linux-kernel - Re: [PATCH] Turn rdmsr, rdtsc into inline functions, clarify names

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Message-Id: <200608062243.45129.dtor@insightbb.com>
Date:	Sun, 6 Aug 2006 22:43:44 -0400
From:	Dmitry Torokhov <dtor@...ightbb.com>
To:	Andi Kleen <ak@....de>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	lkml - Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Vojtech Pavlik <vojtech@...e.cz>
Subject: Re: [PATCH] Turn rdmsr, rdtsc into inline functions, clarify names

On Saturday 05 August 2006 23:16, Andi Kleen wrote:
> This whole thing is broken, e.g. on a preemptive kernel when the
> code can switch CPUs 
> 

Would not preempt_disable fix that?

> Dmitry, I would suggest to convert it over to do_gettimeofday and remove
> all the architecture ifdefs.
> 
> Or maybe just remove it completely.  Who cares about the speed of a gameport 
> anyways? And why can't they measure it in user space? 
> 

Analog driver uses it to adjust timing. Vojtech should have more background
on that..

-- 
Dmitry
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