Messages in this thread Patch in this message | | | From | Joonsoo Kim <> | Subject | [PATCH] slub: do not put a slab to cpu partial list when cpu_partial is 0 | Date | Wed, 19 Jun 2013 15:33:55 +0900 |
| |
In free path, we don't check number of cpu_partial, so one slab can be linked in cpu partial list even if cpu_partial is 0. To prevent this, we should check number of cpu_partial in put_cpu_partial().
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
diff --git a/mm/slub.c b/mm/slub.c index 57707f0..7033b4f 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1955,6 +1955,9 @@ static void put_cpu_partial(struct kmem_cache *s, struct page *page, int drain) int pages; int pobjects; + if (!s->cpu_partial) + return; + do { pages = 0; pobjects = 0; -- 1.7.9.5
| |