[linux-dvb] dvb_usb_dib0700 based devices and random usb disconnects

Richard Lithvall richard at lithvall.se
Tue Feb 20 08:33:23 CET 2007


Matt Doran wrote:
> 
> Arnold Schulz wrote:
>> Looks like the problem of Nova-T-500, which also uses dib0700 !?!
>>
>> There have been several posts in this list, eg:
>> http://www.linuxtv.org/pipermail/linux-dvb/2007-February/015716.html
>>
>>
> 
> Yes, that's looks like the same problem.
> We haven't got a solution, however we've found that using the 2.6.20 
> kernel greatly improves stability.  Using the 2.6.19 kernel I got Oops' 
> every day or two, but since upgrading to 2.6.20, it's only disconnected 
> once in about 3 weeks.   So it's not perfect, but it's much, much better.
> 
> I asked a few questions in the linux-usb-dev mailing list.  And one of 
> the developers thought this might have been caused by a bug that only 
> got fixed post-2.6.20.  I haven't had a chance to try this yet, but you 
> can read about it here: 
> http://www.linuxtv.org/pipermail/linux-dvb/2007-February/015808.html

I applied that patch on 2.6.20 and haven't got any kernel oops since 
then (Feb 7) and still keep my fingers crossed... =)

/Richard



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