diff mbox series

[net-next,11/14] net/mlx5e: kTLS, Improve TLS RX workqueue scope

Message ID 20210202065457.613312-12-saeed@kernel.org (mailing list archive)
State Accepted
Commit 26432001b5c4c2fe513d4166da58e35f5591389d
Delegated to: Netdev Maintainers
Headers show
Series [net-next,01/14] net/mlx5e: Separate between netdev objects and mlx5e profiles initialization | expand

Checks

Context Check Description
netdev/cover_letter success Pull request
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netdev/patch_count success Link
netdev/tree_selection success Clearly marked for net-next
netdev/subject_prefix success Link
netdev/cc_maintainers warning 5 maintainers not CCed: colin.king@canonical.com leon@kernel.org borisp@nvidia.com maximmi@mellanox.com linux-rdma@vger.kernel.org
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Link
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Link
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 62 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success Link
netdev/stable success Stable not CCed

Commit Message

Saeed Mahameed Feb. 2, 2021, 6:54 a.m. UTC 
From: Tariq Toukan <tariqt@nvidia.com>

The TLS RX workqueue is needed only when kTLS RX device offload
is supported.

Move its creation from the general TLS init function to the
kTLS RX init.
Create it once at init time if supported, avoid creation/destroy
everytime the feature bit is toggled.

Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
 .../mellanox/mlx5/core/en_accel/ktls.c        | 24 ++++++++++++++++---
 .../mellanox/mlx5/core/en_accel/tls.c         |  7 ------
 2 files changed, 21 insertions(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
index 1b392696280d..95293ee0d38d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
@@ -2,6 +2,7 @@ 
 // Copyright (c) 2019 Mellanox Technologies.
 
 #include "en.h"
+#include "en_accel/tls.h"
 #include "en_accel/ktls.h"
 #include "en_accel/ktls_utils.h"
 #include "en_accel/fs_tcp.h"
@@ -86,16 +87,33 @@  int mlx5e_ktls_set_feature_rx(struct net_device *netdev, bool enable)
 
 int mlx5e_ktls_init_rx(struct mlx5e_priv *priv)
 {
-	int err = 0;
+	int err;
 
-	if (priv->netdev->features & NETIF_F_HW_TLS_RX)
+	if (!mlx5_accel_is_ktls_rx(priv->mdev))
+		return 0;
+
+	priv->tls->rx_wq = create_singlethread_workqueue("mlx5e_tls_rx");
+	if (!priv->tls->rx_wq)
+		return -ENOMEM;
+
+	if (priv->netdev->features & NETIF_F_HW_TLS_RX) {
 		err = mlx5e_accel_fs_tcp_create(priv);
+		if (err) {
+			destroy_workqueue(priv->tls->rx_wq);
+			return err;
+		}
+	}
 
-	return err;
+	return 0;
 }
 
 void mlx5e_ktls_cleanup_rx(struct mlx5e_priv *priv)
 {
+	if (!mlx5_accel_is_ktls_rx(priv->mdev))
+		return;
+
 	if (priv->netdev->features & NETIF_F_HW_TLS_RX)
 		mlx5e_accel_fs_tcp_destroy(priv);
+
+	destroy_workqueue(priv->tls->rx_wq);
 }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
index fee991f5ee7c..d6b21b899dbc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
@@ -231,12 +231,6 @@  int mlx5e_tls_init(struct mlx5e_priv *priv)
 	if (!tls)
 		return -ENOMEM;
 
-	tls->rx_wq = create_singlethread_workqueue("mlx5e_tls_rx");
-	if (!tls->rx_wq) {
-		kfree(tls);
-		return -ENOMEM;
-	}
-
 	priv->tls = tls;
 	return 0;
 }
@@ -248,7 +242,6 @@  void mlx5e_tls_cleanup(struct mlx5e_priv *priv)
 	if (!tls)
 		return;
 
-	destroy_workqueue(tls->rx_wq);
 	kfree(tls);
 	priv->tls = NULL;
 }