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authorPekka Enberg <penberg@cs.helsinki.fi>2009-07-06 10:51:54 +0300
committerPekka Enberg <penberg@cs.helsinki.fi>2009-07-06 10:51:54 +0300
commit67fc25ef34a27dc43ce6dfc98a8b249db304d641 (patch)
treecd1b88e99c315526379cf918e56aceb266143192 /mm/slub.c
parent8e4a718ff38d8539938ec3421935904c27e00c39 (diff)
parentec5a36f94e7ca4b1f28ae4dd135cd415a704e772 (diff)
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Merge branch 'slab/urgent' into for-linus
Diffstat (limited to 'mm/slub.c')
-rw-r--r--mm/slub.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 819f056b39c6..a9201d83178b 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2595,6 +2595,8 @@ 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) {