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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-21 00:54:36 +0200
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-21 00:54:36 +0200
commit135d39dcedcedd1f44ea0bba52f15ac5922c114f (patch)
tree12379fc8ef7489eaca1c7245f8bd6af74c619a8f /block/blk-mq.c
parent187764bd111b27783b6d68ffb3b3dbb3a9bafd38 (diff)
parent1279cd128bba968ebe0a2df7f7ae38bae90250ef (diff)
Merge remote-tracking branch 'remotes/fslc/4.9-2.3.x-imx' into toradex_4.9-2.3.x-imx-next
Conflicts: sound/soc/codecs/sgtl5000.c sound/soc/fsl/imx-sgtl5000.c
Diffstat (limited to 'block/blk-mq.c')
-rw-r--r--block/blk-mq.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 6fd9e3c8dcb6..3a7504c4f91d 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2339,6 +2339,10 @@ void blk_mq_update_nr_hw_queues(struct blk_mq_tag_set *set, int nr_hw_queues)
list_for_each_entry(q, &set->tag_list, tag_set_list)
blk_mq_unfreeze_queue(q);
+ /*
+ * Sync with blk_mq_queue_tag_busy_iter.
+ */
+ synchronize_rcu();
}
EXPORT_SYMBOL_GPL(blk_mq_update_nr_hw_queues);