| #ifndef _S390_KDEBUG_H |
| #define _S390_KDEBUG_H |
| |
| /* |
| * Feb 2006 Ported to s390 <grundym@us.ibm.com> |
| */ |
| #include <linux/notifier.h> |
| |
| struct pt_regs; |
| |
| struct die_args { |
| struct pt_regs *regs; |
| const char *str; |
| long err; |
| int trapnr; |
| int signr; |
| }; |
| |
| /* Note - you should never unregister because that can race with NMIs. |
| * If you really want to do it first unregister - then synchronize_sched |
| * - then free. |
| */ |
| extern int register_die_notifier(struct notifier_block *); |
| extern int unregister_die_notifier(struct notifier_block *); |
| extern int register_page_fault_notifier(struct notifier_block *); |
| extern int unregister_page_fault_notifier(struct notifier_block *); |
| extern struct atomic_notifier_head s390die_chain; |
| |
| enum die_val { |
| DIE_OOPS = 1, |
| DIE_BPT, |
| DIE_SSTEP, |
| DIE_PANIC, |
| DIE_NMI, |
| DIE_DIE, |
| DIE_NMIWATCHDOG, |
| DIE_KERNELDEBUG, |
| DIE_TRAP, |
| DIE_GPF, |
| DIE_CALL, |
| DIE_NMI_IPI, |
| DIE_PAGE_FAULT, |
| }; |
| |
| static inline int notify_die(enum die_val val, const char *str, |
| struct pt_regs *regs, long err, int trap, int sig) |
| { |
| struct die_args args = { |
| .regs = regs, |
| .str = str, |
| .err = err, |
| .trapnr = trap, |
| .signr = sig |
| }; |
| return atomic_notifier_call_chain(&s390die_chain, val, &args); |
| } |
| |
| extern void die(const char *, struct pt_regs *, long); |
| |
| #endif |