Commit 4d5e80a7 authored by Tejun Heo's avatar Tejun Heo

blkcg: s/blkg_rwstat_sum()/blkg_rwstat_total()/

Rename blkg_rwstat_sum() to blkg_rwstat_total().  sum will be used for
summing up stats from multiple blkgs.
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Acked-by: default avatarVivek Goyal <vgoyal@redhat.com>
parent f427d909
......@@ -461,14 +461,14 @@ static inline struct blkg_rwstat blkg_rwstat_read(struct blkg_rwstat *rwstat)
}
/**
* blkg_rwstat_sum - read the total count of a blkg_rwstat
* blkg_rwstat_total - read the total count of a blkg_rwstat
* @rwstat: blkg_rwstat to read
*
* Return the total count of @rwstat regardless of the IO direction. This
* function can be called without synchronization and takes care of u64
* atomicity.
*/
static inline uint64_t blkg_rwstat_sum(struct blkg_rwstat *rwstat)
static inline uint64_t blkg_rwstat_total(struct blkg_rwstat *rwstat)
{
struct blkg_rwstat tmp = blkg_rwstat_read(rwstat);
......
......@@ -536,7 +536,7 @@ static void cfqg_stats_set_start_empty_time(struct cfq_group *cfqg)
{
struct cfqg_stats *stats = &cfqg->stats;
if (blkg_rwstat_sum(&stats->queued))
if (blkg_rwstat_total(&stats->queued))
return;
/*
......@@ -580,7 +580,7 @@ static void cfqg_stats_update_avg_queue_size(struct cfq_group *cfqg)
struct cfqg_stats *stats = &cfqg->stats;
blkg_stat_add(&stats->avg_queue_size_sum,
blkg_rwstat_sum(&stats->queued));
blkg_rwstat_total(&stats->queued));
blkg_stat_add(&stats->avg_queue_size_samples, 1);
cfqg_stats_update_group_wait_time(stats);
}
......
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