[linux-dvb] Re: stability problems + closing and re-opening the frontend

[Andrew de Quincey <adq_dvb@lidskialf.net>]

On Thursday 08 April 2004 08:49, Valsecchi Patrick wrote:
> > It has to be either the lack of DISEQC or is specific to your
> > card type. Oh,
> > or it could be 2.6 I suppose. Target kernel for me right now
> > is 2.4.25. I'll
> > get 2.6 going on that machine as well.
>
> This morning, I tried 2.4.25 with the snapshot you gave me. The two
> re-openning bugs cannot be reproduced on it. So those two bugs are 2.6
> specific, I guess 2.6 behaves a lot differently in a lot of domains...
>
> New bug: I have "operation not permitted" during FE_SET_VOLTAGE. That
> happens only when I start the test software after a long period of
> inactivity. Another dvb_shutdown_timeout issue? If I put a sleep(1) between
> the frontend "open" call and the setup_switch call, it doesn't happen
> though. I should do QA, looks like I'm a magnet for bugs  ;-)
>
> I have some troubles with my application (pthread) on 2.4. As soon as I can
> make it work on that version, I'll do some full scale stability tests.

Hi, just tested on 2.6 against DVB-T again; I don't see any of those problems. 
I compiled 2.6 with kernel preemption and all the fancy stuff enabled. I'll 
try again once you've sent me your .config.

In the meantime, I'll give it a go against DVB-S


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