diff options
author | Paul Mackerras <paulus@samba.org> | 2006-12-04 15:59:07 +1100 |
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committer | Paul Mackerras <paulus@samba.org> | 2006-12-04 15:59:07 +1100 |
commit | 79acbb3ff2d8095b692e1502b9eb2ccec348de26 (patch) | |
tree | 6ab773e5a8f9de2cd6443362b21d0d6fffe3b35e /kernel/sched.c | |
parent | 19a79859e168640f8e16d7b216d211c1c52b687a (diff) | |
parent | 2b5f6dcce5bf94b9b119e9ed8d537098ec61c3d2 (diff) |
Merge branch 'linux-2.6' into for-linus
Diffstat (limited to 'kernel/sched.c')
-rw-r--r-- | kernel/sched.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 094b5687eef6..3399701c680e 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -160,15 +160,6 @@ #define TASK_PREEMPTS_CURR(p, rq) \ ((p)->prio < (rq)->curr->prio) -/* - * task_timeslice() scales user-nice values [ -20 ... 0 ... 19 ] - * to time slice values: [800ms ... 100ms ... 5ms] - * - * The higher a thread's priority, the bigger timeslices - * it gets during one round of execution. But even the lowest - * priority thread gets MIN_TIMESLICE worth of execution time. - */ - #define SCALE_PRIO(x, prio) \ max(x * (MAX_PRIO - prio) / (MAX_USER_PRIO / 2), MIN_TIMESLICE) @@ -180,6 +171,15 @@ static unsigned int static_prio_timeslice(int static_prio) return SCALE_PRIO(DEF_TIMESLICE, static_prio); } +/* + * task_timeslice() scales user-nice values [ -20 ... 0 ... 19 ] + * to time slice values: [800ms ... 100ms ... 5ms] + * + * The higher a thread's priority, the bigger timeslices + * it gets during one round of execution. But even the lowest + * priority thread gets MIN_TIMESLICE worth of execution time. + */ + static inline unsigned int task_timeslice(struct task_struct *p) { return static_prio_timeslice(p->static_prio); |