linux-kernel - Re: [PATCH -v2 1/3] PCI: Fix starting basis for resource requests

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Message-ID: <20120127091533.52ada529@jbarnes-desktop>
Date:	Fri, 27 Jan 2012 09:15:33 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Myron Stowe <myron.stowe@...hat.com>
Cc:	linux-pci@...r.kernel.org, bhelgaas@...gle.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -v2 1/3] PCI: Fix starting basis for resource requests

On Mon, 21 Nov 2011 11:54:07 -0700
Myron Stowe <myron.stowe@...hat.com> wrote:

> From: Myron Stowe <mstowe@...hat.com>
> 
> pci_revert_fw_address() is used to reinstate a PCI device's original
> FW-assigned BIOS BAR value(s) if normal resource assignment fails.
> 
> When attempting to reinstate an address, the point within the resource
> tree from which to attempt the new resource request should be the parent
> resource corresponding to the device, not the base of the resource tree
> (ioport_resource or iomem_resource).  For PCI devices this would
> typically be the resource corresponding to the upstream PCI host bridge
> or P2P bridge aperture.
> 
> This patch sets the point within the resource tree to attempt a new
> resource assignment request to the PCI device's parent resource and only
> if that fails does it fall back to the base ioport_resource or
> iomem_resource.
> 
> Signed-off-by: Myron Stowe <myron.stowe@...hat.com>
> ---

Applied these 3 to my -next branch, thanks for your patience Myron.

-- 
Jesse Barnes, Intel Open Source Technology Center

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