linux-kernel - Re: [Patch v2] Make PCI extended config space (MMCONFIG) a driver opt-in

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Message-ID: <alpine.LFD.1.00.0801111326120.3148@woody.linux-foundation.org>
Date:	Fri, 11 Jan 2008 13:28:30 -0800 (PST)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Matthew Wilcox <matthew@....cx>
cc:	Greg KH <gregkh@...e.de>, Arjan van de Ven <arjan@...radead.org>,
	Greg KH <greg@...ah.com>, linux-kernel@...r.kernel.org,
	Jeff Garzik <jeff@...zik.org>,
	linux-pci@...ey.karlin.mff.cuni.cz,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Martin Mares <mj@....cz>
Subject: Re: [Patch v2] Make PCI extended config space (MMCONFIG) a driver
 opt-in



On Fri, 11 Jan 2008, Matthew Wilcox wrote:
> 
> Did I miss a bug report?  The only problems I'm currently aware of are
> the ones where using MMCONFIG during BAR probing causes a hard lockup on
> some Intel machines, and the ones where we get bad config data on some
> AMD machines due to the configuration retry status being mishandled.

Hmm. Were all those reports root-caused to just that BAR probing? If so, 
we may be in better shape than I worried.

		Linus
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