[cgl_discussion] Re: alternate event logging proposal

Jeff Garzik jgarzik at pobox.com
Tue Sep 24 13:09:20 PDT 2002

Chris Friesen wrote:
> Also related is "how can userspace be notified of kernel events?". There 
> is no way for a userspace app to be notified that, for instance, an ATM 
> device got a loss of signal.  The drivers print it out, but the 
> userspace app has no clue.

(sorry for the second reply)

To address your more general point, a general way to notify interested, 
credentialed (is that a word?) 3rd party processes of device events 
would indeed be useful.  Since such events are essential out-of-band 
info, netlink might indeed be applicable.


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