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virtio_pci: don't duplicate the msix_enable flag in struct pci_dev

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Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Christoph Hellwig
2017-02-05 18:15:20 +01:00
committed by Michael S. Tsirkin
parent 07ec51480b
commit 53a020c661
5 changed files with 5 additions and 8 deletions
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5
drivers/virtio/virtio_pci_common.c
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@@ -125,7 +125,7 @@ void vp_del_vqs(struct virtio_device *vdev)
vp_remove_vqs(vdev);
if (vp_dev->msix_enabled) {
if (vp_dev->pci_dev->msix_enabled) {
for (i = 0; i < vp_dev->msix_vectors; i++)
free_cpumask_var(vp_dev->msix_affinity_masks[i]);
@@ -244,7 +244,6 @@ static int vp_find_vqs_msix(struct virtio_device *vdev, unsigned nvqs,
allocated_vectors++;
}
vp_dev->msix_enabled = 1;
return 0;
out_remove_vqs:
@@ -340,7 +339,7 @@ int vp_set_vq_affinity(struct virtqueue *vq, int cpu)
if (!vq->callback)
return -EINVAL;
if (vp_dev->msix_enabled) {
if (vp_dev->pci_dev->msix_enabled) {
int vec = vp_dev->msix_vector_map[vq->index];
struct cpumask *mask = vp_dev->msix_affinity_masks[vec];
unsigned int irq = pci_irq_vector(vp_dev->pci_dev, vec);