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sched: remove 'now' use from assignments

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change all 'now' timestamp uses in assignments to rq->clock.

( this is an identity transformation that causes no functionality change:
  all such new rq->clock is necessarily preceded by an update_rq_clock()
  call. )

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar
2007-08-09 11:16:47 +02:00
parent eb59449400
commit d281918d7c
3 changed files with 17 additions and 16 deletions
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kernel/sched.c
+4 -4
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@@ -788,8 +788,8 @@ static void update_curr_load(struct rq *rq, u64 now)
u64 start;
start = ls->load_update_start;
ls->load_update_start = now;
ls->delta_stat += now - start;
ls->load_update_start = rq->clock;
ls->delta_stat += rq->clock - start;
/*
* Stagger updates to ls->delta_fair. Very frequent updates
* can be expensive.
@@ -1979,8 +1979,8 @@ static void update_cpu_load(struct rq *this_rq)
exec_delta64 = ls->delta_exec + 1;
ls->delta_exec = 0;
sample_interval64 = now - ls->load_update_last;
ls->load_update_last = now;
sample_interval64 = this_rq->clock - ls->load_update_last;
ls->load_update_last = this_rq->clock;
if ((s64)sample_interval64 < (s64)TICK_NSEC)
sample_interval64 = TICK_NSEC;