From 7f5910ecabd3a36b9c06f73e33b673ccf150f3b4 Mon Sep 17 00:00:00 2001
From: Dave Jones <davej@redhat.com>
Date: Thu, 27 Apr 2006 18:39:24 -0700
Subject: [PATCH] [PATCH] Avoid printing pointless tsc skew msgs

These messages are kinda silly..

CPU#0 had 0 usecs TSC skew, fixed it up.
CPU#1 had 0 usecs TSC skew, fixed it up.

inspired from: http://bugzilla.kernel.org/attachment.cgi?id=7713&action=view

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 arch/i386/kernel/smpboot.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index a6969903f2d6..825b2b4ca721 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -313,7 +313,9 @@ static void __init synchronize_tsc_bp (void)
 			if (tsc_values[i] < avg)
 				realdelta = -realdelta;
 
-			printk(KERN_INFO "CPU#%d had %ld usecs TSC skew, fixed it up.\n", i, realdelta);
+			if (realdelta > 0)
+				printk(KERN_INFO "CPU#%d had %ld usecs TSC "
+					"skew, fixed it up.\n", i, realdelta);
 		}
 
 		sum += delta;
-- 
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