[merged] mm-memcg-slab-remove-redundant-check-in-memcg_accumulate_slabinfo.patch removed from -mm tree

[merged] mm-memcg-slab-remove-redundant-check-in-memcg_accumulate_slabinfo.patch removed from -mm tree

[akpm]

The patch titled
     Subject: mm: memcg/slab: remove redundant check in memcg_accumulate_slabinfo()
has been removed from the -mm tree.  Its filename was
     mm-memcg-slab-remove-redundant-check-in-memcg_accumulate_slabinfo.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Roman Gushchin <guro@fb.com>
Subject: 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.

Link: http://lkml.kernel.org/r/20200623174037.3951353-17-guro@fb.com
Signed-off-by: Roman Gushchin <guro@fb.com>
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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/slab_common.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/mm/slab_common.c~mm-memcg-slab-remove-redundant-check-in-memcg_accumulate_slabinfo
+++ a/mm/slab_common.c
@@ -1104,9 +1104,6 @@ memcg_accumulate_slabinfo(struct kmem_ca
 	struct kmem_cache *c;
 	struct slabinfo sinfo;
 
-	if (!is_root_cache(s))
-		return;
-
 	c = memcg_cache(s);
 	if (c) {
 		memset(&sinfo, 0, sizeof(sinfo));
_

Patches currently in -mm which might be from guro@fb.com are

percpu-return-number-of-released-bytes-from-pcpu_free_area.patch
mm-memcg-percpu-account-percpu-memory-to-memory-cgroups.patch
mm-memcg-percpu-per-memcg-percpu-memory-statistics.patch
mm-memcg-percpu-per-memcg-percpu-memory-statistics-v3.patch
mm-memcg-charge-memcg-percpu-memory-to-the-parent-cgroup.patch
kselftests-cgroup-add-perpcu-memory-accounting-test.patch
mm-vmstat-fix-proc-sys-vm-stat_refresh-generating-false-warnings.patch
mm-vmstat-fix-proc-sys-vm-stat_refresh-generating-false-warnings-fix.patch