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Modified discussion of privileges; added pointer to sched_setscheduler.2 for a discussion of privilegs and resource limits.

This commit is contained in:
Michael Kerrisk 2005-07-28 14:36:53 +00:00
parent 4c11163972
commit 0fdbc1eb4a
1 changed files with 9 additions and 10 deletions
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19
man2/sched_setparam.2
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@ -28,7 +28,7 @@
.\" revision .\" revision
.\" Modified 2004-05-27 by Michael Kerrisk <mtk-manpages@gmx.net> .\" Modified 2004-05-27 by Michael Kerrisk <mtk-manpages@gmx.net>
.\" .\"
.TH SCHED_SETPARAM 2 2004-05-27 "Linux 2.6.6" "Linux Programmer's Manual" .TH SCHED_SETPARAM 2 2005-07-28 "Linux 2.6.12" "Linux Programmer's Manual"
.SH NAME .SH NAME
sched_setparam, sched_getparam \- set and get scheduling parameters sched_setparam, sched_getparam \- set and get scheduling parameters
.SH SYNOPSIS .SH SYNOPSIS
@ -70,6 +70,10 @@ process. The parameter \fIp->sched_priority\fR must lie within the
range given by \fBsched_get_priority_min\fR and range given by \fBsched_get_priority_min\fR and
\fBsched_get_priority_max\fR. \fBsched_get_priority_max\fR.
For a discussion of the privileges and resource limits related to
scheduling priority and policy, see
.BR sched_setscheduler (2).
POSIX systems on which POSIX systems on which
.B sched_setparam .B sched_setparam
and and
@ -94,15 +98,10 @@ The parameter \fIp\fR does not make sense for the current
scheduling policy. scheduling policy.
.TP .TP
.B EPERM .B EPERM
The calling process does not have appropriate privileges. The calling process does not have appropriate privileges
A process calling (Linux: does not have the
.BR sched_setparam .B CAP_SYS_NICE
needs an effective user ID equal to the user ID or effective user ID capability).
of the process identified by
.IR pid ,
or (Linux) it must have the
CAP_SYS_NICE
capability.
.TP .TP
.B ESRCH .B ESRCH
The process whose ID is \fIpid\fR could not be found. The process whose ID is \fIpid\fR could not be found.