Am Dienstag, 10. Dezember 2002 12:56 schrieb Tvrtko A. Ursulin:
> Hello everyone!
>
> Is it ok to sleep in probe() ?
>
> My testing says - NO. For example, I want to query some information from
> device as soon it is connected. If I sumbit one small interrupt urb (8
> bytes) and sleep until completion handler wakes me up, everything is ok.
> But if I try to do it 2 times (2 same urbs) - deadlock.
>
> So I guess it is not ok to sleep in a probe. Just wanted somebody to
> confirm this.
On the contrary. You may sleep in probe().
> And btw, in_interrupt() returns 0 if called from probe(). So from which
> context is probe called ?
Task context, usually khubd.
HTH
Oliver
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