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X-IronPort-AV: E=McAfee;i="6600,9927,10888"; a="454118749" X-IronPort-AV: E=Sophos;i="6.03,286,1694761200"; d="scan'208";a="454118749" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Nov 2023 09:33:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.03,286,1694761200"; d="scan'208";a="4254657" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 08 Nov 2023 09:33:32 -0800 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1r0mQj-00085k-0c; Wed, 08 Nov 2023 17:33:29 +0000 Date: Thu, 9 Nov 2023 01:30:26 +0800 From: kernel test robot To: "Matthew Wilcox (Oracle)" , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , "Matthew Wilcox (Oracle)" , Hannes Reinecke , Luis Chamberlain , Pankaj Raghav , linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 2/5] buffer: Calculate block number inside folio_init_buffers() Message-ID: <202311090123.FRvXagQt-lkp@intel.com> References: <20231107194152.3374087-3-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231107194152.3374087-3-willy@infradead.org> X-Rspamd-Queue-Id: AE0FD80023 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: k994gzg5abtq7epfjttjxxuiu8doigy6 X-HE-Tag: 1699464815-836921 X-HE-Meta: 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 fWtQcBPj j+A6CkZun0PpZgq1yWfJloFE69Flg/MhM4W6F+RaaqRgS51/Ng2OFpXFCKxGg4/SjL2ttengNuWbC/TpJs2GivPYbldVFWsKL12JIAcCQWOlV//670EuMe3BIsdnHnZ0OJhlGoVf2izJezBk6co2RE1t60Q+1D6EvCjAFQb5axduQtxL5+4IZ69P4Ouvdtld1jq8PIHyGyj24LxsmqK8Ri1y9cN6Pq9tli9Wifjbt6pfxwefpX9QFFr+IuXkJscIXdYxfgv94TO11LoC35ew3VFtCqcofVAinSroXPln6Gl7u2ufEFiOL5KLdS5AIKfhR860geYHbDzaG07ifUVivH/H6SS9h5ThGK/4V6+bxzURQbEzflgDwCWzPBFuIrVf8luD0SYzI2SjraBHsfgJr59cq4hd2hvNfeV28FdUS5s2wRFR16OE8uC1wOaHsT+08PE3jjlGeEzK4nc65q7fwlYqZ7YRWm/lqnSoO 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: List-Subscribe: List-Unsubscribe: Hi Matthew, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master next-20231108] [cannot apply to v6.6] [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/Matthew-Wilcox-Oracle/buffer-Return-bool-from-grow_dev_folio/20231108-035905 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20231107194152.3374087-3-willy%40infradead.org patch subject: [PATCH 2/5] buffer: Calculate block number inside folio_init_buffers() config: i386-randconfig-141-20231108 (https://download.01.org/0day-ci/archive/20231109/202311090123.FRvXagQt-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231109/202311090123.FRvXagQt-lkp@intel.com/reproduce) 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/202311090123.FRvXagQt-lkp@intel.com/ All errors (new ones prefixed by >>): ld: fs/buffer.o: in function `folio_init_buffers': >> fs/buffer.c:1003: undefined reference to `__divdi3' vim +1003 fs/buffer.c 993 994 /* 995 * Initialise the state of a blockdev folio's buffers. 996 */ 997 static sector_t folio_init_buffers(struct folio *folio, 998 struct block_device *bdev, int size) 999 { 1000 struct buffer_head *head = folio_buffers(folio); 1001 struct buffer_head *bh = head; 1002 bool uptodate = folio_test_uptodate(folio); > 1003 sector_t block = folio_pos(folio) / size; 1004 sector_t end_block = blkdev_max_block(bdev, size); 1005 1006 do { 1007 if (!buffer_mapped(bh)) { 1008 bh->b_end_io = NULL; 1009 bh->b_private = NULL; 1010 bh->b_bdev = bdev; 1011 bh->b_blocknr = block; 1012 if (uptodate) 1013 set_buffer_uptodate(bh); 1014 if (block < end_block) 1015 set_buffer_mapped(bh); 1016 } 1017 block++; 1018 bh = bh->b_this_page; 1019 } while (bh != head); 1020 1021 /* 1022 * Caller needs to validate requested block against end of device. 1023 */ 1024 return end_block; 1025 } 1026 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki