From: Tariq Toukan <tariqt@nvidia.com>
To: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@kernel.org>,
Jakub Kicinski <kuba@kernel.org>, <netdev@vger.kernel.org>,
Paolo Abeni <pabeni@redhat.com>
Cc: Edward Srouji <edwards@nvidia.com>, Gal Pressman <gal@nvidia.com>,
"Kees Cook" <kees@kernel.org>, Leon Romanovsky <leon@kernel.org>,
open list <linux-kernel@vger.kernel.org>,
<linux-rdma@vger.kernel.org>, Maher Sanalla <msanalla@nvidia.com>,
Mark Bloch <mbloch@nvidia.com>, Moshe Shemesh <moshe@nvidia.com>,
Or Har-Toov <ohartoov@nvidia.com>,
Saeed Mahameed <saeedm@nvidia.com>, Shay Drori <shayd@nvidia.com>,
Tariq Toukan <tariqt@nvidia.com>
Subject: [PATCH net V2] net/mlx5: Lag, reset vport speed on MPESW teardown
Date: Tue, 6 Oct 2026 14:24:15 +0300 [thread overview]
Message-ID: <20261006112415.259157-1-tariqt@nvidia.com> (raw)
From: Or Har-Toov <ohartoov@nvidia.com>
mlx5_lag_disable_mpesw() never called mlx5_lag_reset_vports_speed(),
unlike regular LAG teardown in mlx5_do_bond(), leaving stale cached and
FW-configured speeds after MPESW is torn down.
Call it from mlx5_lag_disable_mpesw() as well, so the reset is paired
with mlx5_lag_set_vports_agg_speed() on the MPESW path too.
Fixes: 50f1d188c580 ("net/mlx5: Propagate LAG effective max_tx_speed to vports")
Signed-off-by: Or Har-Toov <ohartoov@nvidia.com>
Reviewed-by: Shay Drori <shayd@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
---
drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c
index abf72026c751..e0a57b7dd82e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c
@@ -157,6 +157,7 @@ void mlx5_lag_disable_mpesw(struct mlx5_lag *ldev)
if (ldev->mode != MLX5_LAG_MODE_MPESW)
return;
+ mlx5_lag_reset_vports_speed(ldev);
mlx5_mpesw_metadata_cleanup(ldev);
mlx5_lag_shared_fdb_destroy(ldev, MLX5_LAG_FILTER_ALL);
if (mlx5_lag_has_sd_group(ldev))
base-commit: d5a007b9b457c915ab1a53227e8939e4018aa97a
--
2.44.0
next reply other threads:[~2026-10-06 11:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-06 11:24 Tariq Toukan [this message]
2026-10-06 11:29 ` netdev-bot+sinfo
2026-10-07 12:28 ` Or Har-Toov
2026-10-08 11:25 ` netdev-bot+sashiko
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