From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pf0-x243.google.com ([2607:f8b0:400e:c00::243]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1e52Wg-0008Hk-SO for kexec@lists.infradead.org; Thu, 19 Oct 2017 04:33:48 +0000 Received: by mail-pf0-x243.google.com with SMTP id b79so5602442pfk.5 for ; Wed, 18 Oct 2017 21:33:25 -0700 (PDT) Date: Thu, 19 Oct 2017 13:36:14 +0900 From: AKASHI Takahiro Subject: Re: [PATCH v5 03/10] kexec_file: factor out arch_kexec_kernel_*() from x86, powerpc Message-ID: <20171019043613.GF8215@linaro.org> References: <20171010063619.6303-4-takahiro.akashi@linaro.org> <201710141902.VMF5VddZ%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <201710141902.VMF5VddZ%fengguang.wu@intel.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: kbuild test robot Cc: linux-arm-kernel@lists.infradead.org, herbert@gondor.apana.org.au, bhe@redhat.com, ard.biesheuvel@linaro.org, catalin.marinas@arm.com, julien.thierry@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, dhowells@redhat.com, arnd@arndb.de, kbuild-all@01.org, mpe@ellerman.id.au, bauerman@linux.vnet.ibm.com, akpm@linux-foundation.org, dyoung@redhat.com, davem@davemloft.net, vgoyal@redhat.com On Sat, Oct 14, 2017 at 07:37:04PM +0800, kbuild test robot wrote: > Hi AKASHI, > > [auto build test WARNING on arm64/for-next/core] > [also build test WARNING on v4.14-rc4 next-20171013] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/AKASHI-Takahiro/arm64-kexec-add-kexec_file_load-support/20171012-003448 > base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core > config: x86_64-randconfig-in0-10141752 (attached as .config) > compiler: gcc-4.6 (Debian 4.6.4-7) 4.6.4 > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All warnings (new ones prefixed by >>): > > >> kernel/kexec_file.o: warning: objtool: _kexec_kernel_image_load()+0x31: unsupported stack register modification I talked to Josh (objtool maintainer) and confirmed this is an issue of objtool, not a bug in my patch. -Takahiro AKASHI > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec From mboxrd@z Thu Jan 1 00:00:00 1970 From: takahiro.akashi@linaro.org (AKASHI Takahiro) Date: Thu, 19 Oct 2017 13:36:14 +0900 Subject: [PATCH v5 03/10] kexec_file: factor out arch_kexec_kernel_*() from x86, powerpc In-Reply-To: <201710141902.VMF5VddZ%fengguang.wu@intel.com> References: <20171010063619.6303-4-takahiro.akashi@linaro.org> <201710141902.VMF5VddZ%fengguang.wu@intel.com> Message-ID: <20171019043613.GF8215@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sat, Oct 14, 2017 at 07:37:04PM +0800, kbuild test robot wrote: > Hi AKASHI, > > [auto build test WARNING on arm64/for-next/core] > [also build test WARNING on v4.14-rc4 next-20171013] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/AKASHI-Takahiro/arm64-kexec-add-kexec_file_load-support/20171012-003448 > base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core > config: x86_64-randconfig-in0-10141752 (attached as .config) > compiler: gcc-4.6 (Debian 4.6.4-7) 4.6.4 > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All warnings (new ones prefixed by >>): > > >> kernel/kexec_file.o: warning: objtool: _kexec_kernel_image_load()+0x31: unsupported stack register modification I talked to Josh (objtool maintainer) and confirmed this is an issue of objtool, not a bug in my patch. -Takahiro AKASHI > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751320AbdJSEd1 (ORCPT ); Thu, 19 Oct 2017 00:33:27 -0400 Received: from mail-pf0-f193.google.com ([209.85.192.193]:55470 "EHLO mail-pf0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751087AbdJSEd0 (ORCPT ); Thu, 19 Oct 2017 00:33:26 -0400 X-Google-Smtp-Source: ABhQp+SCN0JRQ86s9k8QrISE6Et5dWXWgVOUwdy5J+FcenWByFcX6srM/3e6/nZQvCFi5VL36E/mAw== Date: Thu, 19 Oct 2017 13:36:14 +0900 From: AKASHI Takahiro To: kbuild test robot Cc: kbuild-all@01.org, catalin.marinas@arm.com, will.deacon@arm.com, bauerman@linux.vnet.ibm.com, dhowells@redhat.com, vgoyal@redhat.com, herbert@gondor.apana.org.au, davem@davemloft.net, akpm@linux-foundation.org, mpe@ellerman.id.au, dyoung@redhat.com, bhe@redhat.com, arnd@arndb.de, ard.biesheuvel@linaro.org, julien.thierry@arm.com, kexec@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 03/10] kexec_file: factor out arch_kexec_kernel_*() from x86, powerpc Message-ID: <20171019043613.GF8215@linaro.org> Mail-Followup-To: AKASHI Takahiro , kbuild test robot , kbuild-all@01.org, catalin.marinas@arm.com, will.deacon@arm.com, bauerman@linux.vnet.ibm.com, dhowells@redhat.com, vgoyal@redhat.com, herbert@gondor.apana.org.au, davem@davemloft.net, akpm@linux-foundation.org, mpe@ellerman.id.au, dyoung@redhat.com, bhe@redhat.com, arnd@arndb.de, ard.biesheuvel@linaro.org, julien.thierry@arm.com, kexec@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20171010063619.6303-4-takahiro.akashi@linaro.org> <201710141902.VMF5VddZ%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201710141902.VMF5VddZ%fengguang.wu@intel.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Oct 14, 2017 at 07:37:04PM +0800, kbuild test robot wrote: > Hi AKASHI, > > [auto build test WARNING on arm64/for-next/core] > [also build test WARNING on v4.14-rc4 next-20171013] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/AKASHI-Takahiro/arm64-kexec-add-kexec_file_load-support/20171012-003448 > base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core > config: x86_64-randconfig-in0-10141752 (attached as .config) > compiler: gcc-4.6 (Debian 4.6.4-7) 4.6.4 > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All warnings (new ones prefixed by >>): > > >> kernel/kexec_file.o: warning: objtool: _kexec_kernel_image_load()+0x31: unsupported stack register modification I talked to Josh (objtool maintainer) and confirmed this is an issue of objtool, not a bug in my patch. -Takahiro AKASHI > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation