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SubjectRe: [PATCH v2] fbdev: c2p: Fix link failure on non-inlining
Hi Bartlomiej, Andrew,

On Fri, Sep 27, 2019 at 11:47 AM Geert Uytterhoeven
<geert@linux-m68k.org> wrote:
> When the compiler decides not to inline the Chunky-to-Planar core
> functions, the build fails with:
>
> c2p_planar.c:(.text+0xd6): undefined reference to `c2p_unsupported'
> c2p_planar.c:(.text+0x1dc): undefined reference to `c2p_unsupported'
> c2p_iplan2.c:(.text+0xc4): undefined reference to `c2p_unsupported'
> c2p_iplan2.c:(.text+0x150): undefined reference to `c2p_unsupported'
>
> Fix this by marking the functions __always_inline.
>
> While this could be triggered before by manually enabling both
> CONFIG_OPTIMIZE_INLINING and CONFIG_CC_OPTIMIZE_FOR_SIZE, it was exposed
> in the m68k defconfig by commit ac7c3e4ff401b304 ("compiler: enable
> CONFIG_OPTIMIZE_INLINING forcibly").
>
> Fixes: 9012d011660ea5cf ("compiler: allow all arches to enable CONFIG_OPTIMIZE_INLINING")
> Reported-by: noreply@ellerman.id.au
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> ---
> This is a fix for v5.4-rc1.

Can you please apply this for v5.4?
This is one of the 4 remaining build regressions, compared to v5.3.

Thanks!

> v2:
> - Add Reviewed-by,
> - Fix Fixes,
> - Add more explanation.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@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

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