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From: Naresh Kamboju <naresh.kamboju@linaro.org>
To: dri-devel@lists.freedesktop.org,
	open list <linux-kernel@vger.kernel.org>,
	Linux-Next Mailing List <linux-next@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	Thomas Zimmermann <tzimmermann@suse.de>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Andrey Konovalov <andreyknvl@gmail.com>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Arnd Bergmann <arnd@arndb.de>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Daniel Vetter <daniel.vetter@ffwll.ch>
Subject: Re: gpu: drm_fb_cma_helper.c:46: undefined reference to `drm_gem_fb_get_obj'
Date: Mon, 25 Oct 2021 19:31:17 +0530	[thread overview]
Message-ID: <CA+G9fYvdhk-H8wBDdaPmRMZS_egxndncUkbZ92HCnUFD1g_wSQ@mail.gmail.com> (raw)
In-Reply-To: <CA+G9fYvpyUbqLko+9Dza8h4=9yOd-n9J0dKoQtZxawstCCnsZw@mail.gmail.com>

On Mon, 25 Oct 2021 at 17:43, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
>
> Regression found on arm gcc-11 built with multi_v5_defconfig
> Following build warnings / errors reported on linux next 20211025.
>
> metadata:
>     git_describe: next-20211025
>     git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
>     git_short_log: 9ae1fbdeabd3 (\"Add linux-next specific files for 20211025\")
>     target_arch: arm
>     toolchain: gcc-11
>     config: multi_v5_defconfig
>
> build error :
> --------------
> arm-linux-gnueabihf-ld: drivers/gpu/drm/drm_fb_cma_helper.o: in
> function `drm_fb_cma_get_gem_obj':
> drivers/gpu/drm/drm_fb_cma_helper.c:46: undefined reference to
> `drm_gem_fb_get_obj'
> arm-linux-gnueabihf-ld: drivers/gpu/drm/drm_fb_cma_helper.c:46:
> undefined reference to `drm_gem_fb_get_obj'
> arm-linux-gnueabihf-ld: drivers/gpu/drm/drm_fb_cma_helper.c:46:
> undefined reference to `drm_gem_fb_get_obj'
> arm-linux-gnueabihf-ld: drivers/gpu/drm/drm_fb_cma_helper.o: in
> function `drm_fb_cma_sync_non_coherent':
> drivers/gpu/drm/drm_fb_cma_helper.c:133: undefined reference to
> `drm_atomic_helper_damage_iter_init'
> arm-linux-gnueabihf-ld: drivers/gpu/drm/drm_fb_cma_helper.c:135:
> undefined reference to `drm_atomic_helper_damage_iter_next'
> make[1]: *** [Makefile:1252: vmlinux] Error 1
> make[1]: Target '__all' not remade because of errors.
> make: *** [Makefile:226: __sub-make] Error 2
>
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

The bisection script pointed to the first bad commit,

commit 4b2b5e142ff499a2bef2b8db0272bbda1088a3fe
drm: Move GEM memory managers into modules

> build link:
> -----------
> https://builds.tuxbuild.com/1zzgFZBGjpQ5R0lawQFW9iJ39Hp/build.log
>
> build config:
> -------------
> https://builds.tuxbuild.com/1zzgFZBGjpQ5R0lawQFW9iJ39Hp/config
>
> # To install tuxmake on your system globally
> # sudo pip3 install -U tuxmake
> tuxmake --runtime podman --target-arch arm --toolchain gcc-11
> --kconfig multi_v5_defconfig
>
> --
> Linaro LKFT
> https://lkft.linaro.org

- Naresh

  reply	other threads:[~2021-10-25 14:04 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-25 12:13 gpu: drm_fb_cma_helper.c:46: undefined reference to `drm_gem_fb_get_obj' Naresh Kamboju
2021-10-25 14:01 ` Naresh Kamboju [this message]
2021-10-26 17:59   ` Thomas Zimmermann
2021-10-27  2:56     ` Naresh Kamboju
2021-10-25 18:25 ` Thomas Zimmermann
2021-10-26 18:21 ` Thomas Zimmermann
2021-10-27  0:58   ` Randy Dunlap
2021-10-27  6:19     ` Arnd Bergmann
2021-10-27  6:26       ` Randy Dunlap
2021-10-27  6:50         ` Arnd Bergmann
2021-10-27  8:08           ` Thomas Zimmermann

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