From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B683AC43218 for ; Tue, 11 Jun 2019 05:48:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 871712086D for ; Tue, 11 Jun 2019 05:48:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403839AbfFKFsA (ORCPT ); Tue, 11 Jun 2019 01:48:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:37418 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390539AbfFKFsA (ORCPT ); Tue, 11 Jun 2019 01:48:00 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 449E63084021; Tue, 11 Jun 2019 05:48:00 +0000 (UTC) Received: from localhost (ovpn-12-24.pek2.redhat.com [10.72.12.24]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 402675DD74; Tue, 11 Jun 2019 05:47:57 +0000 (UTC) Date: Tue, 11 Jun 2019 13:47:54 +0800 From: Baoquan He To: linux-kernel@vger.kernel.org Cc: tglx@linutronix.de, mingo@kernel.org, bp@alien8.de, hpa@zytor.com, kirill.shutemov@linux.intel.com, x86@kernel.org, dyoung@redhat.com Subject: Re: [PATCH v5 0/3] Add restrictions for kexec/kdump jumping between 5-level and 4-level kernel Message-ID: <20190611054754.GD26148@MiWiFi-R3L-srv> References: <20190524073810.24298-1-bhe@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190524073810.24298-1-bhe@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Tue, 11 Jun 2019 05:48:00 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 05/24/19 at 03:38pm, Baoquan He wrote: > Ping. Can anyone help do further reviewing on this patchset? Or consider merging since people have ack-ed? Thanks Baoquan > The v4 cover letter tells the background about this adding, paste the > link here for reference: > http://lkml.kernel.org/r/20190509013644.1246-1-bhe@redhat.com > > Changelog: > v4->v5: > Tune code and log per Dave's comments, no functional change. > - In patch 2, change the printed erorr message; > - In patch 3, add macro SZ_64T and use it in code, and remove the > obsolete code comment. > v3->v4: > No functional change. > - Rewrite log of patch 1/3 tell who the newly added bits are gonna be > used. > - Rewrite log of patch 2/3 per tglx's words. > - Add Kirill's Acked-by. > > v2->v3: > Change the constant to match the notation for the rest of defines as > Kirill suggested; > v1->v2: > Correct the subject of patch 1 according to tglx's comment; > Add more information to cover-letter to address reviewers' concerns; > > Baoquan He (3): > x86/boot: Add xloadflags bits for 5-level kernel checking > x86/kexec/64: Error out if try to jump to old 4-level kernel from > 5-level kernel > x86/kdump/64: Change the upper limit of crashkernel reservation > > arch/x86/boot/header.S | 12 +++++++++++- > arch/x86/include/uapi/asm/bootparam.h | 2 ++ > arch/x86/kernel/kexec-bzimage64.c | 5 +++++ > arch/x86/kernel/setup.c | 15 ++++++++++++--- > include/linux/sizes.h | 1 + > 5 files changed, 31 insertions(+), 4 deletions(-) > > -- > 2.17.2 >