Mark McLoughlin wrote:
>> Fix the virtio bus instead.
>
> Yeah, the patch I posted wasn't meant as a fix for this traceback.
So what's the module_get patch needed for?
> Here's one that does fix it.
...
> From: Mark McLoughlin <[EMAIL PROTECTED]>
> Subject: [PATCH] virtio: add device release() function
>
> Add a release() function for virtio_pci devices so as to avoid:
>
> Device 'virtio0' does not have a release() function, it is broken and must
> be fixed
>
> The struct device is embedded in the struct virtio_pci_device which
> is freed by virtio_pci_remove(), so virtio_pci_release_dev() need
> not actually do anything.
>
> Signed-off-by: Mark McLoughlin <[EMAIL PROTECTED]>
> ---
> drivers/virtio/virtio_pci.c | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
> index c7dc37c..7d4899c 100644
> --- a/drivers/virtio/virtio_pci.c
> +++ b/drivers/virtio/virtio_pci.c
> @@ -70,12 +70,17 @@ static struct pci_device_id virtio_pci_id_table[] = {
>
> MODULE_DEVICE_TABLE(pci, virtio_pci_id_table);
>
> +static void virtio_pci_release_dev(struct device *dev)
> +{
> +}
You have to have a strong reason to have empty release. This is not the
case, you should do the free here, not in remove, I suppose.
> @@ -328,6 +333,7 @@ static int __devinit virtio_pci_probe(struct pci_dev
> *pci_dev,
> return -ENOMEM;
>
> vp_dev->vdev.dev.parent = &virtio_pci_root;
> + vp_dev->vdev.dev.release = virtio_pci_release_dev;
This should rather be in register_virtio_device
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