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-rw-r--r--block/cfq-iosched.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index d43145cc008..f8b34bbbd37 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -688,11 +688,9 @@ static inline void cfqg_stats_update_completion(struct cfq_group *cfqg,
io_start_time - start_time);
}
-static void cfq_pd_reset_stats(struct blkcg_gq *blkg)
+/* @stats = 0 */
+static void cfqg_stats_reset(struct cfqg_stats *stats)
{
- struct cfq_group *cfqg = blkg_to_cfqg(blkg);
- struct cfqg_stats *stats = &cfqg->stats;
-
/* queued stats shouldn't be cleared */
blkg_rwstat_reset(&stats->service_bytes);
blkg_rwstat_reset(&stats->serviced);
@@ -1477,6 +1475,13 @@ static void cfq_pd_init(struct blkcg_gq *blkg)
cfqg->leaf_weight = blkg->blkcg->cfq_leaf_weight;
}
+static void cfq_pd_reset_stats(struct blkcg_gq *blkg)
+{
+ struct cfq_group *cfqg = blkg_to_cfqg(blkg);
+
+ cfqg_stats_reset(&cfqg->stats);
+}
+
/*
* Search for the cfq group current task belongs to. request_queue lock must
* be held.