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authorBandan Das <bsd@redhat.com>2017-05-05 15:25:13 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2017-05-09 11:54:16 +0200
commitbab4165e2f031905bd0a2bb8b6ad65c5c8cfa870 (patch)
tree266fc7f10baa2e14d42f28ca23ad5f50cad16d7b /arch/x86/kvm/mmu.h
parentc7c2c709b60ed2d7e6e6871496f0e963cfad121f (diff)
kvm: x86: Add a hook for arch specific dirty logging emulation
When KVM updates accessed/dirty bits, this hook can be used to invoke an arch specific function that implements/emulates dirty logging such as PML. Signed-off-by: Bandan Das <bsd@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu.h')
-rw-r--r--arch/x86/kvm/mmu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index d8ccb32f7308..27975807cc64 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -202,4 +202,5 @@ void kvm_mmu_gfn_disallow_lpage(struct kvm_memory_slot *slot, gfn_t gfn);
void kvm_mmu_gfn_allow_lpage(struct kvm_memory_slot *slot, gfn_t gfn);
bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm,
struct kvm_memory_slot *slot, u64 gfn);
+int kvm_arch_write_log_dirty(struct kvm_vcpu *vcpu);
#endif