[PATCH net-next 09/17] virtio_net: xsk: tx: free the unused xsk buffer
From: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Date: 2024-01-16 09:43:26
Also in:
bpf, virtualization
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
virtnet_sq_free_unused_buf() check xsk buffer. Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> Acked-by: Jason Wang <jasowang@redhat.com> --- drivers/net/virtio/main.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/virtio/main.c b/drivers/net/virtio/main.c
index cb0a1ea712de..e64d52e7d95b 100644
--- a/drivers/net/virtio/main.c
+++ b/drivers/net/virtio/main.c@@ -4081,10 +4081,12 @@ void virtnet_sq_free_unused_bufs(struct virtqueue *vq) while ((buf = virtqueue_detach_unused_buf_dma(vq, dma)) != NULL) { virtnet_sq_unmap_buf(sq, dma); - if (!virtnet_is_xdp_frame(buf)) + if (virtnet_is_skb_ptr(buf)) dev_kfree_skb(buf); - else + else if (virtnet_is_xdp_frame(buf)) xdp_return_frame(virtnet_ptr_to_xdp(buf)); + else + xsk_tx_completed(sq->xsk.pool, 1); } }
--
2.32.0.3.g01195cf9f