Re: [PATCH v4 0/6] Avoid that scsi-mq and dm-mq queue processing stalls sporadically

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On Fri, Apr 07, 2017 at 11:16:48AM -0700, Bart Van Assche wrote:
> Hello Jens,
> 
> The six patches in this patch series fix the queue lockup I reported
> recently on the linux-block mailing list. Please consider these patches
> for inclusion in the upstream kernel.
> 

Hey Bart,

just out of curiosity. Is this maybe related to similar stuff happening
when CPUs are hot plugged - at least in that the stack gets stuck? Like
in this thread here:
https://www.mail-archive.com/linux-block@xxxxxxxxxxxxxxx/msg06057.html

Would be interesting, because we recently saw similar stuff happening.


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                                                      - Benjamin Block
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Linux on z Systems Development         /         IBM Systems & Technology Group
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