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| author | GeunSik Lim <leemgs1@gmail.com> | 2009-05-28 10:36:14 +0900 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-29 16:21:09 +0200 |
| commit | f04d82b7e0c63d0251f9952a537a4bc4d73aa1a9 (patch) | |
| tree | de32c62ffd0051884fd5e157009fffe7c82fd7b0 /Documentation/scheduler | |
| parent | 294ae4011530d008c59c4fb9847738e39228821e (diff) | |
| download | op-kernel-dev-f04d82b7e0c63d0251f9952a537a4bc4d73aa1a9.zip op-kernel-dev-f04d82b7e0c63d0251f9952a537a4bc4d73aa1a9.tar.gz | |
sched: fix typo in sched-rt-group.txt file
Fix typo about static priority's range.
Kernel Space User Space
===============================================================
0(high) to 98(low) user RT priority 99(high) to 1(low)
with SCHED_RR or SCHED_FIFO
---------------------------------------------------------------
99 sched_priority is not used in scheduling
decisions(it must be specified as 0)
---------------------------------------------------------------
100(high) to 139(low) user nice -20(high) to 19(low)
---------------------------------------------------------------
140 idle task priority
---------------------------------------------------------------
* ref) http://www.kernel.org/doc/man-pages/online/pages/man2/sched_setscheduler.2.html
Signed-off-by: GeunSik Lim <geunsik.lim@samsung.com>
CC: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation/scheduler')
| -rw-r--r-- | Documentation/scheduler/sched-rt-group.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/scheduler/sched-rt-group.txt b/Documentation/scheduler/sched-rt-group.txt index eb74b01..1df7f9c 100644 --- a/Documentation/scheduler/sched-rt-group.txt +++ b/Documentation/scheduler/sched-rt-group.txt @@ -187,7 +187,7 @@ get their allocated time. Implementing SCHED_EDF might take a while to complete. Priority Inheritance is the biggest challenge as the current linux PI infrastructure is geared towards -the limited static priority levels 0-139. With deadline scheduling you need to +the limited static priority levels 0-99. With deadline scheduling you need to do deadline inheritance (since priority is inversely proportional to the deadline delta (deadline - now). |
