[B.A.T.M.A.N.] sysfs compat

Franz Böhm fboehm at aon.at
Tue May 4 13:13:18 CEST 2010

Of course you are right Marek. I don't want to stay with 2.6.14 and will 
switch to a kernel >2.6.21 asap.

I wanted to say that it's suddenly more a general problem using chip 
supplier or third party SDK's for embedded systems and being constrained 
to use quite old kernels.


Marek Lindner schrieb:
> Hi,
>> Marek, i've tested your patches with all major kernel releases from 2.6.20
>> to  2.6.33. What i have seen is:
>>  * 2.6.20 fails for various reasons
>>  * 2.6.23 and 2.6.24 show some warnings
>>  * all other kernel versions are fine
>> The warnings for 23 and 24 can be fixed by moving the *_read() defines
>> from  "< 2.6.25" to "< 2.6.23". If you integrate this modification into
>> your patch, you will gain my blessing and my sign-off. :)
> thanks for testing. I followed your suggestion before pushing the patches. :)
> Since 2.6.20 does not work at this point I removed it from the list of 
> supported kernel versions. Unfortunately, many embedded system vendors do not 
> bother to bring their drivers upstream and instead, publish "code blobs" 
> limited to an old linux version. So, it makes sense for us to offer support for 
> older versions as well. We could remove old versions if the effort is getting 
> too high (as we just did with 2.6.20).
> @Franz: I know you are stuck at 2.6.14 or something similar with your Atheros 
> system but I don't think it is feasible for us to "go down" that far (unless 
> you find a way). It might be easier to try pushing your Atheros beyong the 
> current 2.6.21 minimum.
> Regards,
> Marek

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