Re: [Linux-ATM-General] Fwd: Re: [PATCH] pppoatm carrier status

[chas w. - C. <ch...@cm...>]

On Wed, 22 Sep 2010 18:25:11 +0200
Karl Hiramoto <ka...@hi...> wrote:

> On 09/22/10 18:04, Philip Prindeville wrote:
> 
> > Ok, that didn't crash.
> > 
> > Now how is the state exposed into user-space?
> > 
> > 
> > 
> 
> If you do "ip link"  does it show LOWER_UP?  Then if you loose carrier
> does LOWER_UP disappear?
> 
> If not, put some printk's in locations like ppp_channel_carrier_on()
> ppp_channel_carrier_off() pppoatm_dev_event() to see what's happening.


since the events might preceed the create of the netdev interaface, it
is probably a good idea to update the netdev carrier's status when the
netdev is finally registered.