sched: fix /proc/<PID>/stat stime/utime monotonicity, part 2
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>
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Ingo Molnar
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9301899be7
@@ -374,7 +374,8 @@ static cputime_t task_stime(struct task_struct *p)
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stime = nsec_to_clock_t(p->se.sum_exec_runtime) -
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cputime_to_clock_t(task_utime(p));
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return clock_t_to_cputime(stime);
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p->prev_stime = max(p->prev_stime, clock_t_to_cputime(stime));
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return p->prev_stime;
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}
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#endif
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