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SubjectRe: [LKP] Re: [fget] 054aa8d439: will-it-scale.per_thread_ops -5.7% regression
On Mon, Dec 13, 2021 at 11:44:31AM -0800, Linus Torvalds wrote:
> On Mon, Dec 13, 2021 at 10:37 AM Linus Torvalds
> <torvalds@linux-foundation.org> wrote:
> >
> > So I'll just apply the patch. Thanks for the report and the testing
>
> Done, it's commit e386dfc56f83 ("fget: clarify and improve
> __fget_files() implementation") in my tree now.
>
> I didn't mark it as "Fixes:" or for stable, because I can't imagine
> that it matters in real life.
>
> But then it struck me that Greg has mentioned that he ends up getting
> a lot of performance regression reports for people testing stable and
> they can be distracting.
>
> So I'm adding a stable cc here just so people are aware of this as a
> "yeah, will-it-scale.poll2 performance regression has been reported,
> has a fix available if somebody cares".

Thanks, I'll keep an eye on this.

greg k-h

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