Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263105AbUCMOnl (ORCPT ); Sat, 13 Mar 2004 09:43:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263107AbUCMOnl (ORCPT ); Sat, 13 Mar 2004 09:43:41 -0500 Received: from mx1.redhat.com ([66.187.233.31]:64459 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S263105AbUCMOnk (ORCPT ); Sat, 13 Mar 2004 09:43:40 -0500 Date: Sat, 13 Mar 2004 09:43:28 -0500 (EST) From: Rik van Riel X-X-Sender: riel@chimarrao.boston.redhat.com To: Linus Torvalds cc: William Lee Irwin III , Andrea Arcangeli , Hugh Dickins , Ingo Molnar , Andrew Morton , Subject: Re: anon_vma RFC2 In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 996 Lines: 23 On Fri, 12 Mar 2004, Linus Torvalds wrote: > So let's make it clear: if we have an object-based reverse mapping, it > should cover all reasonable cases, and in particular, it should NOT have > rare fallbacks to code that thus never gets any real testing. Absolutely agreed. And with Rajesh's code it should be possible to get object-based rmap right, not vulnerable to the scalability issues demonstrated by Ingo's test programs. Whether we go with mm-based or vma-based, I don't particularly care either. As long as the code is nice... -- "Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it." - Brian W. Kernighan - 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/