linux-kernel - Re: today's linux-next fails to boot

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Date:	Sat, 12 Jul 2008 06:47:07 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Török Edwin <edwintorok@...il.com>,
	linux-next@...r.kernel.org,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Vegard Nossum <vegard.nossum@...il.com>,
	Andreas Herrmann <andreas.herrmann3@....com>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: today's linux-next fails to boot


* Rafael J. Wysocki <rjw@...k.pl> wrote:

> Hi Ingo,
> 
> On Friday, 11 of July 2008, Rafael J. Wysocki wrote:
> > On Friday, 11 of July 2008, Ingo Molnar wrote:
> > > 
> > > * Rafael J. Wysocki <rjw@...k.pl> wrote:
> [--snip--]
> > 
> > Well, it turns out that linux-next from today doesn't boot on my box too
> > (64-bit) and I don't see anything obviously suspicious.  Bisection time.
> 
> I have identified the source of the breakage on my box, but I don't 
> really think it's the same problem that Edwin is observing.
> 
> Namely, it turns out that some code in arch/x86/kernel/acpi/boot.c, as 
> in today's linux-next, doesn't really make sense, because we have two 
> conflicting DMA-based quirks in there for the same set of boxes (HP 
> nx6325 and nx6125) and one of them actually breaks my box.
> 
> I have reported that already, but it probably got lost somewhere.
> 
> Below is a patch that fixes things for me, on top of today's 
> linux-next. Please apply.

thanks Rafael, i have applied your fix to tip/x86/core and to 
auto-x86-next as well.

what happened is a case of too many fixes for the same problem :-/

	Ingo
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