From: Yinghai Lu <yhlu.kernel@gmail.com>
Date: Sat, 4 Oct 2008 21:50:32 +0000 (-0700)
Subject: x86: mtrr_cleanup: first 1M may be covered in var mtrrs
X-Git-Tag: v2.6.28-rc1~734^2^13~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=99e1aa17ce434010dd820b583628370cc15f10f3;p=pandora-kernel.git

x86: mtrr_cleanup: first 1M may be covered in var mtrrs

The first 1M is don't care when it comes to the variables MTRRs.
Cover it as WB as a heuristic approximation; this is generally what we
want to minimize the number of registers.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
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