Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269703AbUJMTsf (ORCPT ); Wed, 13 Oct 2004 15:48:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267807AbUJMTsf (ORCPT ); Wed, 13 Oct 2004 15:48:35 -0400 Received: from cantor.suse.de ([195.135.220.2]:9905 "EHLO Cantor.suse.de") by vger.kernel.org with ESMTP id S269785AbUJMThk (ORCPT ); Wed, 13 Oct 2004 15:37:40 -0400 Date: Wed, 13 Oct 2004 21:35:58 +0200 From: Andi Kleen To: Andrea Arcangeli Cc: haveblue@us.ibm.com, linux-kernel@vger.kernel.org, akpm@osdl.org Subject: Re: 4level page tables for Linux Message-Id: <20041013213558.43b3236c.ak@suse.de> In-Reply-To: <20041013184153.GO17849@dualathlon.random> References: <20041012135919.GB20992@wotan.suse.de> <1097606902.10652.203.camel@localhost> <20041013184153.GO17849@dualathlon.random> X-Mailer: Sylpheed version 0.9.11 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 790 Lines: 26 On Wed, 13 Oct 2004 20:41:53 +0200 Andrea Arcangeli wrote: > > after you add the 4level, locking will become necessary for the pgd, but > it's still not needed for the pml4. Yes, agreed. I did an audit of the generic code and it seems to be ok regarding the pgd use. > peraphs we could consider pgd4 instead of pml4. What does "pml" stands > for? page mapping level 4 (?) just guessing here. PML4 is the name AMD and Intel use in their documentation. I don't see a particular reason to be different from them. -Andi - 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/