Re: [PATCH net-next v4 13/14] netkit: Add io_uring zero-copy support for TCP
From: Jakub Kicinski <kuba@kernel.org>
Date: 2025-11-07 00:43:49
Also in:
bpf
On Fri, 31 Oct 2025 22:21:02 +0100 Daniel Borkmann wrote:
+static struct device *netkit_queue_get_dma_dev(struct net_device *dev, int idx)
+{
+ struct netdev_rx_queue *rxq, *peer_rxq;
+ unsigned int peer_idx;
+
+ rxq = __netif_get_rx_queue(dev, idx);
+ if (!rxq->peer)
+ return NULL;
+
+ peer_rxq = rxq->peer;
+ peer_idx = get_netdev_rx_queue_index(peer_rxq);
+
+ return netdev_queue_get_dma_dev(peer_rxq->dev, peer_idx);
+}Doesn't look netkit specific at all, let's move it into the core helper.