linux-kernel - [PATCH bpf-next v2 0/3] XDP metadata: Rx checksum/GSO hint; Tx GSO offload

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Message-ID: <20241018091502.411513-1-tianmuyang@huawei.com>
Date: Fri, 18 Oct 2024 17:14:59 +0800
From: Muyang Tian <tianmuyang@...wei.com>
To: <bpf@...r.kernel.org>
CC: "David S . Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>, Donald Hunter <donald.hunter@...il.com>,
	Björn Töpel <bjorn@...nel.org>, Magnus Karlsson
	<magnus.karlsson@...el.com>, Maciej Fijalkowski
	<maciej.fijalkowski@...el.com>, Jonathan Lemon <jonathan.lemon@...il.com>,
	Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>,
	Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend
	<john.fastabend@...il.com>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>,
	<yanan@...wei.com>, <xiesongyang@...wei.com>, <wuchangye@...wei.com>,
	<liuxin350@...wei.com>, <zhangmingyi5@...wei.com>, <liwei883@...wei.com>,
	<tianmuyang@...wei.com>
Subject: [PATCH bpf-next v2 0/3] XDP metadata: Rx checksum/GSO hint; Tx GSO offload

This series introduce XDP metadata functionality, including Rx checksum/GSO hint
and Tx GSO offload. This is aimed to transfer control fields when processing jumbo
frames between VMs.

v1:
https://lore.kernel.org/all/20241017135430.51655-1-tianmuyang@huawei.com/

Changes since v1:
- add reference to previous work[1] in patch 1/3

[1] https://lore.kernel.org/bpf/20230811161509.19722-13-larysa.zaremba@intel.com/

Muyang Tian (3):
  xdp: Add Rx checksum hint
  xdp: Add Rx GSO hint
  xsk: Add Tx GSO type and size offload support

 Documentation/netlink/specs/netdev.yaml      | 12 +++++
 Documentation/networking/xdp-rx-metadata.rst |  6 +++
 include/net/xdp.h                            | 50 ++++++++++++++++++++
 include/net/xdp_sock.h                       |  8 ++++
 include/net/xdp_sock_drv.h                   |  1 +
 include/uapi/linux/if_xdp.h                  | 11 +++++
 include/uapi/linux/netdev.h                  |  8 ++++
 net/core/xdp.c                               | 41 ++++++++++++++++
 net/xdp/xsk.c                                |  5 ++
 tools/include/uapi/linux/if_xdp.h            | 11 +++++
 tools/include/uapi/linux/netdev.h            |  8 ++++
 11 files changed, 161 insertions(+)

-- 
2.41.0