Date: Tue, 11 Dec 2007 00:53:53 +0100
From: Guillaume Chazarain <guichaz@yahoo.fr>
To: Stefano Brivio <stefano.brivio@polimi.it>
Cc: Ingo Molnar <mingo@elte.hu>, Andrew Morton <akpm@linux-foundation.org>,
       rjw@sisk.pl, linux-kernel@vger.kernel.org,
       torvalds@linux-foundation.org
Subject: Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23
Message-ID: <20071211005353.55bcbc1e@inria.fr>
In-Reply-To: <20071211003433.5cf0230d@morte>
References: <200712080340.49546.rjw@sisk.pl>
	<20071210204212.GA5502@elte.hu>
	<20071210125923.37bd2f10.akpm@linux-foundation.org>
	<20071210224508.GB27178@elte.hu>
	<20071210230425.GA641@elte.hu>
	<20071211003433.5cf0230d@morte>
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Stefano Brivio <stefano.brivio@polimi.it> wrote:

> Sorry for disappearing. Anyway, yes, those patches fixed it. Precision in
> delays isn't that good when using my crappy unstable TSC (mdelay(2000)
> causes delays between 2 and 2.9 seconds) but it's not depending on frequency
> changes anymore. So I'd say it's fixed, but please tell me if you want me
> to do any other test so as to be sure it is.

Ingo,

it seems you dropped http://lkml.org/lkml/2007/12/7/100 (cpu_clock()
based udelay), so how udelay can be affected by your proposed changes?

Thanks.

-- 
Guillaume
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