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Bug 1875768 - Run PostForkMainThread before iterating the arenas r=glandium, a=dmeehan

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Differential Revision: https://phabricator.services.mozilla.com/D212229
This commit is contained in:
Paul Bone 2024-07-04 03:51:07 +00:00
parent b7568d3cba
commit ab6a089199
1 changed files with 3 additions and 1 deletions
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4
memory/build/mozjemalloc.cpp
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@ -5216,6 +5216,9 @@ void _malloc_postfork_parent(void) MOZ_NO_THREAD_SAFETY_ANALYSIS {
FORK_HOOK FORK_HOOK
void _malloc_postfork_child(void) { void _malloc_postfork_child(void) {
// Do this before iterating over the arenas.
gArenas.PostForkFixMainThread();
// Reinitialize all mutexes, now that fork() has completed. // Reinitialize all mutexes, now that fork() has completed.
huge_mtx.Init(); huge_mtx.Init();
@ -5225,7 +5228,6 @@ void _malloc_postfork_child(void) {
arena->mLock.Reinit(gForkingThread); arena->mLock.Reinit(gForkingThread);
} }
gArenas.PostForkFixMainThread();
gArenas.mLock.Init(); gArenas.mLock.Init();
} }
#endif // XP_WIN #endif // XP_WIN