page replacement and page reclaiming

To: kernelnewbies@xxxxxxxxxxxx
Subject: page replacement and page reclaiming
From: "shyam burkule" <shyam.linux@xxxxxxxxx>
Date: Mon, 1 Oct 2007 06:12:22 -0700
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:mime-version:content-type; bh=0TbiA0I/GGkpnJwVFkWA1IWHw4naoP8HZJA6Jq30u1o=; b=qLPfWfaDTp1RSM6LnEa5NpGEVsSul0QaYuZiRfB6sxsP+c372N0RzVZ+cUavpN7IDOp9KtHI4urH/9fgzQZnDtU7xdVGLA6Q77qZKSTnn5l4zpZtD7w4loy9Gxop6zDA4Zd+okdmagyvyk/wBHYN6IEx6+JohtiXOQsDZAZ+Oqw=
Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:mime-version:content-type; b=TuuSZhXEtO+XyQtxJtkiFY4Xq32tHaIQ+OkyiR2gj5dVYUgfvLdC9OlJLqniggFMA0KHPrsiMCOBcicIkMP1DdekrO58jdMyJvm+Lmfa62ilPpDIYYMK8rl74Cf2tTv/TXyrRVsrSvBnyiN7ogJTAfjrUusXMJMKnqz/ssv0fDY=
List-archive: <http://mail.nl.linux.org/kernelnewbies/>
List-help: <mailto:ecartis@nl.linux.org?Subject=help>
List-id: <kernelnewbies.nl.linux.org>
List-owner: <mailto:ecartis-owner@nl.linux.org>
List-post: <mailto:kernelnewbies@nl.linux.org>
List-software: Ecartis version 1.0.0
List-subscribe: <mailto:kernelnewbies-request@nl.linux.org?Subject=subscribe>
List-unsubscribe: <mailto:kernelnewbies-request@nl.linux.org?Subject=unsubscribe>
Sender: kernelnewbies-bounce@xxxxxxxxxxxx

what is exact difference between page replacement and page reclaiming?

sry for such silly question......

Thanks

shyam

Follow-Ups:
- Re: page replacement and page reclaiming
  - From: Mulyadi Santosa
- Re: page replacement and page reclaiming
  - From: Peter Teoh
- Re: page replacement and page reclaiming
  - From: Rik van Riel