Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756254AbYFVT4q (ORCPT ); Sun, 22 Jun 2008 15:56:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753801AbYFVT4i (ORCPT ); Sun, 22 Jun 2008 15:56:38 -0400 Received: from cantor2.suse.de ([195.135.220.15]:43749 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753733AbYFVT4i (ORCPT ); Sun, 22 Jun 2008 15:56:38 -0400 Date: Sun, 22 Jun 2008 21:56:35 +0200 From: Bernhard Walle To: "Yinghai Lu" Cc: x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, vgoyal@redhat.com Subject: Re: [PATCH 3/3] Limit E820 map when a user-defined memory map is specified Message-ID: <20080622215635.7a0ebaae@kopernikus.site> In-Reply-To: <86802c440806201334s30cbc685se44326812841fdd2@mail.gmail.com> References: <1213977420-1555-1-git-send-email-bwalle@suse.de> <1213977420-1555-4-git-send-email-bwalle@suse.de> <86802c440806201334s30cbc685se44326812841fdd2@mail.gmail.com> Organization: SUSE LINUX Products GmbH X-Mailer: Claws Mail 3.4.0 (GTK+ 2.12.10; i686-pc-linux-gnu) X-Face: ,G!z)dEOMkc[Cu+sF64,T9^5r3b>/}#HBRL%D^j@\SZbr'Itl7q@1<*dgB?A7(_leO1Tc4^ D*WfvfwKcz;,@E^y+pNP%86n8o<&g-vToCXW:r>Y$jxY,`KT?{H!07=2|Jdt?0ba^C-Tnx50vIV8It vi&Sicl:sj`k2`y)E;ECFi;i7W-?t3%\kD*));q)+%-pQd^.r'W}oBBx=+.~Gu}&F;lS7.a-m>Rv"w pe`D'OV^?HJd$-)7<2T[naDPl6+bAj'+UYd]u]B^'.LYK$2jS Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 692 Lines: 20 * "Yinghai Lu" [2008-06-20 13:34]: > > any problem that you encountered without this patch? Sorry, forgot to answer that question. Yes, if you use mem=3G and take a dump, kexec builds the ELF core headers for the full memory size, which means that the dump is as large as the physical memory of the machine is, which doesn't make sense. Bernhard -- Bernhard Walle, SUSE LINUX Products GmbH, Architecture Development -- 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/