Since IOMMU groups are mandatory for drivers to support, it stands to
reason that any device which has been successfully be added to a group
must be on a bus supported by that IOMMU driver, and therefore a domain
viable for any device in the group must be viable for all devices in
the group. This a
On Wed, Jun 08, 2022 at 03:25:49PM +0100, Robin Murphy wrote:
> Since IOMMU groups are mandatory for drivers to support, it stands to
> reason that any device which has been successfully be added to a group
> must be on a bus supported by that IOMMU driver, and therefore a domain
> viable for any d
On 2022-06-10 01:03, Jason Gunthorpe via iommu wrote:
On Wed, Jun 08, 2022 at 03:25:49PM +0100, Robin Murphy wrote:
Since IOMMU groups are mandatory for drivers to support, it stands to
reason that any device which has been successfully be added to a group
must be on a bus supported by that IOMM
On Tue, Jun 21, 2022 at 08:09:20PM +0100, Robin Murphy wrote:
> Quick consensus then: does anyone have a particular preference between
> changing the .attach_group signature vs. adding a helper based on
> vfio_group_get_from_iommu() for type1 to call from within its callback? They
> seem about equ