[linux-dvb] Re: [PATCH] Lock adapter modules when devices are open

[Johannes Stezenbach <js@convergence.de>]

Hi,

Jon Burgess wrote:
> The patch attached (for dvb-kernel only) causes the module use count to 
> be automatically incremented when any of the frontend, demux, etc 
> devices are openned.
... 
> I've tested it with my budget and budget-ci cards and it appears to all 
> work OK. It nees a one line change in each of the adapters to make the 
> locking work (passing a refernce to the module to be locked). I have 
> included these changes in the patch and it all compiles OK for me, but 
> is untested.

Have you tested with a 2.4 or 2.6 kernel?

I just gave it a try with 2.4 and it didn't work. I was able
to unload dvb-ttpci while szap was running, resulting in an
Oops when I interrupted szap.


Johannes


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