Re: [PATCH 2/2] block: attempt direct issue of plug list

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On Oct 26, 2021 / 08:42, Jens Axboe wrote:
> On 10/25/21 11:20 PM, Shinichiro Kawasaki wrote:
> > On Oct 19, 2021 / 06:08, Jens Axboe wrote:
> >> If we have just one queue type in the plug list, then we can extend our
> >> direct issue to cover a full plug list as well.
> >>
> >> Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
> > 
> > Hi Jens, I tried out for-next branch and observed A WARNING "do not call
> > blocking ops when !TASK_RUNNING" [1]. Reverting this patch from the for-next
> > branch, the warning disappears. The warning was triggered when mkfs.xfs is
> > run for memory backed null_blk devices with "none" scheduler.

(snip)

> 
> This one should fix it:
> 
> https://git.kernel.dk/cgit/linux-block/commit/?h=for-5.16/block&id=ff1552232b3612edff43a95746a4e78e231ef3d4

I confirmed that the patch fixes the warning. Good. Thank you Ming, Jens.

-- 
Best Regards,
Shin'ichiro Kawasaki



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