Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422718AbWJXWrm (ORCPT ); Tue, 24 Oct 2006 18:47:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422764AbWJXWrm (ORCPT ); Tue, 24 Oct 2006 18:47:42 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:3495 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1422718AbWJXWrm (ORCPT ); Tue, 24 Oct 2006 18:47:42 -0400 Date: Tue, 24 Oct 2006 23:47:31 +0100 From: Christoph Hellwig To: Nigel Cunningham Cc: Christoph Hellwig , Andrew Morton , "Rafael J. Wysocki" , LKML Subject: Re: [PATCH] Use extents for recording what swap is allocated. Message-ID: <20061024224731.GA31091@infradead.org> Mail-Followup-To: Christoph Hellwig , Nigel Cunningham , Andrew Morton , "Rafael J. Wysocki" , LKML References: <1161576857.3466.9.camel@nigel.suspend2.net> <20061024204239.GA15689@infradead.org> <1161727596.22729.11.camel@nigel.suspend2.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1161727596.22729.11.camel@nigel.suspend2.net> User-Agent: Mutt/1.4.2.1i X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 902 Lines: 18 On Wed, Oct 25, 2006 at 08:06:36AM +1000, Nigel Cunningham wrote: > IIRC, I avoided list.h because I only wanted a singly linked list (it > never gets traversed backwards). List.h looks to me like all doubly > linked lists. Do you know if there are any other singly linked list > implementations I could piggy-back? > > That said, since there's normally not that many extents, I could switch > quite easily and it wouldn't normally waste much memory. If the overhead doesn't matter for you (and I doubt it does) I'd say just use list.h. Reusing existing code that doesn't need to be debugged and is idiomatically readable to everyone is very helpfull. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/