From d0f4c16febf258ba8c0f917ac3ba935fc5459566 Mon Sep 17 00:00:00 2001
From: Andreas Krebbel <krebbel1@de.ibm.com>
Date: Fri, 6 Jan 2006 00:19:16 -0800
Subject: [PATCH] s390: add oprofile callgraph support

Signed-off-by: Andreas Krebbel <krebbel1@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 arch/s390/oprofile/init.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'arch/s390/oprofile/init.c')

diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c
index a65ead0e200a..7a995113b918 100644
--- a/arch/s390/oprofile/init.c
+++ b/arch/s390/oprofile/init.c
@@ -12,8 +12,12 @@
 #include <linux/init.h>
 #include <linux/errno.h>
 
+
+extern void s390_backtrace(struct pt_regs * const regs, unsigned int depth);
+
 int __init oprofile_arch_init(struct oprofile_operations* ops)
 {
+	ops->backtrace = s390_backtrace;
 	return -ENODEV;
 }
 
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