From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: linux-kernel@vger.kernel.org,
Rob van der Heij <rvdheij@gmail.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
john stultz <johnstul@us.ibm.com>
Subject: Re: [patch 2/2] keep on ticking if oprofile is active
Date: Mon, 1 Jun 2009 12:22:34 +0200 [thread overview]
Message-ID: <20090601122234.725c1e97@skybase> (raw)
In-Reply-To: <87vdngcr48.fsf@basil.nowhere.org>
On Mon, 01 Jun 2009 10:09:27 +0200
Andi Kleen <andi@firstfloor.org> wrote:
> Martin Schwidefsky <schwidefsky@de.ibm.com> writes:
>
> > From: Martin Schwidefsky <schwidefsky@de.ibm.com>
> >
> > 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.
next prev parent reply other threads:[~2009-06-01 10:22 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-28 15:04 [patch 0/2] NOHZ vs. profile/oprofile Martin Schwidefsky
2009-05-28 15:04 ` [patch 1/2] idle profile hits with NOHZ Martin Schwidefsky
2009-05-28 20:19 ` Thomas Gleixner
2009-05-29 12:56 ` Martin Schwidefsky
2009-05-29 13:15 ` Thomas Gleixner
2009-05-28 15:04 ` [patch 2/2] keep on ticking if oprofile is active Martin Schwidefsky
2009-05-28 20:29 ` Thomas Gleixner
2009-05-29 12:57 ` Martin Schwidefsky
2009-05-29 13:14 ` Thomas Gleixner
2009-06-01 8:09 ` Andi Kleen
2009-06-01 10:22 ` Martin Schwidefsky [this message]
-- strict thread matches above, loose matches on Subject: below --
2009-06-03 15:22 [patch 0/2] NOHZ vs. profile/oprofile v2 Martin Schwidefsky
2009-06-03 15:22 ` [patch 2/2] keep on ticking if oprofile is active Martin Schwidefsky
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