netdev - [PATCH net-next 08/10] net/mlx5e: Reduce contention in IPsec workqueue

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Date:   Thu, 30 Mar 2023 11:02:29 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>
Cc:     Leon Romanovsky <leonro@...dia.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        linux-netdev <netdev@...r.kernel.org>,
        Raed Salem <raeds@...dia.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Steffen Klassert <steffen.klassert@...unet.com>
Subject: [PATCH net-next 08/10] net/mlx5e: Reduce contention in IPsec workqueue

From: Leon Romanovsky <leonro@...dia.com>

IPsec workqueue shouldn't be declared as ordered queue with one work
per-CPU, and can be safely changed to be unordered with default number
of works per-CPU.

Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index b8058f89365e..fa66f4f3cba7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -561,8 +561,8 @@ void mlx5e_ipsec_init(struct mlx5e_priv *priv)
 
 	xa_init_flags(&ipsec->sadb, XA_FLAGS_ALLOC);
 	ipsec->mdev = priv->mdev;
-	ipsec->wq = alloc_ordered_workqueue("mlx5e_ipsec: %s", 0,
-					    priv->netdev->name);
+	ipsec->wq = alloc_workqueue("mlx5e_ipsec: %s", WQ_UNBOUND, 0,
+				    priv->netdev->name);
 	if (!ipsec->wq)
 		goto err_wq;
 
-- 
2.39.2