On Tue, Jun 06, 2023 at 11:08:44AM -0300, Jason Gunthorpe wrote: > On Wed, May 24, 2023 at 06:41:41PM -0700, Nicolin Chen wrote: > > > Upon a quick check, I think we could. Though it'd be slightly > > mismatched with the domain_alloc op, it should be fine since > > iommufd is likely to be the only caller. > > Ideally the main op would return ERR_PTR too Yea. It just seems to be a bit painful to change it for that. Worth a big series? Thanks Nic