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(parent: 9b8057e) | patch
blk-mq: Put driver tag in blk_mq_dispatch_rq_list() when no budget
authorJohn Garry <john.garry@huawei.com>
Thu, 16 Apr 2020 11:18:51 +0000 (19:18 +0800)
committerJens Axboe <axboe@kernel.dk>
Thu, 16 Apr 2020 15:27:03 +0000 (09:27 -0600)
commitada0abd97bad995124fc552a93a19439594b60ac
tree68b26c54cee0573e332f5aa2bb077f07189822actree | snapshot
parent9b8057e7f937f20763a90a8fc2333168af101732commit | diff
blk-mq: Put driver tag in blk_mq_dispatch_rq_list() when no budget

If in blk_mq_dispatch_rq_list() we find no budget, then we break of the
dispatch loop, but the request may keep the driver tag, evaulated
in 'nxt' in the previous loop iteration.

Fix by putting the driver tag for that request.

Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-mq.c diff | blob | history
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