From: Thomas Gleixner <tglx@linutronix.de>
To: Joe Korty <joe.korty@ccur.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>
Subject: Re: add_timer_on and CONFIG_NO_HZ
Date: Wed, 30 May 2007 17:57:00 +0200 [thread overview]
Message-ID: <1180540620.3930.1.camel@chaos> (raw)
In-Reply-To: <20070530132844.GA3630@tsunami.ccur.com>
Joe,
On Wed, 2007-05-30 at 09:28 -0400, Joe Korty wrote:
> Hi Thomas,
> It seems that when add_timer_on() is used to put a timer
> on another cpu's timer queue, that remote cpu should be
> made to reprogram its hardware APIC timer, when CONFIG_NO_HZ=y
> and the new timer is put at the front of the timer wheel.
indeed, that makes sense. I look into this. Thanks for pointing it out.
tglx
prev parent reply other threads:[~2007-05-30 15:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-30 13:28 add_timer_on and CONFIG_NO_HZ Joe Korty
2007-05-30 15:57 ` Thomas Gleixner [this message]
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