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SubjectRe: [PATCH v3 5/6] powerpc/pseries: implement paravirt qspinlocks for SPLPAR
On Thu, Jul 23, 2020 at 02:32:36PM -0400, Waiman Long wrote:
> BTW, do you have any comment on my v2 lock holder cpu info qspinlock patch?
> I will have to update the patch to fix the reported 0-day test problem, but
> I want to collect other feedback before sending out v3.

I want to say I hate it all, it adds instructions to a path we spend an
aweful lot of time optimizing without really getting anything back for

Will, how do you feel about it?

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