diff options
Diffstat (limited to 'block/blk-cgroup.c')
| -rw-r--r-- | block/blk-cgroup.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 440797293235..0778e52b1db2 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -745,7 +745,7 @@ struct blkg_rwstat blkg_rwstat_recursive_sum(struct blkcg_gq *blkg, struct blkcg_gq *pos_blkg; struct cgroup_subsys_state *pos_css; struct blkg_rwstat sum = { }; - int i; + unsigned int i; lockdep_assert_held(&blkg->q->queue_lock); @@ -762,8 +762,7 @@ struct blkg_rwstat blkg_rwstat_recursive_sum(struct blkcg_gq *blkg, rwstat = (void *)pos_blkg + off; for (i = 0; i < BLKG_RWSTAT_NR; i++) - atomic64_add(atomic64_read(&rwstat->aux_cnt[i]) + - percpu_counter_sum_positive(&rwstat->cpu_cnt[i]), + atomic64_add(blkg_rwstat_read_counter(rwstat, i), &sum.aux_cnt[i]); } rcu_read_unlock(); |