CBL-Mariner/SPECS/kernel-hci/0082-net-mlx5-Create-eswitc...

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From f405787a0abaf14e332aa6d1d924e75970332e68 Mon Sep 17 00:00:00 2001
From: Vlad Buslov <vladbu@nvidia.com>
Date: Thu, 1 Jun 2023 09:34:35 +0200
Subject: [PATCH 82/84] net/mlx5: Create eswitch debugfs root directory
Following patch in series uses the new directory for bridge FDB debugfs.
The new directory is intended for all future eswitch-specific debugfs
files.
Conflicts:
- drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
Context diff due to missing:
fbd43b7259bc ("net/mlx5: E-switch, Introduce flag to indicate if fdb table is created")
- drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
Context diff due to missing:
3f90840305e2 ("net/mlx5: Move esw multiport devlink param to eswitch code")
Also commit 66771a1c729e ("net/mlx5: Move debugfs entries to separate struct")
is missing. Pass dev->priv.dbg_root instead of mlx5_debugfs_get_dev_root()
to function mlx5_eswitch_init()
Signed-off-by: Vlad Buslov <vladbu@nvidia.com>
Reviewed-by: Gal Pressman <gal@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 4 ++++
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h | 3 +++
2 files changed, 7 insertions(+)
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -31,6 +31,7 @@
*/
#include <linux/etherdevice.h>
+#include <linux/debugfs.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/mlx5_ifc.h>
#include <linux/mlx5/vport.h>
@@ -1560,6 +1561,7 @@ int mlx5_eswitch_init(struct mlx5_core_d
esw->manager_vport = mlx5_eswitch_manager_vport(dev);
esw->first_host_vport = mlx5_eswitch_first_host_vport_num(dev);
+ esw->debugfs_root = debugfs_create_dir("esw", dev->priv.dbg_root);
esw->work_queue = create_singlethread_workqueue("mlx5_esw_wq");
if (!esw->work_queue) {
err = -ENOMEM;
@@ -1611,6 +1613,7 @@ reps_err:
abort:
if (esw->work_queue)
destroy_workqueue(esw->work_queue);
+ debugfs_remove_recursive(esw->debugfs_root);
kfree(esw);
return err;
}
@@ -1634,6 +1637,7 @@ void mlx5_eswitch_cleanup(struct mlx5_es
mutex_destroy(&esw->offloads.decap_tbl_lock);
esw_offloads_cleanup_reps(esw);
mlx5_esw_vports_cleanup(esw);
+ debugfs_remove_recursive(esw->debugfs_root);
kfree(esw);
}
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -283,6 +283,8 @@ enum {
struct mlx5_esw_bridge_offloads;
+struct dentry;
+
struct mlx5_eswitch {
struct mlx5_core_dev *dev;
struct mlx5_nb nb;
@@ -291,6 +293,7 @@ struct mlx5_eswitch {
struct hlist_head mc_table[MLX5_L2_ADDR_HASH_SIZE];
struct esw_mc_addr mc_promisc;
/* end of legacy */
+ struct dentry *debugfs_root;
struct workqueue_struct *work_queue;
struct xarray vports;
u32 flags;