diff mbox series

[03/11] netdev: add XDP_SETUP_ZC_RX command

Message ID 20230825225550.957014-4-dw@davidwei.uk (mailing list archive)
State New
Headers show
Series Zero copy network RX using io_uring | expand

Commit Message

David Wei Aug. 25, 2023, 10:55 p.m. UTC 
From: David Wei <davidhwei@meta.com>

This patch adds a new XDP_SETUP_ZC_RX command that will be used in a
later patch to enable or disable ZC RX for a specific RX queue.

Signed-off-by: David Wei <davidhwei@meta.com>
Co-developed-by: Jonathan Lemon <jonathan.lemon@gmail.com>
---
 include/linux/netdevice.h | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 08fbd4622ccf..a20a5c847916 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1000,6 +1000,7 @@  enum bpf_netdev_command {
 	BPF_OFFLOAD_MAP_ALLOC,
 	BPF_OFFLOAD_MAP_FREE,
 	XDP_SETUP_XSK_POOL,
+	XDP_SETUP_ZC_RX,
 };
 
 struct bpf_prog_offload_ops;
@@ -1038,6 +1039,11 @@  struct netdev_bpf {
 			struct xsk_buff_pool *pool;
 			u16 queue_id;
 		} xsk;
+		/* XDP_SETUP_ZC_RX */
+		struct {
+			struct io_zc_rx_ifq *ifq;
+			u16 queue_id;
+		} zc_rx;
 	};
 };