Messages in this thread | | | Date | Mon, 29 Oct 2007 21:41:16 +0100 | From | Ingo Molnar <> | Subject | Re: [stable] 2.6.23 regression: top displaying 9999% CPU usage |
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* Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> > - return clock_t_to_cputime(utime); > > + p->prev_utime = max(p->prev_utime, clock_t_to_cputime(utime)); > > + return p->prev_utime; > > } > [...] > > I dont think it will work. It will make utime monotic, but stime can > still decrease. For example let sum_exec_runtime increase by a tiny > little bit while utime will get a full additional tick. stime is > sum-utime. So stime can still go backwards. So I think that we need > this kind of logic for stime as well, no?
yeah, probably. Peter?
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