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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 09:46:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 09:46:15 -0700
commit31bbb9b58d1e8ebcf2b28c95c2250a9f8e31e397 (patch)
tree6bb0c0490d66d32eca43e73abb28d8b3ab0e7b91 /kernel/sched.c
parentff830b8e5f999d1ccbd0282a666520f0b557daa4 (diff)
parent3f0a525ebf4b8ef041a332bbe4a73aee94bb064b (diff)
downloadop-kernel-dev-31bbb9b58d1e8ebcf2b28c95c2250a9f8e31e397.zip
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Merge branch 'timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: itimers: Add tracepoints for itimer hrtimer: Add tracepoint for hrtimers timers: Add tracepoints for timer_list timers cputime: Optimize jiffies_to_cputime(1) itimers: Simplify arm_timer() code a bit itimers: Fix periodic tics precision itimers: Merge ITIMER_VIRT and ITIMER_PROF Trivial header file include conflicts in kernel/fork.c
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 0ac9053..2f76e06b 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5092,17 +5092,16 @@ void account_idle_time(cputime_t cputime)
*/
void account_process_tick(struct task_struct *p, int user_tick)
{
- cputime_t one_jiffy = jiffies_to_cputime(1);
- cputime_t one_jiffy_scaled = cputime_to_scaled(one_jiffy);
+ cputime_t one_jiffy_scaled = cputime_to_scaled(cputime_one_jiffy);
struct rq *rq = this_rq();
if (user_tick)
- account_user_time(p, one_jiffy, one_jiffy_scaled);
+ account_user_time(p, cputime_one_jiffy, one_jiffy_scaled);
else if ((p != rq->idle) || (irq_count() != HARDIRQ_OFFSET))
- account_system_time(p, HARDIRQ_OFFSET, one_jiffy,
+ account_system_time(p, HARDIRQ_OFFSET, cputime_one_jiffy,
one_jiffy_scaled);
else
- account_idle_time(one_jiffy);
+ account_idle_time(cputime_one_jiffy);
}
/*
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