mm/sl[aou]b: Move kmem_cache refcounting to common code

Get rid of the refcount stuff in the allocators and do that part of
kmem_cache management in the common code.

Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/mm/slab_common.c b/mm/slab_common.c
index 8a85a19d90ef..651a3c60847a 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -125,11 +125,12 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size, size_t align
                 }
 
                 err = __kmem_cache_create(s, flags);
-                if (!err)
+                if (!err) {
 
+                        s->refcount = 1;
                         list_add(&s->list, &slab_caches);
 
-                else {
+                } else {
                         kfree(s->name);
                         kmem_cache_free(kmem_cache, s);
                 }