From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932344Ab2JJO7t (ORCPT ); Wed, 10 Oct 2012 10:59:49 -0400 Received: from mail-wg0-f44.google.com ([74.125.82.44]:62895 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932259Ab2JJO7n (ORCPT ); Wed, 10 Oct 2012 10:59:43 -0400 MIME-Version: 1.0 In-Reply-To: <20121010134854.GC4005@phenom.dumpdata.com> References: <1349827115-16600-1-git-send-email-yinghai@kernel.org> <1349827115-16600-5-git-send-email-yinghai@kernel.org> <20121010134854.GC4005@phenom.dumpdata.com> Date: Wed, 10 Oct 2012 07:59:41 -0700 X-Google-Sender-Auth: lsQ0Zm9l8Sfl4Tm4WKf2zD9dTWc Message-ID: Subject: Re: [PATCH 4/7] x86, mm: only keep initial mapping for ram From: Yinghai Lu To: Konrad Rzeszutek Wilk Cc: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Jacob Shin , Tejun Heo , Stefano Stabellini , linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 10, 2012 at 6:48 AM, Konrad Rzeszutek Wilk wrote: > On Tue, Oct 09, 2012 at 04:58:32PM -0700, Yinghai Lu wrote: >> 0 mean any e820 type will be kept, and only hole is removed. >> >> change to E820_RAM and E820_RESERVED_KERN only. >> > > This is good candidate for squashing in-to the previous patch, with > verbose explanation why you care only about those two types. two patches should be more safe. new series will make sure only map RAM/RESEVED_KERN, so we should only keep initial page table with those types.