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| author | Wenchao Hao <haowenchao2@huawei.com> | 2023-05-15 15:01:56 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-05-16 21:56:35 -0400 |
| commit | 09e797c8641f6ad435c33ae24c223351197ea29a (patch) | |
| tree | e895489740c275f81e6959ea756027b3ac7bab24 /include/target | |
| parent | 6ca9818d1624e136a76ae8faedb6b6c95ca66903 (diff) | |
| download | linux-09e797c8641f6ad435c33ae24c223351197ea29a.tar.gz linux-09e797c8641f6ad435c33ae24c223351197ea29a.tar.bz2 linux-09e797c8641f6ad435c33ae24c223351197ea29a.zip | |
scsi: core: Decrease scsi_device's iorequest_cnt if dispatch failed
If scsi_dispatch_cmd() failed, the SCSI command was not sent to the target,
scsi_queue_rq() would return BLK_STS_RESOURCE and the related request would
be requeued. The timeout of this request would not fire, no one would
increase iodone_cnt.
The above flow would result the iodone_cnt smaller than iorequest_cnt. So
decrease the iorequest_cnt if dispatch failed to workaround the issue.
Signed-off-by: Wenchao Hao <haowenchao2@huawei.com>
Reported-by: Ming Lei <ming.lei@redhat.com>
Closes: https://lore.kernel.org/r/ZF+zB+bB7iqe0wGd@ovpn-8-17.pek2.redhat.com
Link: https://lore.kernel.org/r/20230515070156.1790181-3-haowenchao2@huawei.com
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/target')
0 files changed, 0 insertions, 0 deletions