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Add ethtool -g support to virtio_net

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Add support for reporting ring sizes via ethtool -g to the virtio_net
driver.

Signed-off-by: Rick Jones <[email protected]>
Acked-by: Rusty Russell <[email protected]>
Acked-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Rick Jones 2011-10-19 08:10:59 +00:00 • committed by David S. Miller
commit 8f9f4668b3
3 changed files with 28 additions and 0 deletions
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10
drivers/virtio/virtio_ring.c
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@ -529,4 +529,14 @@ void vring_transport_features(struct virtio_device *vdev)
}
EXPORT_SYMBOL_GPL(vring_transport_features);
/* return the size of the vring within the virtqueue */
unsigned int virtqueue_get_vring_size(struct virtqueue *_vq)
{
struct vring_virtqueue *vq = to_vvq(_vq);
return vq->vring.num;
}
EXPORT_SYMBOL_GPL(virtqueue_get_vring_size);
MODULE_LICENSE("GPL");