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From: Peter Zijlstra <peterz@infradead.org>
To: Wu Fengguang <fengguang.wu@intel.com>
Cc: Christoph Lameter <cl@linux-foundation.org>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Minchan Kim <minchan.kim@gmail.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	David Howells <dhowells@redhat.com>,
	"riel@redhat.com" <riel@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"tytso@mit.edu" <tytso@mit.edu>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"elladan@eskimo.com" <elladan@eskimo.com>,
	"npiggin@suse.de" <npiggin@suse.de>,
	"Barnes, Jesse" <jesse.barnes@intel.com>
Subject: Re: [PATCH] mm: count only reclaimable lru pages
Date: Thu, 16 Jul 2009 16:28:11 +0200	[thread overview]
Message-ID: <1247754491.6586.23.camel@laptop> (raw)
In-Reply-To: <20090716142533.GA27165@localhost>

On Thu, 2009-07-16 at 22:25 +0800, Wu Fengguang wrote:
> > Reclaimable? Are all pages on the LRUs truly reclaimable?
> 
> No, only possibly reclaimable :)
> 
> What would you suggest?  In fact I'm not totally comfortable with it.
> Maybe it would be safer to simply stick with the old _lru_pages
> naming?

Nah, I like the reclaimable name, these pages are at least potentially
reclaimable.

lru_pages() is definately not correct anymore since you exclude the
unevictable and possibly the anon pages.

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  reply	other threads:[~2009-07-16 14:28 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-16 13:34 [PATCH] mm: count only reclaimable lru pages Wu Fengguang
2009-07-16 13:40 ` Peter Zijlstra
2009-07-16 13:49 ` Rik van Riel
2009-07-16 14:00 ` Christoph Lameter
2009-07-16 14:25   ` Wu Fengguang
2009-07-16 14:28     ` Peter Zijlstra [this message]
2009-07-16 14:39       ` Christoph Lameter
2009-07-16 14:42         ` Rik van Riel
2009-07-16 15:09           ` [PATCH] mm: count only reclaimable lru pages v2 Wu Fengguang
2009-07-16 15:59             ` Johannes Weiner
2009-07-16 16:21             ` Christoph Lameter
2009-07-16 23:53             ` KOSAKI Motohiro
2009-07-16 14:17 ` [PATCH] mm: count only reclaimable lru pages Minchan Kim
2009-07-16 16:15 ` David Howells
2009-07-16 16:24   ` Rik van Riel
2009-07-16 17:11   ` David Howells
2009-07-16 18:51     ` Li, Ming Chun
2009-07-17  4:57       ` KOSAKI Motohiro
2009-07-17  6:32         ` Li, Ming Chun
2009-07-16 16:21 ` Jesse Barnes

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