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sched/prio: Use DEFAULT_PRIO to define NICE_TO_PRIO() and PRIO_TO_NICE()
author
Dongsheng Yang
<yangds.fnst@cn.fujitsu.com>
Tue, 11 Feb 2014 07:34:45 +0000
(15:34 +0800)
committer
Ingo Molnar
<mingo@kernel.org>
Sat, 22 Feb 2014 17:11:29 +0000
(18:11 +0100)
There is already a macro named DEFAULT_PRIO in prio.h, we can use it
to define NICE_TO_PRIO and PRIO_TO_NICE rather than use hard coding
of (MAX_RT_PRIO + 20).
Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link:
http://lkml.kernel.org/r/4e28ec36fb49e8906027cbbdd900ab26a149905e.1392103744.git.yangds.fnst@cn.fujitsu.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
include/linux/sched/prio.h
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diff --git
a/include/linux/sched/prio.h
b/include/linux/sched/prio.h
index
410ccb7
..
1ceaaa1
100644
(file)
--- a/
include/linux/sched/prio.h
+++ b/
include/linux/sched/prio.h
@@
-25,8
+25,8
@@
* to static priority [ MAX_RT_PRIO..MAX_PRIO-1 ],
* and back.
*/
-#define NICE_TO_PRIO(nice) (
MAX_RT_PRIO + (nice) + 20
)
-#define PRIO_TO_NICE(prio) ((prio) -
MAX_RT_PRIO - 20
)
+#define NICE_TO_PRIO(nice) (
(nice) + DEFAULT_PRIO
)
+#define PRIO_TO_NICE(prio) ((prio) -
DEFAULT_PRIO
)
/*
* 'User priority' is the nice value converted to something we