diff options
| 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 /include | |
| parent | mm: memcontrol: track LRU counts in the vmstats array (diff) | |
| download | linux-dev-1a61ab8038e724a6d8aa59e7d4931a119483294d.tar.xz linux-dev-1a61ab8038e724a6d8aa59e7d4931a119483294d.zip | |
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 'include')
| -rw-r--r-- | include/linux/memcontrol.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index b238403f95b2..65f381b27a2d 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -505,19 +505,6 @@ unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg, int nid, unsigned int lru_mask); static inline -unsigned long mem_cgroup_get_lru_size(struct lruvec *lruvec, enum lru_list lru) -{ - struct mem_cgroup_per_node *mz; - unsigned long nr_pages = 0; - int zid; - - mz = container_of(lruvec, struct mem_cgroup_per_node, lruvec); - for (zid = 0; zid < MAX_NR_ZONES; zid++) - nr_pages += mz->lru_zone_size[zid][lru]; - return nr_pages; -} - -static inline unsigned long mem_cgroup_get_zone_lru_size(struct lruvec *lruvec, enum lru_list lru, int zone_idx) { @@ -960,11 +947,6 @@ static inline bool mem_cgroup_online(struct mem_cgroup *memcg) return true; } -static inline unsigned long -mem_cgroup_get_lru_size(struct lruvec *lruvec, enum lru_list lru) -{ - return 0; -} static inline unsigned long mem_cgroup_get_zone_lru_size(struct lruvec *lruvec, enum lru_list lru, int zone_idx) |