These patches implement PML on top of EPT A/D emulation (ae1e2d1082ae). When dirty bit is being set, we write the gpa to the buffer provided by L1. If the index overflows, we just change the exit reason before running L1.
Bandan Das (3): kvm: x86: Add a hook for arch specific dirty logging emulation nVMX: Implement emulated Page Modification Logging nVMX: Advertise PML to L1 hypervisor arch/x86/include/asm/kvm_host.h | 2 + arch/x86/kvm/mmu.c | 15 +++++++ arch/x86/kvm/mmu.h | 1 + arch/x86/kvm/paging_tmpl.h | 4 ++ arch/x86/kvm/vmx.c | 87 ++++++++++++++++++++++++++++++++++++++++- 5 files changed, 107 insertions(+), 2 deletions(-) -- 2.9.3
