On Fri, Jun 02, 2023 at 05:15:10AM -0700, Yi Liu wrote: > This adds the helper to check if any device within the given iommu_group > has been bound with the iommufd_ctx. This is helpful for the checking on > device ownership for the devices which have not been bound but cannot be > bound to any other iommufd_ctx as the iommu_group has been bound. > > Tested-by: Terrence Xu <terrence.xu@xxxxxxxxx> > Signed-off-by: Yi Liu <yi.l.liu@xxxxxxxxx> > --- > drivers/iommu/iommufd/device.c | 30 ++++++++++++++++++++++++++++++ > include/linux/iommufd.h | 8 ++++++++ > 2 files changed, 38 insertions(+) Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Jason