tp~n", [X]), + io:format("got : ~tp~n", [Y]), io:format("-----------------------------------------------~n", []), ct:fail({X,Y}). - + init_per_suite(Config) -> PD = proplists:get_value(priv_dir, Config), SymLinks = case os:type() of @@ -630,8 +626,8 @@ install_bin(Config, #inst{mkdirs = MkDirs, true -> ok; false -> {comment, "No symlink tests run, since symlinks not working"} end. - - + + install_bin2(Config, Inst, ChkRes) -> install_bin3(Config, Inst#inst{symlinks = false, ln_s = "ln"}, ChkRes), @@ -662,8 +658,6 @@ install_bin2(Config, Inst, ChkRes) -> false -> ok end. - - install_bin3(Config, #inst{cmd_prefix = CMD_PRFX, @@ -690,20 +684,20 @@ install_bin3(Config, ++ "\" --exec-prefix \"" ++ EXEC_PREFIX ++ "\" --test-file \"" ++ ResFile ++ "\" erl erlc", - io:format("CMD_PRFX = \"~s\"~n" - "LN_S = \"~s\"~n" - "BINDIR_SYMLINKS = \"~s\"~n" - "exec_prefix = \"~s\"~n" - "bindir = \"~s\"~n" - "erlang_bindir = \"~s\"~n" - "EXTRA_PREFIX = \"~s\"~n" - "DESTDIR = \"~s\"~n", + io:format("CMD_PRFX = \"~ts\"~n" + "LN_S = \"~ts\"~n" + "BINDIR_SYMLINKS = \"~ts\"~n" + "exec_prefix = \"~ts\"~n" + "bindir = \"~ts\"~n" + "erlang_bindir = \"~ts\"~n" + "EXTRA_PREFIX = \"~ts\"~n" + "DESTDIR = \"~ts\"~n", [CMD_PRFX, LN_S, BINDIR_SYMLINKS, EXEC_PREFIX, BINDIR, ERLANG_BINDIR, EXTRA_PREFIX, DESTDIR]), - io:format("$ ~s~n", [Cmd]), + io:format("$ ~ts~n", [Cmd]), CmdOutput = os:cmd(Cmd), - io:format("~s~n", [CmdOutput]), + io:format("~ts~n", [CmdOutput]), ChkRes(case file:consult(ResFile) of {ok, [Res]} -> Res; Err -> exit({result, Err}) diff --git a/erts/test/system_smoke.spec b/erts/test/system_smoke.spec index 933d1ba22d..99092c1dab 100644 --- a/erts/test/system_smoke.spec +++ b/erts/test/system_smoke.spec @@ -1,3 +1,8 @@ {suites,"../system_test",[ethread_SUITE]}. -{cases,"../system_test",otp_SUITE,[undefined_functions]}. +{cases,"../system_test",otp_SUITE, + [undefined_functions, + deprecated_not_in_obsolete, + obsolete_but_not_deprecated, + call_to_size_1, + call_to_now_0]}. {skip_cases,"../system_test",ethread_SUITE,[max_threads],"Skip"}. diff --git a/erts/test/upgrade_SUITE.erl b/erts/test/upgrade_SUITE.erl index 174c028ac7..f93da8955f 100644 --- a/erts/test/upgrade_SUITE.erl +++ b/erts/test/upgrade_SUITE.erl @@ -54,6 +54,10 @@ init_per_suite(Config) -> Config end. +end_per_suite(_Config) -> + %% This function is required since init_per_suite/1 exists. + ok. + init_per_testcase(Case,Config) -> PrivDir = filename:join([proplists:get_value(data_dir,Config),priv_dir,Case]), CreateDir = filename:join([PrivDir,create]), diff --git a/erts/vsn.mk b/erts/vsn.mk index ad9148f61f..4578d4e0b1 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -18,7 +18,7 @@ # %CopyrightEnd% # -VSN = 8.1 +VSN = 8.3 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |