From 0a920356748df4fb06e86c21c23d2ed6d31d37ad Mon Sep 17 00:00:00 2001 From: Weidong Han Date: Tue, 2 Dec 2008 21:24:23 +0800 Subject: KVM: support device deassignment Support device deassignment, it can be used in device hotplug. Signed-off-by: Weidong Han Signed-off-by: Joerg Roedel --- include/linux/kvm_host.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include') diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index c96739b4b7a3..ce5d1c17ce26 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -334,6 +334,8 @@ int kvm_iommu_map_guest(struct kvm *kvm); int kvm_iommu_unmap_guest(struct kvm *kvm); int kvm_assign_device(struct kvm *kvm, struct kvm_assigned_dev_kernel *assigned_dev); +int kvm_deassign_device(struct kvm *kvm, + struct kvm_assigned_dev_kernel *assigned_dev); #else /* CONFIG_DMAR */ static inline int kvm_iommu_map_pages(struct kvm *kvm, gfn_t base_gfn, @@ -357,6 +359,12 @@ static inline int kvm_assign_device(struct kvm *kvm, { return 0; } + +static inline int kvm_deassign_device(struct kvm *kvm, + struct kvm_assigned_dev_kernel *assigned_dev) +{ + return 0; +} #endif /* CONFIG_DMAR */ static inline void kvm_guest_enter(void) -- cgit v1.2.2