diff options
Diffstat (limited to 'drivers/virtio')
| -rw-r--r-- | drivers/virtio/virtio_ring.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 0717b5b000b..1ca88908723 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -110,13 +110,14 @@ struct vring_virtqueue static int vring_add_indirect(struct vring_virtqueue *vq, struct scatterlist sg[], unsigned int out, - unsigned int in) + unsigned int in, + gfp_t gfp) { struct vring_desc *desc; unsigned head; int i; - desc = kmalloc((out + in) * sizeof(struct vring_desc), GFP_ATOMIC); + desc = kmalloc((out + in) * sizeof(struct vring_desc), gfp); if (!desc) return vq->vring.num; @@ -155,11 +156,12 @@ static int vring_add_indirect(struct vring_virtqueue *vq, return head; } -int virtqueue_add_buf(struct virtqueue *_vq, - struct scatterlist sg[], - unsigned int out, - unsigned int in, - void *data) +int virtqueue_add_buf_gfp(struct virtqueue *_vq, + struct scatterlist sg[], + unsigned int out, + unsigned int in, + void *data, + gfp_t gfp) { struct vring_virtqueue *vq = to_vvq(_vq); unsigned int i, avail, head, uninitialized_var(prev); @@ -171,7 +173,7 @@ int virtqueue_add_buf(struct virtqueue *_vq, /* If the host supports indirect descriptor tables, and we have multiple * buffers, then go indirect. FIXME: tune this threshold */ if (vq->indirect && (out + in) > 1 && vq->num_free) { - head = vring_add_indirect(vq, sg, out, in); + head = vring_add_indirect(vq, sg, out, in, gfp); if (head != vq->vring.num) goto add_head; } @@ -232,7 +234,7 @@ add_head: return vq->num_free ? vq->vring.num : 0; return vq->num_free; } -EXPORT_SYMBOL_GPL(virtqueue_add_buf); +EXPORT_SYMBOL_GPL(virtqueue_add_buf_gfp); void virtqueue_kick(struct virtqueue *_vq) { |