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From: Jonathan Lemon <[email protected]>
To: <[email protected]>
Subject: [RFC v1 2/9] netdevice: add SETUP_ZCTAP to the netdev_bpf structure
Date: Fri, 7 Oct 2022 14:17:06 -0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

This command requests the networking device setup or teardown
a new interface queue, backed by a region of user supplied memory.

The queue will be managed by io-uring.

Signed-off-by: Jonathan Lemon <[email protected]>
---
 include/linux/netdevice.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 9f42fc871c3b..49ecfc276411 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -979,6 +979,7 @@ enum bpf_netdev_command {
 	BPF_OFFLOAD_MAP_ALLOC,
 	BPF_OFFLOAD_MAP_FREE,
 	XDP_SETUP_XSK_POOL,
+	XDP_SETUP_ZCTAP,
 };
 
 struct bpf_prog_offload_ops;
@@ -1017,6 +1018,11 @@ struct netdev_bpf {
 			struct xsk_buff_pool *pool;
 			u16 queue_id;
 		} xsk;
+		/* XDP_SETUP_ZCTAP */
+		struct {
+			struct io_zctap_ifq *ifq;
+			u16 queue_id;
+		} zct;
 	};
 };
 
-- 
2.30.2


  parent reply	other threads:[~2022-10-07 21:17 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-07 21:17 [RFC v1 0/9] zero-copy RX for io_uring Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 1/9] io_uring: add zctap ifq definition Jonathan Lemon
2022-10-07 21:17 ` Jonathan Lemon [this message]
2022-10-07 21:17 ` [RFC v1 3/9] io_uring: add register ifq opcode Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 4/9] io_uring: add provide_ifq_region opcode Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 5/9] io_uring: Add io_uring zctap iov structure and helpers Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 6/9] io_uring: introduce reference tracking for user pages Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 7/9] page_pool: add page allocation and free hooks Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 8/9] io_uring: provide functions for the page_pool Jonathan Lemon
2022-10-07 21:17 ` [RFC v1 9/9] io_uring: add OP_RECV_ZC command Jonathan Lemon
2022-10-10  7:37 ` [RFC v1 0/9] zero-copy RX for io_uring dust.li
2022-10-10 19:34   ` Jonathan Lemon

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