On 01/25/2018 06:58 PM, Stephen Rothwell wrote: > Hi all, > > Changes since 20180119: > on x86_64: drivers/gpu/drm/i915/intel_panel.o: In function `intel_backlight_device_register': intel_panel.c:(.text+0x28d4): undefined reference to `backlight_device_register' drivers/gpu/drm/i915/intel_panel.o: In function `intel_backlight_device_unregister': intel_panel.c:(.text+0x2991): undefined reference to `backlight_device_unregister' when CONFIG_BACKLIGHT_CLASS_DEVICE=m and CONFIG_DRM_I915=y -- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html