linux-kernel - Re: [PATCH] x86: Reduce the default HZ value

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Message-ID: <4A031269.3000603@garzik.org>
Date:	Thu, 07 May 2009 12:55:05 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	"H. Peter Anvin" <hpa@...or.com>
CC:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Christoph Lameter <cl@...ux.com>,
	Alok Kataria <akataria@...are.com>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	the arch/x86 maintainers <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: Reduce the default HZ value

H. Peter Anvin wrote:
> Alan Cox wrote:
>> Hooray - finally someone admits the *real* problem here, and for power
>> management too. Otherwise known as "referencing jiffies as a variable must
>> die"
> 
> Amen.  Also, "using HZ as a unit of measurement must die, too."

Love to -- now, what will it be replaced with?

grep for 'deadline' in drivers/ata/libata* to find an example not so 
easily converted away from jiffies.

	Jeff



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