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From: "H. Peter Anvin" <hpa@zytor.com>
To: Jan Engelhardt <jengelh@computergmbh.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	rtc-linux@googlegroups.com
Subject: Re: rtc max frequency setting
Date: Sat, 04 Aug 2007 17:06:38 -0700	[thread overview]
Message-ID: <46B5148E.50302@zytor.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0708050042560.14443@fbirervta.pbzchgretzou.qr>

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?

	-hpa

  reply	other threads:[~2007-08-05  0:07 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-04 22:44 rtc max frequency setting Jan Engelhardt
2007-08-05  0:06 ` H. Peter Anvin [this message]
2007-08-05  0:41   ` [rtc-linux] " Alessandro Zummo
2007-08-05  8:05   ` Jan Engelhardt
2007-08-05 23:40   ` Michael Chang
2007-08-06 19:01   ` [rtc-linux] " Alessandro Zummo
2007-08-10  4:40   ` Bill Davidsen

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