On Wed, Aug 23, 2023 at 01:47:31PM -0300, Jason Gunthorpe wrote: > This brings back the ops->detach_dev() code that commit > 1b932ceddd19 ("iommu: Remove detach_dev callbacks") deleted and turns it > into an IDENTITY domain. > > Also reverts commit 584d334b1393 ("iommu/ipmmu-vmsa: Remove > ipmmu_utlb_disable()") > > Reviewed-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx> > Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx> > --- > drivers/iommu/ipmmu-vmsa.c | 43 ++++++++++++++++++++++++++++++++++++++ > 1 file changed, 43 insertions(+) > Reviewed-by: Jerry Snitselaar <jsnitsel@xxxxxxxxxx>