include/asm-x86_64/kdebug.h

   1 #ifndef _X86_64_KDEBUG_H
   2 #define _X86_64_KDEBUG_H 1
   3
   4 #include <linux/notifier.h>
   5
   6 struct pt_regs;
   7
   8 struct die_args {
   9         struct pt_regs *regs;
  10         const char *str;
  11         long err;
  12         int trapnr;
  13         int signr;
  14 };
  15
  16 extern int register_die_notifier(struct notifier_block *);
  17 extern int unregister_die_notifier(struct notifier_block *);
  18 extern struct atomic_notifier_head die_chain;
  19
  20 /* Grossly misnamed. */
  21 enum die_val {
  22         DIE_OOPS = 1,
  23         DIE_INT3,
  24         DIE_DEBUG,
  25         DIE_PANIC,
  26         DIE_NMI,
  27         DIE_DIE,
  28         DIE_NMIWATCHDOG,
  29         DIE_KERNELDEBUG,
  30         DIE_TRAP,
  31         DIE_GPF,
  32         DIE_CALL,
  33         DIE_NMI_IPI,
  34         DIE_PAGE_FAULT,
  35 };
  36
  37 static inline int notify_die(enum die_val val, const char *str,
  38                         struct pt_regs *regs, long err, int trap, int sig)
  39 {
  40         struct die_args args = {
  41                 .regs = regs,
  42                 .str = str,
  43                 .err = err,
  44                 .trapnr = trap,
  45                 .signr = sig
  46         };
  47         return atomic_notifier_call_chain(&die_chain, val, &args);
  48 }
  49
  50 extern int printk_address(unsigned long address);
  51 extern void die(const char *,struct pt_regs *,long);
  52 extern void __die(const char *,struct pt_regs *,long);
  53 extern void show_registers(struct pt_regs *regs);
  54 extern void dump_pagetable(unsigned long);
  55 extern unsigned long oops_begin(void);
  56 extern void oops_end(unsigned long);
  57
  58 #endif