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V" , Naoya Horiguchi , Michael Ellerman , Muchun Song , Andrew Morton Subject: Re: [PATCH] hugetlb: simplify hugetlb handling in follow_page_mask Message-ID: References: <20220829234053.159158-1-mike.kravetz@oracle.com> <202208311341.ybNgt0Kz-lkp@intel.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202208311341.ybNgt0Kz-lkp@intel.com> X-ClientProxiedBy: SJ0PR03CA0170.namprd03.prod.outlook.com (2603:10b6:a03:338::25) To BY5PR10MB4196.namprd10.prod.outlook.com (2603:10b6:a03:20d::23) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 78896da2-67d2-424a-09e4-08da8b91478c X-MS-TrafficTypeDiagnostic: DM6PR10MB4139:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR10MB4196.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(7916004)(366004)(396003)(136003)(376002)(346002)(39860400002)(86362001)(38100700002)(54906003)(316002)(6916009)(2906002)(44832011)(7416002)(66556008)(5660300002)(8676002)(8936002)(66946007)(66476007)(4326008)(186003)(41300700001)(83380400001)(966005)(6486002)(9686003)(6512007)(33716001)(6506007)(53546011)(6666004)(26005)(478600001);DIR:OUT;SFP:1101; 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bh=JU4YckjFRhn3F3wZZSTsFZeZPCj3lffR5sBjLDD9QGk=; b=2QTRDUowrk3Ws1ReQVzxZzwUnTJ8QFhtf9HRrsKnAcxdPa9XOnuq4yspewlX0eRVosNgWc Car805ulUBLu/oOYGZE6VMJ4aiV9x2GLXSGLzj4LsHsF6R5XogPj3D+t7eUCJctO54o1ru wuXCqEVwMSU5uXW7UENT6rRWeTV00B4= X-Rspam-User: X-Rspamd-Queue-Id: 9A2A01C0043 Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2022-7-12 header.b=Xsyb4+XQ; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=sqRQgB+x; spf=pass (imf18.hostedemail.com: domain of mike.kravetz@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=mike.kravetz@oracle.com; dmarc=pass (policy=none) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector9901:i=1") X-Stat-Signature: zmu3aarike6mcwhdqhxuh6mp4uht5rnk X-Rspamd-Server: rspam11 X-HE-Tag: 1661978563-95913 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 08/31/22 13:08, kernel test robot wrote: > Hi Mike, > > I love your patch! Yet something to improve: > > [auto build test ERROR on akpm-mm/mm-everything] > [also build test ERROR on linus/master v6.0-rc3 next-20220830] > [cannot apply to powerpc/next] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Mike-Kravetz/hugetlb-simplify-hugetlb-handling-in-follow_page_mask/20220830-074147 > base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything > config: powerpc-randconfig-r001-20220830 (https://download.01.org/0day-ci/archive/20220831/202208311341.ybNgt0Kz-lkp@intel.com/config) > compiler: powerpc-linux-gcc (GCC) 12.1.0 > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://github.com/intel-lab-lkp/linux/commit/f7dc41c1552ecd1e483a100c8b0921df62980f38 > git remote add linux-review https://github.com/intel-lab-lkp/linux > git fetch --no-tags linux-review Mike-Kravetz/hugetlb-simplify-hugetlb-handling-in-follow_page_mask/20220830-074147 > git checkout f7dc41c1552ecd1e483a100c8b0921df62980f38 > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash arch/powerpc/kernel/ > > If you fix the issue, kindly add following tag where applicable > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): > > In file included from arch/powerpc/kernel/setup-common.c:35: > >> include/linux/hugetlb.h:258:21: error: 'hugetlb_follow_page_mask' defined but not used [-Werror=unused-function] > 258 | static struct page *hugetlb_follow_page_mask(struct vm_area_struct *vma, > | ^~~~~~~~~~~~~~~~~~~~~~~~ > cc1: all warnings being treated as errors > > > vim +/hugetlb_follow_page_mask +258 include/linux/hugetlb.h > > 257 > > 258 static struct page *hugetlb_follow_page_mask(struct vm_area_struct *vma, Thanks! That should be, static inline struct page *hugetlb_follow_page_mask(struct vm_area_struct *vma, -- Mike Kravetz > 259 unsigned long address, unsigned int flags) > 260 { > 261 /* should never happen, but do not want to BUG */ > 262 return ERR_PTR(-EINVAL); > 263 } > 264 > > -- > 0-DAY CI Kernel Test Service > https://01.org/lkp