diff --git a/mm/slub.c b/mm/slub.c index 108ed03fb422673619de978f5db6a4384107fe24..5e410a95abaf02674d36c3d969f01ecee332bfac 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2169,6 +2169,11 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, goto new_slab; } + /* must check again c->freelist in case of cpu migration or IRQ */ + object = c->freelist; + if (object) + goto load_freelist; + stat(s, ALLOC_SLOWPATH); do {