Commit 8a0594c0 authored by Gal Pressman's avatar Gal Pressman Committed by Jakub Kicinski
Browse files

net/mlx5e: Add more information to hairpin table dump 



Print the number of hairpin queues and size as part of the hairpin table
dump.

Signed-off-by: default avatarGal Pressman <gal@nvidia.com>
Reviewed-by: default avatarTariq Toukan <tariqt@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
Link: https://lore.kernel.org/r/20230314054234.267365-13-saeed@kernel.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 1bffcea4

drivers/net/ethernet/mellanox/mlx5/core/en_tc.c

+6 −2
Original line number Diff line number Diff line
@@ -583,6 +583,7 @@ struct mlx5e_hairpin { 
	struct mlx5e_tir direct_tir;



	int num_channels;

	u8 log_num_packets;

	struct mlx5e_rqt indir_rqt;

	struct mlx5e_tir indir_tir[MLX5E_NUM_INDIR_TIRS];

	struct mlx5_ttc_table *ttc;
@@ -929,6 +930,7 @@ mlx5e_hairpin_create(struct mlx5e_priv *priv, struct mlx5_hairpin_params *params 
	hp->func_mdev = func_mdev;

	hp->func_priv = priv;

	hp->num_channels = params->num_channels;

	hp->log_num_packets = params->log_num_packets;



	err = mlx5e_hairpin_create_transport(hp);

	if (err)
@@ -1070,9 +1072,11 @@ static int debugfs_hairpin_table_dump_show(struct seq_file *file, void *priv) 


	mutex_lock(&tc->hairpin_tbl_lock);

	hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist)

		seq_printf(file, "Hairpin peer_vhca_id %u prio %u refcnt %u\n",

		seq_printf(file,

			   "Hairpin peer_vhca_id %u prio %u refcnt %u num_channels %u num_packets %lu\n",

			   hpe->peer_vhca_id, hpe->prio,

			   refcount_read(&hpe->refcnt));

			   refcount_read(&hpe->refcnt), hpe->hp->num_channels,

			   BIT(hpe->hp->log_num_packets));

	mutex_unlock(&tc->hairpin_tbl_lock);



	return 0;