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-rw-r--r--include/linux/kvm_host.h1
-rw-r--r--virt/kvm/kvm_main.c1
-rw-r--r--virt/kvm/vtd.c10
3 files changed, 2 insertions, 10 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index ce5d1c1..e62a462 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -316,6 +316,7 @@ struct kvm_assigned_dev_kernel {
#define KVM_ASSIGNED_DEV_HOST_MSI (1 << 9)
unsigned long irq_requested_type;
int irq_source_id;
+ int flags;
struct pci_dev *dev;
struct kvm *kvm;
};
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 3238e08..4ef0fb4 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -496,6 +496,7 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
match->assigned_dev_id = assigned_dev->assigned_dev_id;
match->host_busnr = assigned_dev->busnr;
match->host_devfn = assigned_dev->devfn;
+ match->flags = assigned_dev->flags;
match->dev = dev;
match->irq_source_id = -1;
match->kvm = kvm;
diff --git a/virt/kvm/vtd.c b/virt/kvm/vtd.c
index 174ea1f..d46de9a 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;
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