diff options
Diffstat (limited to 'erts/emulator/beam/erl_trace.c')
| -rw-r--r-- | erts/emulator/beam/erl_trace.c | 474 |
1 files changed, 126 insertions, 348 deletions
diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c index db7d0ac449..018894f685 100644 --- a/erts/emulator/beam/erl_trace.c +++ b/erts/emulator/beam/erl_trace.c @@ -77,8 +77,8 @@ static Eterm system_profile; int erts_cpu_timestamp; #endif -static erts_smp_mtx_t smq_mtx; -static erts_smp_rwmtx_t sys_trace_rwmtx; +static erts_mtx_t smq_mtx; +static erts_rwmtx_t sys_trace_rwmtx; enum ErtsSysMsgType { SYS_MSG_TYPE_UNDEFINED, @@ -237,7 +237,6 @@ write_timestamp(ErtsTraceTimeStamp *tsp, Eterm **hpp) } } -#ifdef ERTS_SMP static ERTS_INLINE Uint patch_ts_size(int ts_type) @@ -257,7 +256,6 @@ patch_ts_size(int ts_type) return 0; } } -#endif /* ERTS_SMP */ /* * Write a timestamp. The timestamp MUST be the last @@ -298,18 +296,11 @@ write_ts(int ts_type, Eterm *hp, ErlHeapFragment *bp, Process *tracer) if (shrink) { if (bp) bp->used_size -= shrink; -#ifndef ERTS_SMP - else if (tracer) { - Eterm *endp = ts_hp + shrink; - HRelease(tracer, endp, ts_hp); - } -#endif } return res; } -#ifdef ERTS_SMP static void enqueue_sys_msg_unlocked(enum ErtsSysMsgType type, Eterm from, Eterm to, @@ -321,7 +312,6 @@ static void enqueue_sys_msg(enum ErtsSysMsgType type, Eterm msg, ErlHeapFragment *bp); static void init_sys_msg_dispatcher(void); -#endif static void init_tracer_nif(void); static int tracer_cmp_fun(void*, void*); @@ -332,11 +322,11 @@ static void tracer_free_fun(void*); typedef struct ErtsTracerNif_ ErtsTracerNif; void erts_init_trace(void) { - erts_smp_rwmtx_opt_t rwmtx_opts = ERTS_SMP_RWMTX_OPT_DEFAULT_INITER; - rwmtx_opts.type = ERTS_SMP_RWMTX_TYPE_EXTREMELY_FREQUENT_READ; - rwmtx_opts.lived = ERTS_SMP_RWMTX_LONG_LIVED; + erts_rwmtx_opt_t rwmtx_opts = ERTS_RWMTX_OPT_DEFAULT_INITER; + rwmtx_opts.type = ERTS_RWMTX_TYPE_EXTREMELY_FREQUENT_READ; + rwmtx_opts.lived = ERTS_RWMTX_LONG_LIVED; - erts_smp_rwmtx_init_opt(&sys_trace_rwmtx, &rwmtx_opts, "sys_tracers", NIL, + erts_rwmtx_init_opt(&sys_trace_rwmtx, &rwmtx_opts, "sys_tracers", NIL, ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DEBUG); #ifdef HAVE_ERTS_NOW_CPU @@ -350,9 +340,7 @@ void erts_init_trace(void) { default_port_trace_flags = F_INITIAL_TRACE_FLAGS; default_port_tracer = erts_tracer_nil; system_seq_tracer = erts_tracer_nil; -#ifdef ERTS_SMP init_sys_msg_dispatcher(); -#endif init_tracer_nif(); } @@ -412,43 +400,35 @@ static Uint active_sched; void erts_system_profile_setup_active_schedulers(void) { - ERTS_SMP_LC_ASSERT(erts_thr_progress_is_blocking()); + ERTS_LC_ASSERT(erts_thr_progress_is_blocking()); active_sched = erts_active_schedulers(); } static void exiting_reset(Eterm exiting) { - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); if (exiting == system_monitor) { -#ifdef ERTS_SMP system_monitor = NIL; /* Let the trace message dispatcher clear flags, etc */ -#else - erts_system_monitor_clear(NULL); -#endif } if (exiting == system_profile) { -#ifdef ERTS_SMP system_profile = NIL; /* Let the trace message dispatcher clear flags, etc */ -#else - erts_system_profile_clear(NULL); -#endif } - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); } void erts_trace_check_exiting(Eterm exiting) { int reset = 0; - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); if (exiting == system_monitor) reset = 1; else if (exiting == system_profile) reset = 1; - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); if (reset) exiting_reset(exiting); } @@ -468,7 +448,7 @@ erts_set_system_seq_tracer(Process *c_p, ErtsProcLocks c_p_locks, ErtsTracer new } } - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); old = system_seq_tracer; system_seq_tracer = erts_tracer_nil; erts_tracer_update(&system_seq_tracer, new); @@ -476,7 +456,7 @@ erts_set_system_seq_tracer(Process *c_p, ErtsProcLocks c_p_locks, ErtsTracer new #ifdef DEBUG_PRINTOUTS erts_fprintf(stderr, "set seq tracer new=%T old=%T\n", new, old); #endif - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); return old; } @@ -484,12 +464,12 @@ ErtsTracer erts_get_system_seq_tracer(void) { ErtsTracer st; - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); st = system_seq_tracer; #ifdef DEBUG_PRINTOUTS erts_fprintf(stderr, "get seq tracer %T\n", st); #endif - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); if (st != erts_tracer_nil && call_enabled_tracer(st, NULL, TRACE_FUN_ENABLED, @@ -522,8 +502,8 @@ get_default_tracing(Uint *flagsp, ErtsTracer *tracerp, ErtsTracer curr_default_tracer = *default_tracer; if (tracerp) { /* we only have a rlock, so we have to unlock and then rwlock */ - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); } /* check if someone else changed default tracer while we got the write lock, if so we don't do @@ -533,8 +513,8 @@ get_default_tracing(Uint *flagsp, ErtsTracer *tracerp, ERTS_TRACER_CLEAR(default_tracer); } if (tracerp) { - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); } } } @@ -567,81 +547,81 @@ void erts_change_default_proc_tracing(int setflags, Uint flagsp, const ErtsTracer tracer) { - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); erts_change_default_tracing( setflags, flagsp, tracer, &default_proc_trace_flags, &default_proc_tracer); - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); } void erts_change_default_port_tracing(int setflags, Uint flagsp, const ErtsTracer tracer) { - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); erts_change_default_tracing( setflags, flagsp, tracer, &default_port_trace_flags, &default_port_tracer); - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); } void erts_get_default_proc_tracing(Uint *flagsp, ErtsTracer *tracerp) { - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); *tracerp = erts_tracer_nil; /* initialize */ get_default_tracing( flagsp, tracerp, &default_proc_trace_flags, &default_proc_tracer); - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); } void erts_get_default_port_tracing(Uint *flagsp, ErtsTracer *tracerp) { - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); *tracerp = erts_tracer_nil; /* initialize */ get_default_tracing( flagsp, tracerp, &default_port_trace_flags, &default_port_tracer); - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); } void erts_set_system_monitor(Eterm monitor) { - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); system_monitor = monitor; - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); } Eterm erts_get_system_monitor(void) { Eterm monitor; - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); monitor = system_monitor; - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); return monitor; } /* Performance monitoring */ void erts_set_system_profile(Eterm profile) { - erts_smp_rwmtx_rwlock(&sys_trace_rwmtx); + erts_rwmtx_rwlock(&sys_trace_rwmtx); system_profile = profile; - erts_smp_rwmtx_rwunlock(&sys_trace_rwmtx); + erts_rwmtx_rwunlock(&sys_trace_rwmtx); } Eterm erts_get_system_profile(void) { Eterm profile; - erts_smp_rwmtx_rlock(&sys_trace_rwmtx); + erts_rwmtx_rlock(&sys_trace_rwmtx); profile = system_profile; - erts_smp_rwmtx_runlock(&sys_trace_rwmtx); + erts_rwmtx_runlock(&sys_trace_rwmtx); return profile; } @@ -679,71 +659,11 @@ write_sys_msg_to_port(Eterm unused_to, erts_exit(ERTS_ERROR_EXIT, "Internal error in do_send_to_port: %d\n", ptr-buffer); } -#ifndef ERTS_SMP - if (!INVALID_TRACER_PORT(trace_port, trace_port->common.id)) -#endif erts_raw_port_command(trace_port, buffer, ptr-buffer); erts_free(ERTS_ALC_T_TMP, (void *) buffer); } -#ifndef ERTS_SMP -/* Profile send - * Checks if profiler is port or process - * Eterm msg is local, need copying. - */ - -static void -profile_send(Eterm from, Eterm message) { - Uint sz = 0; - Uint *hp = NULL; - Eterm msg = NIL; - Process *profile_p = NULL; - - Eterm profiler = erts_get_system_profile(); - - /* do not profile profiler pid */ - if (from == profiler) return; - - if (is_internal_port(profiler)) { - Port *profiler_port = NULL; - - /* not smp */ - - profiler_port = erts_id2port_sflgs(profiler, - NULL, - 0, - ERTS_PORT_SFLGS_INVALID_TRACER_LOOKUP); - if (profiler_port) { - write_sys_msg_to_port(profiler, - profiler_port, - NIL, /* or current process->common.id */ - SYS_MSG_TYPE_SYSPROF, - message); - erts_port_release(profiler_port); - } - - } else { - ErtsMessage *mp; - ASSERT(is_internal_pid(profiler)); - - profile_p = erts_proc_lookup(profiler); - - if (!profile_p) - return; - - sz = size_object(message); - mp = erts_alloc_message(sz, &hp); - if (sz == 0) - msg = message; - else - msg = copy_struct(message, sz, &hp, &mp->hfrag.off_heap); - - erts_queue_message(profile_p, 0, mp, msg, from); - } -} - -#endif static void trace_sched_aux(Process *p, ErtsProcLocks locks, Eterm what) @@ -815,9 +735,7 @@ trace_send(Process *p, Eterm to, Eterm msg) ErtsTracerNif *tnif = NULL; ErtsTracingEvent* te; Eterm pam_result; -#ifdef ERTS_SMP ErtsThrPrgrDelayHandle dhndl; -#endif ASSERT(ARE_TRACE_FLAGS_ON(p, F_TRACE_SEND)); @@ -842,9 +760,7 @@ trace_send(Process *p, Eterm to, Eterm msg) } else pam_result = am_true; -#ifdef ERTS_SMP dhndl = erts_thr_progress_unmanaged_delay(); -#endif if (is_internal_pid(to)) { if (!erts_proc_lookup(to)) @@ -862,9 +778,7 @@ trace_send(Process *p, Eterm to, Eterm msg) operation, msg, to, pam_result); } -#ifdef ERTS_SMP erts_thr_progress_unmanaged_continue(dhndl); -#endif erts_match_set_release_result_trace(p, pam_result); } @@ -1179,7 +1093,7 @@ erts_call_trace(Process* p, ErtsCodeInfo *info, Binary *match_spec, Eterm transformed_args[MAX_ARG]; ErtsTracer pre_ms_tracer = erts_tracer_nil; - ERTS_SMP_LC_ASSERT(erts_proc_lc_my_proc_locks(p) & ERTS_PROC_LOCK_MAIN); + ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks(p) & ERTS_PROC_LOCK_MAIN); ASSERT(tracer); if (ERTS_TRACER_COMPARE(*tracer, erts_tracer_true)) { @@ -1467,21 +1381,11 @@ monitor_long_schedule_proc(Process *p, ErtsCodeMFA *in_fp, { ErlHeapFragment *bp; ErlOffHeap *off_heap; -#ifndef ERTS_SMP - Process *monitor_p; -#endif Uint hsz; Eterm *hp, list, in_mfa = am_undefined, out_mfa = am_undefined; Eterm in_tpl, out_tpl, tmo_tpl, tmo, msg; -#ifndef ERTS_SMP - ASSERT(is_internal_pid(system_monitor)); - monitor_p = erts_proc_lookup(system_monitor); - if (!monitor_p || p == monitor_p) { - return; - } -#endif /* * Size: {monitor, pid, long_schedule, [{timeout, T}, {in, {M,F,A}},{out,{M,F,A}}]} -> * 5 (top tuple of 4), (3 (elements) * 2 (cons)) + 3 (timeout tuple of 2) + size of Timeout + @@ -1517,36 +1421,18 @@ monitor_long_schedule_proc(Process *p, ErtsCodeMFA *in_fp, hp += 2; msg = TUPLE4(hp, am_monitor, p->common.id, am_long_schedule, list); hp += 5; -#ifdef ERTS_SMP enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->common.id, NIL, msg, bp); -#else - { - ErtsMessage *mp = erts_alloc_message(0, NULL); - mp->data.heap_frag = bp; - erts_queue_message(monitor_p, 0, mp, msg, am_system); - } -#endif } void monitor_long_schedule_port(Port *pp, ErtsPortTaskType type, Uint time) { ErlHeapFragment *bp; ErlOffHeap *off_heap; -#ifndef ERTS_SMP - Process *monitor_p; -#endif Uint hsz; Eterm *hp, list, op; Eterm op_tpl, tmo_tpl, tmo, msg; -#ifndef ERTS_SMP - ASSERT(is_internal_pid(system_monitor)); - monitor_p = erts_proc_lookup(system_monitor); - if (!monitor_p) { - return; - } -#endif /* * Size: {monitor, port, long_schedule, [{timeout, T}, {op, Operation}]} -> * 5 (top tuple of 4), (2 (elements) * 2 (cons)) + 3 (timeout tuple of 2) @@ -1563,7 +1449,6 @@ monitor_long_schedule_port(Port *pp, ErtsPortTaskType type, Uint time) case ERTS_PORT_TASK_TIMEOUT: op = am_timeout; break; case ERTS_PORT_TASK_INPUT: op = am_input; break; case ERTS_PORT_TASK_OUTPUT: op = am_output; break; - case ERTS_PORT_TASK_EVENT: op = am_event; break; case ERTS_PORT_TASK_DIST_CMD: op = am_dist_cmd; break; default: op = am_undefined; break; } @@ -1582,24 +1467,13 @@ monitor_long_schedule_port(Port *pp, ErtsPortTaskType type, Uint time) hp += 2; msg = TUPLE4(hp, am_monitor, pp->common.id, am_long_schedule, list); hp += 5; -#ifdef ERTS_SMP enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, pp->common.id, NIL, msg, bp); -#else - { - ErtsMessage *mp = erts_alloc_message(0, NULL); - mp->data.heap_frag = bp; - erts_queue_message(monitor_p, 0, mp, msg, am_system); - } -#endif } void monitor_long_gc(Process *p, Uint time) { ErlHeapFragment *bp; ErlOffHeap *off_heap; -#ifndef ERTS_SMP - Process *monitor_p; -#endif Uint hsz; Eterm *hp, list, msg; Eterm tags[] = { @@ -1624,12 +1498,6 @@ monitor_long_gc(Process *p, Uint time) { Eterm *hp_end; #endif -#ifndef ERTS_SMP - ASSERT(is_internal_pid(system_monitor)); - monitor_p = erts_proc_lookup(system_monitor); - if (!monitor_p || p == monitor_p) - return; -#endif hsz = 0; (void) erts_bld_atom_uword_2tup_list(NULL, @@ -1657,24 +1525,13 @@ monitor_long_gc(Process *p, Uint time) { ASSERT(hp == hp_end); #endif -#ifdef ERTS_SMP enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->common.id, NIL, msg, bp); -#else - { - ErtsMessage *mp = erts_alloc_message(0, NULL); - mp->data.heap_frag = bp; - erts_queue_message(monitor_p, 0, mp, msg, am_system); - } -#endif } void monitor_large_heap(Process *p) { ErlHeapFragment *bp; ErlOffHeap *off_heap; -#ifndef ERTS_SMP - Process *monitor_p; -#endif Uint hsz; Eterm *hp, list, msg; Eterm tags[] = { @@ -1698,13 +1555,6 @@ monitor_large_heap(Process *p) { #endif -#ifndef ERTS_SMP - ASSERT(is_internal_pid(system_monitor)); - monitor_p = erts_proc_lookup(system_monitor); - if (!monitor_p || p == monitor_p) { - return; - } -#endif hsz = 0; (void) erts_bld_atom_uword_2tup_list(NULL, @@ -1732,47 +1582,22 @@ monitor_large_heap(Process *p) { ASSERT(hp == hp_end); #endif -#ifdef ERTS_SMP enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->common.id, NIL, msg, bp); -#else - { - ErtsMessage *mp = erts_alloc_message(0, NULL); - mp->data.heap_frag = bp; - erts_queue_message(monitor_p, 0, mp, msg, am_system); - } -#endif } void monitor_generic(Process *p, Eterm type, Eterm spec) { ErlHeapFragment *bp; ErlOffHeap *off_heap; -#ifndef ERTS_SMP - Process *monitor_p; -#endif Eterm *hp, msg; -#ifndef ERTS_SMP - ASSERT(is_internal_pid(system_monitor)); - monitor_p = erts_proc_lookup(system_monitor); - if (!monitor_p || p == monitor_p) - return; -#endif hp = ERTS_ALLOC_SYSMSG_HEAP(5, &bp, &off_heap, monitor_p); msg = TUPLE4(hp, am_monitor, p->common.id, type, spec); hp += 5; -#ifdef ERTS_SMP enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->common.id, NIL, msg, bp); -#else - { - ErtsMessage *mp = erts_alloc_message(0, NULL); - mp->data.heap_frag = bp; - erts_queue_message(monitor_p, 0, mp, msg, am_system); - } -#endif } @@ -1785,21 +1610,14 @@ profile_scheduler(Eterm scheduler_id, Eterm state) { Eterm *hp, msg; ErlHeapFragment *bp = NULL; -#ifndef ERTS_SMP -#define LOCAL_HEAP_SIZE (7 + ERTS_TRACE_PATCH_TS_MAX_SIZE) - DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); - UseTmpHeapNoproc(LOCAL_HEAP_SIZE); - hp = local_heap; -#else Uint hsz; hsz = 7 + patch_ts_size(erts_system_profile_ts_type)-1; bp = new_message_buffer(hsz); hp = bp->mem; -#endif - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); switch (state) { case am_active: @@ -1821,14 +1639,8 @@ profile_scheduler(Eterm scheduler_id, Eterm state) { /* Write timestamp in element 6 of the 'msg' tuple */ hp[-1] = write_ts(erts_system_profile_ts_type, hp, bp, NULL); -#ifndef ERTS_SMP - profile_send(NIL, msg); - UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); -#undef LOCAL_HEAP_SIZE -#else enqueue_sys_msg_unlocked(SYS_MSG_TYPE_SYSPROF, NIL, NIL, msg, bp); -#endif - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } @@ -1837,7 +1649,7 @@ profile_scheduler(Eterm scheduler_id, Eterm state) { void trace_port_open(Port *p, Eterm calling_pid, Eterm drv_name) { ErtsTracerNif *tnif = NULL; - ERTS_SMP_CHK_NO_PROC_LOCKS; + ERTS_CHK_NO_PROC_LOCKS; if (is_tracer_enabled(NULL, 0, &p->common, &tnif, TRACE_FUN_E_PORTS, am_open)) send_to_tracer_nif(NULL, &p->common, p->common.id, tnif, TRACE_FUN_T_PORTS, am_open, calling_pid, drv_name, am_true); @@ -1854,9 +1666,9 @@ void trace_port(Port *t_p, Eterm what, Eterm data) { ErtsTracerNif *tnif = NULL; - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(t_p) + ERTS_LC_ASSERT(erts_lc_is_port_locked(t_p) || erts_thr_progress_is_blocking()); - ERTS_SMP_CHK_NO_PROC_LOCKS; + ERTS_CHK_NO_PROC_LOCKS; if (is_tracer_enabled(NULL, 0, &t_p->common, &tnif, TRACE_FUN_E_PORTS, what)) send_to_tracer_nif(NULL, &t_p->common, t_p->common.id, tnif, TRACE_FUN_T_PORTS, what, data, THE_NON_VALUE, am_true); @@ -1899,9 +1711,9 @@ void trace_port_receive(Port *t_p, Eterm caller, Eterm what, ...) { ErtsTracerNif *tnif = NULL; - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(t_p) + ERTS_LC_ASSERT(erts_lc_is_port_locked(t_p) || erts_thr_progress_is_blocking()); - ERTS_SMP_CHK_NO_PROC_LOCKS; + ERTS_CHK_NO_PROC_LOCKS; if (is_tracer_enabled(NULL, 0, &t_p->common, &tnif, TRACE_FUN_E_RECEIVE, am_receive)) { /* We can use a stack heap here, as the nif is called in the context of a port */ @@ -2016,9 +1828,9 @@ trace_port_send(Port *t_p, Eterm receiver, Eterm msg, int exists) { ErtsTracerNif *tnif = NULL; Eterm op = exists ? am_send : am_send_to_non_existing_process; - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(t_p) + ERTS_LC_ASSERT(erts_lc_is_port_locked(t_p) || erts_thr_progress_is_blocking()); - ERTS_SMP_CHK_NO_PROC_LOCKS; + ERTS_CHK_NO_PROC_LOCKS; if (is_tracer_enabled(NULL, 0, &t_p->common, &tnif, TRACE_FUN_E_SEND, op)) send_to_tracer_nif(NULL, &t_p->common, t_p->common.id, tnif, TRACE_FUN_T_SEND, op, msg, receiver, am_true); @@ -2027,9 +1839,9 @@ trace_port_send(Port *t_p, Eterm receiver, Eterm msg, int exists) void trace_port_send_binary(Port *t_p, Eterm to, Eterm what, char *bin, Sint sz) { ErtsTracerNif *tnif = NULL; - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(t_p) + ERTS_LC_ASSERT(erts_lc_is_port_locked(t_p) || erts_thr_progress_is_blocking()); - ERTS_SMP_CHK_NO_PROC_LOCKS; + ERTS_CHK_NO_PROC_LOCKS; if (is_tracer_enabled(NULL, 0, &t_p->common, &tnif, TRACE_FUN_E_SEND, am_send)) { Eterm msg; Binary* bptr = NULL; @@ -2075,9 +1887,9 @@ trace_sched_ports(Port *p, Eterm what) { void trace_sched_ports_where(Port *t_p, Eterm what, Eterm where) { ErtsTracerNif *tnif = NULL; - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(t_p) + ERTS_LC_ASSERT(erts_lc_is_port_locked(t_p) || erts_thr_progress_is_blocking()); - ERTS_SMP_CHK_NO_PROC_LOCKS; + ERTS_CHK_NO_PROC_LOCKS; if (is_tracer_enabled(NULL, 0, &t_p->common, &tnif, TRACE_FUN_E_SCHED_PORT, what)) send_to_tracer_nif(NULL, &t_p->common, t_p->common.id, tnif, TRACE_FUN_T_SCHED_PORT, @@ -2092,24 +1904,14 @@ profile_runnable_port(Port *p, Eterm status) { ErlHeapFragment *bp = NULL; Eterm count = make_small(0); -#ifndef ERTS_SMP -#define LOCAL_HEAP_SIZE (6 + ERTS_TRACE_PATCH_TS_MAX_SIZE) - - DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); - UseTmpHeapNoproc(LOCAL_HEAP_SIZE); - - hp = local_heap; - -#else Uint hsz; hsz = 6 + patch_ts_size(erts_system_profile_ts_type)-1; bp = new_message_buffer(hsz); hp = bp->mem; -#endif - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); msg = TUPLE5(hp, am_profile, p->common.id, status, count, NIL /* Will be overwritten by timestamp */); @@ -2118,14 +1920,8 @@ profile_runnable_port(Port *p, Eterm status) { /* Write timestamp in element 5 of the 'msg' tuple */ hp[-1] = write_ts(erts_system_profile_ts_type, hp, bp, NULL); -#ifndef ERTS_SMP - profile_send(p->common.id, msg); - UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); -#undef LOCAL_HEAP_SIZE -#else enqueue_sys_msg_unlocked(SYS_MSG_TYPE_SYSPROF, p->common.id, NIL, msg, bp); -#endif - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } /* Process profiling */ @@ -2136,23 +1932,13 @@ profile_runnable_proc(Process *p, Eterm status){ ErlHeapFragment *bp = NULL; ErtsCodeMFA *cmfa = NULL; -#ifndef ERTS_SMP -#define LOCAL_HEAP_SIZE (4 + 6 + ERTS_TRACE_PATCH_TS_MAX_SIZE) - DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); - UseTmpHeapNoproc(LOCAL_HEAP_SIZE); - - hp = local_heap; -#else ErtsThrPrgrDelayHandle dhndl; Uint hsz = 4 + 6 + patch_ts_size(erts_system_profile_ts_type)-1; -#endif /* Assumptions: * We possibly don't have the MAIN_LOCK for the process p here. * We assume that we can read from p->current and p->i atomically */ -#ifdef ERTS_SMP dhndl = erts_thr_progress_unmanaged_delay(); /* suspend purge operations */ -#endif if (!ERTS_PROC_IS_EXITING(p)) { if (p->current) { @@ -2162,14 +1948,12 @@ profile_runnable_proc(Process *p, Eterm status){ } } -#ifdef ERTS_SMP if (!cmfa) { hsz -= 4; } bp = new_message_buffer(hsz); hp = bp->mem; -#endif if (cmfa) { where = TUPLE3(hp, cmfa->module, cmfa->function, @@ -2179,11 +1963,9 @@ profile_runnable_proc(Process *p, Eterm status){ where = make_small(0); } -#ifdef ERTS_SMP erts_thr_progress_unmanaged_continue(dhndl); -#endif - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); msg = TUPLE5(hp, am_profile, p->common.id, status, where, NIL /* Will be overwritten by timestamp */); @@ -2192,20 +1974,13 @@ profile_runnable_proc(Process *p, Eterm status){ /* Write timestamp in element 5 of the 'msg' tuple */ hp[-1] = write_ts(erts_system_profile_ts_type, hp, bp, NULL); -#ifndef ERTS_SMP - profile_send(p->common.id, msg); - UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); -#undef LOCAL_HEAP_SIZE -#else enqueue_sys_msg_unlocked(SYS_MSG_TYPE_SYSPROF, p->common.id, NIL, msg, bp); -#endif - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } /* End system_profile tracing */ -#ifdef ERTS_SMP typedef struct ErtsSysMsgQ_ ErtsSysMsgQ; struct ErtsSysMsgQ_ { @@ -2251,7 +2026,7 @@ enqueue_sys_msg_unlocked(enum ErtsSysMsgType type, sys_message_queue = smqp; } sys_message_queue_end = smqp; - erts_smp_cnd_signal(&smq_cnd); + erts_cnd_signal(&smq_cnd); } static void @@ -2261,9 +2036,9 @@ enqueue_sys_msg(enum ErtsSysMsgType type, Eterm msg, ErlHeapFragment *bp) { - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); enqueue_sys_msg_unlocked(type, from, to, msg, bp); - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } void @@ -2315,10 +2090,10 @@ sys_msg_disp_failure(ErtsSysMsgQ *smqp, Eterm receiver) && !erts_system_monitor_flags.busy_port && !erts_system_monitor_flags.busy_dist_port) break; /* Everything is disabled */ - erts_smp_thr_progress_block(); + erts_thr_progress_block(); if (system_monitor == receiver || receiver == NIL) erts_system_monitor_clear(NULL); - erts_smp_thr_progress_unblock(); + erts_thr_progress_unblock(); break; case SYS_MSG_TYPE_SYSPROF: if (receiver == NIL @@ -2328,11 +2103,11 @@ sys_msg_disp_failure(ErtsSysMsgQ *smqp, Eterm receiver) && !erts_system_profile_flags.scheduler) break; /* Block system to clear flags */ - erts_smp_thr_progress_block(); + erts_thr_progress_block(); if (system_profile == receiver || receiver == NIL) { erts_system_profile_clear(NULL); } - erts_smp_thr_progress_unblock(); + erts_thr_progress_unblock(); break; case SYS_MSG_TYPE_ERRLGR: { char *no_elgger = "(no error logger present)"; @@ -2377,38 +2152,38 @@ static void sys_msg_dispatcher_wakeup(void *vwait_p) { int *wait_p = (int *) vwait_p; - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); *wait_p = 0; - erts_smp_cnd_signal(&smq_cnd); - erts_smp_mtx_unlock(&smq_mtx); + erts_cnd_signal(&smq_cnd); + erts_mtx_unlock(&smq_mtx); } static void sys_msg_dispatcher_prep_wait(void *vwait_p) { int *wait_p = (int *) vwait_p; - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); *wait_p = 1; - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } static void sys_msg_dispatcher_fin_wait(void *vwait_p) { int *wait_p = (int *) vwait_p; - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); *wait_p = 0; - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } static void sys_msg_dispatcher_wait(void *vwait_p) { int *wait_p = (int *) vwait_p; - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); while (*wait_p) - erts_smp_cnd_wait(&smq_cnd, &smq_mtx); - erts_smp_mtx_unlock(&smq_mtx); + erts_cnd_wait(&smq_cnd, &smq_mtx); + erts_mtx_unlock(&smq_mtx); } static void * @@ -2434,9 +2209,9 @@ sys_msg_dispatcher_func(void *unused) int end_wait = 0; ErtsSysMsgQ *smqp; - ERTS_SMP_LC_ASSERT(!erts_thr_progress_is_blocking()); + ERTS_LC_ASSERT(!erts_thr_progress_is_blocking()); - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); /* Free previously used queue ... */ while (local_sys_message_queue) { @@ -2447,21 +2222,21 @@ sys_msg_dispatcher_func(void *unused) /* Fetch current trace message queue ... */ if (!sys_message_queue) { - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); end_wait = 1; erts_thr_progress_active(NULL, 0); erts_thr_progress_prepare_wait(NULL); - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); } while (!sys_message_queue) - erts_smp_cnd_wait(&smq_cnd, &smq_mtx); + erts_cnd_wait(&smq_cnd, &smq_mtx); local_sys_message_queue = sys_message_queue; sys_message_queue = NULL; sys_message_queue_end = NULL; - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); if (end_wait) { erts_thr_progress_finalize_wait(NULL); @@ -2535,7 +2310,7 @@ sys_msg_dispatcher_func(void *unused) #ifdef DEBUG_PRINTOUTS erts_fprintf(stderr, "delivered\n"); #endif - erts_smp_proc_unlock(proc, proc_locks); + erts_proc_unlock(proc, proc_locks); } } else if (receiver == am_error_logger) { @@ -2573,7 +2348,7 @@ sys_msg_dispatcher_func(void *unused) sys_msg_disp_failure(smqp, receiver); drop_sys_msg: if (proc) - erts_smp_proc_unlock(proc, proc_locks); + erts_proc_unlock(proc, proc_locks); if (smqp->bp) free_message_buffer(smqp->bp); #ifdef DEBUG_PRINTOUTS @@ -2593,7 +2368,7 @@ erts_foreach_sys_msg_in_q(void (*func)(Eterm, ErlHeapFragment *)) { ErtsSysMsgQ *sm; - erts_smp_mtx_lock(&smq_mtx); + erts_mtx_lock(&smq_mtx); for (sm = sys_message_queue; sm; sm = sm->next) { Eterm to; switch (sm->type) { @@ -2612,29 +2387,28 @@ erts_foreach_sys_msg_in_q(void (*func)(Eterm, } (*func)(sm->from, to, sm->msg, sm->bp); } - erts_smp_mtx_unlock(&smq_mtx); + erts_mtx_unlock(&smq_mtx); } static void init_sys_msg_dispatcher(void) { - erts_smp_thr_opts_t thr_opts = ERTS_SMP_THR_OPTS_DEFAULT_INITER; + erts_thr_opts_t thr_opts = ERTS_THR_OPTS_DEFAULT_INITER; thr_opts.detached = 1; thr_opts.name = "sys_msg_dispatcher"; init_smq_element_alloc(); sys_message_queue = NULL; sys_message_queue_end = NULL; - erts_smp_cnd_init(&smq_cnd); - erts_smp_mtx_init(&smq_mtx, "sys_msg_q", NIL, + erts_cnd_init(&smq_cnd); + erts_mtx_init(&smq_mtx, "sys_msg_q", NIL, ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DEBUG); - erts_smp_thr_create(&sys_msg_dispatcher_tid, + erts_thr_create(&sys_msg_dispatcher_tid, sys_msg_dispatcher_func, NULL, &thr_opts); } -#endif #include "erl_nif.h" @@ -2730,7 +2504,7 @@ static void init_tracer_template(ErtsTracerNif *tnif) { } static Hash *tracer_hash = NULL; -static erts_smp_rwmtx_t tracer_mtx; +static erts_rwmtx_t tracer_mtx; static ErtsTracerNif * load_tracer_nif(const ErtsTracer tracer) @@ -2759,7 +2533,7 @@ load_tracer_nif(const ErtsTracer tracer) for(i = 0; i < num_of_funcs; i++) { for (j = 0; j < NIF_TRACER_TYPES; j++) { - if (strcmp(tracers[j].name, funcs[i].name) == 0 && tracers[j].arity == funcs[i].arity) { + if (sys_strcmp(tracers[j].name, funcs[i].name) == 0 && tracers[j].arity == funcs[i].arity) { tracers[j].cb = &(funcs[i]); break; } @@ -2770,9 +2544,9 @@ load_tracer_nif(const ErtsTracer tracer) return NULL; } - erts_smp_rwmtx_rwlock(&tracer_mtx); + erts_rwmtx_rwlock(&tracer_mtx); tnif = hash_put(tracer_hash, &tnif_tmpl); - erts_smp_rwmtx_rwunlock(&tracer_mtx); + erts_rwmtx_rwunlock(&tracer_mtx); return tnif; } @@ -2783,14 +2557,14 @@ lookup_tracer_nif(const ErtsTracer tracer) ErtsTracerNif tnif_tmpl; ErtsTracerNif *tnif; tnif_tmpl.module = ERTS_TRACER_MODULE(tracer); - erts_smp_rwmtx_rlock(&tracer_mtx); + erts_rwmtx_rlock(&tracer_mtx); if ((tnif = hash_get(tracer_hash, &tnif_tmpl)) == NULL) { - erts_smp_rwmtx_runlock(&tracer_mtx); + erts_rwmtx_runlock(&tracer_mtx); tnif = load_tracer_nif(tracer); ASSERT(!tnif || tnif->nif_mod); return tnif; } - erts_smp_rwmtx_runlock(&tracer_mtx); + erts_rwmtx_runlock(&tracer_mtx); ASSERT(tnif->nif_mod); return tnif; } @@ -2928,17 +2702,17 @@ send_to_tracer_nif(Process *c_p, ErtsPTabElementCommon *t_p, Eterm t_p_id, ErtsTracerNif *tnif, enum ErtsTracerOpt topt, Eterm tag, Eterm msg, Eterm extra, Eterm pam_result) { -#if defined(ERTS_SMP) && defined(ERTS_ENABLE_LOCK_CHECK) +#if defined(ERTS_ENABLE_LOCK_CHECK) if (c_p) { /* We have to hold the main lock of the currently executing process */ erts_proc_lc_chk_have_proc_locks(c_p, ERTS_PROC_LOCK_MAIN); } if (is_internal_pid(t_p->id)) { /* We have to have at least one lock */ - ERTS_SMP_LC_ASSERT(erts_proc_lc_my_proc_locks((Process*)t_p) & ERTS_PROC_LOCKS_ALL); + ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks((Process*)t_p) & ERTS_PROC_LOCKS_ALL); } else { ASSERT(is_internal_port(t_p->id)); - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked((Port*)t_p)); + ERTS_LC_ASSERT(erts_lc_is_port_locked((Port*)t_p)); } #endif @@ -2981,17 +2755,17 @@ is_tracer_enabled(Process* c_p, ErtsProcLocks c_p_locks, enum ErtsTracerOpt topt, Eterm tag) { Eterm nif_result; -#if defined(ERTS_SMP) && defined(ERTS_ENABLE_LOCK_CHECK) +#if defined(ERTS_ENABLE_LOCK_CHECK) if (c_p) - ERTS_SMP_LC_ASSERT(erts_proc_lc_my_proc_locks(c_p) == c_p_locks + ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks(c_p) == c_p_locks || erts_thr_progress_is_blocking()); if (is_internal_pid(t_p->id)) { /* We have to have at least one lock */ - ERTS_SMP_LC_ASSERT(erts_proc_lc_my_proc_locks((Process*)t_p) & ERTS_PROC_LOCKS_ALL + ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks((Process*)t_p) & ERTS_PROC_LOCKS_ALL || erts_thr_progress_is_blocking()); } else { ASSERT(is_internal_port(t_p->id)); - ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked((Port*)t_p) + ERTS_LC_ASSERT(erts_lc_is_port_locked((Port*)t_p) || erts_thr_progress_is_blocking()); } #endif @@ -3009,24 +2783,28 @@ is_tracer_enabled(Process* c_p, ErtsProcLocks c_p_locks, ASSERT(0); } - /* Only remove tracer on self() and ports */ + /* Only remove tracer on (self() or ports) AND we are on a normal scheduler */ if (is_internal_port(t_p->id) || (c_p && c_p->common.id == t_p->id)) { + ErtsSchedulerData *esdp = erts_get_scheduler_data(); ErtsProcLocks c_p_xlocks = 0; - if (is_internal_pid(t_p->id)) { - ERTS_SMP_LC_ASSERT(erts_proc_lc_my_proc_locks(c_p) & ERTS_PROC_LOCK_MAIN); - if (c_p_locks != ERTS_PROC_LOCKS_ALL) { - c_p_xlocks = ~c_p_locks & ERTS_PROC_LOCKS_ALL; - if (erts_smp_proc_trylock(c_p, c_p_xlocks) == EBUSY) { - erts_smp_proc_unlock(c_p, c_p_locks & ~ERTS_PROC_LOCK_MAIN); - erts_smp_proc_lock(c_p, ERTS_PROC_LOCKS_ALL_MINOR); + if (esdp && !ERTS_SCHEDULER_IS_DIRTY(esdp)) { + if (is_internal_pid(t_p->id)) { + ERTS_LC_ASSERT(erts_proc_lc_my_proc_locks(c_p) & ERTS_PROC_LOCK_MAIN); + if (c_p_locks != ERTS_PROC_LOCKS_ALL) { + c_p_xlocks = ~c_p_locks & ERTS_PROC_LOCKS_ALL; + if (erts_proc_trylock(c_p, c_p_xlocks) == EBUSY) { + erts_proc_unlock(c_p, c_p_locks & ~ERTS_PROC_LOCK_MAIN); + erts_proc_lock(c_p, ERTS_PROC_LOCKS_ALL_MINOR); + } } } - } - erts_tracer_replace(t_p, erts_tracer_nil); - t_p->trace_flags &= ~TRACEE_FLAGS; - if (c_p_xlocks) - erts_smp_proc_unlock(c_p, c_p_xlocks); + erts_tracer_replace(t_p, erts_tracer_nil); + t_p->trace_flags &= ~TRACEE_FLAGS; + + if (c_p_xlocks) + erts_proc_unlock(c_p, c_p_xlocks); + } } return 0; @@ -3066,7 +2844,7 @@ int erts_is_tracer_proc_enabled_send(Process* c_p, ErtsProcLocks c_p_locks, void erts_tracer_replace(ErtsPTabElementCommon *t_p, const ErtsTracer tracer) { -#if defined(ERTS_SMP) && defined(ERTS_ENABLE_LOCK_CHECK) +#if defined(ERTS_ENABLE_LOCK_CHECK) if (is_internal_pid(t_p->id) && !erts_thr_progress_is_blocking()) { erts_proc_lc_chk_have_proc_locks((Process*)t_p, ERTS_PROC_LOCKS_ALL); } else if (is_internal_port(t_p->id)) { @@ -3184,11 +2962,11 @@ erts_tracer_update(ErtsTracer *tracer, const ErtsTracer new_tracer) static void init_tracer_nif() { - erts_smp_rwmtx_opt_t rwmtx_opt = ERTS_SMP_RWMTX_OPT_DEFAULT_INITER; - rwmtx_opt.type = ERTS_SMP_RWMTX_TYPE_EXTREMELY_FREQUENT_READ; - rwmtx_opt.lived = ERTS_SMP_RWMTX_LONG_LIVED; + erts_rwmtx_opt_t rwmtx_opt = ERTS_RWMTX_OPT_DEFAULT_INITER; + rwmtx_opt.type = ERTS_RWMTX_TYPE_EXTREMELY_FREQUENT_READ; + rwmtx_opt.lived = ERTS_RWMTX_LONG_LIVED; - erts_smp_rwmtx_init_opt(&tracer_mtx, &rwmtx_opt, "tracer_mtx", NIL, + erts_rwmtx_init_opt(&tracer_mtx, &rwmtx_opt, "tracer_mtx", NIL, ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DEBUG); erts_tracer_nif_clear(); @@ -3198,7 +2976,7 @@ static void init_tracer_nif() int erts_tracer_nif_clear() { - erts_smp_rwmtx_rlock(&tracer_mtx); + erts_rwmtx_rlock(&tracer_mtx); if (!tracer_hash || tracer_hash->nobjs) { HashFunctions hf; @@ -3210,19 +2988,19 @@ int erts_tracer_nif_clear() hf.meta_free = (HMFREE_FUN) erts_free; hf.meta_print = (HMPRINT_FUN) erts_print; - erts_smp_rwmtx_runlock(&tracer_mtx); - erts_smp_rwmtx_rwlock(&tracer_mtx); + erts_rwmtx_runlock(&tracer_mtx); + erts_rwmtx_rwlock(&tracer_mtx); if (tracer_hash) hash_delete(tracer_hash); tracer_hash = hash_new(ERTS_ALC_T_TRACER_NIF, "tracer_hash", 10, hf); - erts_smp_rwmtx_rwunlock(&tracer_mtx); + erts_rwmtx_rwunlock(&tracer_mtx); return 1; } - erts_smp_rwmtx_runlock(&tracer_mtx); + erts_rwmtx_runlock(&tracer_mtx); return 0; } @@ -3241,7 +3019,7 @@ static void *tracer_alloc_fun(void* tmpl) ErtsTracerNif *obj = erts_alloc(ERTS_ALC_T_TRACER_NIF, sizeof(ErtsTracerNif) + sizeof(ErtsThrPrgrLaterOp)); - memcpy(obj, tmpl, sizeof(*obj)); + sys_memcpy(obj, tmpl, sizeof(*obj)); return obj; } |