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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 6881DC433DF for ; Fri, 29 May 2020 08:05:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 39592207BC for ; Fri, 29 May 2020 08:05:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590739548; bh=YvGdmrYJYcYtBzVLzTkFHtpwhDYriyAvQc4dPK5A4Eg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=sFTdSOVqQfgzdDXAiQq19gehA1brxmRfw+4Y+gVtd5dpTOC236YMdHKitUalHLrJD TbIQ22kP/mKaiYS1aWQmsc1CU5t90SyLYdwFSd530s0AvdFlGvDROxgluDQ7t+KTiS EhQchm0kHa0tqT8MaEr7Qc68rZ8ByEw2Q/3sCKP4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726167AbgE2IFr (ORCPT ); Fri, 29 May 2020 04:05:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:34796 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725306AbgE2IFq (ORCPT ); Fri, 29 May 2020 04:05:46 -0400 Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1ABF0206A4; Fri, 29 May 2020 08:05:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590739545; bh=YvGdmrYJYcYtBzVLzTkFHtpwhDYriyAvQc4dPK5A4Eg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Qu9h/QUNAWDXlVjT9KVQL2VKUSMYMlVszCMbH9kAx54sodTZdWpK2BvnPDZzVfGKe FHLUhuPwfq/GDqnBWkelWXUxZFqj+xx5ODXThtYDcx6ljmQw5QQxB7xKlBQsD9I0Bi M27c4HHSPLI+MaWX4sxTDfMRSnt+o/dtLbrpOVIc= Date: Fri, 29 May 2020 09:05:39 +0100 From: Will Deacon To: John Donnelly Cc: Baoquan He , Chen Zhou , tglx@linutronix.de, mingo@redhat.com, catalin.marinas@arm.com, dyoung@redhat.com, robh+dt@kernel.org, arnd@arndb.de, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, horms@verge.net.au, guohanjun@huawei.com, pkushwaha@marvell.com, linux-arm-kernel@lists.infradead.org, james.morse@arm.com Subject: Re: [PATCH v8 0/5] support reserving crashkernel above 4G on arm64 kdump Message-ID: <20200529080539.GC4351@willie-the-truck> References: <20200521093805.64398-1-chenzhou10@huawei.com> <20200526014242.GF20045@MiWiFi-R3L-srv> <897ea1b9-a68c-8544-6532-a21be135ce01@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <897ea1b9-a68c-8544-6532-a21be135ce01@oracle.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [+James Morse] On Thu, May 28, 2020 at 05:20:34PM -0500, John Donnelly wrote: > On 5/25/20 8:42 PM, Baoquan He wrote: > > On 05/21/20 at 05:38pm, Chen Zhou wrote: > > > This patch series enable reserving crashkernel above 4G in arm64. [...] > > > Chen Zhou (5): > > > x86: kdump: move reserve_crashkernel_low() into crash_core.c > > > arm64: kdump: reserve crashkenel above 4G for crash dump kernel > > > arm64: kdump: add memory for devices by DT property, low-memory-range > > > kdump: update Documentation about crashkernel on arm64 > > > dt-bindings: chosen: Document linux,low-memory-range for arm64 kdump > > > > > > Documentation/admin-guide/kdump/kdump.rst | 13 ++- > > > .../admin-guide/kernel-parameters.txt | 12 ++- > > > Documentation/devicetree/bindings/chosen.txt | 25 ++++++ > > > arch/arm64/kernel/setup.c | 8 +- > > > arch/arm64/mm/init.c | 61 ++++++++++++- > > > arch/x86/kernel/setup.c | 66 ++------------ > > > include/linux/crash_core.h | 3 + > > > include/linux/kexec.h | 2 - > > > kernel/crash_core.c | 85 +++++++++++++++++++ > > > kernel/kexec_core.c | 17 ---- > > > 10 files changed, 208 insertions(+), 84 deletions(-) > > > > This proposal to improve vmcore creation on Arm  has been going on for > almost a year now. > > Who is the  final maintainer that needs to approve and except these ? > > What are the lingering issues that are remaining so we get these accepted > into a upstream commit ? The arm64 bits need an Ack from James Morse, but he's not on CC despite offering feedback on earlier versions. Will 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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=no 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 CB690C433DF for ; Fri, 29 May 2020 08:05:54 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A19F020897 for ; Fri, 29 May 2020 08:05:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="OGCWLOf2"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Qu9h/QUN" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A19F020897 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HReYaisWSroObV7DyqBcbmlVG87W4Ep6eGbuTvl4iuo=; b=OGCWLOf2druUGa kEm2dQI7z22XjXJ4EBtaPrzANHg2aqg9alLrhc1Ze+JAE1uWIc6miybrTT2hF/o1si6fWb5hm3JRi whb6171jV4LPBjb7JPJAZiwWWQ4uNzajrUwq5cvNQdItux/u8cFaNoi2uMsm2M6/P3CHnGsj0tsAJ IdWzwFzeqZZdm8/MC8T/yAi0RY1KAPY5mQXv2yadPdJLRV52700JJJGYeOp2QZ6/TBmRqx/XHqspY 2HJLU0vO8NrVcZPVktf0wS9Tp+Elt+90wmGFhmxiUbd1QfqghEatOWphGq2Yz1kRQB2DXytevxUU+ Okeig0LEPXKunZsrpouw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jea1Z-0004sm-6u; Fri, 29 May 2020 08:05:53 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jea1S-0004pr-TE; Fri, 29 May 2020 08:05:48 +0000 Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1ABF0206A4; Fri, 29 May 2020 08:05:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590739545; bh=YvGdmrYJYcYtBzVLzTkFHtpwhDYriyAvQc4dPK5A4Eg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Qu9h/QUNAWDXlVjT9KVQL2VKUSMYMlVszCMbH9kAx54sodTZdWpK2BvnPDZzVfGKe FHLUhuPwfq/GDqnBWkelWXUxZFqj+xx5ODXThtYDcx6ljmQw5QQxB7xKlBQsD9I0Bi M27c4HHSPLI+MaWX4sxTDfMRSnt+o/dtLbrpOVIc= Date: Fri, 29 May 2020 09:05:39 +0100 From: Will Deacon To: John Donnelly Subject: Re: [PATCH v8 0/5] support reserving crashkernel above 4G on arm64 kdump Message-ID: <20200529080539.GC4351@willie-the-truck> References: <20200521093805.64398-1-chenzhou10@huawei.com> <20200526014242.GF20045@MiWiFi-R3L-srv> <897ea1b9-a68c-8544-6532-a21be135ce01@oracle.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <897ea1b9-a68c-8544-6532-a21be135ce01@oracle.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200529_010546_965387_2EEDCA0D X-CRM114-Status: GOOD ( 13.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: horms@verge.net.au, devicetree@vger.kernel.org, arnd@arndb.de, Baoquan He , linux-doc@vger.kernel.org, Chen Zhou , catalin.marinas@arm.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, mingo@redhat.com, james.morse@arm.com, guohanjun@huawei.com, tglx@linutronix.de, pkushwaha@marvell.com, dyoung@redhat.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org [+James Morse] On Thu, May 28, 2020 at 05:20:34PM -0500, John Donnelly wrote: > On 5/25/20 8:42 PM, Baoquan He wrote: > > On 05/21/20 at 05:38pm, Chen Zhou wrote: > > > This patch series enable reserving crashkernel above 4G in arm64. [...] > > > Chen Zhou (5): > > > x86: kdump: move reserve_crashkernel_low() into crash_core.c > > > arm64: kdump: reserve crashkenel above 4G for crash dump kernel > > > arm64: kdump: add memory for devices by DT property, low-memory-ra= nge > > > kdump: update Documentation about crashkernel on arm64 > > > dt-bindings: chosen: Document linux,low-memory-range for arm64 kdu= mp > > > = > > > Documentation/admin-guide/kdump/kdump.rst | 13 ++- > > > .../admin-guide/kernel-parameters.txt | 12 ++- > > > Documentation/devicetree/bindings/chosen.txt | 25 ++++++ > > > arch/arm64/kernel/setup.c | 8 +- > > > arch/arm64/mm/init.c | 61 ++++++++++++- > > > arch/x86/kernel/setup.c | 66 ++------------ > > > include/linux/crash_core.h | 3 + > > > include/linux/kexec.h | 2 - > > > kernel/crash_core.c | 85 ++++++++++++++++= +++ > > > kernel/kexec_core.c | 17 ---- > > > 10 files changed, 208 insertions(+), 84 deletions(-) > > > = > This proposal to improve vmcore creation on Arm=A0 has been going on for > almost a year now. > = > Who is the=A0 final maintainer that needs to approve and except these ? > = > What are the lingering issues that are remaining so we get these accepted > into a upstream commit ? The arm64 bits need an Ack from James Morse, but he's not on CC despite offering feedback on earlier versions. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Date: Fri, 29 May 2020 09:05:39 +0100 From: Will Deacon Subject: Re: [PATCH v8 0/5] support reserving crashkernel above 4G on arm64 kdump Message-ID: <20200529080539.GC4351@willie-the-truck> References: <20200521093805.64398-1-chenzhou10@huawei.com> <20200526014242.GF20045@MiWiFi-R3L-srv> <897ea1b9-a68c-8544-6532-a21be135ce01@oracle.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <897ea1b9-a68c-8544-6532-a21be135ce01@oracle.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: John Donnelly Cc: horms@verge.net.au, devicetree@vger.kernel.org, arnd@arndb.de, Baoquan He , linux-doc@vger.kernel.org, Chen Zhou , catalin.marinas@arm.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, mingo@redhat.com, james.morse@arm.com, guohanjun@huawei.com, tglx@linutronix.de, pkushwaha@marvell.com, dyoung@redhat.com, linux-arm-kernel@lists.infradead.org [+James Morse] On Thu, May 28, 2020 at 05:20:34PM -0500, John Donnelly wrote: > On 5/25/20 8:42 PM, Baoquan He wrote: > > On 05/21/20 at 05:38pm, Chen Zhou wrote: > > > This patch series enable reserving crashkernel above 4G in arm64. [...] > > > Chen Zhou (5): > > > x86: kdump: move reserve_crashkernel_low() into crash_core.c > > > arm64: kdump: reserve crashkenel above 4G for crash dump kernel > > > arm64: kdump: add memory for devices by DT property, low-memory-ra= nge > > > kdump: update Documentation about crashkernel on arm64 > > > dt-bindings: chosen: Document linux,low-memory-range for arm64 kdu= mp > > > = > > > Documentation/admin-guide/kdump/kdump.rst | 13 ++- > > > .../admin-guide/kernel-parameters.txt | 12 ++- > > > Documentation/devicetree/bindings/chosen.txt | 25 ++++++ > > > arch/arm64/kernel/setup.c | 8 +- > > > arch/arm64/mm/init.c | 61 ++++++++++++- > > > arch/x86/kernel/setup.c | 66 ++------------ > > > include/linux/crash_core.h | 3 + > > > include/linux/kexec.h | 2 - > > > kernel/crash_core.c | 85 ++++++++++++++++= +++ > > > kernel/kexec_core.c | 17 ---- > > > 10 files changed, 208 insertions(+), 84 deletions(-) > > > = > This proposal to improve vmcore creation on Arm=A0 has been going on for > almost a year now. > = > Who is the=A0 final maintainer that needs to approve and except these ? > = > What are the lingering issues that are remaining so we get these accepted > into a upstream commit ? The arm64 bits need an Ack from James Morse, but he's not on CC despite offering feedback on earlier versions. Will _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec