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authorWeidong Han <weidong.han@intel.com>2008-12-02 14:03:39 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2009-01-03 14:02:19 +0100
commit260782bcfdaaa7850f29d6bb2ec6603019168c57 (patch)
tree6f0b72f07ee04ad1210aca861dd4ee8c51846609 /virt/kvm/kvm_main.c
parentCheck agaw is sufficient for mapped memory (diff)
downloadlinux-260782bcfdaaa7850f29d6bb2ec6603019168c57.tar.xz
linux-260782bcfdaaa7850f29d6bb2ec6603019168c57.zip
KVM: use the new intel iommu APIs
intel iommu APIs are updated, use the new APIs. In addition, change kvm_iommu_map_guest() to just create the domain, let kvm_iommu_assign_device() assign device. Signed-off-by: Weidong Han <weidong.han@intel.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'virt/kvm/kvm_main.c')
-rw-r--r--virt/kvm/kvm_main.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index fc6127cbea1f..c92b63462b79 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -503,7 +503,12 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
list_add(&match->list, &kvm->arch.assigned_dev_head);
if (assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU) {
- r = kvm_iommu_map_guest(kvm, match);
+ if (!kvm->arch.intel_iommu_domain) {
+ r = kvm_iommu_map_guest(kvm);
+ if (r)
+ goto out_list_del;
+ }
+ r = kvm_assign_device(kvm, match);
if (r)
goto out_list_del;
}