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| author | Johannes Weiner <hannes@cmpxchg.org> | 2019-05-13 17:18:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 09:47:46 -0700 |
| commit | 1a61ab8038e724a6d8aa59e7d4931a119483294d (patch) | |
| tree | f91cd17590278cd22731b1b62632a11e212c51e6 /mm/memcontrol.c | |
| parent | e0ee0e71078abbcadd4cbc38fb8570551fccc103 (diff) | |
| download | linux-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/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 81a0d3914ec9..f30381481c45 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -737,7 +737,7 @@ unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg, for_each_lru(lru) { if (!(BIT(lru) & lru_mask)) continue; - nr += mem_cgroup_get_lru_size(lruvec, lru); + nr += lruvec_page_state(lruvec, NR_LRU_BASE + lru); } return nr; } |