calling pthread_self (on ubuntu), expensive? Post: 302427721

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pthread_setschedprio

pthread_setschedprio(3T)												  pthread_setschedprio(3T)

NAME

       pthread_setschedprio() - sets scheduling priority of a thread

SYNOPSIS

PARAMETERS

	      thread	The thread whose scheduling priority is to be set.

	      prio	The new priority for the thread.

DESCRIPTION

       The function sets the scheduling priority of thread to the value prio.  If the function fails, the scheduling priority of the target thread
       is not changed.

RETURN VALUE

       Upon successful completion, returns zero.  Otherwise, an error number is returned to indicate the error (the variable is not set).

ERRORS

       If any of the following occur, the function returns the corresponding error number:

	      The value of   prio is invalid for the scheduling policy of the specified thread.

	      The implementation does not allow the application to modify the priority
			     to the value specified.

	      No thread could be found corresponding to
			     thread.

AUTHOR

       is derived from the IEEE Std 1003.1-2001.

SEE ALSO

       rtsched(2),  pthread_attr_setschedparam(3T),  pthread_attr_setschedpolicy(3T),  pthread_attr_getschedparam(3T),	 pthread_attr_getschedpol-
       icy(3T), pthread_setschedparam(3T), pthread_getschedparam(3T).

STANDARDS CONFORMANCE

								  Pthread Library					  pthread_setschedprio(3T)