linux-kernel - Re: [PATCH] Enable pci=bfsort by default on future Dell systems

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Message-ID: <20101217100600.42b17b94@jbarnes-desktop>
Date:	Fri, 17 Dec 2010 10:06:00 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	<Narendra_K@...l.com>
Cc:	<linux-kernel@...r.kernel.org>, <linux-pci@...r.kernel.org>,
	<Matt_Domsch@...l.com>, <Jordan_Hargrave@...l.com>,
	<Charles_Rose@...l.com>
Subject: Re: [PATCH] Enable pci=bfsort by default on future Dell systems

On Fri, 17 Dec 2010 08:17:29 -0800
<Narendra_K@...l.com> wrote:

> On Tue, Dec 14, 2010 at 11:21:19PM +0530, K, Narendra wrote:
> > Hello,
> > 
> > This patch enables pci=bfsort by default on future Dell systems.
> > Please consider for inclusion if acceptable.
> > 
> > From: Jordan Hargrave <jordan_hargrave@...l.com>
> > Subject: [PATCH] Enable pci=bfsort by default on future Dell systems
> > 
> > This patch enables pci=bfsort by default on future Dell systems.
> > It reads SMBIOS type 0xB1 vendor specific record and sets pci=bfsort accordingly.
> > 
> > Offset  Name    Length  Value   Description
> > 
> > 04      Flags0  Word    Varies  Bits 9-10
> >                                 - 10:9 = 00  Unknown
> >                                 - 10:9 = 01  Breadth First
> >                                 - 10:9 = 10  Depth First
> >                                 - 10:9 = 11  Reserved
> > 
> > 1. Any time pci=bfsort has to be enabled on a system, we need to add the model
> > number of the system to the white list. With this patch, that is not required.
> > 
> > 2. Typically, model number has to be added to the white list when the system is
> > under development. With this change, that is not required.
> > 
> > Signed-off-by: Jordan Hargrave <jordan_hargrave@...l.com>
> > Signed-off-by: Narendra K <narendra_k@...l.com>
> > ---
> 
> Hello Jesse,
> 
> Please let us know if there are any concerns with this patch. If the
> patch is acceptable, please consider it for inclusion.

Yeah, I don't have a problem with it; I'll queue it up in the -next
branch.

-- 
Jesse Barnes, Intel Open Source Technology Center
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