linux-kernel - Re: Build regressions/improvements in v6.1-rc6

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Message-ID: <CADnq5_PvouSKugXxJXqkVeZf+kbP8+hhUKFgVALSO=MOW3jzvA@mail.gmail.com>
Date:   Tue, 22 Nov 2022 08:55:17 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-staging@...ts.linux.dev, linux-um@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org, amd-gfx@...ts.freedesktop.org
Subject: Re: Build regressions/improvements in v6.1-rc6

On Tue, Nov 22, 2022 at 5:56 AM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
>
> On Tue, 22 Nov 2022, Geert Uytterhoeven wrote:
> > JFYI, when comparing v6.1-rc6[1] to v6.1-rc5[3], the summaries are:
> >  - build errors: +6/-0
>
>    + /kisskb/src/arch/sh/include/asm/io.h: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]:  => 239:34
>
> sh4-gcc11/sh-allmodconfig (in cvm_oct_free_hw_memory())
>
>    + /kisskb/src/arch/um/include/asm/processor-generic.h: error: called object is not a function or function pointer:  => 94:18
>    + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_topology.c: error: control reaches end of non-void function [-Werror=return-type]:  => 1934:1
>
> um-x86_64/um-all{mod,yes}config (in kfd_cpumask_to_apic_id())

Presumably cpu_data is not defined on um-x86_64?  Does it even make
sense to build drivers on um-x86_64?

Alex

>
>    + /kisskb/src/drivers/infiniband/hw/qib/qib_wc_x86_64.c: error: 'X86_VENDOR_AMD' undeclared (first use in this function):  => 149:37
>    + /kisskb/src/drivers/infiniband/hw/qib/qib_wc_x86_64.c: error: 'struct cpuinfo_um' has no member named 'x86_vendor':  => 149:22
>    + /kisskb/src/drivers/infiniband/hw/qib/qib_wc_x86_64.c: error: control reaches end of non-void function [-Werror=return-type]:  => 150:1
>
> um-x86_64/um-allyesconfig
>
> > [1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/eb7081409f94a9a8608593d0fb63a1aa3d6f95d8/ (all 149 configs)
> > [3] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/094226ad94f471a9f19e8f8e7140a09c2625abaa/ (all 149 configs)
>
> Gr{oetje,eeting}s,
>
>                                                 Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-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