From: Saeed Mahameed <saeed@kernel.org>
To: "David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>
Cc: netdev@vger.kernel.org, Moshe Shemesh <moshe@nvidia.com>,
Tariq Toukan <tariqt@nvidia.com>,
Saeed Mahameed <saeedm@nvidia.com>
Subject: [net 04/10] net/mlx5: E-Switch, Fix double allocation of acl flow counter
Date: Thu, 30 Sep 2021 16:14:55 -0700 [thread overview]
Message-ID: <20210930231501.39062-5-saeed@kernel.org> (raw)
In-Reply-To: <20210930231501.39062-1-saeed@kernel.org>
From: Moshe Shemesh <moshe@nvidia.com>
Flow counter is allocated in eswitch legacy acl setting functions
without checking if already allocated by previous setting. Add a check
to avoid such double allocation.
Fixes: 07bab9502641 ("net/mlx5: E-Switch, Refactor eswitch ingress acl codes")
Fixes: ea651a86d468 ("net/mlx5: E-Switch, Refactor eswitch egress acl codes")
Signed-off-by: Moshe Shemesh <moshe@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
.../mellanox/mlx5/core/esw/acl/egress_lgcy.c | 12 ++++++++----
.../mellanox/mlx5/core/esw/acl/ingress_lgcy.c | 4 +++-
2 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
index 0399a396d166..60a73990017c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
@@ -79,12 +79,16 @@ int esw_acl_egress_lgcy_setup(struct mlx5_eswitch *esw,
int dest_num = 0;
int err = 0;
- if (MLX5_CAP_ESW_EGRESS_ACL(esw->dev, flow_counter)) {
+ if (vport->egress.legacy.drop_counter) {
+ drop_counter = vport->egress.legacy.drop_counter;
+ } else if (MLX5_CAP_ESW_EGRESS_ACL(esw->dev, flow_counter)) {
drop_counter = mlx5_fc_create(esw->dev, false);
- if (IS_ERR(drop_counter))
+ if (IS_ERR(drop_counter)) {
esw_warn(esw->dev,
"vport[%d] configure egress drop rule counter err(%ld)\n",
vport->vport, PTR_ERR(drop_counter));
+ drop_counter = NULL;
+ }
vport->egress.legacy.drop_counter = drop_counter;
}
@@ -123,7 +127,7 @@ int esw_acl_egress_lgcy_setup(struct mlx5_eswitch *esw,
flow_act.action = MLX5_FLOW_CONTEXT_ACTION_DROP;
/* Attach egress drop flow counter */
- if (!IS_ERR_OR_NULL(drop_counter)) {
+ if (drop_counter) {
flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_COUNT;
drop_ctr_dst.type = MLX5_FLOW_DESTINATION_TYPE_COUNTER;
drop_ctr_dst.counter_id = mlx5_fc_id(drop_counter);
@@ -162,7 +166,7 @@ void esw_acl_egress_lgcy_cleanup(struct mlx5_eswitch *esw,
esw_acl_egress_table_destroy(vport);
clean_drop_counter:
- if (!IS_ERR_OR_NULL(vport->egress.legacy.drop_counter)) {
+ if (vport->egress.legacy.drop_counter) {
mlx5_fc_destroy(esw->dev, vport->egress.legacy.drop_counter);
vport->egress.legacy.drop_counter = NULL;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c
index f75b86abaf1c..b1a5199260f6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c
@@ -160,7 +160,9 @@ int esw_acl_ingress_lgcy_setup(struct mlx5_eswitch *esw,
esw_acl_ingress_lgcy_rules_destroy(vport);
- if (MLX5_CAP_ESW_INGRESS_ACL(esw->dev, flow_counter)) {
+ if (vport->ingress.legacy.drop_counter) {
+ counter = vport->ingress.legacy.drop_counter;
+ } else if (MLX5_CAP_ESW_INGRESS_ACL(esw->dev, flow_counter)) {
counter = mlx5_fc_create(esw->dev, false);
if (IS_ERR(counter)) {
esw_warn(esw->dev,
--
2.31.1
next prev parent reply other threads:[~2021-09-30 23:15 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-30 23:14 [pull request][net 00/10] mlx5 fixes 2021-09-30 Saeed Mahameed
2021-09-30 23:14 ` [net 01/10] net/mlx5e: IPSEC RX, enable checksum complete Saeed Mahameed
2021-10-01 13:10 ` patchwork-bot+netdevbpf
2021-10-01 18:27 ` Saeed Mahameed
2021-10-02 11:21 ` David Miller
2021-09-30 23:14 ` [net 02/10] net/mlx5e: Keep the value for maximum number of channels in-sync Saeed Mahameed
2021-09-30 23:14 ` [net 03/10] net/mlx5e: Improve MQPRIO resiliency Saeed Mahameed
2021-09-30 23:14 ` Saeed Mahameed [this message]
2021-09-30 23:14 ` [net 05/10] net/mlx5: Force round second at 1PPS out start time Saeed Mahameed
2021-09-30 23:14 ` [net 06/10] net/mlx5: Avoid generating event after PPS out in Real time mode Saeed Mahameed
2021-09-30 23:14 ` [net 07/10] net/mlx5: Fix length of irq_index in chars Saeed Mahameed
2021-09-30 23:14 ` [net 08/10] net/mlx5: Fix setting number of EQs of SFs Saeed Mahameed
2021-09-30 23:15 ` [net 09/10] net/mlx5e: Fix the presented RQ index in PTP stats Saeed Mahameed
2021-09-30 23:15 ` [net 10/10] net/mlx5e: Mutually exclude setting of TX-port-TS and MQPRIO in channel mode Saeed Mahameed
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