+ memcg-remove-redundant-check-in-move_task.patch added to -mm tree

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The patch titled
     memcg: remove redundant check in move_task()
has been added to the -mm tree.  Its filename is
     memcg-remove-redundant-check-in-move_task.patch

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*** Remember to use Documentation/SubmitChecklist when testing your code ***

See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this

The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/

------------------------------------------------------
Subject: memcg: remove redundant check in move_task()
From: Li Zefan <lizf@xxxxxxxxxxxxxx>

It's guaranteed by cgroup that old_cgrp != cgrp.

Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Cc: Paul Menage <menage@xxxxxxxxxx>
Cc: Cedric Le Goater <clg@xxxxxxxxxx>
Cc: Balbir Singh <balbir@xxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

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

diff -puN mm/memcontrol.c~memcg-remove-redundant-check-in-move_task mm/memcontrol.c
--- a/mm/memcontrol.c~memcg-remove-redundant-check-in-move_task
+++ a/mm/memcontrol.c
@@ -1168,9 +1168,6 @@ static void mem_cgroup_move_task(struct 
 	mem = mem_cgroup_from_cont(cont);
 	old_mem = mem_cgroup_from_cont(old_cont);
 
-	if (mem == old_mem)
-		goto out;
-
 	/*
 	 * Only thread group leaders are allowed to migrate, the mm_struct is
 	 * in effect owned by the leader
_

Patches currently in -mm which might be from lizf@xxxxxxxxxxxxxx are

origin.patch
linux-next.patch
cgroup-fix-possible-memory-leak.patch
cgroup-remove-duplicate-code-in-allocate_cg_link.patch
cgroup-uninline-cgroup_has_css_refs.patch
memcg-remove-redundant-check-in-move_task.patch
memrlimit-add-memrlimit-controller-documentation.patch
memrlimit-setup-the-memrlimit-controller.patch
memrlimit-cgroup-mm-owner-callback-changes-to-add-task-info.patch
memrlimit-add-memrlimit-controller-accounting-and-control.patch
memrlimit-improve-error-handling.patch
memrlimit-improve-error-handling-update.patch
memrlimit-handle-attach_task-failure-add-can_attach-callback.patch
introduce-__get_user_pages.patch
introduce-__get_user_pages-fix.patch
split-lru-munlock-rework.patch
revert-to-unevictable-lru-infrastructure-kconfig-fixpatch.patch

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