The patch titled
memcg: bugfix check mem_cgroup_disabled() at split fixup
has been removed from the -mm tree. Its filename was
memcg-bugfix-check-mem_cgroup_disabled-at-split-fixup.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: memcg: bugfix check mem_cgroup_disabled() at split fixup
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
mem_cgroup_disabled() should be checked at splitting. If disabled, no
heavy work is necesary.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Acked-by: Daisuke Nishimura <nishimura@xxxxxxxxxxxxxxxxx>
Reviewed-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Balbir Singh <balbir@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN mm/memcontrol.c~memcg-bugfix-check-mem_cgroup_disabled-at-split-fixup mm/memcontrol.c
--- a/mm/memcontrol.c~memcg-bugfix-check-mem_cgroup_disabled-at-split-fixup
+++ a/mm/memcontrol.c
@@ -2145,6 +2145,8 @@ void mem_cgroup_split_huge_fixup(struct
struct page_cgroup *tail_pc = lookup_page_cgroup(tail);
unsigned long flags;
+ if (mem_cgroup_disabled())
+ return;
/*
* We have no races with charge/uncharge but will have races with
* page state accounting.
_
Patches currently in -mm which might be from kamezawa.hiroyu@xxxxxxxxxxxxxx are
origin.patch
oom-suppress-nodes-that-are-not-allowed-from-meminfo-on-oom-kill.patch
oom-suppress-show_mem-for-many-nodes-in-irq-context-on-page-alloc-failure.patch
oom-suppress-nodes-that-are-not-allowed-from-meminfo-on-page-alloc-failure.patch
mm-add-replace_page_cache_page-function.patch
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