KVM: unmap pages from the iommu when slots are removed

[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / linux / kvm_host.h

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 665a260..72cbf08 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -596,6 +596,7 @@ void kvm_free_irq_source_id(struct kvm *kvm, int irq_source_id);
 
 #ifdef CONFIG_IOMMU_API
 int kvm_iommu_map_pages(struct kvm *kvm, struct kvm_memory_slot *slot);
+void kvm_iommu_unmap_pages(struct kvm *kvm, struct kvm_memory_slot *slot);
 int kvm_iommu_map_guest(struct kvm *kvm);
 int kvm_iommu_unmap_guest(struct kvm *kvm);
 int kvm_assign_device(struct kvm *kvm,
@@ -609,6 +610,11 @@ static inline int kvm_iommu_map_pages(struct kvm *kvm,
        return 0;
 }
 
+static inline void kvm_iommu_unmap_pages(struct kvm *kvm,
+                                        struct kvm_memory_slot *slot)
+{
+}
+
 static inline int kvm_iommu_map_guest(struct kvm *kvm)
 {
        return -ENODEV;