From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262643AbVAVBIP (ORCPT ); Fri, 21 Jan 2005 20:08:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262641AbVAVBIP (ORCPT ); Fri, 21 Jan 2005 20:08:15 -0500 Received: from ozlabs.org ([203.10.76.45]:57322 "EHLO ozlabs.org") by vger.kernel.org with ESMTP id S262633AbVAVBIM (ORCPT ); Fri, 21 Jan 2005 20:08:12 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16881.42871.346498.568098@cargo.ozlabs.ibm.com> Date: Sat, 22 Jan 2005 12:08:07 +1100 From: Paul Mackerras To: Andrew Morton Cc: clameter@sgi.com, davem@davemloft.net, hugh@veritas.com, linux-ia64@vger.kernel.org, torvalds@osdl.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: Extend clear_page by an order parameter In-Reply-To: <20050121164353.6f205fbc.akpm@osdl.org> References: <20050108135636.6796419a.davem@davemloft.net> <16881.33367.660452.55933@cargo.ozlabs.ibm.com> <16881.40893.35593.458777@cargo.ozlabs.ibm.com> <20050121164353.6f205fbc.akpm@osdl.org> X-Mailer: VM 7.19 under Emacs 21.3.1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton writes: > It is, actually, from the POV of the page allocator. It's a "higher order > page" and is controlled by a struct page*, just like a zero-order page... OK. I still reckon it's confusing terminology for the rest of us who don't have our heads deep in the page allocator code. Paul.