diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/slub.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c index 35f351f26193..0d0901ebaea2 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1818,6 +1818,11 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, if (unlikely(!node_match(c, node))) goto another_slab; + /* must check again c->freelist in case of cpu migration or IRQ */ + object = c->freelist; + if (object) + goto update_freelist; + stat(s, ALLOC_REFILL); load_freelist: @@ -1827,6 +1832,7 @@ load_freelist: if (kmem_cache_debug(s)) goto debug; +update_freelist: c->freelist = get_freepointer(s, object); page->inuse = page->objects; page->freelist = NULL; |