From: Yuyang Huang <sigefriedhyy@gmail.com>
To: Yuyang Huang <sigefriedhyy@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>,
David Ahern <dsahern@kernel.org>,
Donald Hunter <donald.hunter@gmail.com>,
Eric Dumazet <edumazet@google.com>,
Ido Schimmel <idosch@nvidia.com>,
Jakub Kicinski <kuba@kernel.org>,
Kuniyuki Iwashima <kuniyu@google.com>,
Nicolas Dichtel <nicolas.dichtel@6wind.com>,
Nikolaos Gkarlis <nickgarlis@gmail.com>,
Paolo Abeni <pabeni@redhat.com>,
Sabrina Dubroca <sd@queasysnail.net>,
Shuah Khan <shuah@kernel.org>, Simon Horman <horms@kernel.org>,
Stanislav Fomichev <sdf.kernel@gmail.com>,
linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
netdev@vger.kernel.org
Subject: [PATCH net-next v2 2/3] netlink: specs: rt-addr: document AF_PACKET multicast dumps
Date: Wed, 9 Sep 2026 10:34:00 +0900 [thread overview]
Message-ID: <20260909013401.14408-3-sigefriedhyy@gmail.com> (raw)
In-Reply-To: <20260909013401.14408-1-sigefriedhyy@gmail.com>
Mention that ifa-family AF_PACKET dumps link-layer multicast addresses
and what the permanent flag means for them.
Signed-off-by: Yuyang Huang <sigefriedhyy@gmail.com>
---
Documentation/netlink/specs/rt-addr.yaml | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/Documentation/netlink/specs/rt-addr.yaml b/Documentation/netlink/specs/rt-addr.yaml
index 0ecbd24c890c..2a2310cb0df0 100644
--- a/Documentation/netlink/specs/rt-addr.yaml
+++ b/Documentation/netlink/specs/rt-addr.yaml
@@ -168,7 +168,12 @@ operations:
attributes: *ifaddr-all
-
name: getmulticast
- doc: Get / dump IPv4/IPv6 multicast addresses.
+ doc: |
+ Get / dump multicast addresses. ifa-family selects the address
+ family: AF_INET or AF_INET6 for the IP multicast groups joined on
+ a device, AF_PACKET for the link-layer multicast addresses in the
+ device filter. Link-layer entries added with SIOCADDMULTI are
+ reported with the permanent flag set.
attribute-set: addr-attrs
fixed-header: ifaddrmsg
do:
--
2.43.0
next prev parent reply other threads:[~2026-09-09 1:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-09 1:33 [PATCH net-next v2 0/3] rtnetlink: dump link-layer multicast addresses Yuyang Huang
2026-09-09 1:33 ` [PATCH net-next v2 1/3] rtnetlink: add AF_PACKET multicast dumps Yuyang Huang
2026-09-09 8:44 ` Nicolas Dichtel
2026-09-09 11:15 ` Yuyang Huang
2026-09-10 1:48 ` netdev-bot+sashiko
2026-09-10 3:21 ` Yuyang Huang
2026-09-09 1:34 ` Yuyang Huang [this message]
2026-09-10 1:48 ` [PATCH net-next v2 2/3] netlink: specs: rt-addr: document " netdev-bot+sashiko
2026-09-10 3:29 ` Yuyang Huang
2026-09-09 1:34 ` [PATCH net-next v2 3/3] selftests: net: test " Yuyang Huang
2026-09-10 1:48 ` netdev-bot+sashiko
2026-09-10 3:31 ` Yuyang Huang
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