From ec78b081d1f8f71c57ecc5b04e60907d7d360b75 Mon Sep 17 00:00:00 2001
From: Andi Kleen <ak@muc.de>
Date: Tue, 19 Oct 2004 18:11:53 -0700
Subject: [PATCH] [PATCH] x86_64: add an option to configure oops stack dump

Add an kstack= option to configure how much stack should be printed on a
oops.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 arch/x86_64/kernel/traps.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index c0a31a4add9e4..5db14e9c813d4 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -900,3 +900,11 @@ static int __init oops_dummy(char *s)
 	return -1; 
 } 
 __setup("oops=", oops_dummy); 
+
+static int __init kstack_setup(char *s)
+{
+	kstack_depth_to_print = simple_strtoul(s,NULL,0);
+	return 0;
+}
+__setup("kstack=", kstack_setup);
+
-- 
2.53.0