On Wed, Mar 29, 2023 at 09:41:26AM +0000, Tian, Kevin wrote: > We could extend bind_iommufd to return the group id or introduce a > new ioctl to query it per dev_id. > Once that is in place looks we don't need a new _INFO ioctl? The iommu_group and the reset group are different things The issue is processing the BDF strings, not the group ID. Probably we should have some way for iommufd to report the group_id from the dev_id? Jason