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net: devlink: export devlink net setter

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For newly allocated devlink instance allow drivers to set net struct

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2019-10-05 08:10:31 +02:00
committed by David S. Miller
parent 128d23c3a8
commit 8273fd8454
2 changed files with 14 additions and 3 deletions
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15
net/core/devlink.c
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@@ -101,11 +101,19 @@ struct net *devlink_net(const struct devlink *devlink)
}
EXPORT_SYMBOL_GPL(devlink_net);
static void devlink_net_set(struct devlink *devlink, struct net *net)
static void __devlink_net_set(struct devlink *devlink, struct net *net)
{
write_pnet(&devlink->_net, net);
}
void devlink_net_set(struct devlink *devlink, struct net *net)
{
if (WARN_ON(devlink->registered))
return;
__devlink_net_set(devlink, net);
}
EXPORT_SYMBOL_GPL(devlink_net_set);
static struct devlink *devlink_get_from_attrs(struct net *net,
struct nlattr **attrs)
{
@@ -2750,7 +2758,7 @@ static void devlink_reload_netns_change(struct devlink *devlink,
DEVLINK_CMD_PARAM_DEL);
devlink_notify(devlink, DEVLINK_CMD_DEL);
devlink_net_set(devlink, dest_net);
__devlink_net_set(devlink, dest_net);
devlink_notify(devlink, DEVLINK_CMD_NEW);
list_for_each_entry(param_item, &devlink->param_list, list)
@@ -6278,7 +6286,7 @@ struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size)
if (!devlink)
return NULL;
devlink->ops = ops;
devlink_net_set(devlink, &init_net);
__devlink_net_set(devlink, &init_net);
INIT_LIST_HEAD(&devlink->port_list);
INIT_LIST_HEAD(&devlink->sb_list);
INIT_LIST_HEAD_RCU(&devlink->dpipe_table_list);
@@ -6304,6 +6312,7 @@ int devlink_register(struct devlink *devlink, struct device *dev)
{
mutex_lock(&devlink_mutex);
devlink->dev = dev;
devlink->registered = true;
list_add_tail(&devlink->list, &devlink_list);
devlink_notify(devlink, DEVLINK_CMD_NEW);
mutex_unlock(&devlink_mutex);