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From: Matthew Wilcox <matthew@wil.cx>
To: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>,
	linux-kernel@vger.kernel.org, ak@muc.de,
	linux-pci@atrey.karlin.mff.cuni.cz
Subject: Re: [patch 2/4] i386/x86-64: Implement fallback for PCI mmconfig to type1
Date: Mon, 12 Dec 2005 13:26:43 -0700	[thread overview]
Message-ID: <20051212202643.GG9286@parisc-linux.org> (raw)
In-Reply-To: <20051212200123.GC27657@kroah.com>

On Mon, Dec 12, 2005 at 12:01:23PM -0800, Greg Kroah-Hartman wrote:
> When there is no entry for a bus in MCFG fall back to type1.  This is
> especially important on K8 systems where always some devices can't be
> accessed using mmconfig (in particular the builtin northbridge doesn't
> support it for its own devices)
[...]
> -static int pci_conf1_read(unsigned int seg, unsigned int bus,
> +int pci_conf1_read(unsigned int seg, unsigned int bus,

I don't like this at all.  We already have a mechanism to use different
accessors per-bus (bus->ops->read()); calling the type1 accessors from
the mmconfig accessors just seems wrong.

> +	if (!base)
> +		return pci_conf1_read(seg,bus,devfn,reg,len,value);

Should be space after commas.


  reply	other threads:[~2005-12-12 20:26 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20051212192030.873030000@press.kroah.org>
2005-12-12 20:00 ` [patch 0/4] Small fixes for 2.6.15-rc5 Greg Kroah-Hartman
2005-12-12 20:01   ` [patch 1/4] i2c: Fix i2c-mv64xxx compilation error Greg Kroah-Hartman
2005-12-12 20:01   ` [patch 2/4] i386/x86-64: Implement fallback for PCI mmconfig to type1 Greg Kroah-Hartman
2005-12-12 20:26     ` Matthew Wilcox [this message]
2005-12-12 21:15       ` Greg KH
2005-12-13  5:02         ` Andi Kleen
2005-12-12 20:01   ` [patch 3/4] x86_64/i386: Correct for broken MCFG tables on K8 systems Greg Kroah-Hartman
2005-12-12 20:01   ` [patch 4/4] UHCI: add missing memory barriers Greg Kroah-Hartman
2005-12-13  0:27     ` Jeff Garzik
2005-12-13  3:03       ` Greg KH
2005-12-13  3:32       ` Alan Stern

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