linux-kernel - Re: pci-disable-decode-of-io-memory-during-bar-sizing.patch

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Message-ID: <alpine.LFD.0.999.0710301546530.30120@woody.linux-foundation.org>
Date:	Tue, 30 Oct 2007 15:48:09 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
cc:	Arjan van de Ven <arjan@...radead.org>,
	Robert Hancock <hancockr@...w.ca>, Greg KH <greg@...ah.com>,
	akpm@...ux-foundation.org, ak@...e.de, rajesh.shah@...el.com,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: pci-disable-decode-of-io-memory-during-bar-sizing.patch



On Tue, 30 Oct 2007, Jesse Barnes wrote:
> 
> Yeah, that's definitely a problem, and would be a firmware bug.  There's 
> no doubt that firmwares have had trouble with this in the past, but 
> given that Vista now relies on this stuff working, it's a lot more 
> likely to be reliable in current and future systems.

I agree. I think most of the big problems we had were basically with 
unreleased or very early systems.

But the per-device flag should "just fix it" regardless, and we can go 
forward assuming that things work, but without breaking those borderline 
systems.

			Linus
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