netdev - [PATCH net-next 2/3] net/mlx5: HWS, use list

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Message-ID: <1741780194-137519-3-git-send-email-tariqt@nvidia.com>
Date: Wed, 12 Mar 2025 13:49:53 +0200
From: Tariq Toukan <tariqt@...dia.com>
To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>, Andrew Lunn <andrew+netdev@...n.ch>
CC: Gal Pressman <gal@...dia.com>, Mark Bloch <mbloch@...dia.com>, "Moshe
 Shemesh" <moshe@...dia.com>, Saeed Mahameed <saeedm@...dia.com>, "Leon
 Romanovsky" <leon@...nel.org>, Tariq Toukan <tariqt@...dia.com>,
	<netdev@...r.kernel.org>, <linux-rdma@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, Yevgeny Kliteynik <kliteyn@...dia.com>
Subject: [PATCH net-next 2/3] net/mlx5: HWS, use list_move() instead of del/add

From: Yevgeny Kliteynik <kliteyn@...dia.com>

Wherever applicable, use list_move function instead of list_del + list_add.

Signed-off-by: Yevgeny Kliteynik <kliteyn@...dia.com>
Reviewed-by: Vlad Dogaru <vdogaru@...dia.com>
Reviewed-by: Mark Bloch <mbloch@...dia.com>
Signed-off-by: Tariq Toukan <tariqt@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c | 3 +--
 drivers/net/ethernet/mellanox/mlx5/core/steering/hws/pat_arg.c | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c
index 10ece7df1cfa..c4851d5584b7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c
@@ -1985,8 +1985,7 @@ int mlx5hws_definer_get_obj(struct mlx5hws_context *ctx,
 			continue;
 
 		/* Reuse definer and set LRU (move to be first in the list) */
-		list_del_init(&cached_definer->list_node);
-		list_add(&cached_definer->list_node, &cache->list_head);
+		list_move(&cached_definer->list_node, &cache->list_head);
 		cached_definer->refcount++;
 		return cached_definer->definer.obj_id;
 	}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/pat_arg.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/pat_arg.c
index d9dc4f2d0dc6..f51ed24526b9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/pat_arg.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/pat_arg.c
@@ -153,8 +153,7 @@ mlx5hws_pat_get_existing_cached_pattern(struct mlx5hws_pattern_cache *cache,
 	cached_pattern = mlx5hws_pat_find_cached_pattern(cache, num_of_actions, actions);
 	if (cached_pattern) {
 		/* LRU: move it to be first in the list */
-		list_del_init(&cached_pattern->ptrn_list_node);
-		list_add(&cached_pattern->ptrn_list_node, &cache->ptrn_list);
+		list_move(&cached_pattern->ptrn_list_node, &cache->ptrn_list);
 		cached_pattern->refcount++;
 	}
 
-- 
2.31.1