linux-kernel - Re: [PATCH] mm/filemap.c: unconditionally call mark_page

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Message-ID: <45F95FA8.6060207@redhat.com>
Date:	Thu, 15 Mar 2007 11:00:56 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Andreas Mohr <andi@...x01.fht-esslingen.de>
CC:	Dave Kleikamp <shaggy@...ux.vnet.ibm.com>,
	Ashif Harji <asharji@...uwaterloo.ca>, linux-mm@...ck.org,
	Nick Piggin <npiggin@...e.de>, Jan Kara <jack@...e.cz>,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Subject: Re: [PATCH] mm/filemap.c: unconditionally call mark_page_accessed

Andreas Mohr wrote:

> I've been thinking hard how to avoid the mark_page_accessed() starvation in
> case of a fixed, (almost) non-changing access state, but this seems hard since
> it'd seem we need some kind of state management here to figure out good
> intervals of when to call mark_page_accessed() *again* for this page. 

Like this? :)

http://surriel.com/patches/clockpro/2.6.12/useonce-cleanup

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