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Subject: Re: + clocksource-add-generic-sched_clock.patch added to -mm tree
From: Thomas Gleixner <tglx@linutronix.de>
Reply-To: tglx@linutronix.de
To: Daniel Walker <dwalker@mvista.com>
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Date: Sun, 08 Oct 2006 23:21:23 +0200
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On Sun, 2006-10-08 at 14:15 -0700, Daniel Walker wrote:
> On Sun, 2006-10-08 at 20:45 +0200, Thomas Gleixner wrote:
> 
> > > I'm not moving the kernel/timer.c clocksource user back into
> > > kernel/time/clocksource.c . That code completely belongs with the
> > > generic time of day changes. The code is directly coupled, and in fact
> > > it improves the timekeeping clock switching code to have it that way.
> > 
> > I don't see any reason, why it must be added to timer.c. You can achieve
> > the same result with calling the code outside, except that the compiler
> > might miss some inline optimization. The switch clock code is not a
> > hotpath and so it does not matter whether it is called here or there.
> 
> It wouldn't be as clean to integrate the two. The hotpath is improved
> (which is what I was referring too above.)

Sorry, where is which hotpath improved ?

	tglx