include/asm-x86_64/bug.h

   1 #ifndef __ASM_X8664_BUG_H
   2 #define __ASM_X8664_BUG_H 1
   3
   4 #ifdef CONFIG_BUG
   5 #define HAVE_ARCH_BUG
   6
   7 #ifdef CONFIG_DEBUG_BUGVERBOSE
   8 #define BUG()                                                           \
   9         do {                                                            \
  10                 asm volatile("1:\tud2\n"                                \
  11                              ".pushsection __bug_table,\"a\"\n"         \
  12                              "2:\t.quad 1b, %c0\n"                      \
  13                              "\t.word %c1, 0\n"                         \
  14                              "\t.org 2b+%c2\n"                          \
  15                              ".popsection"                              \
  16                              : : "i" (__FILE__), "i" (__LINE__),        \
  17                                 "i" (sizeof(struct bug_entry)));        \
  18                 for(;;) ;                                               \
  19         } while(0)
  20 #else
  21 #define BUG()                                                           \
  22         do {                                                            \
  23                 asm volatile("ud2");                                    \
  24                 for(;;) ;                                               \
  25         } while(0)
  26 #endif
  27
  28 void out_of_line_bug(void);
  29 #else
  30 static inline void out_of_line_bug(void) { }
  31 #endif
  32
  33 #include <asm-generic/bug.h>
  34 #endif