Commit 14b83e17 authored by Ming Lei's avatar Ming Lei Committed by Jens Axboe
Browse files

block: mq flush: clear flush_rq's tag in flush_end_io()



blk_mq_tag_to_rq() needs to be able to tell if it should return
the original request, or the flush request if we are doing a flush
sequence. Clear the flush tag when IO completes for a flush, since
that is what we are comparing against.
Signed-off-by: default avatarMing Lei <tom.leiming@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 0e62f51f
......@@ -225,7 +225,7 @@ static void flush_end_io(struct request *flush_rq, int error)
if (q->mq_ops) {
spin_lock_irqsave(&q->mq_flush_lock, flags);
q->flush_rq->cmd_flags = 0;
q->flush_rq->tag = -1;
}
running = &q->flush_queue[q->flush_running_idx];
......
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