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-rw-r--r--block/blk-cgroup.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index b8858fb0cafa..8bdebb6781e1 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -357,7 +357,6 @@ static int blkcg_reset_stats(struct cgroup *cgroup, struct cftype *cftype,
357{ 357{
358 struct blkcg *blkcg = cgroup_to_blkcg(cgroup); 358 struct blkcg *blkcg = cgroup_to_blkcg(cgroup);
359 struct blkcg_gq *blkg; 359 struct blkcg_gq *blkg;
360 struct hlist_node *n;
361 int i; 360 int i;
362 361
363 mutex_lock(&blkcg_pol_mutex); 362 mutex_lock(&blkcg_pol_mutex);
@@ -368,7 +367,7 @@ static int blkcg_reset_stats(struct cgroup *cgroup, struct cftype *cftype,
368 * stat updates. This is a debug feature which shouldn't exist 367 * stat updates. This is a debug feature which shouldn't exist
369 * anyway. If you get hit by a race, retry. 368 * anyway. If you get hit by a race, retry.
370 */ 369 */
371 hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) { 370 hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node) {
372 for (i = 0; i < BLKCG_MAX_POLS; i++) { 371 for (i = 0; i < BLKCG_MAX_POLS; i++) {
373 struct blkcg_policy *pol = blkcg_policy[i]; 372 struct blkcg_policy *pol = blkcg_policy[i];
374 373
@@ -415,11 +414,10 @@ void blkcg_print_blkgs(struct seq_file *sf, struct blkcg *blkcg,
415 bool show_total) 414 bool show_total)
416{ 415{
417 struct blkcg_gq *blkg; 416 struct blkcg_gq *blkg;
418 struct hlist_node *n;
419 u64 total = 0; 417 u64 total = 0;
420 418
421 spin_lock_irq(&blkcg->lock); 419 spin_lock_irq(&blkcg->lock);
422 hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) 420 hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node)
423 if (blkcg_policy_enabled(blkg->q, pol)) 421 if (blkcg_policy_enabled(blkg->q, pol))
424 total += prfill(sf, blkg->pd[pol->plid], data); 422 total += prfill(sf, blkg->pd[pol->plid], data);
425 spin_unlock_irq(&blkcg->lock); 423 spin_unlock_irq(&blkcg->lock);