From: Paul Brook <paul@codesourcery.com>
Date: Tue, 28 Mar 2006 21:19:29 +0000 (+0100)
Subject: [ARM] 3420/1: Missing clobber in example code
X-Git-Tag: v2.6.17-rc1~23^2~4
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6896eec0296c400db95e4382095fd4d6cf59800c;p=linux-2.6

[ARM] 3420/1: Missing clobber in example code

Patch from Paul Brook

The example code in the source documentation for __kernel_dmb
clobbers r0 but doesn't list it the asm clobber list.

Signed-off-by: Paul Brook <paul@codesourcery.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 355914ffb1..ab8e600c18 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -666,7 +666,7 @@ __kuser_helper_start:
  *
  * #define __kernel_dmb() \
  *         asm volatile ( "mov r0, #0xffff0fff; mov lr, pc; sub pc, r0, #95" \
- *	        : : : "lr","cc" )
+ *	        : : : "r0", "lr","cc" )
  */
 
 __kuser_memory_barrier:				@ 0xffff0fa0