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Date: Thu, 12 Jan 2006 12:32:53 -0800
From: Andrew Morton <akpm@osdl.org>
To: Reuben Farrelly <reuben-lkml@reub.net>
Cc: htejun@gmail.com, ric@emc.com, axboe@suse.de, neilb@suse.de, mingo@elte.hu,
       linux-kernel@vger.kernel.org, jgarzik@pobox.com
Subject: Re: 2.6.15-mm2
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Reuben Farrelly <reuben-lkml@reub.net> wrote:
>
>  Indeed that seems to fix it.  I've just booted -mm3 and it came up with no 
>  problems at all.

whew.

What about all the other problems?  The oops under ata_device_add()?

And is it still saying this?

Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
>
> On Iau, 2006-01-12 at 16:55 +1300, Reuben Farrelly wrote:
> > ata1: SATA max UDMA/133 cmd 0x0 ctl 0x2 bmdma 0x0 irq 0
> > ata2: SATA max UDMA/133 cmd 0x0 ctl 0x2 bmdma 0x8 irq 0
> > Unable to handle kernel NULL pointer dereference at virtual address 00000000
> 
> That is the critical bit. The SATA ports have no PCI resources assigned
> for bus mastering (BAR 4). libata should have driven the device PIO in
> this case but the resource should have been assigned.