diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c index b94c3e8ef392..995336abee33 100644 --- a/block/blk-mq-tag.c +++ b/block/blk-mq-tag.c @@ -399,9 +399,12 @@ void blk_mq_all_tag_iter(struct blk_mq_tags *tags, busy_tag_iter_fn *fn, void blk_mq_tagset_busy_iter(struct blk_mq_tag_set *tagset, busy_tag_iter_fn *fn, void *priv) { - int i; + unsigned int flags = tagset->flags; + int i, nr_tags; - for (i = 0; i < tagset->nr_hw_queues; i++) { + nr_tags = blk_mq_is_shared_tags(flags) ? 1 : tagset->nr_hw_queues; + + for (i = 0; i < nr_tags; i++) { if (tagset->tags && tagset->tags[i]) __blk_mq_all_tag_iter(tagset->tags[i], fn, priv, BT_TAG_ITER_STARTED);