[PATCH] memcg: remove obsolete comment

[Vladimir Davydov <vdavydov@parallels.com>]

Low and high watermarks, as they defined in the TODO to the mem_cgroup
struct, have already been implemented by Johannes, so remove the stale
comment.

Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
---
 mm/memcontrol.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 0a06628470cc..74a9641d8f9f 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -259,11 +259,6 @@ static void mem_cgroup_oom_notify(struct mem_cgroup *memcg);
  * page cache and RSS per cgroup. We would eventually like to provide
  * statistics based on the statistics developed by Rik Van Riel for clock-pro,
  * to help the administrator determine what knobs to tune.
- *
- * TODO: Add a water mark for the memory controller. Reclaim will begin when
- * we hit the water mark. May be even add a low water mark, such that
- * no reclaim occurs from a cgroup at it's low water mark, this is
- * a feature that will be implemented much later in the future.
  */
 struct mem_cgroup {
 	struct cgroup_subsys_state css;
-- 
1.7.10.4

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