diff --git a/man2/sched_rr_get_interval.2 b/man2/sched_rr_get_interval.2 index aa7ff8e76..7ac9cf1ac 100644 --- a/man2/sched_rr_get_interval.2 +++ b/man2/sched_rr_get_interval.2 @@ -102,16 +102,9 @@ is available define in .IR . .SS Linux Notes -.\" FIXME -.\" From at least Linux 2.6.9, the following is no longer true -.\" for SCHED_RR processes. For RR processes the timeslice is always -.\" DEF_TIMESLICE, or 0.1 secs. -.\" Was the following really true for older kernels? -.\" Must build a 2.6.8 kernel and retest, and rewrite the following text -.\" appropriately. POSIX does not specify any mechanism for controlling the size of the round-robin time quantum. -However, Linux provides a (nonportable) method of doing this. +Older Linux kernels provide a (nonportable) method of doing this. The quantum can be controlled by adjusting the process's nice value (see .BR setpriority (2)). Assigning a negative (i.e., high) nice value results in a longer quantum; @@ -119,6 +112,11 @@ assigning a positive (i.e., low) nice value results in a shorter quantum. The default quantum is 0.1 seconds; the degree to which changing the nice value affects the quantum has varied somewhat across kernel versions. +Since Linux 2.6.24, +.\" commit a4ec24b48ddef1e93f7578be53270f0b95ad666c +the +.BR SCHED_RR +quantum cannot be modified. .\" .SH BUGS .\" As of Linux 1.3.81 .\" .BR sched_rr_get_interval ()