[PATCH -mm 4/8] slub: remove kmemcg id from create_unique_id

Vladimir Davydov
2014-07-07T12:00:39Z

This function is never called for memcg caches, because they are
unmergeable, so remove the dead code.

Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
---
mm/slub.c | 6 ------
1 file changed, 6 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 1821e2096cbb..81f3823f3e03 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -5153,12 +5153,6 @@ static char *create_unique_id(struct kmem_cache *s)
*p++ = '-';
p += sprintf(p, "%07d", s->size);

-#ifdef CONFIG_MEMCG_KMEM
- if (!is_root_cache(s))
- p += sprintf(p, "-%08d",
- memcg_cache_id(s->memcg_params->memcg));
-#endif
-
BUG_ON(p > name + ID_STR_LENGTH - 1);
return name;
}
--
1.7.10.4