On 25.02.2026 00:12, Ariadne Conill wrote: > From: Steven Noonan <[email protected]> > > If we just use the host's BAR addresses, the domU might not attempt to > reconfigure the BAR ranges and may never try to map them with the IOMMU. > Zeroing them ensures the guest kernel knows the BARs are not configured > and needs to make its own choices about where to map the BARs.
Yet for this, don't we first need to expose a full topology to the guest, i.e. at least a host bridge, and maybe further bridges? Jan
