From: Ingo Molnar <mingo@elte.hu>
To: Andi Kleen <andi@firstfloor.org>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
LKML <linux-kernel@vger.kernel.org>,
"H. Peter Anvin" <hpa@linux.intel.com>
Subject: Re: [PATCH for -tip] x86, mce: use round_jiffies() instead round_jiffies_relative()
Date: Wed, 11 Mar 2009 11:28:23 +0100 [thread overview]
Message-ID: <20090311102823.GA2157@elte.hu> (raw)
In-Reply-To: <20090311021405.GE11935@one.firstfloor.org>
* Andi Kleen <andi@firstfloor.org> wrote:
> On Wed, Mar 11, 2009 at 10:14:26AM +0900, KOSAKI Motohiro wrote:
> > Impact: saving power _very_ little
> >
> > round_jiffies() round up absolute jiffies to full second.
> > round_jiffies_relative() round up relative jiffies to full second.
> >
> > The "t->expires" is absolute jiffies. Then, round_jiffies() should be
> > used instead round_jiffies_relative().
>
> Thanks. I have a rewrite of this code pending. I added it to
> this.
It's already queued up in tip:x86/mce2.
Ingo
prev parent reply other threads:[~2009-03-11 10:28 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-11 1:14 [PATCH for -tip] x86, mce: use round_jiffies() instead round_jiffies_relative() KOSAKI Motohiro
2009-03-11 2:14 ` Andi Kleen
2009-03-11 10:28 ` Ingo Molnar [this message]
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