Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754519Ab3CKTeD (ORCPT ); Mon, 11 Mar 2013 15:34:03 -0400 Received: from mail-ie0-f170.google.com ([209.85.223.170]:54990 "EHLO mail-ie0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751690Ab3CKTeA (ORCPT ); Mon, 11 Mar 2013 15:34:00 -0400 MIME-Version: 1.0 In-Reply-To: <20130311191031.GD12107@redhat.com> References: <513D52BA.3070206@redhat.com> <1362977817-23297-1-git-send-email-yinghai@kernel.org> <20130311144853.GB8482@redhat.com> <20130311150256.GC8482@redhat.com> <20130311182655.GB12107@redhat.com> <513E2695.3080707@zytor.com> <513E28B8.3000502@zytor.com> <20130311191031.GD12107@redhat.com> Date: Mon, 11 Mar 2013 12:34:00 -0700 X-Google-Sender-Auth: V4-M9J-ZiOOjj2NkJJ06LvyFqgk Message-ID: Subject: Re: [PATCH] x86, kdump: Set crashkernel_low automatically From: Yinghai Lu To: Vivek Goyal Cc: "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , WANG Chao , "Eric W. Biederman" , 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 Content-Length: 710 Lines: 21 On Mon, Mar 11, 2013 at 12:10 PM, Vivek Goyal wrote: > Not breaking existing cases makes sense to me. that is -v2 version: try 896M, then try 4G, than MAXMEM. > May be we should use > a new parameter crashkernel_high to force memory reservation above > 4G and crashkernel=X continues to reserve memory at lower addresses > and remains backward compatible. No need to use crashkernel_high, we can just cashkernel=X@Y instead. Thanks Yinghai -- 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/