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From:   Karol Herbst <kherbst@redhat.com>
Date:   Tue, 12 Oct 2021 13:29:24 +0200
Message-ID: <CACO55ttUA1nwFf0UP_+8q8f_baYey0+WwcwJvLMixFDv=RsncQ@mail.gmail.com>
Subject: Re: linux-next: build failure after merge of the drm-misc tree
To:     Stephen Rothwell <sfr@canb.auug.org.au>
Cc:     Daniel Vetter <daniel.vetter@ffwll.ch>,
        Intel Graphics <intel-gfx@lists.freedesktop.org>,
        DRI <dri-devel@lists.freedesktop.org>,
        Luo penghao <luo.penghao@zte.com.cn>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux Next Mailing List <linux-next@vger.kernel.org>
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uhh, that's on me. I will send out a patch today. I just noticed that
the config file I used for testing had WERROR disabled.

On Tue, Oct 12, 2021 at 4:18 AM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> Hi all,
>
> After merging the drm-misc tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
>
> drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c: In function 'gp100_vmm_fault_cancel':
> drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c:491:6: error: unused variable 'inst' [-Werror=unused-variable]
>   491 |  u32 inst, aper;
>       |      ^~~~
> cc1: all warnings being treated as errors
>
> Caused by commit
>
>   404046cf4805 ("drm/nouveau/mmu/gp100-: drop unneeded assignment in the if condition.")
>
> I have used the drm-misc tree from next-20211011 for today.
>
> --
> Cheers,
> Stephen Rothwell