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| author | Jiri Pirko <jiri@resnulli.us> | 2013-05-28 01:30:21 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-05-28 13:11:01 -0700 |
| commit | 351638e7deeed2ec8ce451b53d33921b3da68f83 (patch) | |
| tree | 175dfff289b5e3baecffbc7e97d1884e9a18345c /include/linux/netdevice.h | |
| parent | b1098bbe1b24d5d90cff92fbd716d2ef4bed2cff (diff) | |
| download | blackbird-op-linux-351638e7deeed2ec8ce451b53d33921b3da68f83.tar.gz blackbird-op-linux-351638e7deeed2ec8ce451b53d33921b3da68f83.zip | |
net: pass info struct via netdevice notifier
So far, only net_device * could be passed along with netdevice notifier
event. This patch provides a possibility to pass custom structure
able to provide info that event listener needs to know.
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
v2->v3: fix typo on simeth
shortened dev_getter
shortened notifier_info struct name
v1->v2: fix notifier_call parameter in call_netdevice_notifier()
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 6b2bb460d1d7..13a34848b5e1 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1599,6 +1599,19 @@ struct packet_offload { extern int register_netdevice_notifier(struct notifier_block *nb); extern int unregister_netdevice_notifier(struct notifier_block *nb); + +struct netdev_notifier_info { + struct net_device *dev; +}; + +static inline struct net_device * +netdev_notifier_info_to_dev(const struct netdev_notifier_info *info) +{ + return info->dev; +} + +extern int call_netdevice_notifiers_info(unsigned long val, struct net_device *dev, + struct netdev_notifier_info *info); extern int call_netdevice_notifiers(unsigned long val, struct net_device *dev); |
