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From: Tariq Toukan <tariqt@nvidia.com>
To: Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>
Cc: Donald Hunter <donald.hunter@gmail.com>,
	Jiri Pirko <jiri@resnulli.us>, Jonathan Corbet <corbet@lwn.net>,
	Saeed Mahameed <saeedm@nvidia.com>,
	"Leon Romanovsky" <leon@kernel.org>,
	Tariq Toukan <tariqt@nvidia.com>, Mark Bloch <mbloch@nvidia.com>,
	<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-doc@vger.kernel.org>, <linux-rdma@vger.kernel.org>,
	Gal Pressman <gal@nvidia.com>, Moshe Shemesh <moshe@nvidia.com>,
	Carolina Jubran <cjubran@nvidia.com>,
	Cosmin Ratiu <cratiu@nvidia.com>, Jiri Pirko <jiri@nvidia.com>,
	Randy Dunlap <rdunlap@infradead.org>,
	Simon Horman <horms@kernel.org>,
	Krzysztof Kozlowski <krzk@kernel.org>
Subject: [PATCH net-next V7 11/14] net/mlx5: Expose a function to clear a vport's parent
Date: Wed, 28 Jan 2026 13:25:41 +0200	[thread overview]
Message-ID: <20260128112544.1661250-12-tariqt@nvidia.com> (raw)
In-Reply-To: <20260128112544.1661250-1-tariqt@nvidia.com>

From: Cosmin Ratiu <cratiu@nvidia.com>

Currently, clearing a vport's parent happens with a call that looks like
this:
	mlx5_esw_qos_vport_update_parent(vport, NULL, NULL);

Change that to something nicer that looks like this:
	mlx5_esw_qos_vport_clear_parent(vport);

Signed-off-by: Cosmin Ratiu <cratiu@nvidia.com>
Reviewed-by: Carolina Jubran <cjubran@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
---
 .../ethernet/mellanox/mlx5/core/esw/devlink_port.c    |  2 +-
 drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c     | 11 +++++++++--
 drivers/net/ethernet/mellanox/mlx5/core/eswitch.h     |  3 +--
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c
index 89a58dee50b3..31704ea9cdb4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c
@@ -202,7 +202,7 @@ void mlx5_esw_offloads_devlink_port_unregister(struct mlx5_vport *vport)
 		return;
 	dl_port = vport->dl_port;
 
-	mlx5_esw_qos_vport_update_parent(vport, NULL, NULL);
+	mlx5_esw_qos_vport_clear_parent(vport);
 	devl_rate_leaf_destroy(&dl_port->dl_port);
 
 	devl_port_unregister(&dl_port->dl_port);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
index 4278bcb04c72..8c3a026b8db4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
@@ -1896,8 +1896,10 @@ int mlx5_esw_devlink_rate_node_del(struct devlink_rate *rate_node, void *priv,
 	return 0;
 }
 
-int mlx5_esw_qos_vport_update_parent(struct mlx5_vport *vport, struct mlx5_esw_sched_node *parent,
-				     struct netlink_ext_ack *extack)
+static int
+mlx5_esw_qos_vport_update_parent(struct mlx5_vport *vport,
+				 struct mlx5_esw_sched_node *parent,
+				 struct netlink_ext_ack *extack)
 {
 	struct mlx5_eswitch *esw = vport->dev->priv.eswitch;
 	int err = 0;
@@ -1922,6 +1924,11 @@ int mlx5_esw_qos_vport_update_parent(struct mlx5_vport *vport, struct mlx5_esw_s
 	return err;
 }
 
+void mlx5_esw_qos_vport_clear_parent(struct mlx5_vport *vport)
+{
+	mlx5_esw_qos_vport_update_parent(vport, NULL, NULL);
+}
+
 int mlx5_esw_devlink_rate_leaf_parent_set(struct devlink_rate *devlink_rate,
 					  struct devlink_rate *parent,
 					  void *priv, void *parent_priv,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index ad1073f7b79f..20cf9dd542a1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -452,8 +452,7 @@ int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch *esw,
 				 u16 vport_num, bool setting);
 int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, u16 vport,
 				u32 max_rate, u32 min_rate);
-int mlx5_esw_qos_vport_update_parent(struct mlx5_vport *vport, struct mlx5_esw_sched_node *node,
-				     struct netlink_ext_ack *extack);
+void mlx5_esw_qos_vport_clear_parent(struct mlx5_vport *vport);
 int mlx5_eswitch_set_vepa(struct mlx5_eswitch *esw, u8 setting);
 int mlx5_eswitch_get_vepa(struct mlx5_eswitch *esw, u8 *setting);
 int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,
-- 
2.44.0


  parent reply	other threads:[~2026-01-28 11:28 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-28 11:25 [PATCH net-next V7 00/14] devlink and mlx5: Support cross-function rate scheduling Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 01/14] documentation: networking: add shared devlink documentation Tariq Toukan
2026-02-03  3:40   ` Jakub Kicinski
2026-02-03  9:18     ` Jiri Pirko
2026-02-04  3:01       ` Jakub Kicinski
2026-02-04  7:12         ` Jiri Pirko
2026-02-05  2:02           ` Jakub Kicinski
2026-02-06 10:52             ` Jiri Pirko
2026-02-07  1:50               ` Jakub Kicinski
2026-01-28 11:25 ` [PATCH net-next V7 02/14] devlink: introduce shared devlink instance for PFs on same chip Tariq Toukan
2026-02-03  3:49   ` Jakub Kicinski
2026-02-03  9:44     ` Jiri Pirko
2026-02-04  2:42       ` Jakub Kicinski
2026-02-04  7:15         ` Jiri Pirko
2026-02-05  2:06           ` Jakub Kicinski
2026-01-28 11:25 ` [PATCH net-next V7 03/14] devlink: Reverse locking order for nested instances Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 04/14] devlink: Add helpers to lock nested-in instances Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 05/14] devlink: Refactor devlink_rate_nodes_check Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 06/14] devlink: Decouple rate storage from associated devlink object Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 07/14] devlink: Add parent dev to devlink API Tariq Toukan
2026-02-03  4:00   ` Jakub Kicinski
2026-02-11 16:28     ` Cosmin Ratiu
2026-02-11 16:57       ` Jakub Kicinski
2026-01-28 11:25 ` [PATCH net-next V7 08/14] devlink: Allow parent dev for rate-set and rate-new Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 09/14] devlink: Allow rate node parents from other devlinks Tariq Toukan
2026-02-03  4:04   ` Jakub Kicinski
2026-01-28 11:25 ` [PATCH net-next V7 10/14] net/mlx5: Add a shared devlink instance for PFs on same chip Tariq Toukan
2026-01-28 11:25 ` Tariq Toukan [this message]
2026-01-28 11:25 ` [PATCH net-next V7 12/14] net/mlx5: Store QoS sched nodes in the sh_devlink Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 13/14] net/mlx5: qos: Support cross-device tx scheduling Tariq Toukan
2026-01-28 11:25 ` [PATCH net-next V7 14/14] net/mlx5: Document devlink rates Tariq Toukan
2026-02-03  4:09 ` [PATCH net-next V7 00/14] devlink and mlx5: Support cross-function rate scheduling Jakub Kicinski

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