linux-kernel - Re: Interrupt latency on some 945GM platforms

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Message-Id: <201009162142.10629.anarsoul@gmail.com>
Date:	Thu, 16 Sep 2010 21:42:05 +0300
From:	Vasily Khoruzhick <anarsoul@...il.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Sitsofe Wheeler <sitsofe@...oo.com>,
	Venkatesh Pallipadi <venki@...gle.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: Interrupt latency on some 945GM platforms

В сообщении от 16 of September 2010 21:30:58 автор Vasily Khoruzhick написал:
> В сообщении от 16 of September 2010 21:07:39 автор Thomas Gleixner написал:
> > > Btw, Jesse, any comments/solutions/workarounds except one with
> > > processor.max_cstate=1 in kernel commandline? Should I file a bug on
> > > fdo bugzilla?
> > 
> > we fixed a HPET related bug a few days ago, which might be the cause
> > for your problem as well.
> 
> Nope, it doesn't help :(

Btw, I suspect hpet is not related, I disabled hpet completely in kernel 
config but issue is still here (clocksource is acpi_pm)

Regards
Vasily

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