From: David Howells <dhowells@redhat.com>
Date: Wed, 7 May 2008 14:31:54 +0000 (+0100)
Subject: MN10300: Make cpu_relax() invoke barrier()
X-Git-Tag: v2.6.26-rc2~32
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=148c69b4b0ec267b08d3619651ae4a10a1768b04;p=linux-2.6

MN10300: Make cpu_relax() invoke barrier()

Make cpu_relax() invoke barrier() to be the same as other arches.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/include/asm-mn10300/processor.h b/include/asm-mn10300/processor.h
index f1b081f534..7323927187 100644
--- a/include/asm-mn10300/processor.h
+++ b/include/asm-mn10300/processor.h
@@ -58,7 +58,7 @@ extern struct mn10300_cpuinfo boot_cpu_data;
 extern void identify_cpu(struct mn10300_cpuinfo *);
 extern void print_cpu_info(struct mn10300_cpuinfo *);
 extern void dodgy_tsc(void);
-#define cpu_relax() do {} while (0)
+#define cpu_relax() barrier()
 
 /*
  * User space process size: 1.75GB (default).