Re: [PATCH] drm/amdgpu: make DRM_AMD_DC x86-only again

From: Arnd Bergmann
Date: Tue Dec 08 2020 - 09:27:29 EST


On Mon, Dec 7, 2020 at 11:28 PM 'Nick Desaulniers' via Clang Built
Linux <clang-built-linux@xxxxxxxxxxxxxxxx> wrote:
>
> On Mon, Dec 7, 2020 at 2:17 PM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
> >
> > On Mon, Dec 7, 2020 at 11:08 PM 'Nick Desaulniers' via Clang Built
> > Linux <clang-built-linux@xxxxxxxxxxxxxxxx> wrote:
> > >
> > > On Mon, Dec 7, 2020 at 1:57 PM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
> >
> > > >
> > > > Right, looking at my latest randconfig logs, I see the same problem on x86
> > > > builds with clang as well, though I'm not entirely sure which other
> > > > configuration
> > > > options are needed to trigger it.
> > > >
> > > > So my patch can be disregarded, but I agree this needs a better fix,
> > > > either in clang or in the dcn driver.
> > >
> > > If you could give https://github.com/ClangBuiltLinux/frame-larger-than
> > > a spin again, I would appreciate any feedback.
> >
> > I've already tried it, but the tool doesn't seem to like me, I never
> > get the information out of it that I want. This time it failed because
> > it could not parse the .o file correctly.
>
> Can you send me a config to reproduce the .o file?

The one attached here should reproduce it on x86.

Arnd

Attachment: 0x9077925C_defconfig
Description: Binary data