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Fix a prof-related locking order bug.

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Fix a locking order bug that could cause deadlock during fork if heap
profiling were enabled.
This commit is contained in:
Jason Evans 2013-02-06 11:59:30 -08:00
parent 06912756cc
commit 88c222c8e9
5 changed files with 44 additions and 25 deletions
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@ -9,6 +9,8 @@ found in the git revision history:
* 3.x.x (XXX Not yet released)
Bug fixes:
- Fix a locking order bug that could cause deadlock during fork if heap
profiling were enabled.
- Fix a chunk recycling bug that could cause the allocator to lose track of
whether a chunk was zeroed. On FreeBSD, NetBSD, and OS X, it could cause
corruption if allocating via sbrk(2) (unlikely unless running with the