linux-kernel - Re: State of the Linux PCI Subsystem for 2.6.23-rc8

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Message-ID: <20070927153438.GC30419@kroah.com>
Date:	Thu, 27 Sep 2007 08:34:38 -0700
From:	Greg KH <greg@...ah.com>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	Greg KH <gregkh@...e.de>, Brice Goglin <Brice.Goglin@...-lyon.org>,
	torvalds@...l.org, Andrew Morton <akpm@...l.org>,
	Kristen Carlson Accardi <kristen.c.accardi@...el.com>,
	linux-pci@...ey.karlin.mff.cuni.cz, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...e.de>
Subject: Re: State of the Linux PCI Subsystem for 2.6.23-rc8

On Thu, Sep 27, 2007 at 03:22:35AM -0400, Jeff Garzik wrote:
> Greg KH wrote:
>> On Wed, Sep 26, 2007 at 11:40:58PM +0200, Brice Goglin wrote:
>>> Greg KH wrote:
>>>> Here's a summary of the current state of the Linux PCI subsystem, as of
>>>> 2.6.23-rc8.
>>>>
>>>> If the information in here is incorrect, or anyone knows of any
>>>> outstanding issues not listed here, please let me know.
>>>>
>>>> List of outstanding regressions from 2.6.22:
>>>> 	- none known.
>>>>
>>>> List of outstanding regressions from older kernel versions:
>>>> 	- none known.
>>>>   
>>> What about http://marc.info/?l=linux-pci&m=119072400008538&w=2 ?
>> That's not a regression, right?  Tt's probably never worked for that
>> kind of box :)
>> I think the pci bus patches that are pending from Jeff Garzik should fix
>> up these issues.  They are in one of his trees, and in the -mm release,
>> if you are able to test those.
>
> jgarzik/misc-2.6.git#pciseg has my only outstanding PCI stuff, which is a 
> small x86[-64] PCI domain support patch.  Mostly unrelated to the thread at 
> hand, alas, even though it was touching that area.
>
> I need to a few changes required by Andi, who made several good points, 
> then the PCI domains thing should be ready for upstream.  I don't care much 
> who merges it, you, Andi or me.

I'll take it, as I guess it should go through me, Andi is going to have
enough merge issues for 2.6.24 :)

I'll add them to my tree later today.

> As I recall, some NUMA folks hacked in my damage (storing numa node in 
> x86's new struct pci_sysdata), noted and fixed additional fallout, and 
> added their own damage for good measure :)

Yeah, I don't really trust all of the pci numa things as it keeps
blowing up in odd ways, and we seem to be doing a lot of extra work for
the 2 NUMA-CUBE users in the whole world...

thanks,

greg k-h
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