On 05/07/2016 18:27, Nadav Amit wrote: >> Although such hardware is old, there are some hypervisors that do not set >> the ecap.coherency of emulated IOMMUs. Yes, it is unwise, but there is no >> reason to further punish these hypervisors.
QEMU will need the kernel to respect ecap.coherency in order to support nested VFIO, for example. Paolo _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
