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sched: remove the 'u64 now' local variables

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final step: remove all (now superfluous) 'u64 now' variables.

( identity transformation that causes no change in functionality. )

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2007-08-09 11:16:51 +02:00
parent 2e1cb74a50
commit bdd4dfa89c
2 changed files with 0 additions and 22 deletions
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16
kernel/sched.c
View file

@ -910,10 +910,7 @@ static int effective_prio(struct task_struct *p)
*/
static void activate_task(struct rq *rq, struct task_struct *p, int wakeup)
{
u64 now;
update_rq_clock(rq);
now = rq->clock;
if (p->state == TASK_UNINTERRUPTIBLE)
rq->nr_uninterruptible--;
@ -927,10 +924,7 @@ static void activate_task(struct rq *rq, struct task_struct *p, int wakeup)
*/
static inline void activate_idle_task(struct task_struct *p, struct rq *rq)
{
u64 now;
update_rq_clock(rq);
now = rq->clock;
if (p->state == TASK_UNINTERRUPTIBLE)
rq->nr_uninterruptible--;
@ -1647,13 +1641,11 @@ void fastcall wake_up_new_task(struct task_struct *p, unsigned long clone_flags)
unsigned long flags;
struct rq *rq;
int this_cpu;
u64 now;
rq = task_rq_lock(p, &flags);
BUG_ON(p->state != TASK_RUNNING);
this_cpu = smp_processor_id(); /* parent's CPU */
update_rq_clock(rq);
now = rq->clock;
p->prio = effective_prio(p);
@ -1955,11 +1947,9 @@ 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;
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)))
@ -3431,7 +3421,6 @@ asmlinkage void __sched schedule(void)
struct task_struct *prev, *next;
long *switch_count;
struct rq *rq;
u64 now;
int cpu;
need_resched:
@ -3450,7 +3439,6 @@ need_resched_nonpreemptible:
spin_lock_irq(&rq->lock);
clear_tsk_need_resched(prev);
__update_rq_clock(rq);
now = rq->clock;
if (prev->state && !(preempt_count() & PREEMPT_ACTIVE)) {
if (unlikely((prev->state & TASK_INTERRUPTIBLE) &&
@ -3909,13 +3897,11 @@ void rt_mutex_setprio(struct task_struct *p, int prio)
unsigned long flags;
int oldprio, on_rq;
struct rq *rq;
u64 now;
BUG_ON(prio < 0 || prio > MAX_PRIO);
rq = task_rq_lock(p, &flags);
update_rq_clock(rq);
now = rq->clock;
oldprio = p->prio;
on_rq = p->se.on_rq;
@ -3953,7 +3939,6 @@ void set_user_nice(struct task_struct *p, long nice)
int old_prio, delta, on_rq;
unsigned long flags;
struct rq *rq;
u64 now;
if (TASK_NICE(p) == nice || nice < -20 || nice > 19)
return;
@ -3963,7 +3948,6 @@ void set_user_nice(struct task_struct *p, long nice)
*/
rq = task_rq_lock(p, &flags);
update_rq_clock(rq);
now = rq->clock;
/*
* The RT priorities are set via sched_setscheduler(), but we still
* allow the 'normal' nice value to be set - but as expected

6
kernel/sched_fair.c
View file

@ -667,10 +667,8 @@ 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;
__update_rq_clock(rq);
now = rq->clock;
/*
* Dequeue and enqueue the task to update its
@ -820,10 +818,8 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int sleep)
static void yield_task_fair(struct rq *rq, struct task_struct *p)
{
struct cfs_rq *cfs_rq = task_cfs_rq(p);
u64 now;
__update_rq_clock(rq);
now = rq->clock;
/*
* Dequeue and enqueue the task to update its
* position within the tree:
@ -1062,11 +1058,9 @@ static void set_curr_task_fair(struct rq *rq)
{
struct task_struct *curr = rq->curr;
struct sched_entity *se = &curr->se;
u64 now;
struct cfs_rq *cfs_rq;
update_rq_clock(rq);
now = rq->clock;
for_each_sched_entity(se) {
cfs_rq = cfs_rq_of(se);