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authorWanpeng Li <liwp@linux.vnet.ibm.com>2012-07-31 16:43:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-31 18:42:44 -0700
commitaaad153e3408a4b8784de4c8446a40e70d57481f (patch)
tree2dadfd1998bec652dc6264f1380997407d3daeda /mm
parent05a73ed29a3aef4cf8d095ec5b08afecb959fa24 (diff)
mm/memcg: mem_cgroup_relize_xxx_limit can guarantee memcg->res.limit <= memcg->memsw.limit
Signed-off-by: Wanpeng Li <liwp.linux@gmail.com> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/memcontrol.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b11fb2fe77c1..ac87e79b00d1 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3416,7 +3416,7 @@ static int mem_cgroup_resize_limit(struct mem_cgroup *memcg,
/*
* Rather than hide all in some function, I do this in
* open coded manner. You see what this really does.
- * We have to guarantee memcg->res.limit < memcg->memsw.limit.
+ * We have to guarantee memcg->res.limit <= memcg->memsw.limit.
*/
mutex_lock(&set_limit_mutex);
memswlimit = res_counter_read_u64(&memcg->memsw, RES_LIMIT);
@@ -3477,7 +3477,7 @@ static int mem_cgroup_resize_memsw_limit(struct mem_cgroup *memcg,
/*
* Rather than hide all in some function, I do this in
* open coded manner. You see what this really does.
- * We have to guarantee memcg->res.limit < memcg->memsw.limit.
+ * We have to guarantee memcg->res.limit <= memcg->memsw.limit.
*/
mutex_lock(&set_limit_mutex);
memlimit = res_counter_read_u64(&memcg->res, RES_LIMIT);