Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755085AbbHXVZs (ORCPT ); Mon, 24 Aug 2015 17:25:48 -0400 Received: from mail-io0-f182.google.com ([209.85.223.182]:33702 "EHLO mail-io0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754138AbbHXVZq (ORCPT ); Mon, 24 Aug 2015 17:25:46 -0400 MIME-Version: 1.0 In-Reply-To: References: <1415089784-28779-1-git-send-email-daniel@numascale.com> <1415089784-28779-4-git-send-email-daniel@numascale.com> <20150821181910.GA31378@agluck-desk.sc.intel.com> <20150821202707.GA920@agluck-desk.sc.intel.com> Date: Mon, 24 Aug 2015 14:25:45 -0700 X-Google-Sender-Auth: 9A13ViHv4JNPKFQv0arYLV4U2qk Message-ID: Subject: Re: [PATCH v4 4/4] Use 2GB memory block size on large-memory x86-64 systems From: Yinghai Lu To: Tony Luck Cc: Daniel J Blueman , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Bjorn Helgaas , "the arch/x86 maintainers" , Linux Kernel Mailing List , "linux-pci@vger.kernel.org" , Steffen Persvold Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 788 Lines: 18 On Mon, Aug 24, 2015 at 1:41 PM, Tony Luck wrote: > On Mon, Aug 24, 2015 at 10:46 AM, Yinghai Lu wrote: >> Then, what does the E820 look like? > > See attached serial console log of the latest crash Can you boot with "debug ignore_loglevel" so we can see following print out for vmemmap? [ 0.352486] [ffffea0000000000-ffffea0001ffffff] PMD -> [ffff88007de00000-ffff88007fdfffff] on node 0 [ 0.358758] [ffffea0004000000-ffffea0005ffffff] PMD -> [ffff88017d600000-ffff88017f5fffff] on node 1 -- 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/