netdev - [PATCH net-next 7/9] netlink: specs: Add route flow label attribute

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Message-ID: <20241216171201.274644-8-idosch@nvidia.com>
Date: Mon, 16 Dec 2024 19:11:59 +0200
From: Ido Schimmel <idosch@...dia.com>
To: <netdev@...r.kernel.org>
CC: <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
	<edumazet@...gle.com>, <dsahern@...nel.org>, <donald.hunter@...il.com>,
	<horms@...nel.org>, <gnault@...hat.com>, <rostedt@...dmis.org>,
	<mhiramat@...nel.org>, <mathieu.desnoyers@...icios.com>, <petrm@...dia.com>,
	Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 7/9] netlink: specs: Add route flow label attribute

Add the new flow label attribute to the spec. Example:

 # ip link add name dummy1 up type dummy
 # ip -6 route add default table 254 dev dummy1
 # ip -6 route add default table 10 dev dummy1
 # ./tools/net/ynl/cli.py --spec Documentation/netlink/specs/rt_rule.yaml \
	--do newrule \
	--json '{"family": 10, "priority": 1, "flowlabel": 10, "flowlabel-mask": 255, "action": 1, "table": 10}'
 None
 $ ./tools/net/ynl/cli.py --spec Documentation/netlink/specs/rt_route.yaml \
	--do getroute \
	--json '{"rtm-family": 10, "rta-flowlabel": 1}' --output-json \
	| jq '.["rta-table"]'
 254
 $ ./tools/net/ynl/cli.py --spec Documentation/netlink/specs/rt_route.yaml \
	--do getroute \
	--json '{"rtm-family": 10, "rta-flowlabel": 10}' --output-json \
	| jq '.["rta-table"]'
 10

Reviewed-by: Petr Machata <petrm@...dia.com>
Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 Documentation/netlink/specs/rt_route.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/netlink/specs/rt_route.yaml b/Documentation/netlink/specs/rt_route.yaml
index f4368be0caed..a674103e5bc4 100644
--- a/Documentation/netlink/specs/rt_route.yaml
+++ b/Documentation/netlink/specs/rt_route.yaml
@@ -177,6 +177,11 @@ attribute-sets:
       -
         name: rta-nh-id
         type: u32
+      -
+        name: rta-flowlabel
+        type: u32
+        byte-order: big-endian
+        display-hint: hex
   -
     name: rta-metrics
     attributes:
@@ -260,6 +265,7 @@ operations:
             - rta-dport
             - rta-mark
             - rta-uid
+            - rta-flowlabel
         reply:
           value: 24
           attributes: &all-route-attrs
@@ -299,6 +305,7 @@ operations:
             - rta-sport
             - rta-dport
             - rta-nh-id
+            - rta-flowlabel
       dump:
         request:
           value: 26
-- 
2.47.1