Hello Christian,

The slay utility is able to do just this, I've attached the setrunmask_remote function from the utility that permits you
 to set the CPU affinity for any pid/tid on any given node. Hope this helps. 

-Eric

> Hello,
> 
> QNX provides the following function to set the cpu affinity for the 
> _calling_ thread:
> 
> ThreadCtl(_NTO_TCTL_RUNMASK_GET_AND_SET_INHERIT, data)
> 
> Is there also a function to set the cpu affinity for a given thread (not 
> necessarily the calling thread) based on a thread id? In other words, is 
> there a function that provides similar functionality as the Linux 
> function sched_setaffinity(pid_t pid, size_t cpusetsize, cpu_set_t *mask)?
> 
> Christian
> 
> 
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