From e113276624104d9c3b25f333d8dd999b804d980a Mon Sep 17 00:00:00 2001
From: Paul Mundt <lethal@linux-sh.org>
Date: Tue, 15 May 2007 08:36:36 +0900
Subject: [PATCH] sh: Wire up kdump crash kernel exec in die().

Now that we have the basic kdump support in place, add it in to
die() so we can enter the crash kernel automatically.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---
 arch/sh/kernel/traps.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c
index a01e36705c5f..5b75cb6f8f9b 100644
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -21,6 +21,7 @@
 #include <linux/bug.h>
 #include <linux/debug_locks.h>
 #include <linux/kdebug.h>
+#include <linux/kexec.h>
 #include <linux/limits.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
@@ -101,6 +102,16 @@ void die(const char * str, struct pt_regs * regs, long err)
 
 	bust_spinlocks(0);
 	spin_unlock_irq(&die_lock);
+
+	if (kexec_should_crash(current))
+		crash_kexec(regs);
+
+	if (in_interrupt())
+		panic("Fatal exception in interrupt");
+
+	if (panic_on_oops)
+		panic("Fatal exception");
+
 	do_exit(SIGSEGV);
 }