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>

1 files changed, 2 insertions, 2 deletions

diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index e8f31069b379..d43145cc0088 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);
 }