diff options
Diffstat (limited to 'erts/emulator/beam/erl_nif.c')
| -rw-r--r-- | erts/emulator/beam/erl_nif.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 4815e5e7bb..d3c5af3a83 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -889,26 +889,27 @@ static Eterm call_whereis(ErlNifEnv *env, Eterm name) Process *c_p; Eterm res; int scheduler; - int unlock; execution_state(env, &c_p, &scheduler); ASSERT((c_p && scheduler) || (!c_p && !scheduler)); - unlock = 0; if (scheduler < 0) { /* dirty scheduler */ if (ERTS_PROC_IS_EXITING(c_p)) return 0; - if (env->proc->static_flags & ERTS_STC_FLG_SHADOW_PROC) { - erts_smp_proc_lock(c_p, ERTS_PROC_LOCK_MAIN); - unlock = 1; - } + if (env->proc->static_flags & ERTS_STC_FLG_SHADOW_PROC) + c_p = NULL; /* as we don't have main lock */ } - res = erts_whereis_name_to_id(c_p, name); - if (unlock) - erts_smp_proc_unlock(c_p, ERTS_PROC_LOCK_MAIN); + + if (c_p) { + /* main lock may be released below and c_p->htop updated by others */ + flush_env(env); + } + res = erts_whereis_name_to_id(c_p, name); + if (c_p) + cache_env(env); return res; } @@ -2456,7 +2457,8 @@ void* enif_alloc_resource(ErlNifResourceType* type, size_t data_sz) erts_refc_inc(&resource->type->refc, 2); if (type->down) { resource->monitors = (ErtsResourceMonitors*) (resource->data + monitors_offs); - erts_smp_mtx_init(&resource->monitors->lock, "resource_monitors"); + erts_smp_mtx_init(&resource->monitors->lock, "resource_monitors", NIL, + ERTS_LOCK_FLAGS_CATEGORY_GENERIC); resource->monitors->root = NULL; resource->monitors->pending_failed_fire = 0; resource->monitors->is_dying = 0; |