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

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Date:	Fri, 11 Jan 2008 11:02:29 -0800
From:	Greg KH <greg@...ah.com>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	linux-kernel@...r.kernel.org, Jeff Garzik <jeff@...zik.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>, gregkh@...e.de,
	inux-pci@...ey.karlin.mff.cuni.cz,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Martin Mares <mj@....cz>, Matthew Wilcox <matthew@....cx>
Subject: Re: [Patch v2] Make PCI extended config space (MMCONFIG) a driver
	opt-in

On Tue, Dec 25, 2007 at 03:26:05AM -0800, Arjan van de Ven wrote:
> 
> This patch also adds a sysfs property for each device into which root can
> write a '1' to enable extended configuration space. The kernel will print
> a notice into dmesg when this happens (including the name of the app) so that
> if the system crashes as a result of this action, the user can know what
> action/tool caused it.

Can you send me a follow-on patch that documents this in
Documentation/ABI please.

thanks,

greg k-h
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