diff options
| author | Johannes Weiner <hannes@cmpxchg.org> | 2019-05-14 02:18:11 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 18:47:47 +0200 |
| commit | 113b7dfd827175977ea71cc4a29c1ac24acb9fce (patch) | |
| tree | 8c5e546809949504c72efd4aca15c9d4ffbca1b5 /mm/memcontrol.c | |
| parent | mm: memcontrol: push down mem_cgroup_nr_lru_pages() (diff) | |
| download | linux-113b7dfd827175977ea71cc4a29c1ac24acb9fce.tar.xz linux-113b7dfd827175977ea71cc4a29c1ac24acb9fce.zip | |
mm: memcontrol: quarantine the mem_cgroup_[node_]nr_lru_pages() API
Only memcg_numa_stat_show() uses those wrappers and the lru bitmasks,
group them together.
Link: http://lkml.kernel.org/r/20190228163020.24100-7-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 | 67 |
1 files changed, 36 insertions, 31 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index d29417b93a8b..287933005e11 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -725,37 +725,6 @@ static void mem_cgroup_charge_statistics(struct mem_cgroup *memcg, __this_cpu_add(memcg->stat_cpu->nr_page_events, nr_pages); } -static unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg, - int nid, unsigned int lru_mask) -{ - struct lruvec *lruvec = mem_cgroup_lruvec(NODE_DATA(nid), memcg); - unsigned long nr = 0; - enum lru_list lru; - - VM_BUG_ON((unsigned)nid >= nr_node_ids); - - for_each_lru(lru) { - if (!(BIT(lru) & lru_mask)) - continue; - nr += lruvec_page_state(lruvec, NR_LRU_BASE + lru); - } - return nr; -} - -static unsigned long mem_cgroup_nr_lru_pages(struct mem_cgroup *memcg, - unsigned int lru_mask) -{ - unsigned long nr = 0; - enum lru_list lru; - - for_each_lru(lru) { - if (!(BIT(lru) & lru_mask)) - continue; - nr += memcg_page_state(memcg, NR_LRU_BASE + lru); - } - return nr; -} - static bool mem_cgroup_event_ratelimit(struct mem_cgroup *memcg, enum mem_cgroup_events_target target) { @@ -3338,6 +3307,42 @@ static int mem_cgroup_move_charge_write(struct cgroup_subsys_state *css, #endif #ifdef CONFIG_NUMA + +#define LRU_ALL_FILE (BIT(LRU_INACTIVE_FILE) | BIT(LRU_ACTIVE_FILE)) +#define LRU_ALL_ANON (BIT(LRU_INACTIVE_ANON) | BIT(LRU_ACTIVE_ANON)) +#define LRU_ALL ((1 << NR_LRU_LISTS) - 1) + +static unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg, + int nid, unsigned int lru_mask) +{ + struct lruvec *lruvec = mem_cgroup_lruvec(NODE_DATA(nid), memcg); + unsigned long nr = 0; + enum lru_list lru; + + VM_BUG_ON((unsigned)nid >= nr_node_ids); + + for_each_lru(lru) { + if (!(BIT(lru) & lru_mask)) + continue; + nr += lruvec_page_state(lruvec, NR_LRU_BASE + lru); + } + return nr; +} + +static unsigned long mem_cgroup_nr_lru_pages(struct mem_cgroup *memcg, + unsigned int lru_mask) +{ + unsigned long nr = 0; + enum lru_list lru; + + for_each_lru(lru) { + if (!(BIT(lru) & lru_mask)) + continue; + nr += memcg_page_state(memcg, NR_LRU_BASE + lru); + } + return nr; +} + static int memcg_numa_stat_show(struct seq_file *m, void *v) { struct numa_stat { |