> Do you have the same issue with the latest version of the branch you
> use? That is 2.5.6?

Hi,

Xenomai 2.5.6 on 2.6.35.9 kernel, IPipe patch 2.8-04 has same behavior.

Now I'm compiling 2.6.37 kernel with 2.9-00 IPipe patch, I'll try it and give you results.


> Has not pthread_join alone the same behaviour?

Yes, in past I got this behavior on pthread_join()/rt-task_join(), work-arounded without using T_JOINABLE flag.