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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-06 00:57:53 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-06 00:57:53 +0400 |
| commit | e305fc5ecd6420fadec5a8108852081fa2b89a17 (patch) | |
| tree | 0f80db8fba1b7d285814f7a16046ae84f6909147 | |
| parent | 154f807e55977de75b1c12197c13ae14c28397b3 (diff) | |
| parent | d76b1590e06a63a3d8697168cd0aabf1c4b3cb3a (diff) | |
| download | linux-e305fc5ecd6420fadec5a8108852081fa2b89a17.tar.xz | |
Merge branch 'slab/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6
* 'slab/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
slub: Fix kmem_cache_destroy() with SLAB_DESTROY_BY_RCU
| -rw-r--r-- | mm/slub.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/slub.c b/mm/slub.c index b9f1491a58a1..b6276753626e 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2594,8 +2594,6 @@ static inline int kmem_cache_close(struct kmem_cache *s) */ void kmem_cache_destroy(struct kmem_cache *s) { - if (s->flags & SLAB_DESTROY_BY_RCU) - rcu_barrier(); down_write(&slub_lock); s->refcount--; if (!s->refcount) { @@ -2606,6 +2604,8 @@ void kmem_cache_destroy(struct kmem_cache *s) "still has objects.\n", s->name, __func__); dump_stack(); } + if (s->flags & SLAB_DESTROY_BY_RCU) + rcu_barrier(); sysfs_slab_remove(s); } else up_write(&slub_lock); |