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authorRoman Gushchin <guro@fb.com>2020-08-07 09:21:24 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-07 21:33:25 +0300
commit15999eef7f25e2ea6a1c33f026166f472c5714e9 (patch)
treea23ee0d7d14ab9d0dc960276f5c22c6f6b13180a /mm/slab_common.c
parentc7094406fcb7cdf4fe1de8893f0613b75349773d (diff)
downloadlinux-15999eef7f25e2ea6a1c33f026166f472c5714e9.tar.xz
mm: memcg/slab: remove redundant check in memcg_accumulate_slabinfo()
memcg_accumulate_slabinfo() is never called with a non-root kmem_cache as a first argument, so the is_root_cache(s) check is redundant and can be removed without any functional change. Signed-off-by: Roman Gushchin <guro@fb.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Vlastimil Babka <vbabka@suse.cz> Reviewed-by: Shakeel Butt <shakeelb@google.com> Cc: Christoph Lameter <cl@linux.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@kernel.org> Cc: Tejun Heo <tj@kernel.org> Link: http://lkml.kernel.org/r/20200623174037.3951353-17-guro@fb.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slab_common.c')
-rw-r--r--mm/slab_common.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c
index a9f6ab452ce5..ad67a03c592a 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1104,9 +1104,6 @@ memcg_accumulate_slabinfo(struct kmem_cache *s, struct slabinfo *info)
struct kmem_cache *c;
struct slabinfo sinfo;
- if (!is_root_cache(s))
- return;
-
c = memcg_cache(s);
if (c) {
memset(&sinfo, 0, sizeof(sinfo));