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

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Message-ID: <20090507213040.181e69c1@lxorguk.ukuu.org.uk>
Date:	Thu, 7 May 2009 21:30:40 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>, 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

> I would rather fix the API, than investigate hacky solutions that 
> complicate the code even more.

The fundamental problem is that the API that is wrong is "jiffies". The
false notion that there is some magical free timer variable.

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