diff options
Diffstat (limited to 'erts')
25 files changed, 445 insertions, 164 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index a603d5c2b8..8c01d77721 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -3909,7 +3909,7 @@ os_prompt%</pre> <item> <p>Return 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/1">erlang:get_stacktrace/0</seealso>. + <seealso marker="#get_stacktrace/0">erlang:get_stacktrace/0</seealso>. </p> </item> <tag><c>{dictionary, Dictionary}</c></tag> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index cfee978bde..d7967212b1 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -30,6 +30,35 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 5.9.0.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A feature test for the <c>lwsync</c> instruction + performed on PowerPC hardware at runtime system startup + got into an eternal loop if the instruction was not + supported. This bug was introduced in erts-5.9/OTP-R15B.</p> + <p> + Own Id: OTP-9843</p> + </item> + <item> + <p> + I/O events could potentially be delayed for ever when + enabling kernel-poll on a non-SMP runtime system + executing on Solaris. When also combined with + async-threads the runtime system hung before completing + the boot phase. This bug was introduced in + erts-5.9/OTP-R15B.</p> + <p> + Own Id: OTP-9844</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 5.9</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index a5d8217545..45cf540994 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -426,7 +426,7 @@ endif @set -e ; cd zlib && $(MAKE) clean rm -f $(OBJS) $(OBJDIR)/libepcre.a -.PHONY: all zlib clean +.PHONY: all zlib clean valgrind docs: diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index e80eae0b86..7510f6b724 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -371,11 +371,17 @@ typedef struct erl_drv_entry { #ifndef ERL_DRIVER_TYPES_ONLY #if defined(VXWORKS) -# define DRIVER_INIT(DRIVER_NAME) ErlDrvEntry* DRIVER_NAME ## _init(void) +# define DRIVER_INIT(DRIVER_NAME) \ + ErlDrvEntry* DRIVER_NAME ## _init(void); \ + ErlDrvEntry* DRIVER_NAME ## _init(void) #elif defined(__WIN32__) -# define DRIVER_INIT(DRIVER_NAME) __declspec(dllexport) ErlDrvEntry* driver_init(void) +# define DRIVER_INIT(DRIVER_NAME) \ + __declspec(dllexport) ErlDrvEntry* driver_init(void); \ + __declspec(dllexport) ErlDrvEntry* driver_init(void) #else -# define DRIVER_INIT(DRIVER_NAME) ErlDrvEntry* driver_init(void) +# define DRIVER_INIT(DRIVER_NAME) \ + ErlDrvEntry* driver_init(void); \ + ErlDrvEntry* driver_init(void) #endif /* diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index eb2b945877..9590aa4a74 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -910,7 +910,18 @@ minor_collection(Process* p, int need, Eterm* objv, int nobj, Uint *recl) * XXX: WARNING: If HiPE starts storing other non-Erlang values on the * nstack, such as floats, then this will have to be changed. */ -#define offset_nstack(p,offs,area,area_size) offset_heap_ptr(hipe_nstack_start((p)),hipe_nstack_used((p)),(offs),(area),(area_size)) +static ERTS_INLINE void offset_nstack(Process* p, Sint offs, + char* area, Uint area_size) +{ + if (p->hipe.nstack) { + ASSERT(p->hipe.nsp && p->hipe.nstend); + offset_heap_ptr(hipe_nstack_start(p), hipe_nstack_used(p), + offs, area, area_size); + } + else { + ASSERT(!p->hipe.nsp && !p->hipe.nstend); + } +} #else /* !HIPE */ diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 2b5e65b11a..a2b08fcf56 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -731,7 +731,6 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) int reds = ERTS_PORT_REDS_EXECUTE; erts_aint_t io_tasks_executed = 0; int fpe_was_unmasked; - ErtsPortTaskExeBlockData blk_data = {runq, NULL}; ERTS_SMP_LC_ASSERT(erts_smp_lc_runq_is_locked(runq)); @@ -965,8 +964,6 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) #endif done: - blk_data.resp = &res; - ERTS_SMP_LC_ASSERT(erts_smp_lc_runq_is_locked(runq)); ERTS_PORT_REDUCTIONS_EXECUTED(runq, reds); diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index b8c6b64fc0..5469a59d8c 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -7980,15 +7980,6 @@ static void doit_exit_link(ErtsLink *lnk, void *vpcontext) if (rlnk) erts_destroy_link(rlnk); erts_deref_dist_entry(dep); - } else { -#ifndef ERTS_SMP - /* XXX Is this possible? Shouldn't this link - previously have been removed if the node - had previously been disconnected. */ - ASSERT(0); -#endif - /* This is possible when smp support has been enabled, - and dist port and process exits simultaneously. */ } break; diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c index b487dbf054..70c3e7612f 100644 --- a/erts/emulator/beam/erl_trace.c +++ b/erts/emulator/beam/erl_trace.c @@ -544,7 +544,7 @@ send_to_port(Process *c_p, Eterm message, */ static void -profile_send(Eterm message) { +profile_send(Eterm profiler, Eterm message) { Uint sz = 0; ErlHeapFragment *bp = NULL; Uint *hp = NULL; @@ -552,8 +552,6 @@ profile_send(Eterm message) { Process *profile_p = NULL; ErlOffHeap *off_heap = NULL; - Eterm profiler = erts_get_system_profile(); - if (is_internal_port(profiler)) { Port *profiler_port = NULL; @@ -2583,6 +2581,7 @@ profile_scheduler(Eterm scheduler_id, Eterm state) { Uint Ms, s, us; #ifndef ERTS_SMP + Eterm profiler; #define LOCAL_HEAP_SIZE (4 + 7) DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); UseTmpHeapNoproc(LOCAL_HEAP_SIZE); @@ -2617,7 +2616,8 @@ profile_scheduler(Eterm scheduler_id, Eterm state) { make_small(active_sched), timestamp); hp += 7; #ifndef ERTS_SMP - profile_send(msg); + profiler = erts_get_system_profile(); + profile_send(profiler, msg); UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); #undef LOCAL_HEAP_SIZE #else @@ -2632,6 +2632,7 @@ profile_scheduler_q(Eterm scheduler_id, Eterm state, Eterm no_schedulers, Uint M Eterm *hp, msg, timestamp; #ifndef ERTS_SMP + Eterm profiler; #define LOCAL_HEAP_SIZE (4 + 7) DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); UseTmpHeapNoproc(LOCAL_HEAP_SIZE); @@ -2652,7 +2653,8 @@ profile_scheduler_q(Eterm scheduler_id, Eterm state, Eterm no_schedulers, Uint M timestamp = TUPLE3(hp, make_small(Ms), make_small(s), make_small(us)); hp += 4; msg = TUPLE6(hp, am_profile, am_scheduler, scheduler_id, state, no_schedulers, timestamp); hp += 7; #ifndef ERTS_SMP - profile_send(msg); + profiler = erts_get_system_profile(); + profile_send(profiler, msg); UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); #undef LOCAL_HEAP_SIZE #else @@ -2895,6 +2897,7 @@ profile_runnable_port(Port *p, Eterm status) { Eterm count = make_small(0); #ifndef ERTS_SMP + Eterm profiler; #define LOCAL_HEAP_SIZE (4 + 6) DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); @@ -2919,7 +2922,8 @@ profile_runnable_port(Port *p, Eterm status) { msg = TUPLE5(hp, am_profile, p->id, status, count, timestamp); hp += 6; #ifndef ERTS_SMP - profile_send(msg); + profiler = erts_get_system_profile(); + profile_send(profiler, msg); UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); #undef LOCAL_HEAP_SIZE #else @@ -2934,6 +2938,7 @@ profile_runnable_proc(Process *p, Eterm status){ Uint Ms, s, us; Eterm *hp, msg, timestamp; Eterm where = am_undefined; + Eterm profiler; #ifndef ERTS_SMP #define LOCAL_HEAP_SIZE (4 + 6 + 4) @@ -2946,6 +2951,12 @@ profile_runnable_proc(Process *p, Eterm status){ ErlHeapFragment *bp; Uint hsz = 4 + 6 + 4; #endif + profiler = erts_get_system_profile(); + + /* Do not profile profiler pid */ + if (profiler == p->id) { + return; + } if (!p->current) { p->current = find_function_from_pc(p->i); @@ -2972,7 +2983,7 @@ profile_runnable_proc(Process *p, Eterm status){ timestamp = TUPLE3(hp, make_small(Ms), make_small(s), make_small(us)); hp += 4; msg = TUPLE5(hp, am_profile, p->id, status, where, timestamp); hp += 6; #ifndef ERTS_SMP - profile_send(msg); + profile_send(profiler, msg); UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); #undef LOCAL_HEAP_SIZE #else diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index eeaa4d24ea..47a99fdbe6 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -6194,6 +6194,7 @@ static int sctp_set_opts(inet_descriptor* desc, char* ptr, int len) type = SCTP_DEFAULT_SEND_PARAM; arg_ptr = (char*) (&arg.sri); arg_sz = sizeof ( arg.sri); + VALGRIND_MAKE_MEM_DEFINED(arg_ptr, arg_sz); /*suppress "uninitialised bytes"*/ break; } case SCTP_OPT_EVENTS: @@ -10299,7 +10300,6 @@ static void packet_inet_command(ErlDrvData e, char* buf, ErlDrvSizeT len) cmsg.hdr.cmsg_level = IPPROTO_SCTP; cmsg.hdr.cmsg_type = SCTP_SNDRCV; cmsg.hdr.cmsg_len = CMSG_LEN(sizeof(*sri)); - VALGRIND_MAKE_MEM_DEFINED(&cmsg, (char*)sri - (char*)&cmsg); /*suppress padding as "uninitialised bytes"*/ data_len = (buf + len) - ptr; /* The whole msg. @@ -10313,6 +10313,7 @@ static void packet_inet_command(ErlDrvData e, char* buf, ErlDrvSizeT len) mhdr.msg_iovlen = 1; mhdr.msg_control = cmsg.ancd; /* For ancilary data */ mhdr.msg_controllen = cmsg.hdr.cmsg_len; + VALGRIND_MAKE_MEM_DEFINED(mhdr.msg_control, mhdr.msg_controllen); /*suppress "uninitialised bytes"*/ mhdr.msg_flags = 0; /* Not used with "sendmsg" */ /* Now do the actual sending. NB: "flags" in "sendmsg" itself are NOT diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index cec22b3836..28e4382835 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -174,8 +174,13 @@ static inline unsigned char *bytearray_lvalue(Eterm bin, Eterm idx) { Sint i; unsigned char *bytes; +#ifndef DEBUG + ERTS_DECLARE_DUMMY(Uint bitoffs); + ERTS_DECLARE_DUMMY(Uint bitsize); +#else Uint bitoffs; Uint bitsize; +#endif if (is_not_binary(bin) || is_not_small(idx) || @@ -235,9 +240,15 @@ BIF_RETTYPE hipe_bifs_bitarray_2(BIF_ALIST_2) BIF_RETTYPE hipe_bifs_bitarray_update_3(BIF_ALIST_3) { unsigned char *bytes, bytemask; - Uint bitoffs, bitsize; Uint bitnr, bytenr; int set; +#ifndef DEBUG + ERTS_DECLARE_DUMMY(Uint bitoffs); + ERTS_DECLARE_DUMMY(Uint bitsize); +#else + Uint bitoffs; + Uint bitsize; +#endif if (is_not_binary(BIF_ARG_1)) BIF_ERROR(BIF_P, BADARG); @@ -267,8 +278,15 @@ BIF_RETTYPE hipe_bifs_bitarray_update_3(BIF_ALIST_3) BIF_RETTYPE hipe_bifs_bitarray_sub_2(BIF_ALIST_2) { unsigned char *bytes, bytemask; - Uint bitoffs, bitsize; Uint bitnr, bytenr; +#ifndef DEBUG + ERTS_DECLARE_DUMMY(Uint bitoffs); + ERTS_DECLARE_DUMMY(Uint bitsize); +#else + Uint bitoffs; + Uint bitsize; +#endif + if (is_not_binary(BIF_ARG_1)) BIF_ERROR(BIF_P, BADARG); @@ -397,10 +415,15 @@ BIF_RETTYPE hipe_bifs_enter_code_2(BIF_ALIST_2) Uint nrbytes; void *bytes; void *address; - Uint bitoffs; - Uint bitsize; Eterm trampolines; Eterm *hp; +#ifndef DEBUG + ERTS_DECLARE_DUMMY(Uint bitoffs); + ERTS_DECLARE_DUMMY(Uint bitsize); +#else + Uint bitoffs; + Uint bitsize; +#endif if (is_not_binary(BIF_ARG_1)) BIF_ERROR(BIF_P, BADARG); diff --git a/erts/emulator/hipe/hipe_gc.c b/erts/emulator/hipe/hipe_gc.c index 0199dea99e..e0575c35ff 100644 --- a/erts/emulator/hipe/hipe_gc.c +++ b/erts/emulator/hipe/hipe_gc.c @@ -46,9 +46,14 @@ Eterm *fullsweep_nstack(Process *p, Eterm *n_htop) char *src, *oh; Uint src_size, oh_size; + if (!p->hipe.nstack) { + ASSERT(!p->hipe.nsp && !p->hipe.nstend); + return n_htop; + } if (!nstack_walk_init_check(p)) return n_htop; + ASSERT(p->hipe.nsp && p->hipe.nstend); nsp = nstack_walk_nsp_begin(p); nsp_end = p->hipe.nstgraylim; if (nsp_end) @@ -136,9 +141,14 @@ void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop) char *heap; Uint heap_size, mature_size; + if (!p->hipe.nstack) { + ASSERT(!p->hipe.nsp && !p->hipe.nstend); + return; + } if (!nstack_walk_init_check(p)) return; + ASSERT(p->hipe.nsp && p->hipe.nstend); nsp = nstack_walk_nsp_begin(p); nsp_end = p->hipe.nstgraylim; if (nsp_end) { diff --git a/erts/emulator/sys/common/erl_poll.c b/erts/emulator/sys/common/erl_poll.c index b6cb271f17..3817b1e4d5 100644 --- a/erts/emulator/sys/common/erl_poll.c +++ b/erts/emulator/sys/common/erl_poll.c @@ -1949,7 +1949,7 @@ check_fd_events(ErtsPollSet ps, SysTimeval *tv, int max_res) */ struct dvpoll poll_res; int nfds = (int) erts_smp_atomic_read_nob(&ps->no_of_user_fds); -#ifdef ERTS_SMP +#if ERTS_POLL_USE_WAKEUP_PIPE nfds++; /* Wakeup pipe */ #endif if (timeout > INT_MAX) @@ -2487,7 +2487,7 @@ ERTS_POLL_EXPORT(erts_poll_info)(ErtsPollSet ps, ErtsPollInfo *pip) pip->memory_size = size; pip->poll_set_size = (int) erts_smp_atomic_read_nob(&ps->no_of_user_fds); -#ifdef ERTS_SMP +#if ERTS_POLL_USE_WAKEUP_PIPE pip->poll_set_size++; /* Wakeup pipe */ #endif diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index 08d2066da3..a3dcbc4cf3 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -88,6 +88,7 @@ MODULES= \ send_term_SUITE \ sensitive_SUITE \ signal_SUITE \ + smoke_test_SUITE \ statistics_SUITE \ system_info_SUITE \ system_profile_SUITE \ diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index 370363bf9e..6bd7361612 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -859,7 +859,13 @@ resource_holder(Pid,Reply,List) -> threading(doc) -> ["Test the threading API functions (reuse tests from driver API)"]; -threading(Config) when is_list(Config) -> +threading(Config) when is_list(Config) -> + case erlang:system_info(threads) of + true -> threading_do(Config); + false -> {skipped,"No thread support"} + end. + +threading_do(Config) -> ?line Data = ?config(data_dir, Config), ?line File = filename:join(Data, "tester"), ?line {ok,tester,ModBin} = compile:file(File, [binary,return_errors]), diff --git a/erts/emulator/test/nif_SUITE_data/tester.c b/erts/emulator/test/nif_SUITE_data/tester.c index 08466d0f18..257b116322 100644 --- a/erts/emulator/test/nif_SUITE_data/tester.c +++ b/erts/emulator/test/nif_SUITE_data/tester.c @@ -61,6 +61,7 @@ static int reload(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) static ERL_NIF_TERM run(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { testcase_run(NULL); + testcase_cleanup(NULL); return enif_make_atom(env, "ok"); } diff --git a/erts/emulator/test/smoke_test_SUITE.erl b/erts/emulator/test/smoke_test_SUITE.erl new file mode 100644 index 0000000000..98f1cf1ad5 --- /dev/null +++ b/erts/emulator/test/smoke_test_SUITE.erl @@ -0,0 +1,139 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2011. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +-module(smoke_test_SUITE). + +-include_lib("test_server/include/test_server.hrl"). + +%-compile(export_all). +-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, + init_per_group/2,end_per_group/2, + init_per_testcase/2, end_per_testcase/2]). + +-export([boot_combo/1]). + +-define(DEFAULT_TIMEOUT, ?t:minutes(2)). + +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + [boot_combo]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + + +init_per_testcase(Case, Config) when is_list(Config) -> + Dog = ?t:timetrap(?DEFAULT_TIMEOUT), + [{testcase, Case},{watchdog, Dog}|Config]. + +end_per_testcase(_Case, Config) when is_list(Config) -> + Dog = ?config(watchdog, Config), + ?t:timetrap_cancel(Dog), + ok. + +%%% +%%% The test cases ------------------------------------------------------------- +%%% + +boot_combo(Config) when is_list(Config) -> + ZFlags = os:getenv("ERL_ZFLAGS"), + NOOP = fun () -> ok end, + A42 = fun () -> + case erlang:system_info(threads) of + true -> + 42 = erlang:system_info(thread_pool_size); + false -> + ok + end + end, + SMPDisable = fun () -> false = erlang:system_info(smp_support) end, + try + chk_boot(Config, "+Ktrue", NOOP), + chk_boot(Config, "+A42", A42), + chk_boot(Config, "-smp disable", SMPDisable), + chk_boot(Config, "+Ktrue +A42", A42), + chk_boot(Config, "-smp disable +A42", + fun () -> SMPDisable(), A42() end), + chk_boot(Config, "-smp disable +Ktrue", SMPDisable), + chk_boot(Config, "-smp disable +Ktrue +A42", + fun () -> SMPDisable(), A42() end), + %% A lot more combos could be implemented... + ok + after + os:putenv("ERL_ZFLAGS", case ZFlags of + false -> ""; + _ -> ZFlags + end) + end. + +%%% +%%% Aux functions -------------------------------------------------------------- +%%% + +chk_boot(Config, Args, Fun) -> + true = os:putenv("ERL_ZFLAGS", Args), + Success = make_ref(), + Parent = self(), + ?t:format("--- Testing ~s~n", [Args]), + {ok, Node} = start_node(Config), + Pid = spawn_link(Node, fun () -> + Fun(), + Parent ! {self(), Success} + end), + receive + {Pid, Success} -> + Node = node(Pid), + stop_node(Node), + ?t:format("--- Success!~n", []), + ok + end. + +start_node(Config) -> + start_node(Config, ""). + +start_node(Config, Args) when is_list(Config) -> + ?line Pa = filename:dirname(code:which(?MODULE)), + ?line {A, B, C} = now(), + ?line Name = list_to_atom(atom_to_list(?MODULE) + ++ "-" + ++ atom_to_list(?config(testcase, Config)) + ++ "-" + ++ integer_to_list(A) + ++ "-" + ++ integer_to_list(B) + ++ "-" + ++ integer_to_list(C)), + ?line ?t:start_node(Name, slave, [{args, "-pa "++Pa++" "++Args}]). + +stop_node(Node) -> + ?t:stop_node(Node). + diff --git a/erts/emulator/test/system_profile_SUITE.erl b/erts/emulator/test/system_profile_SUITE.erl index 32089e8872..659e43f81d 100644 --- a/erts/emulator/test/system_profile_SUITE.erl +++ b/erts/emulator/test/system_profile_SUITE.erl @@ -27,6 +27,7 @@ system_profile_on_and_off/1, runnable_procs/1, runnable_ports/1, + dont_profile_profiler/1, scheduler/1 ]). @@ -40,7 +41,7 @@ -define(default_timeout, ?t:minutes(1)). init_per_testcase(_Case, Config) -> - ?line Dog=?t:timetrap(?default_timeout), + Dog=?t:timetrap(?default_timeout), [{watchdog, Dog}|Config]. end_per_testcase(_Case, Config) -> Dog=?config(watchdog, Config), @@ -51,7 +52,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [system_profile_on_and_off, runnable_procs, - runnable_ports, scheduler]. + runnable_ports, scheduler, dont_profile_profiler]. groups() -> []. @@ -77,31 +78,31 @@ system_profile_on_and_off(suite) -> system_profile_on_and_off(doc) -> ["Tests switching system_profiling on and off."]; system_profile_on_and_off(Config) when is_list(Config) -> - ?line Pid = start_profiler_process(), + Pid = start_profiler_process(), % Test runnable_ports on and off - ?line undefined = erlang:system_profile(Pid, [runnable_ports]), - ?line {Pid, [runnable_ports]} = erlang:system_profile(), - ?line {Pid, [runnable_ports]} = erlang:system_profile(undefined, []), + undefined = erlang:system_profile(Pid, [runnable_ports]), + {Pid, [runnable_ports]} = erlang:system_profile(), + {Pid, [runnable_ports]} = erlang:system_profile(undefined, []), % Test runnable_procs on and off - ?line undefined = erlang:system_profile(Pid, [runnable_procs]), - ?line {Pid, [runnable_procs]} = erlang:system_profile(), - ?line {Pid, [runnable_procs]} = erlang:system_profile(undefined, []), + undefined = erlang:system_profile(Pid, [runnable_procs]), + {Pid, [runnable_procs]} = erlang:system_profile(), + {Pid, [runnable_procs]} = erlang:system_profile(undefined, []), % Test scheduler on and off - ?line undefined = erlang:system_profile(Pid, [scheduler]), - ?line {Pid, [scheduler]} = erlang:system_profile(), - ?line {Pid, [scheduler]} = erlang:system_profile(undefined, []), + undefined = erlang:system_profile(Pid, [scheduler]), + {Pid, [scheduler]} = erlang:system_profile(), + {Pid, [scheduler]} = erlang:system_profile(undefined, []), % Test combined runnable_ports, runnable_procs, scheduler; on and off - ?line undefined = erlang:system_profile(Pid, [scheduler, runnable_procs, runnable_ports]), - ?line {Pid, [scheduler,runnable_procs,runnable_ports]} = erlang:system_profile(), - ?line {Pid, [scheduler,runnable_procs,runnable_ports]} = erlang:system_profile(undefined, []), + undefined = erlang:system_profile(Pid, [scheduler, runnable_procs, runnable_ports]), + {Pid, [scheduler,runnable_procs,runnable_ports]} = erlang:system_profile(), + {Pid, [scheduler,runnable_procs,runnable_ports]} = erlang:system_profile(undefined, []), % Test turned off and kill process - ?line undefined = erlang:system_profile(), - ?line exit(Pid,kill), + undefined = erlang:system_profile(), + exit(Pid,kill), ok. %% Test runnable_procs @@ -111,25 +112,25 @@ runnable_procs(suite) -> runnable_procs(doc) -> ["Tests system_profiling with runnable_procs."]; runnable_procs(Config) when is_list(Config) -> - ?line Pid = start_profiler_process(), + Pid = start_profiler_process(), % start a ring of processes % FIXME: Set #laps and #nodes in config file Nodes = 10, Laps = 10, - ?line Master = ring(Nodes), - ?line undefined = erlang:system_profile(Pid, [runnable_procs]), + Master = ring(Nodes), + undefined = erlang:system_profile(Pid, [runnable_procs]), % loop a message - ?line ok = ring_message(Master, message, Laps), - ?line Events = get_profiler_events(), - ?line kill_em_all = kill_ring(Master), - ?line erlang:system_profile(undefined, []), + ok = ring_message(Master, message, Laps), + Events = get_profiler_events(), + kill_em_all = kill_ring(Master), + erlang:system_profile(undefined, []), put(master, Master), put(laps, Laps), - ?line true = has_runnable_event(Events), + true = has_runnable_event(Events), Pids = sort_events_by_pid(Events), - ?line ok = check_events(Pids), + ok = check_events(Pids), erase(), - ?line exit(Pid,kill), + exit(Pid,kill), ok. runnable_ports(suite) -> @@ -137,21 +138,21 @@ runnable_ports(suite) -> runnable_ports(doc) -> ["Tests system_profiling with runnable_port."]; runnable_ports(Config) when is_list(Config) -> - ?line Pid = start_profiler_process(), - ?line undefined = erlang:system_profile(Pid, [runnable_ports]), - ?line EchoPid = echo(Config), + Pid = start_profiler_process(), + undefined = erlang:system_profile(Pid, [runnable_ports]), + EchoPid = echo(Config), % FIXME: Set config to number_of_echos Laps = 10, put(laps, Laps), - ?line ok = echo_message(EchoPid, Laps, message), - ?line Events = get_profiler_events(), - ?line kill_em_all = kill_echo(EchoPid), - ?line erlang:system_profile(undefined, []), - ?line true = has_runnable_event(Events), + ok = echo_message(EchoPid, Laps, message), + Events = get_profiler_events(), + kill_em_all = kill_echo(EchoPid), + erlang:system_profile(undefined, []), + true = has_runnable_event(Events), Pids = sort_events_by_pid(Events), - ?line ok = check_events(Pids), + ok = check_events(Pids), erase(), - ?line exit(Pid,kill), + exit(Pid,kill), ok. scheduler(suite) -> @@ -160,46 +161,68 @@ scheduler(doc) -> ["Tests system_profiling with scheduler."]; scheduler(Config) when is_list(Config) -> case {erlang:system_info(smp_support), erlang:system_info(schedulers_online)} of - {false,_} -> ?line {skipped, "No need for scheduler test when smp support is disabled."}; - {_, 1} -> ?line {skipped, "No need for scheduler test when only one scheduler online."}; + {false,_} -> {skipped, "No need for scheduler test when smp support is disabled."}; + {_, 1} -> {skipped, "No need for scheduler test when only one scheduler online."}; _ -> Nodes = 10, - ?line ok = check_block_system(Nodes), - ?line ok = check_multi_scheduling_block(Nodes), - ok + ok = check_block_system(Nodes), + ok = check_multi_scheduling_block(Nodes) end. +% the profiler pid should not be profiled +dont_profile_profiler(suite) -> + []; +dont_profile_profiler(doc) -> + ["Ensure system profiler process is not profiled."]; +dont_profile_profiler(Config) when is_list(Config) -> + Pid = start_profiler_process(), + + Nodes = 10, + Laps = 10, + Master = ring(Nodes), + undefined = erlang:system_profile(Pid, [runnable_procs]), + % loop a message + ok = ring_message(Master, message, Laps), + erlang:system_profile(undefined, []), + kill_em_all = kill_ring(Master), + Events = get_profiler_events(), + false = has_profiler_pid_event(Events, Pid), + + exit(Pid,kill), + ok. + + %%% Check scheduler profiling check_multi_scheduling_block(Nodes) -> - ?line Pid = start_profiler_process(), - ?line undefined = erlang:system_profile(Pid, [scheduler]), - ?line {ok, Supervisor} = start_load(Nodes), - ?line erlang:system_flag(multi_scheduling, block), - ?line erlang:system_flag(multi_scheduling, unblock), - ?line {Pid, [scheduler]} = erlang:system_profile(undefined, []), - ?line Events = get_profiler_events(), - ?line true = has_scheduler_event(Events), + Pid = start_profiler_process(), + undefined = erlang:system_profile(Pid, [scheduler]), + {ok, Supervisor} = start_load(Nodes), + erlang:system_flag(multi_scheduling, block), + erlang:system_flag(multi_scheduling, unblock), + {Pid, [scheduler]} = erlang:system_profile(undefined, []), + Events = get_profiler_events(), + true = has_scheduler_event(Events), stop_load(Supervisor), - ?line exit(Pid,kill), + exit(Pid,kill), erase(), ok. check_block_system(Nodes) -> - ?line Dummy = spawn(?MODULE, profiler_process, [[]]), - ?line Pid = start_profiler_process(), - ?line undefined = erlang:system_profile(Pid, [scheduler]), - ?line {ok, Supervisor} = start_load(Nodes), + Dummy = spawn(?MODULE, profiler_process, [[]]), + Pid = start_profiler_process(), + undefined = erlang:system_profile(Pid, [scheduler]), + {ok, Supervisor} = start_load(Nodes), % FIXME: remove wait !! wait(300), - ?line undefined = erlang:system_monitor(Dummy, [busy_port]), - ?line {Dummy, [busy_port]} = erlang:system_monitor(undefined, []), - ?line {Pid, [scheduler]} = erlang:system_profile(undefined, []), - ?line Events = get_profiler_events(), - ?line true = has_scheduler_event(Events), + undefined = erlang:system_monitor(Dummy, [busy_port]), + {Dummy, [busy_port]} = erlang:system_monitor(undefined, []), + {Pid, [scheduler]} = erlang:system_profile(undefined, []), + Events = get_profiler_events(), + true = has_scheduler_event(Events), stop_load(Supervisor), - ?line exit(Pid,kill), - ?line exit(Dummy,kill), + exit(Pid,kill), + exit(Dummy,kill), erase(), ok. @@ -211,17 +234,17 @@ check_events([Pid | Pids]) -> Laps = get(laps), CheckPids = get(pids), {Events, N} = get_pid_events(Pid), - ?line ok = check_event_flow(Events), - ?line ok = check_event_ts(Events), + ok = check_event_flow(Events), + ok = check_event_ts(Events), IsMember = lists:member(Pid, CheckPids), case Pid of Master -> io:format("Expected ~p and got ~p profile events from ~p: ok~n", [Laps*2+2, N, Pid]), - ?line N = Laps*2 + 2, + N = Laps*2 + 2, check_events(Pids); Pid when IsMember == true -> io:format("Expected ~p and got ~p profile events from ~p: ok~n", [Laps*2, N, Pid]), - ?line N = Laps*2, + N = Laps*2, check_events(Pids); Pid -> check_events(Pids) @@ -448,6 +471,12 @@ has_runnable_event(Events) -> end end, Events). +has_profiler_pid_event([], _) -> false; +has_profiler_pid_event([{profile, Pid, _Activity, _MFA, _TS}|Events], Pid) -> true; +has_profiler_pid_event([_|Events], Pid) -> + has_profiler_pid_event(Events, Pid). + + wait(Time) -> receive after Time -> ok end. %%% diff --git a/erts/etc/common/heart.c b/erts/etc/common/heart.c index 7a5746e630..fae4d870cc 100644 --- a/erts/etc/common/heart.c +++ b/erts/etc/common/heart.c @@ -685,14 +685,16 @@ do_terminate(reason) print_error("Would reboot. Terminating."); else { kill_old_erlang(); - system(command); + /* suppress gcc warning with 'if' */ + if(system(command)); print_error("Executed \"%s\". Terminating.",command); } free_env_val(command); } else { kill_old_erlang(); - system((char*)&cmd[0]); + /* suppress gcc warning with 'if' */ + if(system((char*)&cmd[0])); print_error("Executed \"%s\". Terminating.",cmd); } } diff --git a/erts/etc/common/inet_gethost.c b/erts/etc/common/inet_gethost.c index 77bfd5e2bc..d25d2910b4 100644 --- a/erts/etc/common/inet_gethost.c +++ b/erts/etc/common/inet_gethost.c @@ -1141,14 +1141,12 @@ static Worker *pick_worker(void) static Worker *pick_worker_greedy(AddrByte *domainbuff) { int i; - int ql = 0; int found = -1; for (i=0; i < num_busy_workers; ++i) { if (domaineq(busy_workers[i].domain, domainbuff)) { if ((found < 0) || (busy_workers[i].que_size < busy_workers[found].que_size)) { found = i; - ql = busy_workers[i].que_size; } } } @@ -1945,12 +1943,14 @@ static int worker_loop(void) } m = NULL; #else - write(1, reply, data_size); /* No signals expected */ + /* expect no signals */ + if (write(1, reply, data_size) < 0) + goto fail; #endif } /* for (;;) */ -#ifdef WIN32 fail: +#ifdef WIN32 if (m != NULL) { FREE(m); } @@ -1959,8 +1959,8 @@ static int worker_loop(void) if (reply) { FREE(reply); } - return 1; #endif + return 1; } static int map_netdb_error(int netdb_code) @@ -2561,7 +2561,8 @@ static void debugf(char *format, ...) WriteFile(debug_console_allocated,buff,strlen(buff),&res,NULL); } #else - write(2,buff,strlen(buff)); + /* suppress warning with 'if' */ + if(write(2,buff,strlen(buff))); #endif va_end(ap); } @@ -2583,7 +2584,8 @@ static void warning(char *format, ...) WriteFile(GetStdHandle(STD_ERROR_HANDLE),buff,strlen(buff),&res,NULL); } #else - write(2,buff,strlen(buff)); + /* suppress warning with 'if' */ + if(write(2,buff,strlen(buff))); #endif va_end(ap); } @@ -2605,7 +2607,8 @@ static void fatal(char *format, ...) WriteFile(GetStdHandle(STD_ERROR_HANDLE),buff,strlen(buff),&res,NULL); } #else - write(2,buff,strlen(buff)); + /* suppress warning with 'if' */ + if(write(2,buff,strlen(buff))); #endif va_end(ap); #ifndef WIN32 diff --git a/erts/etc/unix/to_erl.c b/erts/etc/unix/to_erl.c index 11fa3ff4cc..67274e67ed 100644 --- a/erts/etc/unix/to_erl.c +++ b/erts/etc/unix/to_erl.c @@ -352,7 +352,10 @@ int main(int argc, char **argv) * to trigger the version handshaking between to_erl and run_erl * at the start of every new to_erl-session. */ - write(wfd, "\022", 1); + + if (write(wfd, "\022", 1) < 0) { + fprintf(stderr, "Error in writing ^R to FIFO.\n"); + } /* * read and write @@ -412,7 +415,7 @@ int main(int argc, char **argv) if (len) { #ifdef DEBUG - write(1, buf, len); + if(write(1, buf, len)); #endif if (write_all(wfd, buf, len) != len) { fprintf(stderr, "Error in writing to FIFO.\n"); diff --git a/erts/lib_src/pthread/ethread.c b/erts/lib_src/pthread/ethread.c index ad29249bac..fb7d135418 100644 --- a/erts/lib_src/pthread/ethread.c +++ b/erts/lib_src/pthread/ethread.c @@ -123,34 +123,53 @@ ethr_ts_event *ethr_get_tse__(void) #if defined(ETHR_PPC_RUNTIME_CONF__) -static volatile int lwsync_caused_sigill; +#include <sys/wait.h> static void handle_lwsync_sigill(int signum) { - lwsync_caused_sigill = 1; + _exit(1); } static int ppc_init__(void) { - struct sigaction act, oact; - lwsync_caused_sigill = 0; + int pid; - sigemptyset(&act.sa_mask); - act.sa_flags = 0; - act.sa_handler = handle_lwsync_sigill; - if (sigaction(SIGILL, &act, &oact) != 0) - return errno; + /* If anything what so ever failes we assume no lwsync for safety */ + ethr_runtime__.conf.have_lwsync = 0; + + /* + * We perform the lwsync test (which might cause an illegal + * instruction signal) in a separate process in order to be + * completely certain that we do not mess up our own state. + */ + pid = fork(); + if (pid == 0) { + struct sigaction act, oact; - __asm__ __volatile__ ("lwsync\n\t" : : : "memory"); + sigemptyset(&act.sa_mask); + act.sa_flags = SA_RESETHAND; + act.sa_handler = handle_lwsync_sigill; + if (sigaction(SIGILL, &act, &oact) != 0) + _exit(2); - act.sa_flags = 0; - act.sa_handler = SIG_DFL; - if (sigaction(SIGILL, &act, &oact) != 0) - return errno; + __asm__ __volatile__ ("lwsync\n\t" : : : "memory"); + + _exit(0); + } - ethr_runtime__.conf.have_lwsync = (int) !lwsync_caused_sigill; + if (pid != -1) { + while (1) { + int status, res; + res = waitpid(pid, &status, 0); + if (res == pid) { + if (WIFEXITED(status) && WEXITSTATUS(status) == 0) + ethr_runtime__.conf.have_lwsync = 1; + break; + } + } + } return 0; } diff --git a/erts/test/erl_print_SUITE.erl b/erts/test/erl_print_SUITE.erl index ee1a200530..adc353bd51 100644 --- a/erts/test/erl_print_SUITE.erl +++ b/erts/test/erl_print_SUITE.erl @@ -303,7 +303,7 @@ read_case_data(Port, TestCase) -> {Port, {data, {eol, [?PID_MARKER | PidStr]}}} -> ?line ?t:format("Port program pid: ~s~n", [PidStr]), ?line CaseProc = self(), - ?line list_to_integer(PidStr), % Sanity check + ?line _ = list_to_integer(PidStr), % Sanity check spawn_opt(fun () -> port_prog_killer(CaseProc, PidStr) end, diff --git a/erts/test/ethread_SUITE.erl b/erts/test/ethread_SUITE.erl index 80f988b0aa..5bb5aed3ed 100644 --- a/erts/test/ethread_SUITE.erl +++ b/erts/test/ethread_SUITE.erl @@ -68,9 +68,6 @@ tests() -> atomic, dw_atomic_massage]. -all(doc) -> []; -all(suite) -> tests(). - suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> @@ -125,35 +122,37 @@ try_lock_mutex(suite) -> try_lock_mutex(Config) -> run_case(Config, "try_lock_mutex", ""). -wd_dispatch(P) -> - receive - bye -> - ?line true = port_command(P, "-1 "), - ?line bye; - L when is_list(L) -> - ?line true = port_command(P, L), - ?line wd_dispatch(P) - end. - -watchdog(Port) -> - ?line process_flag(priority, max), - ?line receive after 500 -> ok end, - - ?line random:seed(), - ?line true = port_command(Port, "0 "), - ?line lists:foreach(fun (T) -> - erlang:send_after(T, - self(), - integer_to_list(T) - ++ " ") - end, - lists:usort(lists:map(fun (_) -> - random:uniform(4500)+500 - end, - lists:duplicate(50,0)))), - ?line erlang:send_after(5100, self(), bye), - - wd_dispatch(Port). +%% Remove dead code? + +% wd_dispatch(P) -> +% receive +% bye -> +% ?line true = port_command(P, "-1 "), +% ?line bye; +% L when is_list(L) -> +% ?line true = port_command(P, L), +% ?line wd_dispatch(P) +% end. +% +% watchdog(Port) -> +% ?line process_flag(priority, max), +% ?line receive after 500 -> ok end, +% +% ?line random:seed(), +% ?line true = port_command(Port, "0 "), +% ?line lists:foreach(fun (T) -> +% erlang:send_after(T, +% self(), +% integer_to_list(T) +% ++ " ") +% end, +% lists:usort(lists:map(fun (_) -> +% random:uniform(4500)+500 +% end, +% lists:duplicate(50,0)))), +% ?line erlang:send_after(5100, self(), bye), +% +% wd_dispatch(Port). cond_wait(doc) -> ["Tests ethr_cond_wait with ethr_cond_signal and ethr_cond_broadcast."]; @@ -307,7 +306,7 @@ read_case_data(Port, TestCase) -> {Port, {data, {eol, [?PID_MARKER | PidStr]}}} -> ?line ?t:format("Port program pid: ~s~n", [PidStr]), ?line CaseProc = self(), - ?line list_to_integer(PidStr), % Sanity check + ?line _ = list_to_integer(PidStr), % Sanity check spawn_opt(fun () -> port_prog_killer(CaseProc, PidStr) end, diff --git a/erts/test/z_SUITE.erl b/erts/test/z_SUITE.erl index 482ecb8fba..28da923497 100644 --- a/erts/test/z_SUITE.erl +++ b/erts/test/z_SUITE.erl @@ -236,8 +236,8 @@ format_core(#core_search_conf{file = false}, Core, Ignore) -> [Ignore, Core] ++ mod_time_list(Core)); format_core(#core_search_conf{file = File}, Core, Ignore) -> FRes = str_strip(os:cmd(File ++ " " ++ Core)), - case catch regexp:match(FRes, Core) of - {match, _, _} -> + case catch re:run(FRes, Core, [caseless,{capture,none}]) of + match -> io:format(" ~s~s " ++ time_fstr() ++ "~n", [Ignore, FRes] ++ mod_time_list(Core)); _ -> diff --git a/erts/vsn.mk b/erts/vsn.mk index 1b3cd67947..053c0e9f52 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -17,8 +17,8 @@ # %CopyrightEnd% # -VSN = 5.9 -SYSTEM_VSN = R15B +VSN = 5.9.1 +SYSTEM_VSN = R15B01 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |