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authorWeidong Han <weidong.han@intel.com>2008-12-02 21:24:23 +0800
committerJoerg Roedel <joerg.roedel@amd.com>2009-01-03 14:02:19 +0100
commit0a920356748df4fb06e86c21c23d2ed6d31d37ad (patch)
tree545bf8591b48b8f33af3f03f50a536424853a259 /include/linux/kvm_host.h
parentKVM: use the new intel iommu APIs (diff)
downloadlinux-dev-0a920356748df4fb06e86c21c23d2ed6d31d37ad.tar.xz
linux-dev-0a920356748df4fb06e86c21c23d2ed6d31d37ad.zip
KVM: support device deassignment
Support device deassignment, it can be used in device hotplug. Signed-off-by: Weidong Han <weidong.han@intel.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'include/linux/kvm_host.h')
-rw-r--r--include/linux/kvm_host.h8
1 files changed, 8 insertions, 0 deletions
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)