Hi Chong, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 7152a244f5f9fb024d93d293168ce0b62309680a commit: d74f3b70d73220d919db010ec1c81aa1d89082b6 [2735/2735] fbdev: add ls2k500sfb driver for ls2k500 bmc. config: x86_64-randconfig-104-20250211 (https://download.01.org/0day-ci/archive/20250211/202502111437.CmqnjjLj-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250211/202502111437.CmqnjjLj-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202502111437.CmqnjjLj-lkp@intel.com/ All errors (new ones prefixed by >>): ld: drivers/video/fbdev/ls2k500sfb.o: in function `ls2k500sfb_events_fn': drivers/video/fbdev/ls2k500sfb.c:244: undefined reference to `fg_console'

...

ld: drivers/video/fbdev/ls2k500sfb.c:244: undefined reference to `fg_console' ld: drivers/video/fbdev/ls2k500sfb.c:244: undefined reference to `fg_console'

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