> From: Jason Gunthorpe <jgg@xxxxxxxxxx> > Sent: Wednesday, March 8, 2023 8:36 AM > > The sw_msi_start is only set by the ARM drivers and it is always constant. > Due to the way vfio/iommufd allow domains to be re-used between > devices we have a built in assumption that there is only one value > for sw_msi_start and it is global to the system. > > To make replace simpler where we may not reparse the > iommu_get_resv_regions() move the sw_msi_start to the iommufd_group so > it > is always available once any HWPT has been attached. > > Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>
