[PATCH net-next v6 10/10] virtio_net: xsk: rx: free the unused xsk buffer
From: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Date: 2024-06-18 07:56:56
Also in:
bpf, virtualization
Subsystem:
networking drivers, the rest, virtio net driver · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, "Michael S. Tsirkin", Jason Wang
Release the xsk buffer, when the queue is releasing or the queue is resizing. Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> --- drivers/net/virtio_net.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index cfa106aa8039..33695b86bd99 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c@@ -967,6 +967,11 @@ static void virtnet_rq_unmap_free_buf(struct virtqueue *vq, void *buf) rq = &vi->rq[i]; + if (rq->xsk.pool) { + xsk_buff_free((struct xdp_buff *)buf); + return; + } + if (!vi->big_packets || vi->mergeable_rx_bufs) virtnet_rq_unmap(rq, buf, 0);
--
2.32.0.3.g01195cf9f