On Thu, Feb 06, 2025 at 08:26:05PM -0800, Nicolin Chen wrote: > Yea, I found iopt_reserve_iova() is actually missed entirely... > > While fixing this, I see a way to turn the OPTIONs back to per- > idev, if you still prefer them to be per-idev(?). Then, we can > check a given input in the set_option() against the device's > reserved region list from the driver, prior to device attaching > to any HWPT. I didn't have a strong opinion, if the idev works without complexity then I'd stick with that on the basis of narrower scope is usually better. Jason