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Subject[PATCH 3/4] KVM: use PCI VFs assignment helper functions
Date
New VFs reference counter mechanism and VFs assignment helper functions are introduced to
PCI SRIOV, use them instead of manipulating device flag directly.

Signed-off-by: Ethan Zhao <ethan.zhao@oracle.com>
---
virt/kvm/assigned-dev.c | 2 +-
virt/kvm/iommu.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c
index bf06577..80b477f 100644
--- a/virt/kvm/assigned-dev.c
+++ b/virt/kvm/assigned-dev.c
@@ -302,7 +302,7 @@ static void kvm_free_assigned_device(struct kvm *kvm,
else
pci_restore_state(assigned_dev->dev);

- assigned_dev->dev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED;
+ pci_sriov_deassign_device(assigned_dev->dev);

pci_release_regions(assigned_dev->dev);
pci_disable_device(assigned_dev->dev);
diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c
index 0df7d4b..6d3f5ef 100644
--- a/virt/kvm/iommu.c
+++ b/virt/kvm/iommu.c
@@ -194,7 +194,7 @@ int kvm_assign_device(struct kvm *kvm,
goto out_unmap;
}

- pdev->dev_flags |= PCI_DEV_FLAGS_ASSIGNED;
+ pci_sriov_assign_device(pdev);

dev_info(&pdev->dev, "kvm assign device\n");

@@ -220,7 +220,7 @@ int kvm_deassign_device(struct kvm *kvm,

iommu_detach_device(domain, &pdev->dev);

- pdev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED;
+ pci_sriov_deassign_device(pdev);

dev_info(&pdev->dev, "kvm deassign device\n");

--
1.7.1


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