linux-kernel - Re: [PATCH 20/35] Use a pre-calculated value for num_online

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Message-ID: <alpine.DEB.1.10.0903161247170.17730@qirst.com>
Date:	Mon, 16 Mar 2009 12:47:35 -0400 (EDT)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Mel Gorman <mel@....ul.ie>
cc:	Linux Memory Management List <linux-mm@...ck.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Rik van Riel <riel@...hat.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Nick Piggin <npiggin@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Lin Ming <ming.m.lin@...el.com>,
	Zhang Yanmin <yanmin_zhang@...ux.intel.com>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH 20/35] Use a pre-calculated value for
 num_online_nodes()

On Mon, 16 Mar 2009, Mel Gorman wrote:

> On Mon, Mar 16, 2009 at 12:08:25PM -0400, Christoph Lameter wrote:
> > On Mon, 16 Mar 2009, Mel Gorman wrote:
> >
> > > +extern int static_num_online_nodes;
> >
> > Strange name. Could we name this nr_online_nodes or so?
> >
>
> It's to match the function name. Arguably I could also have replaced the
> implementation of num_online_nodes() with a version that uses the static
> variable.

We have nr_node_ids etc. It would be consistant with that naming.

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