On 09/07/20 13:52, Lin Ma wrote: >> It's not recommended however, because block_resize will report the >> change to the guest directly with a CAPACITY HAS CHANGED unit attention >> condition. > > Got it, The 'block_resize' is the recommended or necessary step, Even for > passthrough disk online resizing.
If your target is able to report the unit attention itself, it is okay to skip it. AFAIK drivers/target/ doesn't, though. Paolo