Re: [PATCH] blk-mq: Revert multiple recent patches

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On Mon, Nov 06, 2017 at 05:07:31PM -0800, Bart Van Assche wrote:
> Since we are close to the merge window and since it is too late for
> reworking patches and algorithms that have turned out to be flawed,
> revert multiple recent patches. Revert patch "blk-mq: don't handle
> TAG_SHARED in restart" and all patches that conflict with the revert
> of that patch because that patch is based on an incorrect assumption,
> namely that the SCSI starved list can be used as a replacement for
> the blk-mq queue restarting mechanism. Revert patch "scsi: implement

Why is the replacement correct? Please explain it in details.

-- 
Ming



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