Re: [PATCH V2 14/20] blk-mq-sched: improve IO scheduling on SCSI devcie

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On Sat, 2017-08-05 at 14:56 +0800, Ming Lei wrote:
> This patch introduces per-request_queue dispatch
> list for this purpose, and only when all requests
> in this list are dispatched out successfully, we
> can restart to dequeue request from sw/scheduler
> queue and dispath it to lld.

Wasn't one of the design goals of blk-mq to avoid a per-request_queue list?

Thanks,

Bart.




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