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| author |   Florian Weimer <fweimer@redhat.com> | 2015-10-28 19:32:46 +0100 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2015-10-28 21:29:23 +0100 |
| commit | a62719ba90e2fa1728890ae7dc8df9e32a622e7b (patch) | |
| tree | 27408968ee32da2b27effd96bce95fd93c399208 /include/scratch_buffer.h | |
| parent | Fix i386/x86_64 fesetenv SSE exception clearing (bug 19181). (diff) | |
| download | glibc-a62719ba90e2fa1728890ae7dc8df9e32a622e7b.tar.xz glibc-a62719ba90e2fa1728890ae7dc8df9e32a622e7b.zip | |
malloc: Prevent arena free_list from turning cyclic [BZ #19048]
[BZ# 19048]
* malloc/malloc.c (struct malloc_state): Update comment. Add
attached_threads member.
(main_arena): Initialize attached_threads.
* malloc/arena.c (list_lock): Update comment.
(ptmalloc_lock_all, ptmalloc_unlock_all): Likewise.
(ptmalloc_unlock_all2): Reinitialize arena reference counts.
(deattach_arena): New function.
(_int_new_arena): Initialize arena reference count and deattach
replaced arena.
(get_free_list, reused_arena): Update reference count and deattach
replaced arena.
(arena_thread_freeres): Update arena reference count and only put
unreferenced arenas on the free list.
Diffstat (limited to 'include/scratch_buffer.h')
0 files changed, 0 insertions, 0 deletions