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virtio: hand virtio ring alignment as argument to vring_new_virtqueue

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This allows each virtio user to hand in the alignment appropriate to
their virtio_ring structures.

Signed-off-by: Rusty Russell <[email protected]>
Acked-by: Christian Borntraeger <[email protected]>
This commit is contained in:
Rusty Russell 2008-12-30 09:26:03 -06:00
commit 87c7d57c17
5 changed files with 9 additions and 6 deletions
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3
drivers/s390/kvm/kvm_virtio.c
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@ -193,7 +193,8 @@ static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
if (err)
goto out;
vq = vring_new_virtqueue(config->num, vdev, (void *) config->address,
vq = vring_new_virtqueue(config->num, KVM_S390_VIRTIO_RING_ALIGN,
vdev, (void *) config->address,
kvm_notify, callback);
if (!vq) {
err = -ENOMEM;