diff options
Diffstat (limited to 'net/core/dev.c')
| -rw-r--r-- | net/core/dev.c | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 04a6b7100aac8..068b60db35aed 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -162,6 +162,9 @@ static struct list_head offload_base __read_mostly; static int netif_rx_internal(struct sk_buff *skb); static int call_netdevice_notifiers_info(unsigned long val, struct netdev_notifier_info *info); +static int call_netdevice_notifiers_extack(unsigned long val, + struct net_device *dev, + struct netlink_ext_ack *extack); static struct napi_struct *napi_by_id(unsigned int napi_id); /* @@ -1361,7 +1364,7 @@ void netdev_notify_peers(struct net_device *dev) } EXPORT_SYMBOL(netdev_notify_peers); -static int __dev_open(struct net_device *dev) +static int __dev_open(struct net_device *dev, struct netlink_ext_ack *extack) { const struct net_device_ops *ops = dev->netdev_ops; int ret; @@ -1377,7 +1380,7 @@ static int __dev_open(struct net_device *dev) */ netpoll_poll_disable(dev); - ret = call_netdevice_notifiers(NETDEV_PRE_UP, dev); + ret = call_netdevice_notifiers_extack(NETDEV_PRE_UP, dev, extack); ret = notifier_to_errno(ret); if (ret) return ret; @@ -1406,7 +1409,8 @@ static int __dev_open(struct net_device *dev) /** * dev_open - prepare an interface for use. - * @dev: device to open + * @dev: device to open + * @extack: netlink extended ack * * Takes a device from down to up state. The device's private open * function is invoked and then the multicast lists are loaded. Finally @@ -1416,14 +1420,14 @@ static int __dev_open(struct net_device *dev) * Calling this function on an active interface is a nop. On a failure * a negative errno code is returned. */ -int dev_open(struct net_device *dev) +int dev_open(struct net_device *dev, struct netlink_ext_ack *extack) { int ret; if (dev->flags & IFF_UP) return 0; - ret = __dev_open(dev); + ret = __dev_open(dev, extack); if (ret < 0) return ret; @@ -1733,6 +1737,18 @@ static int call_netdevice_notifiers_info(unsigned long val, return raw_notifier_call_chain(&netdev_chain, val, info); } +static int call_netdevice_notifiers_extack(unsigned long val, + struct net_device *dev, + struct netlink_ext_ack *extack) +{ + struct netdev_notifier_info info = { + .dev = dev, + .extack = extack, + }; + + return call_netdevice_notifiers_info(val, &info); +} + /** * call_netdevice_notifiers - call all network notifier blocks * @val: value passed unmodified to notifier function @@ -1744,11 +1760,7 @@ static int call_netdevice_notifiers_info(unsigned long val, int call_netdevice_notifiers(unsigned long val, struct net_device *dev) { - struct netdev_notifier_info info = { - .dev = dev, - }; - - return call_netdevice_notifiers_info(val, &info); + return call_netdevice_notifiers_extack(val, dev, NULL); } EXPORT_SYMBOL(call_netdevice_notifiers); @@ -7497,7 +7509,8 @@ unsigned int dev_get_flags(const struct net_device *dev) } EXPORT_SYMBOL(dev_get_flags); -int __dev_change_flags(struct net_device *dev, unsigned int flags) +int __dev_change_flags(struct net_device *dev, unsigned int flags, + struct netlink_ext_ack *extack) { unsigned int old_flags = dev->flags; int ret; @@ -7534,7 +7547,7 @@ int __dev_change_flags(struct net_device *dev, unsigned int flags) if (old_flags & IFF_UP) __dev_close(dev); else - ret = __dev_open(dev); + ret = __dev_open(dev, extack); } if ((flags ^ dev->gflags) & IFF_PROMISC) { @@ -7594,16 +7607,18 @@ void __dev_notify_flags(struct net_device *dev, unsigned int old_flags, * dev_change_flags - change device settings * @dev: device * @flags: device state flags + * @extack: netlink extended ack * * Change settings on device based state flags. The flags are * in the userspace exported format. */ -int dev_change_flags(struct net_device *dev, unsigned int flags) +int dev_change_flags(struct net_device *dev, unsigned int flags, + struct netlink_ext_ack *extack) { int ret; unsigned int changes, old_flags = dev->flags, old_gflags = dev->gflags; - ret = __dev_change_flags(dev, flags); + ret = __dev_change_flags(dev, flags, extack); if (ret < 0) return ret; |