On Mon, 20 Jul 2020 10:54:35 +0800, Ming Lei wrote:
> IO requests may be held in scheduler queue because of resource contention.
> However, not like normal completion, when queueing request failed, we don't
> ask block layer to queue these requests, so IO hang[1] is caused.
>
> Fix this issue by run queue when IO request failure happens.
>
> [1] IO hang log by running heavy IO with removing scsi device
>
> [...]
Applied to 5.8/scsi-fixes, thanks!
[1/1] scsi: core: Run queue in case of I/O resource contention failure
https://git.kernel.org/mkp/scsi/c/3f0dcfbcd2e1
--
Martin K. Petersen Oracle Linux Engineering
