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Date: Mon, 24 Nov 2008 00:42:52 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Dmitry Nezhevenko <dion@inhex.net>, "Rafael J. Wysocki" <rjw@sisk.pl>,
       linux-kernel@vger.kernel.org,
       Venki Pallipadi <venkatesh.pallipadi@intel.com>
Subject: Re: 2.6.28 git: WARNING: at arch/x86/kernel/cpu/mtrr/generic.c:404
	generic_get_mtrr+0xea/0x120()
Message-ID: <20081123234252.GA27750@elte.hu>
References: <20081120092239.GA16613@laptop.local> <200811222144.31812.rjw@sisk.pl> <86802c440811221343n61b9d20cue4d89c1c4b45121c@mail.gmail.com> <20081123095708.GA7502@laptop.local> <86802c440811231541i4bee7589j9de44b91dddf195a@mail.gmail.com>
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* Yinghai Lu <yinghai@kernel.org> wrote:

> On Sun, Nov 23, 2008 at 1:57 AM, Dmitry Nezhevenko <dion@inhex.net> wrote:
> > On Sat, Nov 22, 2008 at 01:43:25PM -0800, Yinghai Lu wrote:
> >>
> >> can we get whole boot message? also cat /proc/mtrr
> >>
> >> YH
> >
> > dmesg: http://inhex.net/dion/tmp/dmesg-2.6.28-rc5.txt
> >
> > /proc/mtrr:
> > reg00: base=0x000000000 (    0MB), size= 2048MB, count=1: write-back
> > reg04: base=0x0000f8000 (    0MB), size=   32KB, count=1: write-protect
> > reg05: base=0x0000dc000 (    0MB), size=    8KB, count=1: write-back
> 
> so that patch workaround your BIOS setup with mtrr  mask setting.

so the kernel was right to issue a warning.

	Ingo