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authorWeidong Han <weidong.han@intel.com>2008-12-08 23:29:53 +0800
committerJoerg Roedel <joerg.roedel@amd.com>2009-01-03 14:10:08 +0100
commitb653574a7d14b663cc812cb20be6a114939ba186 (patch)
tree1fa1c833bacea5411e1c640180a00848552d7282 /virt/kvm/vtd.c
parentKVM: support device deassignment (diff)
downloadlinux-dev-b653574a7d14b663cc812cb20be6a114939ba186.tar.xz
linux-dev-b653574a7d14b663cc812cb20be6a114939ba186.zip
Deassign device in kvm_free_assgined_device
In kvm_iommu_unmap_memslots(), assigned_dev_head is already empty. Signed-off-by: Weidong Han <weidong.han@intel.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to '')
-rw-r--r--virt/kvm/vtd.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/virt/kvm/vtd.c b/virt/kvm/vtd.c
index 174ea1f8cee5..d46de9af838b 100644
--- a/virt/kvm/vtd.c
+++ b/virt/kvm/vtd.c
@@ -205,22 +205,12 @@ static int kvm_iommu_unmap_memslots(struct kvm *kvm)
int kvm_iommu_unmap_guest(struct kvm *kvm)
{
- struct kvm_assigned_dev_kernel *entry;
struct dmar_domain *domain = kvm->arch.intel_iommu_domain;
/* check if iommu exists and in use */
if (!domain)
return 0;
- list_for_each_entry(entry, &kvm->arch.assigned_dev_head, list) {
- printk(KERN_DEBUG "VT-d unmap: host bdf = %x:%x:%x\n",
- entry->host_busnr,
- PCI_SLOT(entry->host_devfn),
- PCI_FUNC(entry->host_devfn));
-
- /* detach kvm dmar domain */
- intel_iommu_detach_device(domain, entry->dev);
- }
kvm_iommu_unmap_memslots(kvm);
intel_iommu_free_domain(domain);
return 0;