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Diffstat (limited to 'man2/sched_setparam.2')
-rw-r--r-- | man2/sched_setparam.2 | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/man2/sched_setparam.2 b/man2/sched_setparam.2 deleted file mode 100644 index 3e69961..0000000 --- a/man2/sched_setparam.2 +++ /dev/null @@ -1,121 +0,0 @@ -.\" Copyright (C) Tom Bjorkholm & Markus Kuhn, 1996 -.\" -.\" SPDX-License-Identifier: GPL-2.0-or-later -.\" -.\" 1996-04-01 Tom Bjorkholm <tomb@mydata.se> -.\" First version written -.\" 1996-04-10 Markus Kuhn <mskuhn@cip.informatik.uni-erlangen.de> -.\" revision -.\" Modified 2004-05-27 by Michael Kerrisk <mtk.manpages@gmail.com> -.\" -.TH sched_setparam 2 2023-10-31 "Linux man-pages 6.7" -.SH NAME -sched_setparam, sched_getparam \- set and get scheduling parameters -.SH LIBRARY -Standard C library -.RI ( libc ", " \-lc ) -.SH SYNOPSIS -.nf -.B #include <sched.h> -.P -.BI "int sched_setparam(pid_t " pid ", const struct sched_param *" param ); -.BI "int sched_getparam(pid_t " pid ", struct sched_param *" param ); -.P -\fBstruct sched_param { - ... - int \fIsched_priority\fB; - ... -}; -.fi -.SH DESCRIPTION -.BR sched_setparam () -sets the scheduling parameters associated with the scheduling policy -for the thread whose thread ID is specified in \fIpid\fP. -If \fIpid\fP is zero, then -the parameters of the calling thread are set. -The interpretation of -the argument \fIparam\fP depends on the scheduling -policy of the thread identified by -.IR pid . -See -.BR sched (7) -for a description of the scheduling policies supported under Linux. -.P -.BR sched_getparam () -retrieves the scheduling parameters for the -thread identified by \fIpid\fP. -If \fIpid\fP is zero, then the parameters -of the calling thread are retrieved. -.P -.BR sched_setparam () -checks the validity of \fIparam\fP for the scheduling policy of the -thread. -The value \fIparam\->sched_priority\fP must lie within the -range given by -.BR sched_get_priority_min (2) -and -.BR sched_get_priority_max (2). -.P -For a discussion of the privileges and resource limits related to -scheduling priority and policy, see -.BR sched (7). -.P -POSIX systems on which -.BR sched_setparam () -and -.BR sched_getparam () -are available define -.B _POSIX_PRIORITY_SCHEDULING -in \fI<unistd.h>\fP. -.SH RETURN VALUE -On success, -.BR sched_setparam () -and -.BR sched_getparam () -return 0. -On error, \-1 is returned, and -.I errno -is set to indicate the error. -.SH ERRORS -.TP -.B EINVAL -Invalid arguments: -.I param -is NULL or -.I pid -is negative -.TP -.B EINVAL -.RB ( sched_setparam ()) -The argument \fIparam\fP does not make sense for the current -scheduling policy. -.TP -.B EPERM -.RB ( sched_setparam ()) -The caller does not have appropriate privileges -(Linux: does not have the -.B CAP_SYS_NICE -capability). -.TP -.B ESRCH -The thread whose ID is \fIpid\fP could not be found. -.SH STANDARDS -POSIX.1-2008. -.SH HISTORY -POSIX.1-2001. -.SH SEE ALSO -.ad l -.nh -.BR getpriority (2), -.BR gettid (2), -.BR nice (2), -.BR sched_get_priority_max (2), -.BR sched_get_priority_min (2), -.BR sched_getaffinity (2), -.BR sched_getscheduler (2), -.BR sched_setaffinity (2), -.BR sched_setattr (2), -.BR sched_setscheduler (2), -.BR setpriority (2), -.BR capabilities (7), -.BR sched (7) |