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authorSverker Eriksson <[email protected]>2018-06-11 19:41:55 +0200
committerSverker Eriksson <[email protected]>2018-06-11 19:41:55 +0200
commit438218baad361fdd2666d29f8ed3a0bcc9eeae60 (patch)
tree4bf5c0da41fefeb7011c0d06e01338d71fffb1bb /erts/emulator/beam
parentbdd3971902c993a0ca04ecf3c0b153e07289474c (diff)
parentc5a6b03c9ee71bb13723f6ca6ff0e8f6cd16fe24 (diff)
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Merge branch 'sverker/process-info-exiting'
* sverker/process-info-exiting: erts: Fix incoming signal handling for exiting process
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r--erts/emulator/beam/erl_proc_sig_queue.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/erts/emulator/beam/erl_proc_sig_queue.c b/erts/emulator/beam/erl_proc_sig_queue.c
index 1aa390d94d..d6d22677e7 100644
--- a/erts/emulator/beam/erl_proc_sig_queue.c
+++ b/erts/emulator/beam/erl_proc_sig_queue.c
@@ -2723,6 +2723,9 @@ handle_process_info(Process *c_p, ErtsSigRecvTracing *tracing,
Uint reds = 0;
Process *rp;
+ ASSERT(!!is_alive == !(erts_atomic32_read_nob(&c_p->state)
+ & ERTS_PSFLG_EXITING));
+
if (pisig->msgq_len_offset != ERTS_PROC_SIG_PI_MSGQ_LEN_IGNORE) {
/*
* Request requires message queue data to be updated
@@ -3007,10 +3010,8 @@ erts_proc_sig_handle_incoming(Process *c_p, erts_aint32_t *statep,
ERTS_HDBG_CHECK_SIGNAL_PRIV_QUEUE(c_p, 0);
ERTS_LC_ASSERT(ERTS_PROC_LOCK_MAIN == erts_proc_lc_my_proc_locks(c_p));
- if (local_only)
- state = -1; /* can never be a valid state... */
- else {
- state = erts_atomic32_read_nob(&c_p->state);
+ state = erts_atomic32_read_nob(&c_p->state);
+ if (!local_only) {
if (ERTS_PSFLG_SIG_IN_Q & state) {
erts_proc_lock(c_p, ERTS_PROC_LOCK_MSGQ);
erts_proc_sig_fetch(c_p);
@@ -3023,13 +3024,15 @@ erts_proc_sig_handle_incoming(Process *c_p, erts_aint32_t *statep,
yield = 0;
if (!c_p->sig_qs.cont) {
- if (state == -1)
- *statep = erts_atomic32_read_nob(&c_p->state);
- else
- *statep = state;
+ *statep = state;
return !0;
}
+ if (state & ERTS_PSFLG_EXITING) {
+ *statep = state;
+ return 0;
+ }
+
next_nm_sig = &c_p->sig_qs.nmsigs.next;
setup_tracing_state(c_p, &tracing);