Commit 7715023a authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

net: devlink: use helpers to work with devlink->lock mutex 



As far as the lock helpers exist as the drivers need to work with the
devlink->lock mutex, use the helpers internally in devlink.c in order to
be consistent.

Signed-off-by: default avatarJiri Pirko <jiri@nvidia.com>
Acked-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1abfb265

net/core/devlink.c

+115 −115
Original line number Diff line number Diff line
@@ -711,7 +711,7 @@ static int devlink_nl_pre_doit(const struct genl_ops *ops, 
		return PTR_ERR(devlink);

	}

	if (~ops->internal_flags & DEVLINK_NL_FLAG_NO_LOCK)

		mutex_lock(&devlink->lock);

		devl_lock(devlink);

	info->user_ptr[0] = devlink;

	if (ops->internal_flags & DEVLINK_NL_FLAG_NEED_PORT) {

		devlink_port = devlink_port_get_from_info(devlink, info);
@@ -754,7 +754,7 @@ static int devlink_nl_pre_doit(const struct genl_ops *ops, 


unlock:

	if (~ops->internal_flags & DEVLINK_NL_FLAG_NO_LOCK)

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

	devlink_put(devlink);

	mutex_unlock(&devlink_mutex);

	return err;
@@ -772,7 +772,7 @@ static void devlink_nl_post_doit(const struct genl_ops *ops, 
		devlink_linecard_put(linecard);

	}

	if (~ops->internal_flags & DEVLINK_NL_FLAG_NO_LOCK)

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

	devlink_put(devlink);

	mutex_unlock(&devlink_mutex);

}
@@ -1329,7 +1329,7 @@ static int devlink_nl_cmd_rate_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_rate, &devlink->rate_list, list) {

			enum devlink_command cmd = DEVLINK_CMD_RATE_NEW;

			u32 id = NETLINK_CB(cb->skb).portid;
@@ -1342,13 +1342,13 @@ static int devlink_nl_cmd_rate_get_dumpit(struct sk_buff *msg, 
						   cb->nlh->nlmsg_seq,

						   NLM_F_MULTI, NULL);

			if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -1495,7 +1495,7 @@ static int devlink_nl_cmd_port_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_port, &devlink->port_list, list) {

			if (idx < start) {

				idx++;
@@ -1507,13 +1507,13 @@ static int devlink_nl_cmd_port_get_dumpit(struct sk_buff *msg, 
						   cb->nlh->nlmsg_seq,

						   NLM_F_MULTI, cb->extack);

			if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -2450,7 +2450,7 @@ static int devlink_nl_cmd_sb_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_sb, &devlink->sb_list, list) {

			if (idx < start) {

				idx++;
@@ -2462,13 +2462,13 @@ static int devlink_nl_cmd_sb_get_dumpit(struct sk_buff *msg, 
						 cb->nlh->nlmsg_seq,

						 NLM_F_MULTI);

			if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -2603,7 +2603,7 @@ static int devlink_nl_cmd_sb_pool_get_dumpit(struct sk_buff *msg, 
		    !devlink->ops->sb_pool_get)

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_sb, &devlink->sb_list, list) {

			err = __sb_pool_get_dumpit(msg, start, &idx, devlink,

						   devlink_sb,
@@ -2612,12 +2612,12 @@ static int devlink_nl_cmd_sb_pool_get_dumpit(struct sk_buff *msg, 
			if (err == -EOPNOTSUPP) {

				err = 0;

			} else if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -2824,7 +2824,7 @@ static int devlink_nl_cmd_sb_port_pool_get_dumpit(struct sk_buff *msg, 
		    !devlink->ops->sb_port_pool_get)

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_sb, &devlink->sb_list, list) {

			err = __sb_port_pool_get_dumpit(msg, start, &idx,

							devlink, devlink_sb,
@@ -2833,12 +2833,12 @@ static int devlink_nl_cmd_sb_port_pool_get_dumpit(struct sk_buff *msg, 
			if (err == -EOPNOTSUPP) {

				err = 0;

			} else if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -3073,7 +3073,7 @@ devlink_nl_cmd_sb_tc_pool_bind_get_dumpit(struct sk_buff *msg, 
		    !devlink->ops->sb_tc_pool_bind_get)

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_sb, &devlink->sb_list, list) {

			err = __sb_tc_pool_bind_get_dumpit(msg, start, &idx,

							   devlink,
@@ -3083,12 +3083,12 @@ devlink_nl_cmd_sb_tc_pool_bind_get_dumpit(struct sk_buff *msg, 
			if (err == -EOPNOTSUPP) {

				err = 0;

			} else if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -5159,7 +5159,7 @@ static int devlink_nl_cmd_param_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(param_item, &devlink->param_list, list) {

			if (idx < start) {

				idx++;
@@ -5173,13 +5173,13 @@ static int devlink_nl_cmd_param_get_dumpit(struct sk_buff *msg, 
			if (err == -EOPNOTSUPP) {

				err = 0;

			} else if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -5394,7 +5394,7 @@ static int devlink_nl_cmd_port_param_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(devlink_port, &devlink->port_list, list) {

			list_for_each_entry(param_item,

					    &devlink_port->param_list, list) {
@@ -5412,14 +5412,14 @@ static int devlink_nl_cmd_port_param_get_dumpit(struct sk_buff *msg, 
				if (err == -EOPNOTSUPP) {

					err = 0;

				} else if (err) {

					mutex_unlock(&devlink->lock);

					devl_unlock(devlink);

					devlink_put(devlink);

					goto out;

				}

				idx++;

			}

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -5671,7 +5671,7 @@ static int __devlink_snapshot_id_increment(struct devlink *devlink, u32 id) 
	unsigned long count;

	void *p;



	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	p = xa_load(&devlink->snapshot_ids, id);

	if (WARN_ON(!p))
@@ -5707,7 +5707,7 @@ static void __devlink_snapshot_id_decrement(struct devlink *devlink, u32 id) 
	unsigned long count;

	void *p;



	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	p = xa_load(&devlink->snapshot_ids, id);

	if (WARN_ON(!p))
@@ -5746,7 +5746,7 @@ static void __devlink_snapshot_id_decrement(struct devlink *devlink, u32 id) 
 */

static int __devlink_snapshot_id_insert(struct devlink *devlink, u32 id)

{

	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	if (xa_load(&devlink->snapshot_ids, id))

		return -EEXIST;
@@ -5773,7 +5773,7 @@ static int __devlink_snapshot_id_insert(struct devlink *devlink, u32 id) 
 */

static int __devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id)

{

	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	return xa_alloc(&devlink->snapshot_ids, id, xa_mk_value(1),

			xa_limit_32b, GFP_KERNEL);
@@ -5801,7 +5801,7 @@ __devlink_region_snapshot_create(struct devlink_region *region, 
	struct devlink_snapshot *snapshot;

	int err;



	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	/* check if region can hold one more snapshot */

	if (region->cur_snapshots == region->max_snapshots)
@@ -5839,7 +5839,7 @@ static void devlink_region_snapshot_del(struct devlink_region *region, 
{

	struct devlink *devlink = region->devlink;



	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	devlink_nl_region_notify(region, snapshot, DEVLINK_CMD_REGION_DEL);

	region->cur_snapshots--;
@@ -5933,7 +5933,7 @@ static int devlink_nl_cmd_region_get_devlink_dumpit(struct sk_buff *msg, 
	struct devlink_port *port;

	int err = 0;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	list_for_each_entry(region, &devlink->region_list, list) {

		if (*idx < start) {

			(*idx)++;
@@ -5957,7 +5957,7 @@ static int devlink_nl_cmd_region_get_devlink_dumpit(struct sk_buff *msg, 
	}



out:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}
@@ -6247,7 +6247,7 @@ static int devlink_nl_cmd_region_read_dumpit(struct sk_buff *skb, 
		goto out_dev;

	}



	mutex_lock(&devlink->lock);

	devl_lock(devlink);



	if (!attrs[DEVLINK_ATTR_REGION_NAME] ||

	    !attrs[DEVLINK_ATTR_REGION_SNAPSHOT_ID]) {
@@ -6343,7 +6343,7 @@ static int devlink_nl_cmd_region_read_dumpit(struct sk_buff *skb, 


	nla_nest_end(skb, chunks_attr);

	genlmsg_end(skb, hdr);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	devlink_put(devlink);

	mutex_unlock(&devlink_mutex);
@@ -6352,7 +6352,7 @@ static int devlink_nl_cmd_region_read_dumpit(struct sk_buff *skb, 
nla_put_failure:

	genlmsg_cancel(skb, hdr);

out_unlock:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	devlink_put(devlink);

out_dev:

	mutex_unlock(&devlink_mutex);
@@ -6515,12 +6515,12 @@ static int devlink_nl_cmd_info_get_dumpit(struct sk_buff *msg, 
		if (idx < start || !devlink->ops->info_get)

			goto inc;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		err = devlink_nl_info_fill(msg, devlink, DEVLINK_CMD_INFO_GET,

					   NETLINK_CB(cb->skb).portid,

					   cb->nlh->nlmsg_seq, NLM_F_MULTI,

					   cb->extack);

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

		if (err == -EOPNOTSUPP)

			err = 0;

		else if (err) {
@@ -7722,7 +7722,7 @@ devlink_nl_cmd_health_reporter_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry_port;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(port, &devlink->port_list, list) {

			mutex_lock(&port->reporters_lock);

			list_for_each_entry(reporter, &port->reporter_list, list) {
@@ -7737,7 +7737,7 @@ devlink_nl_cmd_health_reporter_get_dumpit(struct sk_buff *msg, 
					cb->nlh->nlmsg_seq, NLM_F_MULTI);

				if (err) {

					mutex_unlock(&port->reporters_lock);

					mutex_unlock(&devlink->lock);

					devl_unlock(devlink);

					devlink_put(devlink);

					goto out;

				}
@@ -7745,7 +7745,7 @@ devlink_nl_cmd_health_reporter_get_dumpit(struct sk_buff *msg, 
			}

			mutex_unlock(&port->reporters_lock);

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry_port:

		devlink_put(devlink);

	}
@@ -8292,7 +8292,7 @@ static int devlink_nl_cmd_trap_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(trap_item, &devlink->trap_list, list) {

			if (idx < start) {

				idx++;
@@ -8304,13 +8304,13 @@ static int devlink_nl_cmd_trap_get_dumpit(struct sk_buff *msg, 
						   cb->nlh->nlmsg_seq,

						   NLM_F_MULTI);

			if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -8519,7 +8519,7 @@ static int devlink_nl_cmd_trap_group_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(group_item, &devlink->trap_group_list,

				    list) {

			if (idx < start) {
@@ -8532,13 +8532,13 @@ static int devlink_nl_cmd_trap_group_get_dumpit(struct sk_buff *msg, 
							 cb->nlh->nlmsg_seq,

							 NLM_F_MULTI);

			if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -8833,7 +8833,7 @@ static int devlink_nl_cmd_trap_policer_get_dumpit(struct sk_buff *msg, 
		if (!net_eq(devlink_net(devlink), sock_net(msg->sk)))

			goto retry;



		mutex_lock(&devlink->lock);

		devl_lock(devlink);

		list_for_each_entry(policer_item, &devlink->trap_policer_list,

				    list) {

			if (idx < start) {
@@ -8846,13 +8846,13 @@ static int devlink_nl_cmd_trap_policer_get_dumpit(struct sk_buff *msg, 
							   cb->nlh->nlmsg_seq,

							   NLM_F_MULTI);

			if (err) {

				mutex_unlock(&devlink->lock);

				devl_unlock(devlink);

				devlink_put(devlink);

				goto out;

			}

			idx++;

		}

		mutex_unlock(&devlink->lock);

		devl_unlock(devlink);

retry:

		devlink_put(devlink);

	}
@@ -9690,7 +9690,7 @@ int devl_port_register(struct devlink *devlink, 
		       struct devlink_port *devlink_port,

		       unsigned int port_index)

{

	lockdep_assert_held(&devlink->lock);

	devl_assert_locked(devlink);



	if (devlink_port_index_exists(devlink, port_index))

		return -EEXIST;
@@ -9733,9 +9733,9 @@ int devlink_port_register(struct devlink *devlink, 
{

	int err;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	err = devl_port_register(devlink, devlink_port, port_index);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_port_register);
@@ -9769,9 +9769,9 @@ void devlink_port_unregister(struct devlink_port *devlink_port) 
{

	struct devlink *devlink = devlink_port->devlink;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	devl_port_unregister(devlink_port);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_port_unregister);
@@ -10380,7 +10380,7 @@ int devlink_sb_register(struct devlink *devlink, unsigned int sb_index, 
	struct devlink_sb *devlink_sb;

	int err = 0;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	if (devlink_sb_index_exists(devlink, sb_index)) {

		err = -EEXIST;

		goto unlock;
@@ -10399,7 +10399,7 @@ int devlink_sb_register(struct devlink *devlink, unsigned int sb_index, 
	devlink_sb->egress_tc_count = egress_tc_count;

	list_add_tail(&devlink_sb->list, &devlink->sb_list);

unlock:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_sb_register);
@@ -10408,11 +10408,11 @@ void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index) 
{

	struct devlink_sb *devlink_sb;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	devlink_sb = devlink_sb_get_by_index(devlink, sb_index);

	WARN_ON(!devlink_sb);

	list_del(&devlink_sb->list);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	kfree(devlink_sb);

}

EXPORT_SYMBOL_GPL(devlink_sb_unregister);
@@ -10428,9 +10428,9 @@ EXPORT_SYMBOL_GPL(devlink_sb_unregister); 
int devlink_dpipe_headers_register(struct devlink *devlink,

				   struct devlink_dpipe_headers *dpipe_headers)

{

	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	devlink->dpipe_headers = dpipe_headers;

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return 0;

}

EXPORT_SYMBOL_GPL(devlink_dpipe_headers_register);
@@ -10444,9 +10444,9 @@ EXPORT_SYMBOL_GPL(devlink_dpipe_headers_register); 
 */

void devlink_dpipe_headers_unregister(struct devlink *devlink)

{

	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	devlink->dpipe_headers = NULL;

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_dpipe_headers_unregister);
@@ -10501,7 +10501,7 @@ int devlink_dpipe_table_register(struct devlink *devlink, 
	if (WARN_ON(!table_ops->size_get))

		return -EINVAL;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);



	if (devlink_dpipe_table_find(&devlink->dpipe_table_list, table_name,

				     devlink)) {
@@ -10522,7 +10522,7 @@ int devlink_dpipe_table_register(struct devlink *devlink, 


	list_add_tail_rcu(&table->list, &devlink->dpipe_table_list);

unlock:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_dpipe_table_register);
@@ -10538,17 +10538,17 @@ void devlink_dpipe_table_unregister(struct devlink *devlink, 
{

	struct devlink_dpipe_table *table;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	table = devlink_dpipe_table_find(&devlink->dpipe_table_list,

					 table_name, devlink);

	if (!table)

		goto unlock;

	list_del_rcu(&table->list);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	kfree_rcu(table, rcu);

	return;

unlock:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_dpipe_table_unregister);
@@ -10580,7 +10580,7 @@ int devlink_resource_register(struct devlink *devlink, 


	top_hierarchy = parent_resource_id == DEVLINK_RESOURCE_ID_PARENT_TOP;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	resource = devlink_resource_find(devlink, NULL, resource_id);

	if (resource) {

		err = -EINVAL;
@@ -10620,7 +10620,7 @@ int devlink_resource_register(struct devlink *devlink, 
	INIT_LIST_HEAD(&resource->resource_list);

	list_add_tail(&resource->list, resource_list);

out:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_resource_register);
@@ -10647,7 +10647,7 @@ void devlink_resources_unregister(struct devlink *devlink) 
{

	struct devlink_resource *tmp, *child_resource;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);



	list_for_each_entry_safe(child_resource, tmp, &devlink->resource_list,

				 list) {
@@ -10656,7 +10656,7 @@ void devlink_resources_unregister(struct devlink *devlink) 
		kfree(child_resource);

	}



	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_resources_unregister);
@@ -10674,7 +10674,7 @@ int devlink_resource_size_get(struct devlink *devlink, 
	struct devlink_resource *resource;

	int err = 0;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	resource = devlink_resource_find(devlink, NULL, resource_id);

	if (!resource) {

		err = -EINVAL;
@@ -10683,7 +10683,7 @@ int devlink_resource_size_get(struct devlink *devlink, 
	*p_resource_size = resource->size_new;

	resource->size = resource->size_new;

out:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_resource_size_get);
@@ -10703,7 +10703,7 @@ int devlink_dpipe_table_resource_set(struct devlink *devlink, 
	struct devlink_dpipe_table *table;

	int err = 0;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	table = devlink_dpipe_table_find(&devlink->dpipe_table_list,

					 table_name, devlink);

	if (!table) {
@@ -10714,7 +10714,7 @@ int devlink_dpipe_table_resource_set(struct devlink *devlink, 
	table->resource_units = resource_units;

	table->resource_valid = true;

out:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_dpipe_table_resource_set);
@@ -10734,7 +10734,7 @@ void devlink_resource_occ_get_register(struct devlink *devlink, 
{

	struct devlink_resource *resource;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	resource = devlink_resource_find(devlink, NULL, resource_id);

	if (WARN_ON(!resource))

		goto out;
@@ -10743,7 +10743,7 @@ void devlink_resource_occ_get_register(struct devlink *devlink, 
	resource->occ_get = occ_get;

	resource->occ_get_priv = occ_get_priv;

out:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_resource_occ_get_register);
@@ -10758,7 +10758,7 @@ void devlink_resource_occ_get_unregister(struct devlink *devlink, 
{

	struct devlink_resource *resource;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	resource = devlink_resource_find(devlink, NULL, resource_id);

	if (WARN_ON(!resource))

		goto out;
@@ -10767,7 +10767,7 @@ void devlink_resource_occ_get_unregister(struct devlink *devlink, 
	resource->occ_get = NULL;

	resource->occ_get_priv = NULL;

out:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_resource_occ_get_unregister);
@@ -11006,7 +11006,7 @@ devlink_region_create(struct devlink *devlink, 
	if (WARN_ON(!ops) || WARN_ON(!ops->destructor))

		return ERR_PTR(-EINVAL);



	mutex_lock(&devlink->lock);

	devl_lock(devlink);



	if (devlink_region_get_by_name(devlink, ops->name)) {

		err = -EEXIST;
@@ -11027,11 +11027,11 @@ devlink_region_create(struct devlink *devlink, 
	list_add_tail(&region->list, &devlink->region_list);

	devlink_nl_region_notify(region, NULL, DEVLINK_CMD_REGION_NEW);



	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return region;



unlock:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return ERR_PTR(err);

}

EXPORT_SYMBOL_GPL(devlink_region_create);
@@ -11056,7 +11056,7 @@ devlink_port_region_create(struct devlink_port *port, 
	if (WARN_ON(!ops) || WARN_ON(!ops->destructor))

		return ERR_PTR(-EINVAL);



	mutex_lock(&devlink->lock);

	devl_lock(devlink);



	if (devlink_port_region_get_by_name(port, ops->name)) {

		err = -EEXIST;
@@ -11078,11 +11078,11 @@ devlink_port_region_create(struct devlink_port *port, 
	list_add_tail(&region->list, &port->region_list);

	devlink_nl_region_notify(region, NULL, DEVLINK_CMD_REGION_NEW);



	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return region;



unlock:

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return ERR_PTR(err);

}

EXPORT_SYMBOL_GPL(devlink_port_region_create);
@@ -11097,7 +11097,7 @@ void devlink_region_destroy(struct devlink_region *region) 
	struct devlink *devlink = region->devlink;

	struct devlink_snapshot *snapshot, *ts;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);



	/* Free all snapshots of region */

	list_for_each_entry_safe(snapshot, ts, &region->snapshot_list, list)
@@ -11106,7 +11106,7 @@ void devlink_region_destroy(struct devlink_region *region) 
	list_del(&region->list);



	devlink_nl_region_notify(region, NULL, DEVLINK_CMD_REGION_DEL);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	kfree(region);

}

EXPORT_SYMBOL_GPL(devlink_region_destroy);
@@ -11130,9 +11130,9 @@ int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id) 
{

	int err;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	err = __devlink_region_snapshot_id_get(devlink, id);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);



	return err;

}
@@ -11150,9 +11150,9 @@ EXPORT_SYMBOL_GPL(devlink_region_snapshot_id_get); 
 */

void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id)

{

	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	__devlink_snapshot_id_decrement(devlink, id);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_region_snapshot_id_put);
@@ -11174,9 +11174,9 @@ int devlink_region_snapshot_create(struct devlink_region *region, 
	struct devlink *devlink = region->devlink;

	int err;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	err = __devlink_region_snapshot_create(region, data, snapshot_id);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);



	return err;

}
@@ -11559,7 +11559,7 @@ int devlink_traps_register(struct devlink *devlink, 
	if (!devlink->ops->trap_init || !devlink->ops->trap_action_set)

		return -EINVAL;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	for (i = 0; i < traps_count; i++) {

		const struct devlink_trap *trap = &traps[i];
@@ -11571,7 +11571,7 @@ int devlink_traps_register(struct devlink *devlink, 
		if (err)

			goto err_trap_register;

	}

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);



	return 0;
@@ -11579,7 +11579,7 @@ int devlink_traps_register(struct devlink *devlink, 
err_trap_verify:

	for (i--; i >= 0; i--)

		devlink_trap_unregister(devlink, &traps[i]);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_traps_register);
@@ -11596,7 +11596,7 @@ void devlink_traps_unregister(struct devlink *devlink, 
{

	int i;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	/* Make sure we do not have any packets in-flight while unregistering

	 * traps by disabling all of them and waiting for a grace period.

	 */
@@ -11605,7 +11605,7 @@ void devlink_traps_unregister(struct devlink *devlink, 
	synchronize_rcu();

	for (i = traps_count - 1; i >= 0; i--)

		devlink_trap_unregister(devlink, &traps[i]);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_traps_unregister);
@@ -11777,7 +11777,7 @@ int devlink_trap_groups_register(struct devlink *devlink, 
{

	int i, err;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	for (i = 0; i < groups_count; i++) {

		const struct devlink_trap_group *group = &groups[i];
@@ -11789,7 +11789,7 @@ int devlink_trap_groups_register(struct devlink *devlink, 
		if (err)

			goto err_trap_group_register;

	}

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);



	return 0;
@@ -11797,7 +11797,7 @@ int devlink_trap_groups_register(struct devlink *devlink, 
err_trap_group_verify:

	for (i--; i >= 0; i--)

		devlink_trap_group_unregister(devlink, &groups[i]);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_trap_groups_register);
@@ -11814,10 +11814,10 @@ void devlink_trap_groups_unregister(struct devlink *devlink, 
{

	int i;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	for (i = groups_count - 1; i >= 0; i--)

		devlink_trap_group_unregister(devlink, &groups[i]);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_trap_groups_unregister);
@@ -11917,7 +11917,7 @@ devlink_trap_policers_register(struct devlink *devlink, 
{

	int i, err;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	for (i = 0; i < policers_count; i++) {

		const struct devlink_trap_policer *policer = &policers[i];
@@ -11932,7 +11932,7 @@ devlink_trap_policers_register(struct devlink *devlink, 
		if (err)

			goto err_trap_policer_register;

	}

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);



	return 0;
@@ -11940,7 +11940,7 @@ devlink_trap_policers_register(struct devlink *devlink, 
err_trap_policer_verify:

	for (i--; i >= 0; i--)

		devlink_trap_policer_unregister(devlink, &policers[i]);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

	return err;

}

EXPORT_SYMBOL_GPL(devlink_trap_policers_register);
@@ -11958,10 +11958,10 @@ devlink_trap_policers_unregister(struct devlink *devlink, 
{

	int i;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	for (i = policers_count - 1; i >= 0; i--)

		devlink_trap_policer_unregister(devlink, &policers[i]);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}

EXPORT_SYMBOL_GPL(devlink_trap_policers_unregister);
@@ -12015,9 +12015,9 @@ void devlink_compat_running_version(struct devlink *devlink, 
	if (!devlink->ops->info_get)

		return;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	__devlink_compat_running_version(devlink, buf, len);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);

}



int devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
@@ -12032,11 +12032,11 @@ int devlink_compat_flash_update(struct devlink *devlink, const char *file_name) 
	if (ret)

		return ret;



	mutex_lock(&devlink->lock);

	devl_lock(devlink);

	devlink_flash_update_begin_notify(devlink);

	ret = devlink->ops->flash_update(devlink, &params, NULL);

	devlink_flash_update_end_notify(devlink);

	mutex_unlock(&devlink->lock);

	devl_unlock(devlink);



	release_firmware(params.fw);