linux-kernel - Re: PCI bridge range sizing bug

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Message-ID: <20070421003020.A21503@jurassic.park.msu.ru>
Date:	Sat, 21 Apr 2007 00:30:20 +0400
From:	Ivan Kokshaysky <ink@...assic.park.msu.ru>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Jesse Barnes <jesse.barnes@...el.com>, Greg KH <gregkh@...e.de>,
	Adam Jackson <ajackson@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: PCI bridge range sizing bug

On Fri, Apr 20, 2007 at 11:28:42AM -0700, Linus Torvalds wrote:
> Actually, I would suggest we not do it automatically (because the need for 
> it is just so low, and the downsides are potentially huge - there are just 
> too many resources that are "hidden" from us through ACPI tricks and 
> having hardware that doesn't actually expose their PCI resources fully 
> through the normal PCI resource setup).

Definitely. I was intending to enable that *only* with some boot option.

> Ivan, want to add some way to force that allocation (something like 
> "pci=assign-bus-resources")

Yes, hopefully I'll get something in a next couple of days.

Ivan.
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