From dc74d7f996b465d8a95033c753d34c8b4c01c9d7 Mon Sep 17 00:00:00 2001
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Tue, 19 Jun 2007 13:10:06 +0200
Subject: [S390] Move psw_set_key.

Move psw_set_key() from ptrace.h to processor.h which is a more
suitable place for it. In addition the moves makes the function
invisible to user space.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
 include/asm-s390/processor.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'include/asm-s390/processor.h')

diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index e0fcea8..5cb480a 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -216,6 +216,11 @@ static inline void cpu_relax(void)
 	barrier();
 }
 
+static inline void psw_set_key(unsigned int key)
+{
+	asm volatile("spka 0(%0)" : : "d" (key));
+}
+
 /*
  * Set PSW to specified value.
  */
-- 
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