From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <3B1E2C3C.55DF1E3C@uow.edu.au> Date: Wed, 06 Jun 2001 23:12:28 +1000 From: Andrew Morton MIME-Version: 1.0 Subject: Re: [PATCH] reapswap for 2.4.5-ac10 References: <3B1E203C.5DC20103@uow.edu.au>, Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Jonathan Morton Cc: Marcelo Tosatti , linux-mm@kvack.org List-ID: Jonathan Morton wrote: > > >So the more users, the more slowly it ages. You get the idea. > > However big you make that scaling constant, you'll always find some pages > which have more users than that. 2^24? > BUT, as it turns out, refill_inactive_scan() already does ageing down on a > page-by-page basis, rather than process-by-process. Yes. page->count needs looking at if you're doing physically-addressed scanning. Rik's patch probably does that. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/