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Fri, 16 Jun 2023 08:46:38 -0400 X-MC-Unique: Xd0nxM93NbKbzl57Q992Hw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 86E31280D588; Fri, 16 Jun 2023 12:46:37 +0000 (UTC) Received: from localhost (ovpn-13-2.pek2.redhat.com [10.72.13.2]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6140A422DE; Fri, 16 Jun 2023 12:46:36 +0000 (UTC) Date: Fri, 16 Jun 2023 20:46:33 +0800 From: Baoquan He To: Nathan Chancellor Cc: Mike Rapoport , kernel test robot , linux-kernel@vger.kernel.org, llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-arch@vger.kernel.org, linux-mm@kvack.org, arnd@arndb.de, christophe.leroy@csgroup.eu, hch@lst.de, willy@infradead.org, agordeev@linux.ibm.com, wangkefeng.wang@huawei.com, schnelle@linux.ibm.com, David.Laight@aculab.com, shorne@gmail.com, deller@gmx.de, Brian Cain , linux-hexagon@vger.kernel.org Subject: Re: [PATCH v6 02/19] hexagon: mm: Convert to GENERIC_IOREMAP Message-ID: References: <20230609075528.9390-3-bhe@redhat.com> <202306091859.NhlW2nny-lkp@intel.com> <20230611054019.GL52412@kernel.org> <20230612160237.GA199007@dev-arch.thelio-3990X> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230612160237.GA199007@dev-arch.thelio-3990X> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.5 X-Rspamd-Queue-Id: A13C920018 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: jtip17f6wpfx6iptu7eho3f4k6brejsp X-HE-Tag: 1686919602-316608 X-HE-Meta: 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 e47BtUEQ YTuyfgKgJqIXDLMykcyhKox6Axj9GrSTjsQ+8i9xWyuaJPHVx2Sk7bgqZK9+tGUuLZL7KAQ0v1JqLr589TZNjw4/8hg9NFdBX8DEjucRs5SrqCmSMLNjjc36sLBbJOkw6GncoBnlkglbZ0fGaPFSRTp/OSvKWNAyrvH9Qhw8SJlVFrSJsFVZqXdtiD0XcS6+BSxTsn1+J6rUESpxwi9cotipHkzwGj6hIwvjyj6kw5Xe9dw89Sjtl9+NZjvoWuo0tEFqeyvAXCH8pisi/Hj0DbdzioKwjEYPSyU133q+ZSUDDAtOB7KHMqrKgqhfzFEFQpdn4Ci9eZoRId/UnumZG6aqCqq1ygpZhT8sBOWYxoMa2/HXzzvZSFSI/8+9x9hJY4K7XQ0exDTIi4AHCKdV++gYtMiSrIneTJvW/thsEbnuv4KINU2Hd+xpv5c8te5ojR2ScbmgAcoUz8h4NMy4tapF9uWRO1Mx2yx839YNlyz1BOrZfkiSboWmfsXhdAhm4DCym8IIgAlbtml4= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000050, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 06/12/23 at 09:02am, Nathan Chancellor wrote: > On Sun, Jun 11, 2023 at 03:57:32PM +0800, Baoquan He wrote: > > On 06/11/23 at 08:40am, Mike Rapoport wrote: > > > Hi Baoquan, > > > > > > On Sat, Jun 10, 2023 at 04:26:21PM +0800, Baoquan He wrote: > > > > On 06/09/23 at 07:09pm, kernel test robot wrote: > > > > > Hi Baoquan, > > > > > > > > > > kernel test robot noticed the following build errors: > > > > > > > > > > [auto build test ERROR on akpm-mm/mm-everything] > > > > > > > > > > url: https://github.com/intel-lab-lkp/linux/commits/Baoquan-He/asm-generic-iomap-h-remove-ARCH_HAS_IOREMAP_xx-macros/20230609-160014 > > > > > base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything > > > > > patch link: https://lore.kernel.org/r/20230609075528.9390-3-bhe%40redhat.com > > > > > patch subject: [PATCH v6 02/19] hexagon: mm: Convert to GENERIC_IOREMAP > > > > > config: hexagon-randconfig-r041-20230608 (https://download.01.org/0day-ci/archive/20230609/202306091859.NhlW2nny-lkp@intel.com/config) > > > > > compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) > > > > > reproduce (this is a W=1 build): > > > > > mkdir -p ~/bin > > > > > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > > > > > chmod +x ~/bin/make.cross > > > > > git remote add akpm-mm https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git > > > > > git fetch akpm-mm mm-everything > > > > > git checkout akpm-mm/mm-everything > > > > > b4 shazam https://lore.kernel.org/r/20230609075528.9390-3-bhe@redhat.com > > > > > # save the config file > > > > > mkdir build_dir && cp config build_dir/.config > > > > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=hexagon olddefconfig > > > > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=hexagon prepare > > > > > > > > > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > > > > > the same patch/commit), kindly add following tags > > > > > | Reported-by: kernel test robot > > > > > | Closes: https://lore.kernel.org/oe-kbuild-all/202306091859.NhlW2nny-lkp@intel.com/ > > > > > > > > Thanks for reporting. I reproduced them on my local machine. Below patch > > > > can fix them. And by the way, I also saw the clone3 warning, and have to > > > > made change in scripts/checksyscalls.sh to mute it, wondering how you > > > > handle it in your testing. > > > > > > I think the warning kbuild reported is rather this one: > > > > > > >> include/asm-generic/io.h:1078:6: error: conflicting types for 'iounmap' > > > 1078 | void iounmap(volatile void __iomem *addr); > > > | ^ > > > > This one is reported as error. The old iounmap() declaration has a const, > > while the standard one doesn't have. So I just remove the old one to use > > the standard one. > > > > Another one is warning about PCI_IOBASE. Because inb/w/l and outb/w/l is > > redefined in asm-generic/io.h, and it uses PCI_IOBASE which is defniend > > as NULL in asm-generic/io.h if ARCH doesn't have its own PCI_IOBASE > > definition. Then the warning is triggered. So I define macro to override > > the standard inb/w/l and outb/w/l. > > > > #ifndef PCI_IOBASE > > #define PCI_IOBASE ((void __iomem *)0) > > #endif > > I believe that this series [1] by Niklas Schnelle should take care of > the PCI_IOBASE warnings (which are not Hexagon specific), so there is no > need to worry about them when they show up in build reports. > > [1]: https://lore.kernel.org/20230522105049.1467313-1-schnelle@linux.ibm.com/ That's great, then I can skip the fixing of PCI_IOBASE warnings, only wrap the fixing of iounmap() declaration issue into the new post. Thanks a lot for the information, Nathan. Thanks Baoquan