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authorMel Gorman <mgorman@techsingularity.net>2016-07-28 22:46:14 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-28 23:07:41 (GMT)
commit50658e2e04c12d5cd628381c1b9cb69d0093a9c0 (patch)
tree9afad9b1cba152df6971cedb58d5d39d9a538c44 /include
parent281e37265f2826ed401d84d6790226448ef3f0e8 (diff)
downloadlinux-50658e2e04c12d5cd628381c1b9cb69d0093a9c0.tar.xz
mm: move page mapped accounting to the node
Reclaim makes decisions based on the number of pages that are mapped but it's mixing node and zone information. Account NR_FILE_MAPPED and NR_ANON_PAGES pages on the node. Link: http://lkml.kernel.org/r/1467970510-21195-18-git-send-email-mgorman@techsingularity.net Signed-off-by: Mel Gorman <mgorman@techsingularity.net> Acked-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Hillf Danton <hillf.zj@alibaba-inc.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Rik van Riel <riel@surriel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mmzone.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index fae2fe3..95d34d1 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -115,9 +115,6 @@ enum zone_stat_item {
NR_ZONE_LRU_ANON = NR_ZONE_LRU_BASE,
NR_ZONE_LRU_FILE,
NR_MLOCK, /* mlock()ed pages found and moved off LRU */
- NR_ANON_PAGES, /* Mapped anonymous pages */
- NR_FILE_MAPPED, /* pagecache pages mapped into pagetables.
- only modified from process context */
NR_FILE_PAGES,
NR_FILE_DIRTY,
NR_WRITEBACK,
@@ -164,6 +161,9 @@ enum node_stat_item {
WORKINGSET_REFAULT,
WORKINGSET_ACTIVATE,
WORKINGSET_NODERECLAIM,
+ NR_ANON_PAGES, /* Mapped anonymous pages */
+ NR_FILE_MAPPED, /* pagecache pages mapped into pagetables.
+ only modified from process context */
NR_VM_NODE_STAT_ITEMS
};