linux-kernel - Re: [PATCH] drm/vc4: allow DRM_VC4_KUNIT

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Date:   Thu, 02 Feb 2023 13:38:54 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Emma Anholt <emma@...olt.net>, Maxime Ripard <mripard@...nel.org>,
        Arnd Bergmann <arnd@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Sam Ravnborg <sam@...nborg.org>,
        Javier Martinez Canillas <javierm@...hat.com>,
        Zheng Bin <zhengbin13@...wei.com>,
        Danilo Krummrich <dakr@...hat.com>,
        Maíra Canal <mcanal@...lia.com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/vc4: allow DRM_VC4_KUNIT_TEST to be a loadable
 module

On Thu, 02 Feb 2023 11:23:32 +0100, Arnd Bergmann wrote:
> In configurations with CONFIG_KUNIT=m, builting the unit test
> into the kernel causes a link failure:
> 
> arm-linux-gnueabi-ld: drivers/gpu/drm/vc4/tests/vc4_mock.o: in function `__build_mock':
> vc4_mock.c:(.text+0x6e): undefined reference to `kunit_do_failed_assertion'
> arm-linux-gnueabi-ld: vc4_mock.c:(.text+0x9c): undefined reference to `kunit_do_failed_assertion'
> arm-linux-gnueabi-ld: vc4_mock.c:(.text+0x100): undefined reference to `kunit_ptr_not_err_assert_format'
> ...
> 
> [...]

Applied to drm/drm-misc (drm-misc-next-fixes).

Thanks!
Maxime