Re: [PATCH v4 0/8] bitops: let optimize out non-atomic bitops on compile-time constants

From: Andy Shevchenko
Date: Wed Jun 22 2022 - 10:22:57 EST


On Wed, Jun 22, 2022 at 02:24:40PM +0200, Alexander Lobakin wrote:
> From: Alexander Lobakin <alexandr.lobakin@xxxxxxxxx>
> Date: Tue, 21 Jun 2022 21:15:45 +0200
>
> > While I was working on converting some structure fields from a fixed
> > type to a bitmap, I started observing code size increase not only in
> > places where the code works with the converted structure fields, but
> > also where the converted vars were on the stack. That said, the
> > following code:
>
> [...]
>
> Oh gosh, now s390 failed and 7/8 revealed one existing code flaw in
> the ice driver.
> I'll fix those, then will try to test more platforms (to not spam
> series again) and send v5 soon (mentioning this as bots CCs only
> myself).

One mail per person? Because I also got a report.

--
With Best Regards,
Andy Shevchenko