diff options
| author | Lukas Larsson <[email protected]> | 2016-05-12 13:57:23 +0200 |
|---|---|---|
| committer | Lukas Larsson <[email protected]> | 2016-05-17 14:55:14 +0200 |
| commit | 65c94fe4976cc4589e42ace1873640a0e7c73bf8 (patch) | |
| tree | 2b38bd0ea2c029e112fe2b17db6c822f890b3129 /erts/emulator/beam/erl_nif.c | |
| parent | 8f213ab9fc5e87f4d54c134bd3d7017ab772b452 (diff) | |
| download | otp-65c94fe4976cc4589e42ace1873640a0e7c73bf8.tar.gz otp-65c94fe4976cc4589e42ace1873640a0e7c73bf8.tar.bz2 otp-65c94fe4976cc4589e42ace1873640a0e7c73bf8.zip | |
erts: Fix bug when tracing in non-smp non-scheduler thread
Diffstat (limited to 'erts/emulator/beam/erl_nif.c')
| -rw-r--r-- | erts/emulator/beam/erl_nif.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 159dc66ad5..bd9367a3d5 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -667,6 +667,9 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, erts_smp_proc_trylock(rp, ERTS_PROC_LOCK_MSGQ) == EBUSY) { if (!msgq) { +#ifdef ERTS_SMP + ErtsThrPrgrDelayHandle dhndl; +#endif msgq = erts_alloc(ERTS_ALC_T_TRACE_MSG_QUEUE, sizeof(ErlTraceMessageQueue)); @@ -681,8 +684,15 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, erts_smp_proc_unlock(t_p, ERTS_PROC_LOCK_TRACE); +#ifdef ERTS_SMP + if (!scheduler) + dhndl = erts_thr_progress_unmanaged_delay(); +#endif erts_schedule_flush_trace_messages(t_p->common.id); - +#ifdef ERTS_SMP + if (!scheduler) + erts_thr_progress_unmanaged_continue(dhndl); +#endif } else { msgq->len++; *msgq->last = mp; @@ -1669,7 +1679,8 @@ int enif_is_process_alive(ErlNifEnv* env, ErlNifPid *proc) return !!rp; #else erts_exit(ERTS_ABORT_EXIT, "enif_is_process_alive: " - "called from non-scheduler thread"); + "called from non-scheduler thread " + "in non-smp emulator"); return 0; #endif } @@ -1694,7 +1705,8 @@ int enif_is_port_alive(ErlNifEnv *env, ErlNifPort *port) return !!prt; #else erts_exit(ERTS_ABORT_EXIT, "enif_is_port_alive: " - "called from non-scheduler thread"); + "called from non-scheduler thread " + "in non-smp emulator"); return 0; #endif } |