From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752746Ab2H3VmW (ORCPT ); Thu, 30 Aug 2012 17:42:22 -0400 Received: from mx1.redhat.com ([209.132.183.28]:23239 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751865Ab2H3VmV (ORCPT ); Thu, 30 Aug 2012 17:42:21 -0400 Message-ID: <503FDE96.3040702@redhat.com> Date: Thu, 30 Aug 2012 17:43:50 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120717 Thunderbird/14.0 MIME-Version: 1.0 To: Andrew Morton CC: Michel Lespinasse , peterz@infradead.org, vrajesh@umich.edu, daniel.santos@pobox.com, aarcange@redhat.com, dwmw2@infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org Subject: Re: [PATCH 0/5] rbtree based interval tree as a prio_tree replacement References: <1344324343-3817-1-git-send-email-walken@google.com> <20120830143401.be06d61b.akpm@linux-foundation.org> In-Reply-To: <20120830143401.be06d61b.akpm@linux-foundation.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/30/2012 05:34 PM, Andrew Morton wrote: > It would good to have solid acknowledgement from Rik that this approach > does indeed suit his pending vma changes. It does. Michel's rbtree rework is exactly what I need. I do not need the interval tree bits, but the faster augmented rbtree is required for my vma changes to no longer have the performance regression Johannes measured with a kernel build.