linux-kernel - Re: MCFG ACPI patch in git-x86 causes boot regression

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Message-ID: <20080108162759.GG32273@elte.hu>
Date:	Tue, 8 Jan 2008 17:27:59 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Robert Hancock <hancockr@...w.ca>,
	Jesse Barnes <jbarnes@...tuousgeek.org>, tglx@...utronix.de,
	linux-kernel@...r.kernel.org, akpm@...l.org, rajesh.shah@...el.com,
	greg@...ah.com
Subject: Re: MCFG ACPI patch in git-x86 causes boot regression


* Andi Kleen <andi@...stfloor.org> wrote:

> > > http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.24-rc6/2.6.24-rc6-mm1/broken-out/pci-disable-decoding-during-sizing-of-bars.patch
> > >
> > > Without this change a bunch of machines fail to boot even without 
> > > the MCFG change (since their MCFG was E820 reserved and so the old 
> > > validation check passed).
> > 
> > Andi, can you confirm that your box boots fine with that patch 
> > applied?
> 
> Yes it does.

thanks for testing it. (and thanks for finding & reporting the problem) 
I've added that patch to x86.git, right before:

  Subject: x86: validate against ACPI motherboard resources

this should be the only dependency AFAICS.

	Ingo
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