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authorTariq Toukan <tariqt@nvidia.com>2020-12-01 23:41:54 +0100
committerSaeed Mahameed <saeedm@nvidia.com>2020-12-08 20:28:44 +0100
commitcdd3f2367aebc375197aa0d3a986a79e102e6862 (patch)
tree3055688d1e3bb8bfeefdce399099686d1ef2eb24 /drivers
parentMerge branch 'mlx5-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mel... (diff)
downloadlinux-cdd3f2367aebc375197aa0d3a986a79e102e6862.tar.xz
linux-cdd3f2367aebc375197aa0d3a986a79e102e6862.zip
net/mlx5e: Free drop RQ in a dedicated function
The drop RQ has very limited objects to be freed, and differs from regular RQs in the context that it is freed from. Add a dedicated function for it, use it where needed, and remove the drop_rq-specific checks in the generic function. Signed-off-by: Tariq Toukan <tariqt@nvidia.com> Reviewed-by: Aya Levin <ayal@nvidia.com> Reviewed-by: Maxim Mikityanskiy <maximmi@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 330201dfe9a4..e88730606da3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -613,14 +613,11 @@ err_rq_xdp_prog:
static void mlx5e_free_rq(struct mlx5e_rq *rq)
{
- struct mlx5e_channel *c = rq->channel;
- struct bpf_prog *old_prog = NULL;
+ struct bpf_prog *old_prog;
int i;
- /* drop_rq has neither channel nor xdp_prog. */
- if (c)
- old_prog = rcu_dereference_protected(rq->xdp_prog,
- lockdep_is_held(&c->priv->state_lock));
+ old_prog = rcu_dereference_protected(rq->xdp_prog,
+ lockdep_is_held(&rq->channel->priv->state_lock));
if (old_prog)
bpf_prog_put(old_prog);
@@ -3196,6 +3193,11 @@ int mlx5e_close(struct net_device *netdev)
return err;
}
+static void mlx5e_free_drop_rq(struct mlx5e_rq *rq)
+{
+ mlx5_wq_destroy(&rq->wq_ctrl);
+}
+
static int mlx5e_alloc_drop_rq(struct mlx5_core_dev *mdev,
struct mlx5e_rq *rq,
struct mlx5e_rq_param *param)
@@ -3263,7 +3265,7 @@ int mlx5e_open_drop_rq(struct mlx5e_priv *priv,
return 0;
err_free_rq:
- mlx5e_free_rq(drop_rq);
+ mlx5e_free_drop_rq(drop_rq);
err_destroy_cq:
mlx5e_destroy_cq(cq);
@@ -3277,7 +3279,7 @@ err_free_cq:
void mlx5e_close_drop_rq(struct mlx5e_rq *drop_rq)
{
mlx5e_destroy_rq(drop_rq);
- mlx5e_free_rq(drop_rq);
+ mlx5e_free_drop_rq(drop_rq);
mlx5e_destroy_cq(&drop_rq->cq);
mlx5e_free_cq(&drop_rq->cq);
}