From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 4 Feb 2008 15:48:07 +0000 (+0100)
Subject: x86: cpa, check if we changed anything and tlb flushing is necessary
X-Git-Tag: v2.6.25-rc1~1057^2~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4ae5da0e8e92caa168e7c2a7c4a6c4064b082c2;p=pandora-kernel.git

x86: cpa, check if we changed anything and tlb flushing is necessary

Flush tlbs only when there was a real change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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