Re: Regression on linux-next (next-20260324 )

K Prateek Nayak
2026-04-22T12:38:47Z

Hello Peter,

On 4/21/2026 8:07 PM, Peter Zijlstra wrote:
>> First hunk orders the first_waiter if we are attaching to the
>> tail of current first_waiter which would have previously ended
>> up next to list_head.
>
> This is the case in __ww_mutex_add_waiter() where pos == first, right?
>
> Argh, I see... yes. Perhaps something like the below though?

Neat! Thank you for cleaning it up. Those, along with the changes in
ww_mutex.h fix the issue of ww-mutex_test hanging in my case. Feel free
to include:

Tested-by: K Prateek Nayak <kprateek.nayak@amd.com>

--
Thanks and Regards,
Prateek