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Re: [patch] change futex_wait() to hrtimers

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From: Andi Kleen <andi@...>
To: Thomas Gleixner <tglx@...>
Cc: Andi Kleen <andi@...>, Ingo Molnar <mingo@...>, Roland McGrath <roland@...>, <akpm@...>, <mm-commits@...>, <npiggin@...>, <drepper@...>, <oleg@...>, <sebastien.dugue@...>, <linux-kernel@...>
Subject: Re: [patch] change futex_wait() to hrtimers
Date: Monday, March 12, 2007 - 6:58 am

On Mon, Mar 12, 2007 at 12:00:20PM +0100, Thomas Gleixner wrote:

When it's clustered around the jiffies interval then wakeups from
multiple processes will be somewhat batched. With a precise wakeup you'll
get wakeups all over the jiffies period, won't you?

-Andi
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Messages in current thread:
[patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 5:10 am)
Re: [patch] change futex_wait() to hrtimers, Andi Kleen, (Mon Mar 12, 7:27 am)
Re: [patch] change futex_wait() to hrtimers, Thomas Gleixner, (Mon Mar 12, 7:00 am)
Re: [patch] change futex_wait() to hrtimers, Andi Kleen, (Mon Mar 12, 6:58 am)
Re: [patch] change futex_wait() to hrtimers, Theodore Tso, (Mon Mar 12, 10:12 am)
Re: [patch] change futex_wait() to hrtimers, Nick Piggin, (Mon Mar 12, 10:32 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 10:31 am)
Re: [patch] change futex_wait() to hrtimers, Andi Kleen, (Mon Mar 12, 10:22 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 7:04 am)
Re: [patch] change futex_wait() to hrtimers, Andi Kleen, (Mon Mar 12, 7:20 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 7:28 am)
Re: [patch] change futex_wait() to hrtimers, Nick Piggin, (Mon Mar 12, 5:16 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 7:02 am)
Re: [patch] change futex_wait() to hrtimers, Nick Piggin, (Mon Mar 12, 7:13 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 7:19 am)
Re: [patch] change futex_wait() to hrtimers, Nick Piggin, (Mon Mar 12, 7:29 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 7:38 am)
Re: [patch] change futex_wait() to hrtimers, Nick Piggin, (Mon Mar 12, 7:52 am)
Re: [patch] change futex_wait() to hrtimers, Ingo Molnar, (Mon Mar 12, 8:21 am)
Re: [patch] change futex_wait() to hrtimers, Nick Piggin, (Mon Mar 12, 8:36 am)
Re: [patch] change futex_wait() to hrtimers, Thomas Gleixner, (Mon Mar 12, 7:19 am)