slub: Not necessary to check for empty slab on load_freelist
load_freelist is now only branched to only if there are objects available.
So no need to check the object variable for NULL.
Signed-off-by: Pekka Enberg <penberg@kernel.org>
diff --git a/mm/slub.c b/mm/slub.c
index 25dac48..78c4882 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1997,9 +1997,6 @@
NULL, new.counters,
"__slab_alloc"));
-load_freelist:
- VM_BUG_ON(!page->frozen);
-
if (unlikely(!object)) {
c->page = NULL;
stat(s, DEACTIVATE_BYPASS);
@@ -2008,6 +2005,8 @@
stat(s, ALLOC_REFILL);
+load_freelist:
+ VM_BUG_ON(!page->frozen);
c->freelist = get_freepointer(s, object);
c->tid = next_tid(c->tid);
local_irq_restore(flags);