Messages in this thread | | | Date | Thu, 11 May 2006 09:11:40 +0100 | From | Matthew Garrett <> | Subject | Re: ata_piix failure on ich6m |
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On Thu, May 11, 2006 at 11:16:08AM +0900, Tejun Heo wrote:
> I'm not very sure but it might be historical. ahci got implemented > after ata_piix and in the meantime ata_piix must have handled all it > could. Can you verify whether modifying the code to return -ENODEV work > for your machine? If so, that could be the correct solution but I'm a > bit worried because it could change probing order or fail to enable > devices it used to. Maybe we need a hack to return -ENODEV iff ahci is > there to handle the device.
I can verify that just loading ahci before ata_piix is successful, and udev will load both of them since the PCI IDs match. So just having ata_piix refuse to bind would solve the problem. Unfortunately I can't see a way of doing this only if ahci is present if they're modular...
-- Matthew Garrett | mjg59@srcf.ucam.org - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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