include/asm-sh/kdebug.h

   1 #ifndef __ASM_SH_KDEBUG_H
   2 #define __ASM_SH_KDEBUG_H
   3
   4 #include <linux/notifier.h>
   5 #include <asm-generic/kdebug.h>
   6
   7 struct pt_regs;
   8
   9 struct die_args {
  10         struct pt_regs *regs;
  11         int trapnr;
  12 };
  13
  14 int register_die_notifier(struct notifier_block *nb);
  15 int unregister_die_notifier(struct notifier_block *nb);
  16 int register_page_fault_notifier(struct notifier_block *nb);
  17 int unregister_page_fault_notifier(struct notifier_block *nb);
  18 extern struct atomic_notifier_head shdie_chain;
  19
  20 /* Grossly misnamed. */
  21 enum die_val {
  22         DIE_TRAP,
  23         DIE_PAGE_FAULT,
  24 };
  25
  26 static inline int notify_die(enum die_val val, struct pt_regs *regs,
  27                              int trap, int sig)
  28 {
  29         struct die_args args = {
  30                 .regs = regs,
  31                 .trapnr = trap,
  32         };
  33
  34         return atomic_notifier_call_chain(&shdie_chain, val, &args);
  35 }
  36 #endif /* __ASM_SH_KDEBUG_H */