Re: [PATCH 0/9] block/scsi: safe SCSI quiescing

Ming Lei
2017-08-31T17:38:48Z

On Thu, Aug 31, 2017 at 07:34:06PM +0200, Oleksandr Natalenko wrote:
> Since I'm in CC, does this series aim to replace 2 patches I've tested before:
>
> blk-mq: add requests in the tail of hctx->dispatch
> blk-mq: align to legacy's implementation of blk_execute_rq
>
> ?

Yeah, this solution is more generic, and the old one in above
two patches may run into the same deadlock inevitably.

Oleksandr, could you test this patchset and provide the feedback?

BTW, it fixes the I/O hang in my raid10 test, but I just write
'devices' to pm_test.

Thanks!

--
Ming