From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 23 Oct 2000 20:38:53 +0100 From: "Stephen C. Tweedie" Subject: Re: Another wish item for your TODO list... Message-ID: <20001023203853.A3295@redhat.com> References: <20001023183649.H2772@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: ; from riel@conectiva.com.br on Mon, Oct 23, 2000 at 04:07:02PM -0200 Sender: owner-linux-mm@kvack.org Return-Path: To: Rik van Riel Cc: "Stephen C. Tweedie" , linux-mm@kvack.org List-ID: Hi, On Mon, Oct 23, 2000 at 04:07:02PM -0200, Rik van Riel wrote: > > It's an optimisation in CPU time as much as for anything else: > > there's just no point in doing expensive memory balancing/aging > > for pages which we know are next to useless. > > The problem here is that we shouldn't remove the pages which are > in the current readahead window, as those /will/ most likely be > used in the near future. It probably only makes real sense to do this for inodes which are not in use, anyway, which avoids that problem completely. Cheers, Stephen -- 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.eu.org/Linux-MM/