[patch 2.6.19-rc5 5/12] crash_stop: add DIE_NMIWATCHDOG to x86_64

[Keith Owens <kaos@sgi.com>]

x86_64 defines DIE_NMIWATCHDOG but does not use it.  Add an x86_64 call to
notify_die when the NMI watchdog is about to go off, as i386 does.

Signed-off-by: Keith Owens <kaos@sgi.com>
---
 arch/x86_64/kernel/traps.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

Index: linux/arch/x86_64/kernel/traps.c
===================================================================
--- linux.orig/arch/x86_64/kernel/traps.c
+++ linux/arch/x86_64/kernel/traps.c
@@ -613,7 +613,11 @@ void die(const char * str, struct pt_reg
 
 void __kprobes die_nmi(char *str, struct pt_regs *regs, int do_panic)
 {
-	unsigned long flags = oops_begin();
+	unsigned long flags;
+	if (notify_die(DIE_NMIWATCHDOG, str, regs, 0, 2, SIGINT) ==
+	    NOTIFY_STOP)
+		return;
+	flags = oops_begin();
 
 	/*
 	 * We are in trouble anyway, lets at least try