From 9e2f913df70b378379a358a44e7d286f7b765e8e Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Thu, 1 Jan 2009 10:12:14 +1030
Subject: percpu: fix percpu accessors to potentially !cpu_possible() cpus:
 m32r

Impact: CPU iterator bugfixes

Percpu areas are only allocated for possible cpus.  In general, you
shouldn't access random cpu's percpu areas.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Mike Travis <travis@sgi.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Hirokazu Takata <takata@linux-m32r.org>
---
 arch/m32r/kernel/smpboot.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'arch/m32r')

diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c
index 0f06b3722e96..2547d6c4a827 100644
--- a/arch/m32r/kernel/smpboot.c
+++ b/arch/m32r/kernel/smpboot.c
@@ -592,7 +592,7 @@ int setup_profiling_timer(unsigned int multiplier)
 	 * accounting. At that time they also adjust their APIC timers
 	 * accordingly.
 	 */
-	for (i = 0; i < NR_CPUS; ++i)
+	for_each_possible_cpu(i)
 		per_cpu(prof_multiplier, i) = multiplier;
 
 	return 0;
-- 
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