Re: [PATCH 2/4] KVM: use pci device flag operation helper functions

Paolo Bonzini
2014-07-24T11:09:56Z

Il 22/07/2014 18:19, Ethan Zhao ha scritto:
> Use helper function instead of direct operation to pci device
> flag when set device to assigned or deassigned.
>
> 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..d122bda 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_set_dev_deassigned(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..8cfe021 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_set_dev_assigned(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_set_dev_deassigned(pdev);
>
> dev_info(&pdev->dev, "kvm deassign device\n");
>
>

Acked-by: Paolo Bonzini <pbonzini@redhat.com>