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    SubjectRe: [stable] 2.6.23 regression: top displaying 9999% CPU usage
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    On Mon, 2007-10-29 at 21:41 +0100, Ingo Molnar wrote:
    > * 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?

    /me dons the brown paper bag while mumbling an agreement of sorts.

    I'll not attempt to come up with a patch as I fear I'll just make a
    bigger mess in my current state, hope to feel better tomorrow..

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