Re: [PATCH v5 1/1] x86/cpu: Make sure flag_is_changeable_p() is always being used
From: Andy Shevchenko
Date: Fri Nov 08 2024 - 11:30:13 EST
On Fri, Nov 08, 2024 at 04:48:16PM +0100, H. Peter Anvin wrote:
> On November 8, 2024 4:41:16 PM GMT+01:00, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> >On Fri, Nov 08, 2024 at 04:35:17PM +0100, H. Peter Anvin wrote:
> >> On November 8, 2024 4:30:10 PM GMT+01:00, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
...
> >> >See also commit 6863f5643dd7 ("kbuild: allow Clang to find unused static
> >> >inline functions for W=1 build").
^^^ (1)
...
> >> But another question: why the hell does clang complain about an unused static inline function?!
> >
> >Does (1) shed a bit of light to this?
>
> How on earth is that supposed to work?! We have static inline functions in
> headers all over the place that are only used in certain circumstances.
>
> Is this a good thing, really? Or is it noise?
This is a good question and IIRC somebody else already asked something similar.
Clang people are Cc'ed here, I leave this to them to comment on,
I am not an expert here.
--
With Best Regards,
Andy Shevchenko