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authorDongsheng Yang <yangds.fnst@cn.fujitsu.com>2014-02-11 15:34:45 +0800
committerIngo Molnar <mingo@kernel.org>2014-02-22 18:11:29 +0100
commit7e298d60f717257dc8365c975f45ff9c37165362 (patch)
tree15e6df558a79c8343aa34f28cad33031f277523c /include/linux/sched/prio.h
parent11c785b79ef2a669e4bf7be5cf2c3904b8fed015 (diff)
sched/prio: Use DEFAULT_PRIO to define NICE_TO_PRIO() and PRIO_TO_NICE()
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>
Diffstat (limited to 'include/linux/sched/prio.h')
-rw-r--r--include/linux/sched/prio.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/sched/prio.h b/include/linux/sched/prio.h
index 410ccb74c9e6..1ceaaa1da3e4 100644
--- 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