From: Ingo Molnar <mingo@elte.hu>
To: "Uwe Kleine-König" <ukleinek@informatik.uni-freiburg.de>,
"Thomas Gleixner" <tglx@linutronix.de>,
linux-kernel@vger.kernel.org
Subject: Re: Dynamic ticks make system jerking
Date: Sat, 30 Jun 2007 21:08:45 +0200 [thread overview]
Message-ID: <20070630190844.GA1775@elte.hu> (raw)
In-Reply-To: <20070629223303.GA26926@informatik.uni-freiburg.de>
* Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de> wrote:
> I found the problem, it had only indirectly to do with nohz. I didn't
> acknowledge the serial interrupt but as the timer and the serial need
> the same acknowledgement the serial irq got his ack always when the
> timer triggerd. Up to now that delay didn't stick out as the delay
> was < 10ms.
yeah, that makes sense. Now you've probably got a better serial driver
as a side-effect :-)
Ingo
prev parent reply other threads:[~2007-06-30 19:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-26 15:00 Dynamic ticks make system jerking Uwe Kleine-König
2007-06-26 15:45 ` Thomas Gleixner
2007-06-27 16:35 ` Uwe Kleine-Koenig
2007-06-29 22:33 ` Uwe Kleine-König
2007-06-30 19:08 ` Ingo Molnar [this message]
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