Hi Gregory, kernel test robot noticed the following build warnings: [auto build test WARNING on robh/for-next] [also build test WARNING on lee-mfd/for-mfd-next linus/master v6.7-rc4] [cannot apply to lee-mfd/for-mfd-fixes next-20231205] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Gregory-CLEMENT/MIPS-Export-higher-highest-relocation-functions-in-uasm/20231201-201547 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20231201111512.803120-13-gregory.clement%40bootlin.com patch subject: [PATCH v3 12/22] MIPS: Get rid of CONFIG_NO_EXCEPT_FILL config: mips-fuloong2e_defconfig (https://download.01.org/0day-ci/archive/20231206/202312060831.fGiw8m5S-lkp@xxxxxxxxx/config) compiler: mips64el-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231206/202312060831.fGiw8m5S-lkp@xxxxxxxxx/reproduce) 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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202312060831.fGiw8m5S-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> arch/mips/kernel/head.S:63:35: warning: "KSEG0" is not defined, evaluates to 0 [-Wundef] 63 | ((VMLINUX_LOAD_ADDRESS == KSEG0) || \ | ^~~~~ vim +/KSEG0 +63 arch/mips/kernel/head.S 28 29 /* 30 * For the moment disable interrupts, mark the kernel mode and 31 * set ST0_KX so that the CPU does not spit fire when using 32 * 64-bit addresses. A full initialization of the CPU's status 33 * register is done later in per_cpu_trap_init(). 34 */ 35 .macro setup_c0_status set clr 36 .set push 37 mfc0 t0, CP0_STATUS 38 or t0, ST0_KERNEL_CUMASK|\set|0x1f|\clr 39 xor t0, 0x1f|\clr 40 mtc0 t0, CP0_STATUS 41 .set noreorder 42 sll zero,3 # ehb 43 .set pop 44 .endm 45 46 .macro setup_c0_status_pri 47 #ifdef CONFIG_64BIT 48 setup_c0_status ST0_KX 0 49 #else 50 setup_c0_status 0 0 51 #endif 52 .endm 53 54 .macro setup_c0_status_sec 55 #ifdef CONFIG_64BIT 56 setup_c0_status ST0_KX ST0_BEV 57 #else 58 setup_c0_status 0 ST0_BEV 59 #endif 60 .endm 61 62 #if (MIPS_ISA_REV < 2) && \ > 63 ((VMLINUX_LOAD_ADDRESS == KSEG0) || \ 64 (VMLINUX_LOAD_ADDRESS == CKSEG0)) 65 /* 66 * Reserved space for exception handlers. 67 * Necessary for machines which link their kernels at KSEG0 68 * and incapable of moving ebase. 69 */ 70 .fill 0x400 71 #endif 72 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki