diff options
Diffstat (limited to 'erts/emulator/beam')
| -rw-r--r-- | erts/emulator/beam/beam_emu.c | 8 | ||||
| -rw-r--r-- | erts/emulator/beam/erl_db_tree.c | 2 | ||||
| -rw-r--r-- | erts/emulator/beam/erl_process.c | 32 | ||||
| -rw-r--r-- | erts/emulator/beam/erl_process.h | 1 |
4 files changed, 32 insertions, 11 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 8991f7b198..32ea8588d2 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -3420,7 +3420,8 @@ void process_main(void) r(0) = c_p->def_arg_reg[0]; x(1) = c_p->def_arg_reg[1]; x(2) = c_p->def_arg_reg[2]; - if (c_p->status == P_WAITING) { + if (c_p->flags & F_HIBERNATE_SCHED) { + c_p->flags &= ~F_HIBERNATE_SCHED; goto do_schedule; } Dispatch(); @@ -5225,6 +5226,7 @@ void process_main(void) OpCase(i_hibernate): { SWAPOUT; if (erts_hibernate(c_p, r(0), x(1), x(2), reg)) { + c_p->flags &= ~F_HIBERNATE_SCHED; goto do_schedule; } else { I = handle_error(c_p, I, reg, hibernate_3); @@ -6277,15 +6279,17 @@ erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* re PROCESS_MAIN_CHK_LOCKS(c_p); erts_smp_proc_lock(c_p, ERTS_PROC_LOCK_MSGQ|ERTS_PROC_LOCK_STATUS); ASSERT(!ERTS_PROC_IS_EXITING(c_p)); - c_p->status = P_WAITING; #ifdef ERTS_SMP ERTS_SMP_MSGQ_MV_INQ2PRIVQ(c_p); if (c_p->msg.len > 0) erts_add_to_runq(c_p); + else #endif + c_p->status = P_WAITING; } erts_smp_proc_unlock(c_p, ERTS_PROC_LOCK_MSGQ|ERTS_PROC_LOCK_STATUS); c_p->current = bif_export[BIF_hibernate_3]->code; + c_p->flags |= F_HIBERNATE_SCHED; /* Needed also when woken! */ return 1; } diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 6cdbec3213..a59c0c258d 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -575,7 +575,7 @@ static int db_prev_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) return DB_ERROR_NONE; } -static ERTS_INLINE int cmp_key(DbTableTree* tb, Eterm key, Eterm* key_base, +static ERTS_INLINE Sint cmp_key(DbTableTree* tb, Eterm key, Eterm* key_base, TreeDbTerm* obj) { return cmp_rel(key, key_base, diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index 21ee72edf2..2efff4bf10 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -2855,7 +2855,6 @@ resume_process(Process *p) return; switch(p->rstatus) { case P_RUNABLE: - *statusp = P_WAITING; /* make erts_add_to_runq work */ erts_add_to_runq(p); break; case P_WAITING: @@ -4651,7 +4650,7 @@ internal_add_to_runq(ErtsRunQueue *runq, Process *p) if (p->status_flags & ERTS_PROC_SFLG_INRUNQ) return NULL; else if (p->runq_flags & ERTS_PROC_RUNQ_FLG_RUNNING) { - ASSERT(p->status != P_SUSPENDED); + ASSERT(p->rcount == 0); ERTS_DBG_CHK_PROCS_RUNQ_NOPROC(runq, p); p->status_flags |= ERTS_PROC_SFLG_PENDADD2SCHEDQ; return NULL; @@ -4662,9 +4661,8 @@ internal_add_to_runq(ErtsRunQueue *runq, Process *p) ERTS_DBG_CHK_PROCS_RUNQ_NOPROC(runq, p); #ifndef ERTS_SMP /* Never schedule a suspended process (ok in smp case) */ - ASSERT(p->status != P_SUSPENDED); + ASSERT(p->rcount == 0); add_runq = runq; - #else ASSERT(!p->bound_runq || p->bound_runq == p->run_queue); if (p->bound_runq) { @@ -5164,7 +5162,7 @@ Process *schedule(Process *p, int calls) handle_pending_suspend(p, ERTS_PROC_LOCK_MAIN|ERTS_PROC_LOCK_STATUS); ASSERT(!(p->status_flags & ERTS_PROC_SFLG_PENDADD2SCHEDQ) - || p->status != P_SUSPENDED); + || p->rcount == 0); } #endif erts_smp_runq_lock(rq); @@ -7609,10 +7607,28 @@ timeout_proc(Process* p) p->flags |= F_TIMO; p->flags &= ~F_INSLPQUEUE; - if (p->status == P_WAITING) - erts_add_to_runq(p); - if (p->status == P_SUSPENDED) + switch (p->status) { + case P_GARBING: + switch (p->gcstatus) { + case P_SUSPENDED: + goto suspended; + case P_WAITING: + goto waiting; + default: + break; + } + break; + case P_WAITING: + waiting: + erts_add_to_runq(p); + break; + case P_SUSPENDED: + suspended: p->rstatus = P_RUNABLE; /* MUST set resume status to runnable */ + break; + default: + break; + } } diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 8f78a7d76e..334ae5573f 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -895,6 +895,7 @@ extern struct erts_system_profile_flags_t erts_system_profile_flags; #define F_HAVE_BLCKD_MSCHED (1 << 8) /* Process has blocked multi-scheduling */ #define F_P2PNR_RESCHED (1 << 9) /* Process has been rescheduled via erts_pid2proc_not_running() */ #define F_FORCE_GC (1 << 10) /* Force gc at process in-scheduling */ +#define F_HIBERNATE_SCHED (1 << 11) /* Schedule out after hibernate op */ /* process trace_flags */ #define F_SENSITIVE (1 << 0) |