Hi Chong, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 84404f248a61323e09909849803ea4efce81742f commit: 8248d42b7c5f4338a54f26d8efebec8614b43466 [1625/13950] fbdev: add ls2k500sfb driver for ls2k500 bmc. config: loongarch-randconfig-r064-20240916 (https://download.01.org/0day-ci/archive/20240916/202409161114.sOtMxgv1-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240916/202409161114.sOtMxgv1-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/202409161114.sOtMxgv1-lkp@intel.com/ All errors (new ones prefixed by >>): loongarch64-linux-ld: drivers/video/fbdev/ls2k500sfb.o: in function `.L152':

...

ls2k500sfb.c:(.text+0xf9c): undefined reference to `fg_console' loongarch64-linux-ld: ls2k500sfb.c:(.text+0xfa0): undefined reference to `fg_console' loongarch64-linux-ld: net/ipv4/inet_hashtables.o: in function `inet_ehash_nolisten': inet_hashtables.c:(.text+0x2ff0): undefined reference to `sysctl_local_port_allocation' loongarch64-linux-ld: inet_hashtables.c:(.text+0x3000): undefined reference to `sysctl_local_port_allocation'

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