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sched: fix /proc/<PID>/stat stime/utime monotonicity, part 2

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Extend Peter's patch to fix accounting issues, by keeping stime
monotonic too.

Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Tested-by: Frans Pop <elendil@planet.nl>
This commit is contained in:
Balbir Singh 2007-10-30 00:26:32 +01:00 • committed by Ingo Molnar
parent 82798a17ad
commit 9301899be7
3 changed files with 4 additions and 2 deletions
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3
fs/proc/array.c
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@ -374,7 +374,8 @@ static cputime_t task_stime(struct task_struct *p)
stime = nsec_to_clock_t(p->se.sum_exec_runtime) -
cputime_to_clock_t(task_utime(p));
return clock_t_to_cputime(stime);
p->prev_stime = max(p->prev_stime, clock_t_to_cputime(stime));
return p->prev_stime;
}
#endif