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authorJohannes Weiner <hannes@cmpxchg.org>2019-05-13 17:18:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-14 09:47:46 -0700
commit1a61ab8038e724a6d8aa59e7d4931a119483294d (patch)
treef91cd17590278cd22731b1b62632a11e212c51e6 /mm/vmscan.c
parente0ee0e71078abbcadd4cbc38fb8570551fccc103 (diff)
downloadlinux-1a61ab8038e724a6d8aa59e7d4931a119483294d.tar.bz2
mm: memcontrol: replace zone summing with lruvec_page_state()
Instead of adding up the zone counters, use lruvec_page_state() to get the node state directly. This is a bit cheaper and more stream-lined. Link: http://lkml.kernel.org/r/20190228163020.24100-3-hannes@cmpxchg.org Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Reviewed-by: Roman Gushchin <guro@fb.com> Cc: Michal Hocko <mhocko@kernel.org> Cc: Tejun Heo <tj@kernel.org> 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 39912c6b7181..e869f9e25a3d 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -346,7 +346,7 @@ unsigned long lruvec_lru_size(struct lruvec *lruvec, enum lru_list lru, int zone
int zid;
if (!mem_cgroup_disabled())
- lru_size = mem_cgroup_get_lru_size(lruvec, lru);
+ lru_size = lruvec_page_state(lruvec, NR_LRU_BASE + lru);
else
lru_size = node_page_state(lruvec_pgdat(lruvec), NR_LRU_BASE + lru);