diff options
Diffstat (limited to 'include/asm-x86_64/kdebug.h')
-rw-r--r-- | include/asm-x86_64/kdebug.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/include/asm-x86_64/kdebug.h b/include/asm-x86_64/kdebug.h new file mode 100644 index 00000000000..adb6f918d3a --- /dev/null +++ b/include/asm-x86_64/kdebug.h @@ -0,0 +1,53 @@ +#ifndef _X86_64_KDEBUG_H +#define _X86_64_KDEBUG_H 1 + +#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_kernel - then free. + */ +int register_die_notifier(struct notifier_block *nb); +extern struct notifier_block *die_chain; +/* Grossly misnamed. */ +enum die_val { + DIE_OOPS = 1, + DIE_INT3, + DIE_DEBUG, + DIE_DEBUGSTEP, + 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,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 notifier_call_chain(&die_chain, val, &args); +} + +extern int printk_address(unsigned long address); +extern void die(const char *,struct pt_regs *,long); +extern void __die(const char *,struct pt_regs *,long); +extern void show_registers(struct pt_regs *regs); +extern void dump_pagetable(unsigned long); +extern void oops_begin(void); +extern void oops_end(void); + +#endif |