Re: [PATCH] netdev/uevent

[Chris Wright]

* Thomas Ogrisegg (tom-lkml@xxxxxxxxxxxxx) wrote:
> Is there currently any possibility for a program to get notified when
> a netdevice link becomes ready (or the opposite)? I don't see any interface
> (besides polling /sys).

Yes, there's a netlink socket that already communicates these changes.
Routing daemons typically consume this information.  The netdev notifier
chain should end up generating these events via rtmsg_ifinfo.

thanks,
-chris
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