Re: [PATCH net-next v6 10/10] virtio_net: xsk: rx: free the unused xsk buffer
From: Paolo Abeni <pabeni@redhat.com>
Date: 2024-06-20 10:46:29
Also in:
bpf, virtualization
On Tue, 2024-06-18 at 15:56 +0800, Xuan Zhuo wrote:
quoted hunk ↗ jump to hunk
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);
I'm under the impression this should be squashed in a previous patch, likely "virtio_net: xsk: bind/unbind xsk for rx" Thanks, Paolo