On Thursday 16 November 2006 06:05, Andrew Morton wrote:
> On Thu, 16 Nov 2006 04:21:09 +0100
> Andi Kleen <[email protected]> wrote:
>
> > >
> > > If it's really true that oprofile is simply busted then that's a serious
> > > problem and we should find some way of unbusting it. If that means just
> > > adding a dummy "0" entry which always returns zero or something like that,
> > > then fine.
> >
> > That could be probably done.
>
> I'm told that this is exactly what it was doing before it got changed.
Hmm, ok perhaps that can be arranged again.
The trouble is that I want to use this performance counter for
other purposes too, so we would run into trouble again
if oprofile keeps stealing it.
> > > But we can't just go and bust it.
> >
> > It just did something unbelievable broken before.
>
> What did it do?
Silently kill the nmi watchdog.
>
> > I would say it busted
> > itself.
>
> It gave profiles, which was fairly handy.
I'm sure it can be fixed there. Ok ok I keep sounding like a sysfs maintainer
now @)
-Andi
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