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kernel add
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#ifndef _ASM_X86_BUG_H
#define _ASM_X86_BUG_H
#define HAVE_ARCH_BUG
#ifdef CONFIG_DEBUG_BUGVERBOSE
#ifdef CONFIG_X86_32
# define __BUG_C0 "2:\t.long 1b, %c0
"
#else
# define __BUG_C0 "2:\t.long 1b - 2b, %c0 - 2b
"
#endif
#define BUG() \
do { \
asm volatile("1:\tud2
" \
".pushsection __bug_table,\"a\"
" \
__BUG_C0 \
"\t.word %c1, 0
" \
"\t.org 2b+%c2
" \
".popsection" \
: : "i" (__FILE__), "i" (__LINE__), \
"i" (sizeof(struct bug_entry))); \
unreachable(); \
} while (0)
#else
#define BUG() \
do { \
asm volatile("ud2"); \
unreachable(); \
} while (0)
#endif
#include <asm-generic/bug.h>
#endif /* _ASM_X86_BUG_H */
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