x86-64: honor notify_die() returning NOTIFY_STOP

This requires making die() return a value, making its callers honor
this (and be prepared that it may return), and making oops_end() have
two additional parameters.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/include/asm-x86/kdebug.h b/include/asm-x86/kdebug.h
index 49e5c91..a5e5e3b 100644
--- a/include/asm-x86/kdebug.h
+++ b/include/asm-x86/kdebug.h
@@ -25,7 +25,7 @@
 extern void early_printk(const char *fmt, ...) __attribute__((format(printf,1,2)));
 extern void printk_address(unsigned long address);
 extern void die(const char *,struct pt_regs *,long);
-extern void __die(const char *,struct pt_regs *,long);
+extern int __must_check __die(const char *, struct pt_regs *, long);
 extern void show_registers(struct pt_regs *regs);
 extern void __show_registers(struct pt_regs *, int all);
 extern void show_trace(struct task_struct *, struct pt_regs *, unsigned long *);
@@ -33,6 +33,6 @@
 extern void show_regs(struct pt_regs *regs);
 extern void dump_pagetable(unsigned long);
 extern unsigned long oops_begin(void);
-extern void oops_end(unsigned long);
+extern void oops_end(unsigned long, struct pt_regs *, int signr);
 
 #endif