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memcg: rename MEM_CGROUP_STAT_SWAPOUT as MEM_CGROUP_STAT_SWAP

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MEM_CGROUP_STAT_SWAPOUT represents the usage of swap rather than
the number of swap-out events. Rename it to be MEM_CGROUP_STAT_SWAP.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Acked-by: Hugh Dickins <hughd@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kamezawa Hiroyuki 2012-07-31 16:41:38 -07:00 committed by Linus Torvalds
parent aa91c4d898
commit bff6bb83f3
1 changed files with 5 additions and 5 deletions
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10
mm/memcontrol.c
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@ -87,7 +87,7 @@ enum mem_cgroup_stat_index {
MEM_CGROUP_STAT_CACHE, /* # of pages charged as cache */
MEM_CGROUP_STAT_RSS, /* # of pages charged as anon rss */
MEM_CGROUP_STAT_FILE_MAPPED, /* # of pages charged as file rss */
MEM_CGROUP_STAT_SWAPOUT, /* # of pages, swapped out */
MEM_CGROUP_STAT_SWAP, /* # of pages, swapped out */
MEM_CGROUP_STAT_NSTATS,
};
@ -703,7 +703,7 @@ static void mem_cgroup_swap_statistics(struct mem_cgroup *memcg,
bool charge)
{
int val = (charge) ? 1 : -1;
this_cpu_add(memcg->stat->count[MEM_CGROUP_STAT_SWAPOUT], val);
this_cpu_add(memcg->stat->count[MEM_CGROUP_STAT_SWAP], val);
}
static unsigned long mem_cgroup_read_events(struct mem_cgroup *memcg,
@ -3831,7 +3831,7 @@ static inline u64 mem_cgroup_usage(struct mem_cgroup *memcg, bool swap)
val += mem_cgroup_recursive_stat(memcg, MEM_CGROUP_STAT_RSS);
if (swap)
val += mem_cgroup_recursive_stat(memcg, MEM_CGROUP_STAT_SWAPOUT);
val += mem_cgroup_recursive_stat(memcg, MEM_CGROUP_STAT_SWAP);
return val << PAGE_SHIFT;
}
@ -4082,7 +4082,7 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
unsigned int i;
for (i = 0; i < MEM_CGROUP_STAT_NSTATS; i++) {
if (i == MEM_CGROUP_STAT_SWAPOUT && !do_swap_account)
if (i == MEM_CGROUP_STAT_SWAP && !do_swap_account)
continue;
seq_printf(m, "%s %ld\n", mem_cgroup_stat_names[i],
mem_cgroup_read_stat(memcg, i) * PAGE_SIZE);
@ -4109,7 +4109,7 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
for (i = 0; i < MEM_CGROUP_STAT_NSTATS; i++) {
long long val = 0;
if (i == MEM_CGROUP_STAT_SWAPOUT && !do_swap_account)
if (i == MEM_CGROUP_STAT_SWAP && !do_swap_account)
continue;
for_each_mem_cgroup_tree(mi, memcg)
val += mem_cgroup_read_stat(mi, i) * PAGE_SIZE;