linux-kernel - Re: [PATCH] libata: fix combined mode (was Re: Happy New Year (and v2.6.20-rc3 released))

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Message-ID: <20070102224819.4e3555fa@localhost.localdomain>
Date:	Tue, 2 Jan 2007 22:48:19 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	Linus Torvalds <torvalds@...l.org>,
	Alessandro Suardi <alessandro.suardi@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] libata: fix combined mode (was Re: Happy New Year (and
 v2.6.20-rc3 released))

On Tue, 02 Jan 2007 16:32:01 -0500
Jeff Garzik <jeff@...zik.org> wrote:

> Jeff Garzik wrote:
> > * After your patch, the code explicitly calls pci_request_region() for 
> > BARs 0-4, but never for BAR5.
> 
> Without checking for failures, I might add.

The old code didn't reserve 1 or 3 at all let alone check them!

> I agree this is one way to avoid conflicts!  ;-)

I did actually go through and verify that there are no drivers where this
would cause a problem including reading some of the painful crap in
drivers/ide to double check.

Is it perfection - no, does it fix 2.6.20 - yes, is it causing any
problems for a 2.6.21 roadmap - no.

Alan
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