Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759378AbXFZSzx (ORCPT ); Tue, 26 Jun 2007 14:55:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756852AbXFZSzp (ORCPT ); Tue, 26 Jun 2007 14:55:45 -0400 Received: from wa-out-1112.google.com ([209.85.146.177]:30141 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757277AbXFZSzo (ORCPT ); Tue, 26 Jun 2007 14:55:44 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=GdYvevdh0uNSnlzqy0KehFo6EmOW/lgWTOGcOEXMITeagEuchqdV51uIgj/8+4dtr6vOM8cywNohlCOwar/1ZlU3M0tA1isbkYdwX4mk7SooVHqfBTaw5B4oUlAHILck/pcjW5X1ClOTU5KuGH2QmkhOcclEffPW4qNInDmScJY= Message-ID: <86802c440706261155y7339f87fp7acddae54bb0258@mail.gmail.com> Date: Tue, 26 Jun 2007 11:55:43 -0700 From: "Yinghai Lu" To: "Andi Kleen" Subject: Re: [PATCH] trim memory not covered by WB MTRRs Cc: "Eric W. Biederman" , "Jesse Barnes" , linux-kernel@vger.kernel.org, akpm@linux-foundation.org, "Justin Piszcz" In-Reply-To: <20070626173806.GE5244@one.firstfloor.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200706251434.43863.jesse.barnes@intel.com> <20070625233433.GA32306@one.firstfloor.org> <200706251636.53636.jesse.barnes@intel.com> <20070626153911.GC5244@one.firstfloor.org> <20070626173806.GE5244@one.firstfloor.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 554 Lines: 13 On 6/26/07, Andi Kleen wrote: > RevE had a new memory remapping scheme (memory hoisting) at least, which > I think you refered to earlier. There might have been more changes in F. yes, REV E has hardware memory remapping. Rev F you don't need to use mtrr to set MEM to WE above 4G. YH - 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/