[Intel-gfx] linux-next: build failure after merge of the drm-misc tree

[Stephen Rothwell]

Hi all,

On Thu, 17 Nov 2022 18:32:14 +1100 Stephen Rothwell <sfr at canb.auug.org.au> wrote:
>
> After merging the drm-misc tree, today's linux-next build (powerpc
> ppc44x_defconfig) failed like this:
> 
> ld: drivers/video/fbdev/core/fbmon.o: in function `fb_modesetting_disabled':
> fbmon.c:(.text+0x1e4): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
> ld: drivers/video/fbdev/core/fbcmap.o: in function `fb_modesetting_disabled':
> fbcmap.c:(.text+0x478): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
> ld: drivers/video/fbdev/core/fbsysfs.o: in function `fb_modesetting_disabled':
> fbsysfs.c:(.text+0xb64): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
> ld: drivers/video/fbdev/core/modedb.o: in function `fb_modesetting_disabled':
> modedb.c:(.text+0x129c): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
> ld: drivers/video/fbdev/core/fbcvt.o: in function `fb_modesetting_disabled':
> fbcvt.c:(.text+0x0): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
> 
> Caused by commit
> 
>   0ba2fa8cbd29 ("fbdev: Add support for the nomodeset kernel parameter")
> 
> This build does not have CONFIG_VIDEO_NOMODESET set.
> 
> I applied the following patch for today.
> 
> From 63f957a050c62478ed1348c5b204bc65c68df4d7 Mon Sep 17 00:00:00 2001
> From: Stephen Rothwell <sfr at canb.auug.org.au>
> Date: Thu, 17 Nov 2022 18:19:22 +1100
> Subject: [PATCH] fix up for "fbdev: Add support for the nomodeset kernel parameter"
> 
> Signed-off-by: Stephen Rothwell <sfr at canb.auug.org.au>
> ---
>  include/linux/fb.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/linux/fb.h b/include/linux/fb.h
> index 3a822e4357b1..ea421724f733 100644
> --- a/include/linux/fb.h
> +++ b/include/linux/fb.h
> @@ -807,7 +807,7 @@ extern int fb_find_mode(struct fb_var_screeninfo *var,
>  #if defined(CONFIG_VIDEO_NOMODESET)
>  bool fb_modesetting_disabled(const char *drvname);
>  #else
> -bool fb_modesetting_disabled(const char *drvname)
> +static inline bool fb_modesetting_disabled(const char *drvname)
>  {
>  	return false;
>  }
> -- 
> 2.35.1

This commit went away for a couple of linux-next releases, but now has
reappeared in the drm tree :-(  What went wrong?

I have reapplied the above patch...

-- 
Cheers,
Stephen Rothwell
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