Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754370Ab3CKUo5 (ORCPT ); Mon, 11 Mar 2013 16:44:57 -0400 Received: from terminus.zytor.com ([198.137.202.10]:45953 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753885Ab3CKUo4 (ORCPT ); Mon, 11 Mar 2013 16:44:56 -0400 Message-ID: <513E41BD.3030003@zytor.com> Date: Mon, 11 Mar 2013 13:42:37 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130219 Thunderbird/17.0.3 MIME-Version: 1.0 To: "Eric W. Biederman" CC: Vivek Goyal , Yinghai Lu , Konrad Rzeszutek Wilk , Thomas Gleixner , Ingo Molnar , WANG Chao , linux-kernel@vger.kernel.org Subject: Re: [PATCH] x86, kdump: Set crashkernel_low automatically References: <20130311144853.GB8482@redhat.com> <20130311150256.GC8482@redhat.com> <20130311182655.GB12107@redhat.com> <513E2695.3080707@zytor.com> <513E28B8.3000502@zytor.com> <20130311192021.GF12107@redhat.com> <513E36CB.5040908@zytor.com> <20130311201245.GC14738@redhat.com> <513E3C44.9030402@zytor.com> <87hakhk6xu.fsf@xmission.com> In-Reply-To: <87hakhk6xu.fsf@xmission.com> X-Enigmail-Version: 1.5.1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 780 Lines: 20 On 03/11/2013 01:38 PM, Eric W. Biederman wrote: > > I totally makes sense to figure out how to load a kernel high. I am not > convinced kexec on panic is the best use of that ability. I would argue > that it might be better to figure out how to use a small memory > foot-print and try to keep that foot-print from growing. > I could not agree more with this. The whole reason this is a problem is because we are talking about hundreds of megabytes of crashkernel. If we can fix *that* problem, we are much better off. -hpa -- 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/