Fix overzealous flushing in kvm_zap_gfn_range(), and clean up the mess
that it's become by extracting the legacy MMU logic to a separate
helper.
Sean Christopherson (3):
KVM: x86/mmu: Drop a redundant, broken remote TLB flush
KVM: x86/mmu: Drop a redundant remote TLB flush in kvm_zap_gfn_range()
KVM: x86/mmu: Extract zapping of rmaps for gfn range to separate
helper