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| author | Florian Weimer <fweimer@redhat.com> | 2019-02-02 14:13:33 +0100 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2019-02-02 14:15:27 +0100 |
| commit | c70824b9a4645c0ecd049da8cfdb2c28ae7ada23 (patch) | |
| tree | fe97a1176e0983462c79a9331cf4324f62d5d64e /sysdeps | |
| parent | 4dcbbc3b28aaeafe23e1a30db84055aa6f6fa987 (diff) | |
| download | glibc-c70824b9a4645c0ecd049da8cfdb2c28ae7ada23.tar glibc-c70824b9a4645c0ecd049da8cfdb2c28ae7ada23.tar.gz glibc-c70824b9a4645c0ecd049da8cfdb2c28ae7ada23.tar.bz2 glibc-c70824b9a4645c0ecd049da8cfdb2c28ae7ada23.zip | |
manual: Document lack of conformance of sched_* functions [BZ #14829]
On Linux, we define _POSIX_PRIORITY_SCHEDULING, but functions such
as sched_setparam and sched_setscheduler apply to individual threads,
not processes.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/posix_opt.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/posix_opt.h b/sysdeps/unix/sysv/linux/bits/posix_opt.h index b3bf5efd4d..ca020d3cdd 100644 --- a/sysdeps/unix/sysv/linux/bits/posix_opt.h +++ b/sysdeps/unix/sysv/linux/bits/posix_opt.h @@ -25,7 +25,10 @@ /* Processes have a saved set-user-ID and a saved set-group-ID. */ #define _POSIX_SAVED_IDS 1 -/* Priority scheduling is supported. */ +/* Priority scheduling is not supported with the correct semantics, + but GNU/Linux applications expect that the corresponding interfaces + are available, even though the semantics do not meet the POSIX + requirements. See glibc bug 14829. */ #define _POSIX_PRIORITY_SCHEDULING 200809L /* Synchronizing file data is supported. */ |