Messages in this thread | | | Date | Tue, 24 Sep 2002 19:31:31 -0400 | From | Jeff Garzik <> | Subject | Re: alternate event logging proposal |
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Brad Hards wrote: > I liked the /sbin/hotplug arrangement (aka call_usermode_helper). In fact, my > plan was to add the call_usermode_helper call to the netif_carrier_[on,off] > functions. Unfortuantely, I've been to too many of Rusty's talks, and know > that calling a function that is only safe in user context is unlikely to be a > good idea in netif_carrier_[on,off], which are more than likely running in > interrupt context.
You really want something where a userspace app can sleep on an fd, to be awakened when link changes (or some other interesting event occurs)
Jeff
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