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From: Jonathan Lemon <[email protected]>
To: <[email protected]>
Cc: <[email protected]>
Subject: [RFC PATCH v3 01/15] io_uring: add zctap ifq definition
Date: Wed, 2 Nov 2022 16:32:30 -0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

Add structure definition for io_zctap_ifq for use by lower level
networking hooks.

Signed-off-by: Jonathan Lemon <[email protected]>
---
 include/linux/io_uring_types.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h
index f5b687a787a3..39f20344d578 100644
--- a/include/linux/io_uring_types.h
+++ b/include/linux/io_uring_types.h
@@ -322,6 +322,7 @@ struct io_ring_ctx {
 	struct io_mapped_ubuf		*dummy_ubuf;
 	struct io_rsrc_data		*file_data;
 	struct io_rsrc_data		*buf_data;
+	struct io_zctap_ifq		*zctap_ifq;
 
 	struct delayed_work		rsrc_put_work;
 	struct llist_head		rsrc_put_llist;
@@ -577,4 +578,14 @@ struct io_overflow_cqe {
 	struct io_uring_cqe cqe;
 };
 
+struct io_zctap_ifq {
+	struct net_device	*dev;
+	struct io_ring_ctx	*ctx;
+	void			*region;
+	struct ubuf_info	*uarg;
+	u16			queue_id;
+	u16			id;
+	u16			fill_bgid;
+};
+
 #endif
-- 
2.30.2


  reply	other threads:[~2022-11-02 23:40 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-02 23:32 [RFC PATCH v3 00/15] zero-copy RX for io_uring Jonathan Lemon
2022-11-02 23:32 ` Jonathan Lemon [this message]
2022-11-02 23:32 ` [RFC PATCH v3 02/15] netdevice: add SETUP_ZCTAP to the netdev_bpf structure Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 03/15] io_uring: add register ifq opcode Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 04/15] io_uring: create a zctap region for a mapped buffer Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 05/15] io_uring: mark pages in ifq region with zctap information Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 06/15] io_uring: Provide driver API for zctap packet buffers Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 07/15] io_uring: Allocate zctap device buffers and dma map them Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 08/15] io_uring: Add zctap buffer get/put functions and refcounting Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 09/15] skbuff: Introduce SKBFL_FIXED_FRAG and skb_fixed() Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 10/15] io_uring: Allocate a uarg for use by the ifq RX Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 11/15] io_uring: Define the zctap iov[] returned to the user Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 12/15] io_uring: add OP_RECV_ZC command Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 13/15] io_uring: Make remove_ifq_region a delayed work call Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 14/15] io_uring: Add a buffer caching mechanism for zctap Jonathan Lemon
2022-11-02 23:32 ` [RFC PATCH v3 15/15] io_uring: Notify the application as the fillq is drained Jonathan Lemon

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