diff options
Diffstat (limited to 'drivers/net/netdevsim')
| -rw-r--r-- | drivers/net/netdevsim/dev.c | 40 | ||||
| -rw-r--r-- | drivers/net/netdevsim/netdevsim.h | 1 |
2 files changed, 20 insertions, 21 deletions
diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index dbc8e88d2841..dd650d4301e5 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -576,11 +576,11 @@ static int nsim_esw_legacy_enable(struct nsim_dev *nsim_dev, struct nsim_dev_port *nsim_dev_port, *tmp; devlink_rate_nodes_destroy(devlink); - mutex_lock(&nsim_dev->port_list_lock); + devl_lock(devlink); list_for_each_entry_safe(nsim_dev_port, tmp, &nsim_dev->port_list, list) if (nsim_dev_port_is_vf(nsim_dev_port)) __nsim_dev_port_del(nsim_dev_port); - mutex_unlock(&nsim_dev->port_list_lock); + devl_unlock(devlink); nsim_dev->esw_mode = DEVLINK_ESWITCH_MODE_LEGACY; return 0; } @@ -835,14 +835,14 @@ static void nsim_dev_trap_report_work(struct work_struct *work) /* For each running port and enabled packet trap, generate a UDP * packet with a random 5-tuple and report it. */ - mutex_lock(&nsim_dev->port_list_lock); + devl_lock(priv_to_devlink(nsim_dev)); list_for_each_entry(nsim_dev_port, &nsim_dev->port_list, list) { if (!netif_running(nsim_dev_port->ns->netdev)) continue; nsim_dev_trap_report(nsim_dev_port); } - mutex_unlock(&nsim_dev->port_list_lock); + devl_unlock(priv_to_devlink(nsim_dev)); schedule_delayed_work(&nsim_dev->trap_data->trap_report_dw, msecs_to_jiffies(NSIM_TRAP_REPORT_INTERVAL_MS)); @@ -924,6 +924,7 @@ static void nsim_dev_traps_exit(struct devlink *devlink) { struct nsim_dev *nsim_dev = devlink_priv(devlink); + /* caution, trap work takes devlink lock */ cancel_delayed_work_sync(&nsim_dev->trap_data->trap_report_dw); devlink_traps_unregister(devlink, nsim_traps_arr, ARRAY_SIZE(nsim_traps_arr)); @@ -1380,8 +1381,8 @@ static int __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_typ memcpy(attrs.switch_id.id, nsim_dev->switch_id.id, nsim_dev->switch_id.id_len); attrs.switch_id.id_len = nsim_dev->switch_id.id_len; devlink_port_attrs_set(devlink_port, &attrs); - err = devlink_port_register(priv_to_devlink(nsim_dev), devlink_port, - nsim_dev_port->port_index); + err = devl_port_register(priv_to_devlink(nsim_dev), devlink_port, + nsim_dev_port->port_index); if (err) goto err_port_free; @@ -1396,8 +1397,8 @@ static int __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_typ } if (nsim_dev_port_is_vf(nsim_dev_port)) { - err = devlink_rate_leaf_create(&nsim_dev_port->devlink_port, - nsim_dev_port); + err = devl_rate_leaf_create(&nsim_dev_port->devlink_port, + nsim_dev_port); if (err) goto err_nsim_destroy; } @@ -1412,7 +1413,7 @@ err_nsim_destroy: err_port_debugfs_exit: nsim_dev_port_debugfs_exit(nsim_dev_port); err_dl_port_unregister: - devlink_port_unregister(devlink_port); + devl_port_unregister(devlink_port); err_port_free: kfree(nsim_dev_port); return err; @@ -1424,11 +1425,11 @@ static void __nsim_dev_port_del(struct nsim_dev_port *nsim_dev_port) list_del(&nsim_dev_port->list); if (nsim_dev_port_is_vf(nsim_dev_port)) - devlink_rate_leaf_destroy(&nsim_dev_port->devlink_port); + devl_rate_leaf_destroy(&nsim_dev_port->devlink_port); devlink_port_type_clear(devlink_port); nsim_destroy(nsim_dev_port->ns); nsim_dev_port_debugfs_exit(nsim_dev_port); - devlink_port_unregister(devlink_port); + devl_port_unregister(devlink_port); kfree(nsim_dev_port); } @@ -1436,11 +1437,11 @@ static void nsim_dev_port_del_all(struct nsim_dev *nsim_dev) { struct nsim_dev_port *nsim_dev_port, *tmp; - mutex_lock(&nsim_dev->port_list_lock); + devl_lock(priv_to_devlink(nsim_dev)); list_for_each_entry_safe(nsim_dev_port, tmp, &nsim_dev->port_list, list) __nsim_dev_port_del(nsim_dev_port); - mutex_unlock(&nsim_dev->port_list_lock); + devl_unlock(priv_to_devlink(nsim_dev)); } static int nsim_dev_port_add_all(struct nsim_dev *nsim_dev, @@ -1449,7 +1450,9 @@ static int nsim_dev_port_add_all(struct nsim_dev *nsim_dev, int i, err; for (i = 0; i < port_count; i++) { + devl_lock(priv_to_devlink(nsim_dev)); err = __nsim_dev_port_add(nsim_dev, NSIM_DEV_PORT_TYPE_PF, i); + devl_unlock(priv_to_devlink(nsim_dev)); if (err) goto err_port_del_all; } @@ -1470,7 +1473,6 @@ static int nsim_dev_reload_create(struct nsim_dev *nsim_dev, devlink = priv_to_devlink(nsim_dev); nsim_dev = devlink_priv(devlink); INIT_LIST_HEAD(&nsim_dev->port_list); - mutex_init(&nsim_dev->port_list_lock); nsim_dev->fw_update_status = true; nsim_dev->fw_update_overwrite_mask = 0; @@ -1544,7 +1546,6 @@ int nsim_drv_probe(struct nsim_bus_dev *nsim_bus_dev) get_random_bytes(nsim_dev->switch_id.id, nsim_dev->switch_id.id_len); INIT_LIST_HEAD(&nsim_dev->port_list); mutex_init(&nsim_dev->vfs_lock); - mutex_init(&nsim_dev->port_list_lock); nsim_dev->fw_update_status = true; nsim_dev->fw_update_overwrite_mask = 0; nsim_dev->max_macs = NSIM_DEV_MAX_MACS_DEFAULT; @@ -1666,7 +1667,6 @@ static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev) nsim_fib_destroy(devlink, nsim_dev->fib_data); nsim_dev_traps_exit(devlink); nsim_dev_dummy_region_exit(nsim_dev); - mutex_destroy(&nsim_dev->port_list_lock); } void nsim_drv_remove(struct nsim_bus_dev *nsim_bus_dev) @@ -1706,12 +1706,12 @@ int nsim_drv_port_add(struct nsim_bus_dev *nsim_bus_dev, enum nsim_dev_port_type struct nsim_dev *nsim_dev = dev_get_drvdata(&nsim_bus_dev->dev); int err; - mutex_lock(&nsim_dev->port_list_lock); + devl_lock(priv_to_devlink(nsim_dev)); if (__nsim_dev_port_lookup(nsim_dev, type, port_index)) err = -EEXIST; else err = __nsim_dev_port_add(nsim_dev, type, port_index); - mutex_unlock(&nsim_dev->port_list_lock); + devl_unlock(priv_to_devlink(nsim_dev)); return err; } @@ -1722,13 +1722,13 @@ int nsim_drv_port_del(struct nsim_bus_dev *nsim_bus_dev, enum nsim_dev_port_type struct nsim_dev_port *nsim_dev_port; int err = 0; - mutex_lock(&nsim_dev->port_list_lock); + devl_lock(priv_to_devlink(nsim_dev)); nsim_dev_port = __nsim_dev_port_lookup(nsim_dev, type, port_index); if (!nsim_dev_port) err = -ENOENT; else __nsim_dev_port_del(nsim_dev_port); - mutex_unlock(&nsim_dev->port_list_lock); + devl_unlock(priv_to_devlink(nsim_dev)); return err; } diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index 128f229d9b4d..8dd6f975f32d 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -274,7 +274,6 @@ struct nsim_dev { struct list_head bpf_bound_maps; struct netdev_phys_item_id switch_id; struct list_head port_list; - struct mutex port_list_lock; /* protects port list */ bool fw_update_status; u32 fw_update_overwrite_mask; u32 max_macs; |