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SubjectRe: [PATCH] virtio: make PCI devices take a virtio_pci module ref
Mark McLoughlin wrote:
> On Fri, 2008-12-05 at 09:43 -0600, Anthony Liguori wrote:
>
>> Mark McLoughlin wrote:
>>
>>> On Fri, 2008-12-05 at 14:17 +0100, Jiri Slaby wrote:
>>>
>>> +static void virtio_pci_release_dev(struct device *dev)
>>> +{
>>> +}
>>> +
>>> /* A PCI device has it's own struct device and so does a virtio device so
>>> * we create a place for the virtio devices to show up in sysfs. I think it
>>> * would make more sense for virtio to not insist on having it's own device. */
>>> static struct device virtio_pci_root = {
>>> .parent = NULL,
>>> .bus_id = "virtio-pci",
>>> + .release = virtio_pci_release_dev,
>>> };
>>>
>>>
>> Actually, we should be able to delete this virtio_pci_root entirely.
>> The device is a dummy one anyway.
>>
>
> Care to recall why it was added initially and what's changed?
>
> One side effect of removing it is that each device appears on its own
> in /sys/devices rather than neatly under /sys/devices/virtio-pci.
>

Basically, to get the neater sysfs hierarchy. But it seems that this
requires Evil Things so I'm inclined to say it's not worth it.

> (And one side effect of that is that the aforementioned Fedora mkinitrd
> kludge stops working which would make me sad :-)
>

Yeah, that would be unfortunate. Can the kludge be done differently?

Regards,

Anthony Liguori

> Cheers,
> mark.
>
>



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