From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264066AbTDJPNX (for ); Thu, 10 Apr 2003 11:13:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264067AbTDJPNX (for ); Thu, 10 Apr 2003 11:13:23 -0400 Received: from franka.aracnet.com ([216.99.193.44]:38871 "EHLO franka.aracnet.com") by vger.kernel.org with ESMTP id S264066AbTDJPNW (for ); Thu, 10 Apr 2003 11:13:22 -0400 Date: Thu, 10 Apr 2003 08:24:21 -0700 From: "Martin J. Bligh" To: Hugh Dickins cc: Dave McCracken , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: [PATCH] fix obj vma sorting Message-ID: <212430000.1049988260@[10.10.2.4]> In-Reply-To: References: X-Mailer: Mulberry/2.2.1 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >> Eeek. There's no way we can set this up to do it as two separate VMAs >> initially, is there? > > What if we could? It's already shown the VMA sorting is (liable to be) > too slow. Changing that most common case won't change the fact. Well, it'd thrash it substantially less, I guess. However, you're probably right ... need a design change instead of tweaking. Doubling the number of tasks would probably just take us back to where we were before ... need something more radical. M.