From: Tariq Toukan <tariqt@nvidia.com>
To: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, <netdev@vger.kernel.org>,
Paolo Abeni <pabeni@redhat.com>
Cc: Akiva Goldberger <agoldberger@nvidia.com>,
Cosmin Ratiu <cratiu@nvidia.com>, Gal Pressman <gal@nvidia.com>,
Leon Romanovsky <leon@kernel.org>,
open list <linux-kernel@vger.kernel.org>,
<linux-rdma@vger.kernel.org>, Mark Bloch <mbloch@nvidia.com>,
Moshe Shemesh <moshe@nvidia.com>,
Or Har-Toov <ohartoov@nvidia.com>,
Saeed Mahameed <saeedm@nvidia.com>, Shay Drory <shayd@nvidia.com>,
Tariq Toukan <tariqt@nvidia.com>
Subject: [PATCH net-next 11/13] net/mlx5: LAG, drop stale esw_shared_ingress_acl gate from shared FDB
Date: Wed, 23 Sep 2026 13:38:28 +0300 [thread overview]
Message-ID: <20260923103830.1183-12-tariqt@nvidia.com> (raw)
In-Reply-To: <20260923103830.1183-1-tariqt@nvidia.com>
From: Shay Drory <shayd@nvidia.com>
The shared-FDB support check still requires the esw_shared_ingress_acl
capability. That capability backed the merged uplink ingress ACL, where
the slave uplink's ingress-ACL root was pointed at the master's
(esw_set_uplink_slave_ingress_root()). That handling was removed in
commit 82e86a6c7109 ("net/mlx5: E-switch, remove special uplink ingress
ACL handling") once both uplinks were tagged with the same reserved
metadata (MLX5_ESW_METADATA_RSVD_UPLINK) - a single FDB rule then
matches traffic from either uplink, with no shared ingress ACL involved.
The capability check was left behind and has been dead since: the driver
programs no shared ingress ACL, yet the check still keeps otherwise
shared-FDB-capable devices out of shared FDB. Drop it.
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Moshe Shemesh <moshe@nvidia.com>
Reviewed-by: Akiva Goldberger <agoldberger@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
---
drivers/net/ethernet/mellanox/mlx5/core/lag/shared_fdb.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/shared_fdb.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/shared_fdb.c
index 6b4ad3c53f2f..c2185c3d7f6f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/shared_fdb.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/shared_fdb.c
@@ -35,8 +35,7 @@ bool mlx5_lag_shared_fdb_supported_filter(struct mlx5_lag *ldev, u32 filter)
if (is_mdev_switchdev_mode(dev0) &&
mlx5_eswitch_vport_match_metadata_enabled(dev0->priv.eswitch) &&
- mlx5_esw_offloads_devcom_is_ready(dev0->priv.eswitch) &&
- MLX5_CAP_ESW(dev0, esw_shared_ingress_acl))
+ mlx5_esw_offloads_devcom_is_ready(dev0->priv.eswitch))
ret = true;
return ret;
--
2.44.0
next prev parent reply other threads:[~2026-09-23 10:41 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-23 10:38 [PATCH net-next 00/13] net/mlx5: Preparations for nested E-switch Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 01/13] net/mlx5e: Assign a random MAC to any netdev with a zero MAC address Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 02/13] net/mlx5: E-switch, do not leave an unpaired devcom registered Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 03/13] net/mlx5: LAG, allocate v2p_map dynamically Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 04/13] net/mlx5: LAG, allocate port-indexed scratch buffers dynamically Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 05/13] net/mlx5: LAG, drop per-port scratch array in drop-rule setup Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 06/13] net/mlx5: LAG, size debugfs buffers by port count Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 07/13] net/mlx5e: TC, anchor peer-flow reverse index on the duplicated flow Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 08/13] net/mlx5e: TC, track peer flows in a vhca_id xarray Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 09/13] net/mlx5: E-switch, derive manager vport from device capability Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 10/13] net/mlx5: LAG, don't print port mapping to debugfs in MPESW mode Tariq Toukan
2026-09-23 10:38 ` Tariq Toukan [this message]
2026-09-23 10:38 ` [PATCH net-next 12/13] net/mlx5: E-switch, correct stale VF/PF wording in esw-allowed comments Tariq Toukan
2026-09-23 10:38 ` [PATCH net-next 13/13] net/mlx5: E-switch, disable host functions for a non PF e-switch manager Tariq Toukan
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