|
|
Subscribe / Log in / New account

bonding: support aggregator selection based on port priority

From:  Hangbin Liu <liuhangbin-AT-gmail.com>
To:  netdev-AT-vger.kernel.org
Subject:  [PATCH net-next 0/3] bonding: support aggregator selection based on port priority
Date:  Thu, 24 Jul 2025 08:16:29 +0000
Message-ID:  <20250724081632.12921-1-liuhangbin@gmail.com>
Cc:  Jay Vosburgh <jv-AT-jvosburgh.net>, Andrew Lunn <andrew+netdev-AT-lunn.ch>, "David S. Miller" <davem-AT-davemloft.net>, Eric Dumazet <edumazet-AT-google.com>, Jakub Kicinski <kuba-AT-kernel.org>, Paolo Abeni <pabeni-AT-redhat.com>, Nikolay Aleksandrov <razor-AT-blackwall.org>, Simon Horman <horms-AT-kernel.org>, Shuah Khan <shuah-AT-kernel.org>, Jonathan Corbet <corbet-AT-lwn.net>, Petr Machata <petrm-AT-nvidia.com>, Amit Cohen <amcohen-AT-nvidia.com>, Vladimir Oltean <vladimir.oltean-AT-nxp.com>, Alessandro Zanni <alessandro.zanni87-AT-gmail.com>, linux-doc-AT-vger.kernel.org, linux-kselftest-AT-vger.kernel.org, linux-kernel-AT-vger.kernel.org, Hangbin Liu <liuhangbin-AT-gmail.com>
Archive-link:  Article

This patchset introduces a new per-port bonding option: `ad_actor_port_prio`.

It allows users to configure the actor's port priority, which can then be used
by the bonding driver for aggregator selection based on port priority.

This provides finer control over LACP aggregator choice, especially in setups
with multiple eligible aggregators over 2 switches.

Hangbin Liu (3):
  bonding: add support for per-port LACP actor priority
  bonding: support aggregator selection based on port priority
  selftests: bonding: add test for LACP actor port priority

 Documentation/networking/bonding.rst          | 18 ++++-
 drivers/net/bonding/bond_3ad.c                | 31 ++++++++
 drivers/net/bonding/bond_netlink.c            | 16 ++++
 drivers/net/bonding/bond_options.c            | 36 +++++++++
 include/net/bond_3ad.h                        |  2 +
 include/net/bond_options.h                    |  1 +
 include/uapi/linux/if_link.h                  |  1 +
 .../selftests/drivers/net/bonding/Makefile    |  3 +-
 .../drivers/net/bonding/bond_lacp_prio.sh     | 73 +++++++++++++++++++
 tools/testing/selftests/net/forwarding/lib.sh | 24 ------
 tools/testing/selftests/net/lib.sh            | 24 ++++++
 11 files changed, 203 insertions(+), 26 deletions(-)
 create mode 100755 tools/testing/selftests/drivers/net/bonding/bond_lacp_prio.sh

-- 
2.46.0




Copyright © 2025, Eklektix, Inc.
Comments and public postings are copyrighted by their creators.
Linux is a registered trademark of Linus Torvalds