On 2007.06.25 21:36:17 +0200, Andi Kleen wrote:
> On Monday 25 June 2007 21:09, Andrew Morton wrote:
> > On Wed, 20 Jun 2007 20:34:48 +0200
> >
> > Bj__rn Steinbrink <[email protected]> wrote:
> > > The performance counter allocator relies on the nmi watchdog being
> > > probed, so we have to do that even if the watchdog is not enabled.
> >
> > So... what's the status of this lot?
> >
> > I've just merged this patch and the second one:
> >
> > Subject: [PATCH 2/2] Reserve the right performance counter for the Intel
> > PerfMon NMI watchdog Message-ID: <[email protected]>
> >
> > but there was no followup discussion afaict.
> >
> > Andi, Stephane: acks?
>
> Yes, although I'm still a little uneasy about the always probe one.
>
> > If acked, do we agree that this is 2.6.22 material?
>
> The first (always probe) is probably .22 material, but needs more testing
> first.
Hm, without the second, I expect OProfile to break when the watchdog is
enabled. Alternatively to the patch I sent, we could revert the change
that makes it use perfctr1 instead of perfctr0. Would you prefer that?
Björn
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