include/asm-generic/bug.h

   1 #ifndef _ASM_GENERIC_BUG_H
   2 #define _ASM_GENERIC_BUG_H
   3
   4 #include <linux/compiler.h>
   5 #include <linux/config.h>
   6
   7 #ifdef CONFIG_BUG
   8 #ifndef HAVE_ARCH_BUG
   9 #define BUG() do { \
  10         printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
  11         panic("BUG!"); \
  12 } while (0)
  13 #endif
  14
  15 #ifndef HAVE_ARCH_BUG_ON
  16 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
  17 #endif
  18
  19 #ifndef HAVE_ARCH_WARN_ON
  20 #define WARN_ON(condition) do { \
  21         if (unlikely((condition)!=0)) { \
  22                 printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
  23                 dump_stack(); \
  24         } \
  25 } while (0)
  26 #endif
  27
  28 #else /* !CONFIG_BUG */
  29 #ifndef HAVE_ARCH_BUG
  30 #define BUG()
  31 #endif
  32
  33 #ifndef HAVE_ARCH_BUG_ON
  34 #define BUG_ON(condition) do { if (condition) ; } while(0)
  35 #endif
  36
  37 #ifndef HAVE_ARCH_WARN_ON
  38 #define WARN_ON(condition) do { if (condition) ; } while(0)
  39 #endif
  40 #endif
  41
  42 #endif