From: Dominik Brodowski <devel@brodo.de>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Gabriel Paubert <paubert@iram.es>,
Yoann Vandoorselaere <yoann@prelude-ids.org>,
cpufreq@lists.arm.linux.org.uk, cpufreq@www.linux.org.uk,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH]: fix 32bits integer overflow in loops_per_jiffy calculation
Date: Thu, 22 Aug 2002 19:46:55 +0200 [thread overview]
Message-ID: <20020822194655.C2016@brodo.de> (raw)
In-Reply-To: <20020822193516.15445@192.168.4.1>; from benh@kernel.crashing.org on Thu, Aug 22, 2002 at 09:35:16PM +0200
On Thu, Aug 22, 2002 at 09:35:16PM +0200, Benjamin Herrenschmidt wrote:
> >IMHO per-arch functions are really not needed. The only architectures which
> >have CPUFreq drivers by now are ARM and i386. This will change, hopefully;
> >IMHO it should be enough to include some basic limit checking in
> >cpufreq_scale().
>
> In this specific case, we were talking about PPC since the problem
> occured when I implemented cpufreq support to switch the speed
> of the latest powerbooks between 667 and 800Mhz
And the patch from Yoann solves this? Then it might be easiest to use this
for the time being, and switch to George Anzinger's sc_math.h once
high-res-timer is merged.
Dominik
next prev parent reply other threads:[~2002-08-22 17:45 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-22 13:02 [PATCH]: fix 32bits integer overflow in loops_per_jiffy calculation Benjamin Herrenschmidt
2002-08-22 12:12 ` Gabriel Paubert
2002-08-22 14:31 ` Benjamin Herrenschmidt
2002-08-22 15:23 ` Gabriel Paubert
2002-08-22 15:59 ` Yoann Vandoorselaere
2002-08-22 17:22 ` [PATCH]: fix 32bits integer overflow in loops_per_jiffycalculation george anzinger
2002-08-22 16:51 ` [PATCH]: fix 32bits integer overflow in loops_per_jiffy calculation Dominik Brodowski
2002-08-22 19:35 ` Benjamin Herrenschmidt
2002-08-22 17:46 ` Dominik Brodowski [this message]
2002-08-22 18:02 ` Yoann Vandoorselaere
2002-08-22 20:00 ` Benjamin Herrenschmidt
-- strict thread matches above, loose matches on Subject: below --
2002-08-22 9:50 Yoann Vandoorselaere
2002-08-22 10:21 ` Gabriel Paubert
2002-08-22 13:00 ` Benjamin Herrenschmidt
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