[PATCH v2] ufs: core: Avoid IRQ thread wakeup during active UIC command

Peter Wang (王信友) peter.wang at mediatek.com
Thu Mar 19 19:09:59 PDT 2026


On Thu, 2026-03-19 at 13:30 -0700, Bart Van Assche wrote:
> If this issue would be caused by a bug in lockdep, which I doubt,
> there should be other reports of this lockdep bug, isn't it? Even if
> this would be a lockdep bug, this should be fixed because lockdep is
> an essential debugging tool.
> 

Hi Bart,

I absolutely agree with you, and I just want to conduct some
DOE experiments to find out the root cause of this issue.
Because it is really weird and cannot be reproduced at my site.


> I propose to revert patch "ufs: core: Avoid IRQ thread wakeup during
> active UIC command" if the root cause of this issue is not found in
> the
> next few days.
> 
> Thanks,
> 
> Bart.

Sure, reverting is a quick solution. But I am concerned that
it would hide the real problem.

Thanks.
Peter



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