linux-kernel - [PATCH] [30/45] i386: Remove local CPU logic in MTRR call to smp_call_function

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Message-Id: <20070921204512.CF9A614F09@wotan.suse.de>
Date:	Fri, 21 Sep 2007 22:45:12 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	akpm@...ux-foundation.org, patches@...-64.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] [30/45] i386: Remove local CPU logic in MTRR call to smp_call_function_single 


From: akpm@...ux-foundation.org

smp_call_function_single handles the call to local CPU case correctly now,
no need to handle this in the caller

Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Andi Kleen <ak@...e.de>

---

 arch/i386/kernel/cpu/mtrr/main.c |    8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

Index: linux/arch/i386/kernel/cpu/mtrr/main.c
===================================================================
--- linux.orig/arch/i386/kernel/cpu/mtrr/main.c
+++ linux/arch/i386/kernel/cpu/mtrr/main.c
@@ -738,13 +738,7 @@ void mtrr_ap_init(void)
  */
 void mtrr_save_state(void)
 {
-	int cpu = get_cpu();
-
-	if (cpu == 0)
-		mtrr_save_fixed_ranges(NULL);
-	else
-		smp_call_function_single(0, mtrr_save_fixed_ranges, NULL, 1, 1);
-	put_cpu();
+	smp_call_function_single(0, mtrr_save_fixed_ranges, NULL, 1, 1);
 }
 
 static int __init mtrr_init_finialize(void)
-
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