Hi Jeffrey, [auto build test WARNING on v4.5-rc2] [also build test WARNING on next-20160201] [cannot apply to tip/x86/core] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Jeffrey-Merkey/Add-BUG_XX-debugging-options/20160202-040506 config: x86_64-randconfig-x012-201605 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from include/linux/bug.h:4:0, from include/linux/page-flags.h:9, from kernel/bounds.c:9: >> arch/x86/include/asm/bug.h:14:5: warning: "CONFIG_DEBUG_BUG" is not defined >> [-Wundef] #if CONFIG_DEBUG_BUG ^ -- In file included from include/linux/bug.h:4:0, from include/linux/page-flags.h:9, from kernel/bounds.c:9: >> arch/x86/include/asm/bug.h:14:5: warning: "CONFIG_DEBUG_BUG" is not defined >> [-Wundef] #if CONFIG_DEBUG_BUG ^ In file included from include/linux/bug.h:4:0, from include/linux/crypto.h:23, from arch/x86/kernel/asm-offsets.c:8: >> arch/x86/include/asm/bug.h:14:5: warning: "CONFIG_DEBUG_BUG" is not defined >> [-Wundef] #if CONFIG_DEBUG_BUG ^ vim +/CONFIG_DEBUG_BUG +14 arch/x86/include/asm/bug.h 1 #ifndef _ASM_X86_BUG_H 2 #define _ASM_X86_BUG_H 3 4 #define HAVE_ARCH_BUG 5 6 #ifdef CONFIG_DEBUG_BUGVERBOSE 7 8 #ifdef CONFIG_X86_32 9 # define __BUG_C0 "2:\t.long 1b, %c0\n" 10 #else 11 # define __BUG_C0 "2:\t.long 1b - 2b, %c0 - 2b\n" 12 #endif 13 > 14 #if CONFIG_DEBUG_BUG 15 #define BUG() \ 16 do { \ 17 asm volatile("int3"); \ 18 unreachable(); \ 19 } while (0) 20 #else 21 #define BUG() \ 22 do { \ --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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