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Message-ID: <46BBEC37.5040900@tmr.com>
Date: Fri, 10 Aug 2007 00:40:23 -0400
From: Bill Davidsen <davidsen@....com>
To: linux-kernel@...r.kernel.org
Cc: Jan Engelhardt <jengelh@...putergmbh.de>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
rtc-linux@...glegroups.com
Subject: Re: rtc max frequency setting
H. Peter Anvin wrote:
> Jan Engelhardt wrote:
>> Hi,
>>
>> with the old rtc.ko module, there was a /proc/sys/dev/rtc/max-user-freq
>> that could be set. With rtc_cmos.ko (or the new rtc infrastructure in
>> general), I am missing this file. Where can I set the max-user-freq now,
>> or is this obsolete now? (mplayer prefers to have user-freq to be >= 1024.)
>>
>
> Qemu wants something like this too. Both of these really want something
> else, which is a high-frequency userspace timer.
>
> What is the best way to do that on modern kernels?
>
/proc/sys/dev/hpet/max-user-freq? But I notice that some kernels provide
both values (my 2.6.15, was where I looked), so maybe the rtc went away.
--
Bill Davidsen <davidsen@....com>
"We have more to fear from the bungling of the incompetent than from
the machinations of the wicked." - from Slashdot
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