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| author | Jiri Pirko <jiri@mellanox.com> | 2019-10-05 08:10:31 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-10-05 16:34:15 -0700 |
| commit | 8273fd845447820c26b38821c8ac297f40a65260 (patch) | |
| tree | c50725853a6dc64483e11dfa6fdcffbef919aded /net/core/devlink.c | |
| parent | 128d23c3a8317fc91bb8481f51faf16f5bd155f5 (diff) | |
| download | blackbird-op-linux-8273fd845447820c26b38821c8ac297f40a65260.tar.gz blackbird-op-linux-8273fd845447820c26b38821c8ac297f40a65260.zip | |
net: devlink: export devlink net setter
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>
Diffstat (limited to 'net/core/devlink.c')
| -rw-r--r-- | net/core/devlink.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/net/core/devlink.c b/net/core/devlink.c index 0e464d071172..76d835581687 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -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); |
