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-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c24
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.h4
2 files changed, 9 insertions, 19 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 12b6ac487d8d..021926974da6 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -1328,16 +1328,16 @@ static void update_stats_cache(struct work_struct *work)
{
struct mlxsw_sp_port *mlxsw_sp_port =
container_of(work, struct mlxsw_sp_port,
- hw_stats.update_dw.work);
+ periodic_hw_stats.update_dw.work);
if (!netif_carrier_ok(mlxsw_sp_port->dev))
goto out;
mlxsw_sp_port_get_hw_stats(mlxsw_sp_port->dev,
- mlxsw_sp_port->hw_stats.cache);
+ &mlxsw_sp_port->periodic_hw_stats.stats);
out:
- mlxsw_core_schedule_dw(&mlxsw_sp_port->hw_stats.update_dw,
+ mlxsw_core_schedule_dw(&mlxsw_sp_port->periodic_hw_stats.update_dw,
MLXSW_HW_STATS_UPDATE_TIME);
}
@@ -1350,7 +1350,7 @@ mlxsw_sp_port_get_stats64(struct net_device *dev,
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- memcpy(stats, mlxsw_sp_port->hw_stats.cache, sizeof(*stats));
+ memcpy(stats, &mlxsw_sp_port->periodic_hw_stats.stats, sizeof(*stats));
}
static int __mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port,
@@ -2905,14 +2905,7 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
goto err_alloc_sample;
}
- mlxsw_sp_port->hw_stats.cache =
- kzalloc(sizeof(*mlxsw_sp_port->hw_stats.cache), GFP_KERNEL);
-
- if (!mlxsw_sp_port->hw_stats.cache) {
- err = -ENOMEM;
- goto err_alloc_hw_stats;
- }
- INIT_DELAYED_WORK(&mlxsw_sp_port->hw_stats.update_dw,
+ INIT_DELAYED_WORK(&mlxsw_sp_port->periodic_hw_stats.update_dw,
&update_stats_cache);
dev->netdev_ops = &mlxsw_sp_port_netdev_ops;
@@ -3026,7 +3019,7 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
mlxsw_core_port_eth_set(mlxsw_sp->core, mlxsw_sp_port->local_port,
mlxsw_sp_port, dev, mlxsw_sp_port->split,
module);
- mlxsw_core_schedule_dw(&mlxsw_sp_port->hw_stats.update_dw, 0);
+ mlxsw_core_schedule_dw(&mlxsw_sp_port->periodic_hw_stats.update_dw, 0);
return 0;
err_register_netdev:
@@ -3049,8 +3042,6 @@ err_dev_addr_init:
err_port_swid_set:
mlxsw_sp_port_module_unmap(mlxsw_sp_port);
err_port_module_map:
- kfree(mlxsw_sp_port->hw_stats.cache);
-err_alloc_hw_stats:
kfree(mlxsw_sp_port->sample);
err_alloc_sample:
free_percpu(mlxsw_sp_port->pcpu_stats);
@@ -3065,7 +3056,7 @@ static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
{
struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp->ports[local_port];
- cancel_delayed_work_sync(&mlxsw_sp_port->hw_stats.update_dw);
+ cancel_delayed_work_sync(&mlxsw_sp_port->periodic_hw_stats.update_dw);
mlxsw_core_port_clear(mlxsw_sp->core, local_port, mlxsw_sp);
unregister_netdev(mlxsw_sp_port->dev); /* This calls ndo_stop */
mlxsw_sp->ports[local_port] = NULL;
@@ -3075,7 +3066,6 @@ static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
mlxsw_sp_port_dcb_fini(mlxsw_sp_port);
mlxsw_sp_port_swid_set(mlxsw_sp_port, MLXSW_PORT_SWID_DISABLED_PORT);
mlxsw_sp_port_module_unmap(mlxsw_sp_port);
- kfree(mlxsw_sp_port->hw_stats.cache);
kfree(mlxsw_sp_port->sample);
free_percpu(mlxsw_sp_port->pcpu_stats);
WARN_ON_ONCE(!list_empty(&mlxsw_sp_port->vlans_list));
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index dc1b739c3ae1..aa0cefb25e18 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -231,9 +231,9 @@ struct mlxsw_sp_port {
struct list_head mall_tc_list;
struct {
#define MLXSW_HW_STATS_UPDATE_TIME HZ
- struct rtnl_link_stats64 *cache;
+ struct rtnl_link_stats64 stats;
struct delayed_work update_dw;
- } hw_stats;
+ } periodic_hw_stats;
struct mlxsw_sp_port_sample *sample;
struct list_head vlans_list;
};