Re: [PATCH -mm 4/9] netconsole: Introduce netconsole_netdev_notifier

[Satyam Sharma <ssatyam@cse.iitk.ac.in>]

On Sun, 8 Jul 2007, Satyam Sharma wrote:
> On Sun, 8 Jul 2007, KII Keiichi wrote:
> [...]
> > But, in the case, we must think of the case of changing IP address 
> > because we can change IP address without disabling the network device and 
> > can't hook the event of changing IP address.
> 
> Well, updating the local _IP_ address (for a particular interface) as
> and when it changes would also be good ... it is another piece of info
> exposed (read-write) to userspace through configfs, so makes sense to
> keep it uptodate.
> [...] (as long as it doesn't break
> anything, as Matt warned earlier). I'm not aware of any existing
> netdevice notifier that'll do this, so I'll look around (or trace
> an ifconfig(8) / ip(8) to see what actually happens).

I think inetaddr_chain / register_inetaddr_notifier() are what I'm
looking for. I'll see if this does the job for us without breaking
anything else.

Satyam
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