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path: root/drivers/net/virtio_net.c
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-rw-r--r--drivers/net/virtio_net.c43
1 files changed, 27 insertions, 16 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 0cd46735e..d45e8de79 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2655,6 +2655,27 @@ static void free_receive_page_frags(struct virtnet_info *vi)
put_page(vi->rq[i].alloc_frag.page);
}
+static void virtnet_sq_free_unused_buf(struct virtqueue *vq, void *buf)
+{
+ if (!is_xdp_frame(buf))
+ dev_kfree_skb(buf);
+ else
+ xdp_return_frame(ptr_to_xdp(buf));
+}
+
+static void virtnet_rq_free_unused_buf(struct virtqueue *vq, void *buf)
+{
+ struct virtnet_info *vi = vq->vdev->priv;
+ int i = vq2rxq(vq);
+
+ if (vi->mergeable_rx_bufs)
+ put_page(virt_to_head_page(buf));
+ else if (vi->big_packets)
+ give_pages(&vi->rq[i], buf);
+ else
+ put_page(virt_to_head_page(buf));
+}
+
static void free_unused_bufs(struct virtnet_info *vi)
{
void *buf;
@@ -2662,26 +2683,16 @@ static void free_unused_bufs(struct virtnet_info *vi)
for (i = 0; i < vi->max_queue_pairs; i++) {
struct virtqueue *vq = vi->sq[i].vq;
- while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) {
- if (!is_xdp_frame(buf))
- dev_kfree_skb(buf);
- else
- xdp_return_frame(ptr_to_xdp(buf));
- }
+ while ((buf = virtqueue_detach_unused_buf(vq)) != NULL)
+ virtnet_sq_free_unused_buf(vq, buf);
+ cond_resched();
}
for (i = 0; i < vi->max_queue_pairs; i++) {
struct virtqueue *vq = vi->rq[i].vq;
-
- while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) {
- if (vi->mergeable_rx_bufs) {
- put_page(virt_to_head_page(buf));
- } else if (vi->big_packets) {
- give_pages(&vi->rq[i], buf);
- } else {
- put_page(virt_to_head_page(buf));
- }
- }
+ while ((buf = virtqueue_detach_unused_buf(vq)) != NULL)
+ virtnet_rq_free_unused_buf(vq, buf);
+ cond_resched();
}
}