1 .\" $NetBSD: pthread_schedparam.3,v 1.4 2005/03/21 17:55:07 kleink Exp $
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52 .\" $FreeBSD: src/lib/libpthread/man/pthread_schedparam.3,v 1.7 2002/09/16 19:29:29 mini Exp $
54 .Dt PTHREAD_SCHEDPARAM 3
57 .Nm pthread_setschedparam ,
58 .Nm pthread_getschedparam
59 .Nd thread scheduling parameter manipulation
65 .Fn pthread_setschedparam "pthread_t thread" "int policy" "const struct sched_param *param"
67 .Fn pthread_getschedparam "pthread_t thread" "int * restrict policy" "struct sched_param * restrict param"
70 .Fn pthread_setschedparam
72 .Fn pthread_getschedparam
73 functions set and get the scheduling parameters of individual threads.
74 The scheduling policy for a thread can either be
76 (first in, first out),
82 The thread priority (accessed via
83 .Va param-\*[Gt]sched_priority )
85 .Dv PTHREAD_MIN_PRIORITY
87 .Dv PTHREAD_MAX_PRIORITY .
89 If successful, these functions return 0.
90 Otherwise, an error number is returned to indicate the error.
92 .Fn pthread_setschedparam
96 The value specified by
100 Invalid value for scheduling parameters.
106 .Fn pthread_getschedparam
114 .Fn pthread_setschedparam
116 .Fn pthread_getschedparam