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-rw-r--r--erts/configure.in30
-rw-r--r--erts/doc/src/crash_dump.xml5
-rw-r--r--erts/doc/src/erl.xml3
-rw-r--r--erts/doc/src/erl_driver.xml3
-rw-r--r--erts/emulator/beam/erl_alloc.types3
-rw-r--r--erts/emulator/beam/erl_bif_port.c15
-rw-r--r--erts/emulator/hipe/hipe_amd64_bifs.m45
-rw-r--r--erts/emulator/test/port_SUITE.erl51
-rw-r--r--erts/etc/unix/etp-commands.in33
-rw-r--r--erts/etc/win32/Install.c2
-rw-r--r--erts/etc/win32/erl.c2
-rw-r--r--erts/preloaded/src/erts.app.src1
12 files changed, 132 insertions, 21 deletions
diff --git a/erts/configure.in b/erts/configure.in
index c8b96c50f0..766e35fb2b 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -3988,7 +3988,7 @@ dnl If set to --with-ssl=PATH we use that path as the prefix, i.e. we
dnl use "PATH/include" and "PATH/lib".
AC_SUBST(SSL_INCLUDE)
-AC_SUBST(SSL_ROOT)
+AC_SUBST(SSL_INCDIR)
AC_SUBST(SSL_LIBDIR)
AC_SUBST(SSL_CRYPTO_LIBNAME)
AC_SUBST(SSL_SSL_LIBNAME)
@@ -4082,6 +4082,15 @@ AS_HELP_STRING([--with-ssl=PATH], [specify location of OpenSSL include and lib])
AS_HELP_STRING([--with-ssl], [use SSL (default)])
AS_HELP_STRING([--without-ssl], [don't use SSL]))
+AC_ARG_WITH(ssl-incl,
+AS_HELP_STRING([--with-ssl-incl=PATH], [location of OpenSSL include dir, if different than specified by --with-ssl=PATH]),
+[
+case X$with_ssl in
+ X | Xyes | Xno) AC_MSG_ERROR([--with-ssl-incl=PATH set without --with-ssl=PATH]);;
+esac
+],
+[with_ssl_incl=$with_ssl]) #default
+
AC_ARG_ENABLE(dynamic-ssl-lib,
AS_HELP_STRING([--disable-dynamic-ssl-lib],
[disable using dynamic openssl libraries]),
@@ -4196,7 +4205,7 @@ case "$erl_xcomp_without_sysroot-$with_ssl" in
dir="$erl_xcomp_sysroot$rdir"
if test -f "$erl_xcomp_isysroot$rdir/include/openssl/opensslv.h"; then
is_real_ssl=yes
- SSL_ROOT="$dir"
+ SSL_INCDIR="$dir"
if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes"; then
if test -f "$dir/lib/VC/libeay32.lib"; then
SSL_RUNTIME_LIBDIR="$rdir/lib/VC"
@@ -4326,8 +4335,8 @@ case "$erl_xcomp_without_sysroot-$with_ssl" in
# Trust OpenBSD to have everything the in the correct locations.
ssl_found=yes
ssl_linkable=yes
- SSL_ROOT="$erl_xcomp_sysroot/usr"
- AC_MSG_RESULT([$SSL_ROOT])
+ SSL_INCDIR="$erl_xcomp_sysroot/usr"
+ AC_MSG_RESULT([$SSL_INCDIR])
SSL_RUNTIME_LIB="/usr/lib"
SSL_LIB="$erl_xcomp_sysroot/usr/lib"
SSL_BINDIR="/usr/sbin"
@@ -4394,7 +4403,10 @@ dnl so it is - be adoptable
if test ! -d "$with_ssl" ; then
AC_MSG_ERROR(Invalid path to option --with-ssl=PATH)
fi
- SSL_ROOT="$with_ssl"
+ if test ! -d "$with_ssl_incl" ; then
+ AC_MSG_ERROR(Invalid path to option --with-ssl-incl=PATH)
+ fi
+ SSL_INCDIR="$with_ssl_incl"
SSL_CRYPTO_LIBNAME=crypto
SSL_SSL_LIBNAME=ssl
if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes" && test -d "$with_ssl/lib/VC"; then
@@ -4444,12 +4456,12 @@ dnl so it is - be adoptable
elif test '!' -f ${SSL_LIBDIR}/lib${SSL_CRYPTO_LIBNAME}.so -a '!' -f "$SSL_LIBDIR/lib${SSL_CRYPTO_LIBNAME}.dylib"; then
SSL_STATIC_ONLY=yes
fi
- SSL_INCLUDE="-I$with_ssl/include"
+ SSL_INCLUDE="-I$with_ssl_incl/include"
SSL_APP=ssl
CRYPTO_APP=crypto
SSH_APP=ssh
if test "$cross_compiling" = "yes"; then
- SSL_RUNTIME_LIBDIR=`echo "$SSL_LIBDIR" | sed -n "s|^$erl_xcomp_sysroot\(.*\)\$|\1|p"`
+ SSL_RUNTIME_LIBDIR=`echo "$SSL_LIBDIR" | sed -n "s|^$erl_xcomp_sysroot\(/*\)\(.*\)\$|/\2|p"`
else
SSL_RUNTIME_LIBDIR="$SSL_LIBDIR"
fi
@@ -4507,8 +4519,8 @@ if test "x$SSL_APP" != "x" ; then
SSL_KRB5_INCLUDE=
if test "x$ssl_krb5_enabled" = "xyes" ; then
AC_MSG_CHECKING(for krb5.h in standard locations)
- for dir in $extra_dir "$SSL_ROOT/include" "$SSL_ROOT/include/openssl" \
- "$SSL_ROOT/include/kerberos" \
+ for dir in $extra_dir "$SSL_INCDIR/include" "$SSL_INCDIR/include/openssl" \
+ "$SSL_INCDIR/include/kerberos" \
"$erl_xcomp_isysroot/cygdrive/c/kerberos/include" \
"$erl_xcomp_isysroot/usr/local/kerberos/include" \
"$erl_xcomp_isysroot/usr/kerberos/include" \
diff --git a/erts/doc/src/crash_dump.xml b/erts/doc/src/crash_dump.xml
index d3de29b876..2b5fc877c3 100644
--- a/erts/doc/src/crash_dump.xml
+++ b/erts/doc/src/crash_dump.xml
@@ -115,8 +115,9 @@
sockets/pipes can be used simultaneously by Erlang (due to
limitations in the Unix <c><![CDATA[select]]></c> call). The number of
open regular files is not affected by this.</item>
- <item>"Received SIGUSR1" - The SIGUSR1 signal was sent to the
- Erlang machine (Unix only).</item>
+ <item>"Received SIGUSR1" - Sending the SIGUSR1 signal to a
+ Erlang machine (Unix only) forces a crash dump. This slogan reflects
+ that the Erlang machine crash-dumped due to receiving that signal.</item>
<item>"Kernel pid terminated (<em>Who</em>)
(<em>Exit-reason</em>)" - The kernel supervisor has detected
a failure, usually that the <c><![CDATA[application_controller]]></c>
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml
index 141754e4f9..d11f6b0c6d 100644
--- a/erts/doc/src/erl.xml
+++ b/erts/doc/src/erl.xml
@@ -525,7 +525,8 @@
core dump and no crash dump if an internal error is detected.</p>
<p>Calling <c>erlang:halt/1</c> with a string argument will still
- produce a crash dump.</p>
+ produce a crash dump. On Unix systems, sending an emulator process
+ a SIGUSR1 signal will also force a crash dump.</p>
</item>
<tag><marker id="+e"><c><![CDATA[+e Number]]></c></marker></tag>
<item>
diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml
index 4a1aab75c7..77fc906aca 100644
--- a/erts/doc/src/erl_driver.xml
+++ b/erts/doc/src/erl_driver.xml
@@ -2033,7 +2033,8 @@ ERL_DRV_MAP int sz
entry function is called. If <c>ready_async</c> is null in
the driver entry, the <c>async_free</c> function is called
instead.</p>
- <p>The return value is a handle to the asynchronous task.</p>
+ <p>The return value is -1 if the <c>driver_async</c> call
+ fails.</p>
<note>
<p>As of erts version 5.5.4.3 the default stack size for
threads in the async-thread pool is 16 kilowords,
diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types
index 029ac09b26..21434eb117 100644
--- a/erts/emulator/beam/erl_alloc.types
+++ b/erts/emulator/beam/erl_alloc.types
@@ -267,7 +267,6 @@ type CODE_IX_LOCK_Q SHORT_LIVED SYSTEM code_ix_lock_q
type PROC_INTERVAL LONG_LIVED SYSTEM process_interval
type BUSY_CALLER_TAB SHORT_LIVED SYSTEM busy_caller_table
type BUSY_CALLER SHORT_LIVED SYSTEM busy_caller
-type PORT_DATA_HEAP STANDARD SYSTEM port_data_heap
type PROC_SYS_TSK SHORT_LIVED PROCESSES proc_sys_task
type PROC_SYS_TSK_QS SHORT_LIVED PROCESSES proc_sys_task_queues
@@ -364,6 +363,7 @@ type NLINK_SH STANDARD_LOW PROCESSES nlink_sh
type AINFO_REQ STANDARD_LOW SYSTEM alloc_info_request
type SCHED_WTIME_REQ STANDARD_LOW SYSTEM sched_wall_time_request
type GC_INFO_REQ STANDARD_LOW SYSTEM gc_info_request
+type PORT_DATA_HEAP STANDARD_LOW SYSTEM port_data_heap
+else # "fullword"
@@ -383,6 +383,7 @@ type NLINK_SH FIXED_SIZE PROCESSES nlink_sh
type AINFO_REQ SHORT_LIVED SYSTEM alloc_info_request
type SCHED_WTIME_REQ SHORT_LIVED SYSTEM sched_wall_time_request
type GC_INFO_REQ SHORT_LIVED SYSTEM gc_info_request
+type PORT_DATA_HEAP STANDARD SYSTEM port_data_heap
+endif
diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c
index afb33c1cdb..64bd598ba6 100644
--- a/erts/emulator/beam/erl_bif_port.c
+++ b/erts/emulator/beam/erl_bif_port.c
@@ -493,8 +493,8 @@ void
erts_cleanup_port_data(Port *prt)
{
ASSERT(erts_atomic32_read_nob(&prt->state) & ERTS_PORT_SFLGS_INVALID_LOOKUP);
- cleanup_old_port_data(erts_smp_atomic_read_nob(&prt->data));
- erts_smp_atomic_set_nob(&prt->data, (erts_aint_t) THE_NON_VALUE);
+ cleanup_old_port_data(erts_smp_atomic_xchg_nob(&prt->data,
+ (erts_aint_t) NULL));
}
Uint
@@ -554,6 +554,7 @@ BIF_RETTYPE port_set_data_2(BIF_ALIST_2)
hp = &pdhp->heap[0];
pdhp->off_heap.first = NULL;
pdhp->off_heap.overhead = 0;
+ pdhp->hsize = hsize;
pdhp->data = copy_struct(BIF_ARG_2, hsize, &hp, &pdhp->off_heap);
data = (erts_aint_t) pdhp;
ASSERT((data & 0x3) == 0);
@@ -561,8 +562,14 @@ BIF_RETTYPE port_set_data_2(BIF_ALIST_2)
data = erts_smp_atomic_xchg_wb(&prt->data, data);
+ if (data == (erts_aint_t)NULL) {
+ /* Port terminated by racing thread */
+ data = erts_smp_atomic_xchg_wb(&prt->data, data);
+ ASSERT(data != (erts_aint_t)NULL);
+ cleanup_old_port_data(data);
+ BIF_ERROR(BIF_P, BADARG);
+ }
cleanup_old_port_data(data);
-
BIF_RET(am_true);
}
@@ -581,6 +588,8 @@ BIF_RETTYPE port_get_data_1(BIF_ALIST_1)
BIF_ERROR(BIF_P, BADARG);
data = erts_smp_atomic_read_ddrb(&prt->data);
+ if (data == (erts_aint_t)NULL)
+ BIF_ERROR(BIF_P, BADARG); /* Port terminated by racing thread */
if ((data & 0x3) != 0) {
res = (Eterm) (UWord) data;
diff --git a/erts/emulator/hipe/hipe_amd64_bifs.m4 b/erts/emulator/hipe/hipe_amd64_bifs.m4
index 0de69a617f..a3219c7586 100644
--- a/erts/emulator/hipe/hipe_amd64_bifs.m4
+++ b/erts/emulator/hipe/hipe_amd64_bifs.m4
@@ -39,7 +39,10 @@ define(HANDLE_GOT_MBUF,`
jmp 2b')
`#if defined(ERTS_ENABLE_LOCK_CHECK) && defined(ERTS_SMP)
-# define CALL_BIF(F) movq $CSYM(F), P_BIF_CALLEE(P); call CSYM(hipe_debug_bif_wrapper)
+# define CALL_BIF(F) \
+ movq CSYM(F)@GOTPCREL(%rip), %r11; \
+ movq %r11, P_BIF_CALLEE(P); \
+ call CSYM(hipe_debug_bif_wrapper)
#else
# define CALL_BIF(F) call CSYM(F)
#endif'
diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl
index e01b2f253b..8792f25d76 100644
--- a/erts/emulator/test/port_SUITE.erl
+++ b/erts/emulator/test/port_SUITE.erl
@@ -90,6 +90,7 @@
mix_up_ports/1, otp_5112/1, otp_5119/1, otp_6224/1,
exit_status_multi_scheduling_block/1, ports/1,
spawn_driver/1, spawn_executable/1, close_deaf_port/1,
+ port_setget_data/1,
unregister_name/1, parallelism_option/1]).
-export([do_iter_max_ports/2]).
@@ -115,6 +116,7 @@ all() ->
mix_up_ports, otp_5112, otp_5119,
exit_status_multi_scheduling_block, ports, spawn_driver,
spawn_executable, close_deaf_port, unregister_name,
+ port_setget_data,
parallelism_option].
groups() ->
@@ -2333,6 +2335,55 @@ close_deaf_port_1(N, Cmd) ->
{comment, "Could not spawn more than " ++ integer_to_list(N) ++ " OS processes."}
end.
+%% Test undocumented port_set_data/2 and port_get_data/1
+%% Hammer from multiple processes a while
+%% and then abrubtly close the port (OTP-12208).
+port_setget_data(Config) when is_list(Config) ->
+ ok = load_driver(?config(data_dir, Config), "echo_drv"),
+ Port = erlang:open_port({spawn_driver, "echo_drv"}, []),
+
+ NSched = erlang:system_info(schedulers_online),
+ PRs = lists:map(fun(I) ->
+ spawn_opt(fun() -> port_setget_data_hammer(Port,1) end,
+ [monitor, {scheduler, I rem NSched}])
+ end,
+ lists:seq(1,10)),
+ receive after 100 -> ok end,
+ Papa = self(),
+ lists:foreach(fun({Pid,_}) -> Pid ! {Papa,prepare_for_close} end, PRs),
+ lists:foreach(fun({Pid,_}) ->
+ receive {Pid,prepare_for_close} -> ok end
+ end,
+ PRs),
+ port_close(Port),
+ lists:foreach(fun({Pid,Ref}) ->
+ receive {'DOWN', Ref, process, Pid, normal} -> ok end
+ end,
+ PRs),
+ ok.
+
+port_setget_data_hammer(Port, N) ->
+ Rand = random:uniform(3),
+ try case Rand of
+ 1 -> true = erlang:port_set_data(Port, atom);
+ 2 -> true = erlang:port_set_data(Port, {1,2,3});
+ 3 -> erlang:port_get_data(Port)
+ end
+ catch
+ error:badarg ->
+ true = get(prepare_for_close),
+ io:format("~p did ~p rounds before port closed\n", [self(), N]),
+ exit(normal)
+ end,
+ receive {Papa, prepare_for_close} ->
+ put(prepare_for_close, true),
+ Papa ! {self(),prepare_for_close}
+ after 0 ->
+ ok
+ end,
+ port_setget_data_hammer(Port, N+1).
+
+
wait_until(Fun) ->
case catch Fun() of
true ->
diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in
index bf6eb00314..e22771c582 100644
--- a/erts/etc/unix/etp-commands.in
+++ b/erts/etc/unix/etp-commands.in
@@ -3552,6 +3552,39 @@ document etp-carrier-blocks
%---------------------------------------------------------------------------
end
+define etp-address-to-beam-opcode
+ set $etp_i = 0
+ set $etp_min_diff = ((UWord)1 << (sizeof(UWord)*8 - 1))
+ set $etp_min_opcode = -1
+ set $etp_addr = (UWord) ($arg0)
+
+ while $etp_i < num_instructions && $etp_min_diff > 0
+ if ($etp_addr - (UWord)beam_ops[$etp_i]) < $etp_min_diff
+ set $etp_min_diff = $etp_addr - (UWord)beam_ops[$etp_i]
+ set $etp_min_opcode = $etp_i
+ end
+ set $etp_i = $etp_i + 1
+ end
+ if $etp_min_diff == 0
+ printf "Address %p is start of '%s'\n", $etp_addr, opc[$etp_min_opcode].name
+ else
+ if $etp_min_opcode >= 0
+ printf "Address is %ld bytes into opcode '%s' at %p\n", $etp_min_diff, opc[$etp_min_opcode].name, beam_ops[$etp_min_opcode]
+ else
+ printf "Invalid opcode address\n"
+ end
+ end
+end
+
+document etp-address-to-beam-opcode
+%---------------------------------------------------------------------------
+% Get beam opcode from a native instruction address (within process_main())
+% Arg: Instructon pointer value
+%
+% Does not work with NO_JUMP_TABLE
+%---------------------------------------------------------------------------
+end
+
############################################################################
# Toolbox parameter handling
diff --git a/erts/etc/win32/Install.c b/erts/etc/win32/Install.c
index 500fd166f8..9d85d642ab 100644
--- a/erts/etc/win32/Install.c
+++ b/erts/etc/win32/Install.c
@@ -80,7 +80,7 @@ int wmain(int argc, wchar_t **argv)
}
}
if (root == NULL) {
- if (module = NULL) {
+ if (module == NULL) {
fprintf(stderr, "Cannot GetModuleHandle()\n");
exit(1);
}
diff --git a/erts/etc/win32/erl.c b/erts/etc/win32/erl.c
index 1d116bf36e..772b668586 100644
--- a/erts/etc/win32/erl.c
+++ b/erts/etc/win32/erl.c
@@ -264,7 +264,7 @@ static void get_parameters(void)
int len;
- if (module = NULL) {
+ if (module == NULL) {
error("Cannot GetModuleHandle()");
}
diff --git a/erts/preloaded/src/erts.app.src b/erts/preloaded/src/erts.app.src
index a15da3a421..345a6ae3be 100644
--- a/erts/preloaded/src/erts.app.src
+++ b/erts/preloaded/src/erts.app.src
@@ -35,7 +35,6 @@
{registered, []},
{applications, []},
{env, []},
- {mod, {erts, []}},
{runtime_dependencies, ["stdlib-2.0", "kernel-3.0", "sasl-2.4"]}
]}.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 02:41:09 +0000