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authorMel Gorman <mgorman@techsingularity.net>2016-07-29 00:46:14 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-29 01:07:41 +0200
commit50658e2e04c12d5cd628381c1b9cb69d0093a9c0 (patch)
tree9afad9b1cba152df6971cedb58d5d39d9a538c44 /mm/vmscan.c
parentmm, page_alloc: consider dirtyable memory in terms of nodes (diff)
downloadlinux-50658e2e04c12d5cd628381c1b9cb69d0093a9c0.tar.xz
linux-50658e2e04c12d5cd628381c1b9cb69d0093a9c0.zip
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 'mm/vmscan.c')
-rw-r--r--mm/vmscan.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 9f6e673efba7..90b46651d158 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3589,7 +3589,7 @@ int sysctl_min_slab_ratio = 5;
static inline unsigned long zone_unmapped_file_pages(struct zone *zone)
{
- unsigned long file_mapped = zone_page_state(zone, NR_FILE_MAPPED);
+ unsigned long file_mapped = node_page_state(zone->zone_pgdat, NR_FILE_MAPPED);
unsigned long file_lru = node_page_state(zone->zone_pgdat, NR_INACTIVE_FILE) +
node_page_state(zone->zone_pgdat, NR_ACTIVE_FILE);