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author | Ming Lei <ming.lei@redhat.com> | 2017-10-27 06:43:30 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2017-11-01 15:20:34 +0100 |
commit | 1f460b63d4b37f504d8d0affc2cd492eb005ea97 (patch) | |
tree | 829611af2a709a83ac018bf6c1d083e2fde02659 /drivers/block | |
parent | blk-mq: don't handle TAG_SHARED in restart (diff) | |
download | linux-1f460b63d4b37f504d8d0affc2cd492eb005ea97.tar.xz linux-1f460b63d4b37f504d8d0affc2cd492eb005ea97.zip |
blk-mq: don't restart queue when .get_budget returns BLK_STS_RESOURCE
SCSI restarts its queue in scsi_end_request() automatically, so we don't
need to handle this case in blk-mq.
Especailly any request won't be dequeued in this case, we needn't to
worry about IO hang caused by restart vs. dispatch.
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
0 files changed, 0 insertions, 0 deletions