On 18/05/2015 03:54, Josh Triplett wrote: > On Thu, May 14, 2015 at 05:04:19PM +0200, Paolo Bonzini wrote: >> OVMF used to place page tables in ROM, which works on real hardware, >> and also works on VMs except: >> >> - on AMD systems >> >> - on Intel systems, if you have EPT page tables with A/D bits on >> >> Why? Because on these systems, the processor treat page table accesses as >> writes. > > That's...special. Is there no way to work around that? In general, it > seems like a bug if KVM cannot faithfully simulate real hardware.
Nope. You can use eptad=N or ept=N. As it's a microcode issue, I think closing as cantfix is the right thing to do. Paolo -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
