From: David Wei <dw@davidwei.uk>
To: Jens Axboe <axboe@kernel.dk>, Pavel Begunkov <asml.silence@gmail.com>
Cc: io-uring@vger.kernel.org, Mina Almasry <almasrymina@google.com>,
Jakub Kicinski <kuba@kernel.org>
Subject: [PATCH 03/11] netdev: add XDP_SETUP_ZC_RX command
Date: Fri, 25 Aug 2023 15:55:42 -0700 [thread overview]
Message-ID: <20230825225550.957014-4-dw@davidwei.uk> (raw)
In-Reply-To: <20230825225550.957014-1-dw@davidwei.uk>
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 --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;
};
};
--
2.39.3
next prev parent reply other threads:[~2023-08-25 22:56 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-25 22:55 [RFC PATCH 00/11] Zero copy network RX using io_uring David Wei
2023-08-25 22:55 ` [PATCH 01/11] io_uring: add interface queue David Wei
2023-08-25 22:55 ` [PATCH 02/11] io_uring: add mmap support for shared ifq ringbuffers David Wei
2023-08-25 22:55 ` David Wei [this message]
2023-08-25 22:55 ` [PATCH 04/11] io_uring: setup ZC for an RX queue when registering an ifq David Wei
2023-08-25 22:55 ` [PATCH 05/11] io_uring: add ZC buf and pool David Wei
2023-08-25 22:55 ` [PATCH 06/11] io_uring: add ZC pool API David Wei
2023-08-25 22:55 ` [PATCH 07/11] skbuff: add SKBFL_FIXED_FRAG and skb_fixed() David Wei
2023-08-25 22:55 ` [PATCH 08/11] io_uring: allocate a uarg for freeing zero copy skbs David Wei
2023-08-25 22:55 ` [PATCH 09/11] io_uring: delay ZC pool destruction David Wei
2023-08-25 22:55 ` [PATCH 10/11] netdev/bnxt: add data pool and use it in BNXT driver David Wei
2023-08-25 22:55 ` [PATCH 11/11] io_uring: add io_recvzc request David Wei
2023-08-26 0:04 ` [RFC PATCH 00/11] Zero copy network RX using io_uring Jakub Kicinski
-- strict thread matches above, loose matches on Subject: below --
2023-08-26 1:19 [RFC RESEND " David Wei
2023-08-26 1:19 ` [PATCH 03/11] netdev: add XDP_SETUP_ZC_RX command David Wei
2023-08-26 2:21 ` David Ahern
2023-08-26 21:37 ` David Wei
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