On 08/04/2017 04:14 PM, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.9.41 release.
> There are 105 patches in this series, all will be posted as a response
> to this one.  If anyone has any issues with these being applied, please
> let me know.
> 
> Responses should be made by Sun Aug  6 23:15:23 UTC 2017.
> Anything received after that time might be too late.
> 
> The whole patch series can be found in one patch at:
> 	kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.41-rc1.gz
> or in the git tree and branch at:
>   git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y
> and the diffstat can be found below.

randconfig build failure:

on x86_64:

drivers/built-in.o: In function `nouveau_backlight_init':
(.text+0x11648a): undefined reference to `backlight_device_register'
drivers/built-in.o: In function `nouveau_backlight_init':
(.text+0x1165a1): undefined reference to `backlight_device_register'
drivers/built-in.o: In function `nouveau_backlight_exit':
(.text+0x116618): undefined reference to `backlight_device_unregister'
/local/lnx/stable/linux-stable-rc-linux-4.9.y/Makefile:972: recipe for target 'vmlinux' failed


CONFIG_DRM_NOUVEAU=y
CONFIG_NOUVEAU_DEBUG=5
CONFIG_NOUVEAU_DEBUG_DEFAULT=3
CONFIG_DRM_NOUVEAU_BACKLIGHT=y
# CONFIG_FB is not set
CONFIG_FB_CMDLINE=y
CONFIG_FB_BACKLIGHT=y
CONFIG_BACKLIGHT_LCD_SUPPORT=y
# CONFIG_LCD_CLASS_DEVICE is not set
# CONFIG_BACKLIGHT_CLASS_DEVICE is not set
# CONFIG_VGASTATE is not set


Full randconfig file is attached.

-- 
~Randy