Re: [PATCH 3/4] VFIO: pci: amend vfio-pci for explicit binding viasysfs only

[Scott Wood]

On Fri, 2013-10-11 at 01:27 -0500, Kim Phillips wrote:
> Force the vfio-pci driver to only be bound explicitly via sysfs to avoid
> conflics with other drivers in the event of a hotplug.
> 
> Signed-off-by: Kim Phillips <kim.phillips@xxxxxxxxxx>
> ---
>  drivers/vfio/pci/vfio_pci.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
> index 6ab71b9..bdd7833 100644
> --- a/drivers/vfio/pci/vfio_pci.c
> +++ b/drivers/vfio/pci/vfio_pci.c
> @@ -901,6 +901,9 @@ static struct pci_driver vfio_pci_driver = {
>  	.probe		= vfio_pci_probe,
>  	.remove		= vfio_pci_remove,
>  	.err_handler	= &vfio_err_handlers,
> +	.driver = {
> +		.sysfs_bind_only = true,
> +	},
>  };
>  
>  static void __exit vfio_pci_cleanup(void)

You also need to add a PCI_ANY_ID match in order to be able to get rid
of the new_id usage.

-Scott



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