diff options
| author |   Johannes Weiner <hannes@cmpxchg.org> | 2017-05-03 14:55:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-03 15:52:11 -0700 |
| commit | 31176c781508e4e35b1cc4ae2f0a5abd1f4ea689 (patch) | |
| tree | 0750eee8b5a8326b95b7de26212414c935b9c77d /include/linux/memcontrol.h | |
| parent | mm: vmscan: fix IO/refault regression in cache workingset transition (diff) | |
| download | linux-dev-31176c781508e4e35b1cc4ae2f0a5abd1f4ea689.tar.xz linux-dev-31176c781508e4e35b1cc4ae2f0a5abd1f4ea689.zip | |
mm: memcontrol: clean up memory.events counting function
We only ever count single events, drop the @nr parameter. Rename the
function accordingly. Remove low-information kerneldoc.
Link: http://lkml.kernel.org/r/20170404220148.28338-1-hannes@cmpxchg.org
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Vladimir Davydov <vdavydov.dev@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/memcontrol.h')
| -rw-r--r-- | include/linux/memcontrol.h | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index cfa91a3ca0ca..bc0c16e284c0 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -287,17 +287,10 @@ static inline bool mem_cgroup_disabled(void) return !cgroup_subsys_enabled(memory_cgrp_subsys); } -/** - * mem_cgroup_events - count memory events against a cgroup - * @memcg: the memory cgroup - * @idx: the event index - * @nr: the number of events to account for - */ -static inline void mem_cgroup_events(struct mem_cgroup *memcg, - enum mem_cgroup_events_index idx, - unsigned int nr) +static inline void mem_cgroup_event(struct mem_cgroup *memcg, + enum mem_cgroup_events_index idx) { - this_cpu_add(memcg->stat->events[idx], nr); + this_cpu_inc(memcg->stat->events[idx]); cgroup_file_notify(&memcg->events_file); } @@ -614,9 +607,8 @@ static inline bool mem_cgroup_disabled(void) return true; } -static inline void mem_cgroup_events(struct mem_cgroup *memcg, - enum mem_cgroup_events_index idx, - unsigned int nr) +static inline void mem_cgroup_event(struct mem_cgroup *memcg, + enum mem_cgroup_events_index idx) { } |