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Subject: Re: [patch] change futex_wait() to hrtimers
From: Thomas Gleixner <tglx@linutronix.de>
Reply-To: tglx@linutronix.de
To: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@elte.hu>, Roland McGrath <roland@redhat.com>,
       akpm@linux-foundation.org, mm-commits@vger.kernel.org, npiggin@suse.de,
       drepper@redhat.com, oleg@tv-sign.ru, sebastien.dugue@bull.net,
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Date: Mon, 12 Mar 2007 12:00:20 +0100
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On Mon, 2007-03-12 at 12:27 +0100, Andi Kleen wrote:
> Ingo Molnar <mingo@elte.hu> writes:
> > 
> > the only correct approach is the use of hrtimers, and a patch exists for 
> > that - see below. This has been included in -rt for quite some time.
> 
> But isn't that bad for power management? You'll likely get more
> idle wakeups, won't you?

Why so ? It comes more precise, but only once.

	tglx