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Add extent_grow_mtx in pre_ / post_fork handlers.

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This fixed the issue that could cause the child process to stuck after fork.
This commit is contained in:
Qi Wang 2017-06-29 16:01:35 -07:00 • committed by Qi Wang
parent 2b31cf5bd2
commit cb032781bd
3 changed files with 16 additions and 5 deletions
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5
src/jemalloc.c
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@ -3049,7 +3049,7 @@ _malloc_prefork(void)
background_thread_prefork1(tsd_tsdn(tsd));
}
/* Break arena prefork into stages to preserve lock order. */
for (i = 0; i < 7; i++) {
for (i = 0; i < 8; i++) {
for (j = 0; j < narenas; j++) {
if ((arena = arena_get(tsd_tsdn(tsd), j, false)) !=
NULL) {
@ -3075,6 +3075,9 @@ _malloc_prefork(void)
case 6:
arena_prefork6(tsd_tsdn(tsd), arena);
break;
case 7:
arena_prefork7(tsd_tsdn(tsd), arena);
break;
default: not_reached();
}
}