[PATCH] cputime: Fix omitted ticks passed in parameter (was: Re: [tip:sched/urgent] sched/cputime: Fix steal time accounting)

[Frederic Weisbecker]

Commit f9bcf1e0e0145323ba2cf72ecad5264ff3883eb1
("sched/cputime: Fix steal time accounting") fixes a leak on steal time
accounting but forgets to account the ticks passed in parameters,
assuming there is only one to take into account.

Let's consider that parameter back.

Cc: Wanpeng Li <wanpeng...@hotmail.com>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Paolo Bonzini <pbonz...@redhat.com>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Radim <rkrc...@redhat.com>
Cc: Rik van Riel <r...@redhat.com>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Ingo Molnar <mi...@kernel.org>
Signed-off-by: Frederic Weisbecker <fweis...@gmail.com>
---
 kernel/sched/cputime.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c
index 8b9bcc5..9858266 100644
--- a/kernel/sched/cputime.c
+++ b/kernel/sched/cputime.c
@@ -509,12 +509,13 @@ void account_process_tick(struct task_struct *p, int 
user_tick)
 void account_idle_ticks(unsigned long ticks)
 {
        cputime_t cputime, steal;
+
        if (sched_clock_irqtime) {
                irqtime_account_idle_ticks(ticks);
                return;
        }
 
-       cputime = cputime_one_jiffy;
+       cputime = jiffies_to_cputime(ticks);
        steal = steal_account_process_time(cputime);
 
        if (steal >= cputime)
-- 
2.7.0