From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 4 Feb 2008 15:48:08 +0000 (+0100)
Subject: x86: fix page-present check in cpa_flush_range
X-Git-Tag: v2.6.25-rc1~1057^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7bfb72e847c201fe32271fb13f75d060671d8890;p=pandora-kernel.git

x86: fix page-present check in cpa_flush_range

pte_present() might return true for PROT_NONE mappings.
Explicitely check the present bit.

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