On 24/05/19 09:56, Tao Xu wrote: > As the latest Intel 64 and IA-32 Architectures Software Developer's > Manual, UMWAIT and TPAUSE instructions cause a VM exit if the > “RDTSC exiting” and “enable user wait and pause” VM-execution controls > are both 1. > > This patch is to handle the vm-exit for UMWAIT and TPAUSE as invalid_op.
KVM never enables RDTSC exiting, so this is not necessary. Paolo
