Re: [patch 2/2] keep on ticking if oprofile is active

From: Martin Schwidefsky
Date: Mon Jun 01 2009 - 06:22:50 EST


On Mon, 01 Jun 2009 10:09:27 +0200
Andi Kleen <andi@xxxxxxxxxxxxxx> wrote:

> Martin Schwidefsky <schwidefsky@xxxxxxxxxx> writes:
>
> > From: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
> >
> > On a NOHZ system with oprofile enabled the timer tick should not be
>
> The old style profile=... profiler should do that too.

Technically the old style profiler and NOHZ can be combined (see patch
#1 plus a fix as discussed with Thomas). On the other hand it would make
the code simpler if we just fallback to the standard tick if profile= is
used. My personal preference would be to use my patch.

--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.

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