On Tue, Jan 29, 2008 at 05:35:34PM +0100, Carsten Otte wrote: > Avi Kivity wrote: > > Every arch except s390 needs it. An ugly #ifndef > > CONFIG_KVM_HARDWARE_TLB_SYNC is preferred to duplicating the code. > BTW, from reading AMDs spec I don't expect NPT to need this vehicle > for swapping either. They can just let core-vm page out guest pages > and will receive a proper page fault in the host. Jörg can you confirm > that?
Since NPT uses the host page table format it is in theory possible to add the pagetable to the Linux MM rmap. In this case it would not be necessary to use MMU notifiers. But I think this would complicate the NPT support code significantly. Joerg ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel
