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authorTejun Heo <tj@kernel.org>2013-01-09 08:05:12 -0800
committerTejun Heo <tj@kernel.org>2013-01-09 08:05:12 -0800
commit4d5e80a76074786a49879ff482a83e72ad634606 (patch)
tree2bfc06bd5707407c53a295061a2a609af75791d0 /block
parentf427d909648aa592c9588d0f66b5b457752a0cd1 (diff)
downloadlinaro-lsk-4d5e80a76074786a49879ff482a83e72ad634606.tar.gz
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: Tejun Heo <tj@kernel.org> Acked-by: Vivek Goyal <vgoyal@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/blk-cgroup.h4
-rw-r--r--block/cfq-iosched.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h
index 678e89ed8ec..586c0ac3309 100644
--- a/block/blk-cgroup.h
+++ b/block/blk-cgroup.h
@@ -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);
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index e8f31069b37..d43145cc008 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -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);
}