Commit 98e99fc4 authored by Hao Li's avatar Hao Li Committed by Vlastimil Babka
Browse files

slub: let need_slab_obj_exts() return false if SLAB_NO_OBJ_EXT is set 



SLAB_NO_OBJ_EXT is set for boot caches, but need_slab_obj_exts() doesn't
check this flag. We should return false unconditionally when
SLAB_NO_OBJ_EXT is set.

Signed-off-by: default avatarHao Li <hao.li@linux.dev>
Acked-by: default avatarHarry Yoo <harry.yoo@oracle.com>
Link: https://patch.msgid.link/20260205120709.425719-1-hao.li@linux.dev


Signed-off-by: default avatarVlastimil Babka <vbabka@suse.cz>
parent 2f35fee9

mm/slub.c

+3 −0
Original line number Diff line number Diff line
@@ -898,6 +898,9 @@ static inline unsigned long get_orig_size(struct kmem_cache *s, void *object) 
 */

static inline bool need_slab_obj_exts(struct kmem_cache *s)

{

	if (s->flags & SLAB_NO_OBJ_EXT)

		return false;



	if (memcg_kmem_online() && (s->flags & SLAB_ACCOUNT))

		return true;