[Qemu-devel] [Bug 1318091] Re: Perfctr MSRs not available to Guest OS on AMD Phenom II

2017-10-31 Thread Barret
Hi - I don't have the hardware readily available anymore, so I can't test it. Might as well close the bug. Regarding Oliver's question, it doesn't sound like the same issue I had. I do recall that processor and qemu not supporting rdtscp (which is fine), so that problem might be some qemu startup

[Qemu-devel] [Bug 1318091] [NEW] Perfctr MSRs not available to Guest OS on AMD Phenom II

2014-05-09 Thread Barret
Public bug reported: The AMD Phenom(tm) II X4 965 Processor (family 16, model 4, stepping 3) has the 4 architecturally supported perf counters at MSRs. The selectors are c001000-c001003, and the counters are c001004-c001007. I've verified that the MSRs are there and working by manually setting t