netdev - [PATCH net-next 15/15] net/mlx5: E-Switch, Return EBUSY if can't get mode lock

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Date:   Sat,  1 Oct 2022 21:56:32 -0700
From:   Saeed Mahameed <saeed@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>
Cc:     Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
        Tariq Toukan <tariqt@...dia.com>,
        Jianbo Liu <jianbol@...dia.com>, Roi Dayan <roid@...dia.com>
Subject: [PATCH net-next 15/15] net/mlx5: E-Switch, Return EBUSY if can't get mode lock

From: Jianbo Liu <jianbol@...dia.com>

It is to avoid tc retrying during device mode change.

Signed-off-by: Jianbo Liu <jianbol@...dia.com>
Reviewed-by: Roi Dayan <roid@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 0872a214d2a3..70a7a61f9708 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -4463,7 +4463,7 @@ int mlx5e_configure_flower(struct net_device *dev, struct mlx5e_priv *priv,
 	int err = 0;
 
 	if (!mlx5_esw_hold(priv->mdev))
-		return -EAGAIN;
+		return -EBUSY;
 
 	mlx5_esw_get(priv->mdev);
 
-- 
2.37.3