On Tue, 2010-06-22 at 15:47 +0800, Zhang, Yanmin wrote: > Besides the para virt perf interface, I'm also considering the direct exposition > of PMU hardware to guest os. NAK NAK NAK NAK, we've been over that, its not going to happen, full stop! Use MSR read/write traps and host perf to emulate the hardware. In some cases we could allow the reads without trap but that's a later optimization. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html