On 18 May 2016 at 17:07, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> A recent addition to the DRM tree for 4.7 added 'extern "C"' guards
> for c++ to all the DRM headers, and that now causes warnings
> in 'make headers_check':
>
> usr/include/drm/amdgpu_drm.h:38: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/drm.h:63: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/drm.h:699: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/drm_fourcc.h:30: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/drm_mode.h:33: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/drm_sarea.h:38: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/exynos_drm.h:21: userspace cannot reference function or variable defined in the kernel
> usr/include/drm/i810_drm.h:7: userspace cannot reference function or variable defined in the kernel
>
> This changes the headers_check.pl script to not warn about this.
> I'm listing the merge commit as introducing the problem, because
> there are several patches in this branch that each do this for
> one file.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Fixes: 7c10ddf87472 ("Merge branch 'drm-uapi-extern-c-fixes' of https://github.com/evelikov/linux into drm-next")
Reviewed-by: Emil Velikov <emil.l.velikov@xxxxxxxxx>
Thanks Arnd !
As Dave mentioned - the best solution would be to have the hunks
generated on the fly. Sadly Perl and me don't go hand in hand so if
you're interested I'll be really grateful.
-Emil
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