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SubjectRe: [PATCH 04/19] sched: Prepare for Core-wide rq->lock
On Wed, Apr 28, 2021 at 9:41 AM Don Hiatt <> wrote:
> I'm still seeing hard lockups while repeatedly setting cookies on qemu
> processes even with
> the updated patch. If there is any debug you'd like me to turn on,
> just let me know.
> Thanks!
> don

Thanks for the added context on your repro configuration. In addition
to the updated patch from earlier, could you try the modification to
double_rq_lock() from
? I have a feeling this is what's causing your lockup.


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