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-rw-r--r--block/blk-mq.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 6160128085fc..21f952ab3581 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -541,9 +541,15 @@ void blk_mq_kick_requeue_list(struct request_queue *q)
}
EXPORT_SYMBOL(blk_mq_kick_requeue_list);
-struct request *blk_mq_tag_to_rq(struct blk_mq_tags *tags, unsigned int tag)
+struct request *blk_mq_tag_to_rq(struct blk_mq_hw_ctx *hctx, unsigned int tag)
{
- return tags->rqs[tag];
+ struct request_queue *q = hctx->queue;
+
+ if ((q->flush_rq->cmd_flags & REQ_FLUSH_SEQ) &&
+ q->flush_rq->tag == tag)
+ return q->flush_rq;
+
+ return hctx->tags->rqs[tag];
}
EXPORT_SYMBOL(blk_mq_tag_to_rq);
@@ -572,7 +578,7 @@ static void blk_mq_timeout_check(void *__data, unsigned long *free_tags)
if (tag >= hctx->tags->nr_tags)
break;
- rq = blk_mq_tag_to_rq(hctx->tags, tag++);
+ rq = blk_mq_tag_to_rq(hctx, tag++);
if (rq->q != hctx->queue)
continue;
if (!test_bit(REQ_ATOM_STARTED, &rq->atomic_flags))