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authorJohannes Weiner <[email protected]>2012-05-29 15:07:07 -0700
committerLinus Torvalds <[email protected]>2012-05-29 16:22:28 -0700
commitfad02c2de0623fc6d4ff12ca72b60ea521118681 (patch)
treec94040481a13fae1215176356606e7f322affdad
parent13114716c744afe165c2148c944ed0306658921c (diff)
mm: memcg: group swapped-out statistics counter logically
The counter of currently swapped out pages in a memcg (hierarchy) is sitting amidst ever-increasing event counters. Move this item to the other counters that reflect current state rather than history. This technically breaks the kernel ABI, but hopefully nobody relies on the order of items in memory.stat. Signed-off-by: Johannes Weiner <[email protected]> Acked-by: Michal Hocko <[email protected]> Acked-by: KAMEZAWA Hiroyuki <[email protected]> Cc: Ying Han <[email protected]> Cc: Tejun Heo <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
-rw-r--r--mm/memcontrol.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b7b230606f2c..1118e02a40b6 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4043,9 +4043,9 @@ enum {
MCS_CACHE,
MCS_RSS,
MCS_FILE_MAPPED,
+ MCS_SWAP,
MCS_PGPGIN,
MCS_PGPGOUT,
- MCS_SWAP,
MCS_PGFAULT,
MCS_PGMAJFAULT,
MCS_INACTIVE_ANON,
@@ -4064,9 +4064,9 @@ static const char *memcg_stat_strings[NR_MCS_STAT] = {
"cache",
"rss",
"mapped_file",
+ "swap",
"pgpgin",
"pgpgout",
- "swap",
"pgfault",
"pgmajfault",
"inactive_anon",