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From:   Linus Torvalds <torvalds@linux-foundation.org>
Date:   Mon, 25 Jul 2022 12:19:57 -0700
Message-ID: <CAHk-=wihON4Ytte5zLHWNQtTapUvCpkToxY06OjX-_2B+Gq6Gg@mail.gmail.com>
Subject: Re: [PATCH] drm/amdgpu: Re-enable DCN for 64-bit powerpc
To:     Michael Ellerman <mpe@ellerman.id.au>
Cc:     linuxppc-dev@lists.ozlabs.org, alexdeucher@gmail.com,
        amd-gfx@lists.freedesktop.org, linux@roeck-us.net,
        linux-kernel@vger.kernel.org, dan@danny.cz,
        tpearson@raptorengineering.com
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On Mon, Jul 25, 2022 at 5:39 AM Michael Ellerman <mpe@ellerman.id.au> wrote:
>
> Further digging shows that the build failures only occur with compilers
> that default to 64-bit long double.

Where the heck do we have 'long double' things anywhere in the kernel?

I tried to grep for it, and failed miserably. I found some constants
that would qualify, but they were in the v4l colorspaces-details.rst
doc file.

Strange.

             Linus