linux-kernel - Re: [PATCH] pci: increase alignment to make more space for hidden code

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Date:	Tue, 13 Oct 2009 20:05:27 +0100
From:	Ricardo Jorge da Fonseca Marques Ferreira <storm@...49152.net>
To:	Bjorn Helgaas <bjorn.helgaas@...com>
Cc:	Yinghai Lu <yinghai@...nel.org>, Ingo Molnar <mingo@...e.hu>,
	Len Brown <lenb@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Jesse Barnes <jesse.barnes@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-acpi@...r.kernel.org,
	Yannick Roehlly <yannick.roehlly@...e.fr>,
	Ivan Kokshaysky <ink@...assic.park.msu.ru>, x86@...nel.org,
	andreaorru91@...il.com, jjorge@...e.fr
Subject: Re: [PATCH] pci: increase alignment to make more space for hidden code

On Tuesday 13 October 2009, Bjorn Helgaas wrote: 
> If anybody can try this, I'd really appreciate it.  Here's what I would
> like to see:
> 
>   - start with a current git tree (I used 2caa731819a633be)
>   - apply the patch below
>   - turn on CONFIG_PCI_DEBUG
>   - boot with "pci=earlydump", collect dmesg
>   - boot with "pci=earlydump,use_crs", collect dmesg
>   - boot Windows, collect Device Manager resources for 00:1c.4 and
> 07:00.0 

I just did what you requested and added the attachments to the original 
bugreport. I couldn't boot Windows because i don't have it installed anywhere 
in the laptop.

Booting both latest and 2.6.31 with pci=use_crs, fixes the problem.
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