On 08/05/20 10:42, Xu, Like wrote: >> Given the bugs, it is clear that you should also modify the pmu.c >> testcase for kvm-unit-tests to cover full-width writes (and especially >> the non-full-width write behavior of MSR_IA32_PERFCTRn). Even before >> the QEMU side is begin worked on, you can test it with "-cpu >> host,migratable=off". > > Sure, I added some testcases in pmu.c to cover this feature. > > Please review the v3 patch > https://lore.kernel.org/kvm/20200508083218.120559-1-like.xu@xxxxxxxxxxxxxxx/ > > as well as the kvm-unit-tests testcase. Awesome, thanks for the quick reply! Paolo