On Tue, Jan 22, 2019 at 07:59:36AM -0800, Ram Pai wrote: > Ultravisor is responsible for flushing the tlb cache, since it manages > the PATE entries. Hence skip tlb flush, if a Ultravisor is enabled > on the system. Do you know that the nest MMU doesn't snoop those tlbies and act on them? If it does act on them then we need to keep them. Paul.