Date: Wed, 22 Feb 2006 09:54:08 -0800
From: Chris Wright <chrisw@sous-sol.org>
To: Thomas Ogrisegg <tom-lkml@lkml.fnord.at>
Cc: Greg KH <greg@kroah.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] netdev/uevent
Message-ID: <20060222175408.GA27645@sorel.sous-sol.org>
References: <20060221234807.GA27776@rescue.iwoars.net> <20060222001707.GA31611@kroah.com> <20060222083751.GA12873@rescue.iwoars.net>
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* Thomas Ogrisegg (tom-lkml@lkml.fnord.at) 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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