[etherlab-users] [etherlab users] Kernel Panic in EoE context

Florian Pose fp at igh-essen.com
Wed Mar 18 12:15:36 CET 2009


Hi,

On Wed, Mar 11, 2009 at 10:13:20AM +0100, Erwin Burgstaller wrote:
> Now we got a stable running solution with the EtherCAT master having EoE
> enabled and in conjunction with a RTAI task.

thanks for pointing this out.

> As I heard, the whole thing will change in version 1.5, so this is just
> for the records, but maybe somehow helpful though.

The locking mechanism has to be re-worked. The problem is, that it has
to be independent of any realtime-extension. An idea was to replace the
request/release callbacks by a callback that hands over a datagram for
sending. The application then could queue and send the datagram when the
time is right. I'm just searching for a few ideas...

Any suggestions?

-- 
Best regards,
Florian Pose

http://etherlab.org



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