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| author | Ingo Molnar <mingo@elte.hu> | 2007-08-09 09:16:47 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-08-09 09:16:47 (GMT) |
| commit | c1b3da3ecdbf9e9f377474c11ba988b8821f86c8 (patch) | |
| tree | cb38b24a25ec27eed779e100eb9af909ba487bb7 | |
| parent | 2ab81159fa426bd09c21faf7c25fba13bc9d2902 (diff) | |
| download | linux-c1b3da3ecdbf9e9f377474c11ba988b8821f86c8.tar.xz | |
sched: eliminate __rq_clock() use
eliminate __rq_clock() use by changing it to:
__update_rq_clock(rq)
now = rq->clock;
identity transformation - no change in behavior.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | kernel/sched.c | 8 | ||||
| -rw-r--r-- | kernel/sched_fair.c | 9 |
2 files changed, 13 insertions, 4 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 8932110..d673451 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -1967,9 +1967,12 @@ static void update_cpu_load(struct rq *this_rq) unsigned long total_load = this_rq->ls.load.weight; unsigned long this_load = total_load; struct load_stat *ls = &this_rq->ls; - u64 now = __rq_clock(this_rq); + u64 now; int i, scale; + __update_rq_clock(this_rq); + now = this_rq->clock; + this_rq->nr_load_updates++; if (unlikely(!(sysctl_sched_features & SCHED_FEAT_PRECISE_CPU_LOAD))) goto do_avg; @@ -3458,7 +3461,8 @@ need_resched_nonpreemptible: spin_lock_irq(&rq->lock); clear_tsk_need_resched(prev); - now = __rq_clock(rq); + __update_rq_clock(rq); + now = rq->clock; if (prev->state && !(preempt_count() & PREEMPT_ACTIVE)) { if (unlikely((prev->state & TASK_INTERRUPTIBLE) && diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 969f08c..bd20fad 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -672,7 +672,10 @@ static void entity_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr) { struct rq *rq = rq_of(cfs_rq); struct sched_entity *next; - u64 now = __rq_clock(rq); + u64 now; + + __update_rq_clock(rq); + now = rq->clock; /* * Dequeue and enqueue the task to update its @@ -824,8 +827,10 @@ dequeue_task_fair(struct rq *rq, struct task_struct *p, int sleep, u64 now) static void yield_task_fair(struct rq *rq, struct task_struct *p) { struct cfs_rq *cfs_rq = task_cfs_rq(p); - u64 now = __rq_clock(rq); + u64 now; + __update_rq_clock(rq); + now = rq->clock; /* * Dequeue and enqueue the task to update its * position within the tree: |