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-rw-r--r--block/bfq-cgroup.c2
-rw-r--r--block/bfq-iosched.h2
-rw-r--r--block/blk-mq.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c
index 9fb9f3533150..6a75fe1c7a5c 100644
--- a/block/bfq-cgroup.c
+++ b/block/bfq-cgroup.c
@@ -380,7 +380,7 @@ static void bfqg_stats_add_aux(struct bfqg_stats *to, struct bfqg_stats *from)
blkg_rwstat_add_aux(&to->merged, &from->merged);
blkg_rwstat_add_aux(&to->service_time, &from->service_time);
blkg_rwstat_add_aux(&to->wait_time, &from->wait_time);
- bfq_stat_add_aux(&from->time, &from->time);
+ bfq_stat_add_aux(&to->time, &from->time);
bfq_stat_add_aux(&to->avg_queue_size_sum, &from->avg_queue_size_sum);
bfq_stat_add_aux(&to->avg_queue_size_samples,
&from->avg_queue_size_samples);
diff --git a/block/bfq-iosched.h b/block/bfq-iosched.h
index 34a498e6b2a5..355a731e2c04 100644
--- a/block/bfq-iosched.h
+++ b/block/bfq-iosched.h
@@ -984,7 +984,7 @@ struct bfq_group_data {
* unused for the root group. Used to know whether there
* are groups with more than one active @bfq_entity
* (see the comments to the function
- * bfq_bfqq_may_idle()).
+ * bfq_better_to_idle()).
* @rq_pos_tree: rbtree sorted by next_request position, used when
* determining if two or more queues have interleaving
* requests (see bfq_find_close_cooperator()).
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 1978eef95dca..eff4f72ce83b 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -3721,7 +3721,7 @@ static int blk_mq_hctx_notify_offline(unsigned int cpu, struct hlist_node *node)
struct blk_mq_hw_ctx, cpuhp_online);
int ret = 0;
- if (blk_mq_hctx_has_online_cpu(hctx, cpu))
+ if (!hctx->nr_ctx || blk_mq_hctx_has_online_cpu(hctx, cpu))
return 0;
/*