On 07/23/2013 09:37 PM, Jason Wang wrote: > On 07/23/2013 10:48 PM, H. Peter Anvin wrote: >> On 07/23/2013 06:55 AM, KY Srinivasan wrote: >>> This strategy of hypervisor detection based on some detection order IMHO is not >>> a robust detection strategy. The current scheme works since the only hypervisor emulated >>> (by other hypervisors happens to be Hyper-V). What if this were to change. >>> >> One strategy would be to pick the *last* one in the CPUID list, since >> the ones before it are logically the one(s) being emulated... >> >> -hpa >> > > How about simply does a reverse loop from 0x40010000 to 0x40010000? > Not all systems like being poked too far into hyperspace. Just remember the last match and walk the list. -hpa -- 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
