[PATCH 0/9] Reduce stack size for DCN31/314

[Geert Uytterhoeven]

Hi Rodrigo,

On Tue, Jan 10, 2023 at 4:44 PM Rodrigo Siqueira
<Rodrigo.Siqueira at amd.com> wrote:
> Geert Uytterhoeven reported compiler issues in some specific gcc
> versions that point to a large stack size for DCN31/314. Unfortunately,
> I could not reproduce the problem with the latest version of GCC/Clang;
> but I still believe this is a valid issue. Therefore, this patchset
> attempts to address those issues by moving many arrays of doubles from
> the local declaration to some specific structs. The first patch in this
> series introduces the new struct, and the subsequent patches move arrays
> of doubles from the local function in favor of using those values from
> the struct.
>
> Geert Uytterhoeven, since I don't have a simple way to reproduce this
> issue, could you run the CI in this series to check if this patchset
> solves the issues?

As I am just analyzing the build logs of the kisskb build service,
I cannot trigger builds at will.

> Link: https://lore.kernel.org/all/20221227082932.798359-1-geert@linux-m68k.org/

The issues with DCN31/314 were seen with arm64-gcc5, when
building an arm64 allmodconfig kernel:
http://kisskb.ellerman.id.au/kisskb/buildresult/14858073/

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds