[cgl_discussion] Re: alternate event logging proposal
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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