— Data type: processor_set_name_t

This is a mach_port_t and used to hold the port name of a processor set name port that names the processor set. Any task can get a send right to name port of a processor set. The processor set name port allows to get information about the processor set.

— Data type: processor_set_t

This is a mach_port_t and used to hold the port name of a privileged processor set control port that represents the processor set. Operations on the processor set are implemented as remote procedure calls to the processor set port. The processor set port allows to manipulate the processor set.