>> > it seems to me as APC interrupts on ipipe got lost. I have added two >> > counters: >> > One increments in schedule_linux_call() when a request for a specific >> > application >> > task is queued. Another one is incremented in lostage_handler() when the >> > specific task was waked up. When I output the counter's values after tasks >> > have >> > freezed the counter of lostage_handler is exactly one value less than >> > schedule_linux_call's counter. >> > >> > And then, when I wake-up APC thread manually all freezed tasks continue >> > for a >> > moment, until all are freezing again. >> >> As said above waking APC thread using >> >> wake_up_process(rthal_apc_servers[smp_processor_id()]); >> >> does reactivate all Xenomai threads for scheduling. Incontrast using >> >> rthal_apc_schedule(lostage_apc); >> >> does not help. So it seems as APC interrupt is pending but won't be >> executed. >> >> Any idea? > > Do you have the same issue if you run a kernel patched with Xenomai > and without the PREEMPT_RT patch?
No, without PREEMPT_RT the problem did not yet occur. Regards, Christoph _______________________________________________ Xenomai mailing list [email protected] http://www.xenomai.org/mailman/listinfo/xenomai
