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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7B88CC433F5 for ; Tue, 31 May 2022 19:54:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347552AbiEaTy2 (ORCPT ); Tue, 31 May 2022 15:54:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241900AbiEaTy0 (ORCPT ); Tue, 31 May 2022 15:54:26 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3127B8FD48 for ; Tue, 31 May 2022 12:54:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1654026865; x=1685562865; h=date:from:to:cc:subject:message-id:mime-version; bh=OJhpRbxBOMs4glA066gvOFcYtJZ2Eh/VWIaGZ2EgiQk=; b=VrrLEzYJlaUWgXtC/gP/AtkAAgqBmCWEllAQu2kXj98nWWpRgLbGLYXH VhT4Ne5sklRR41HZ6ocREQ61RrCtPyxPw73VZjaNbTO7Hsrv/4T43CdO7 m1QMXiU7RZl1xJj2yyQP8h7f4muezYWqFzU6JM2+bXCEQGdDvX6BUAApG Pfmsme9NUCtzpuS4PmLB66cAwvMZw8MGunbKB4K5isad4AvdSDTD78EoA 84/enoiCUNkiAcSCCcsSNAZKw4wkraChmidU5YyANP+gGKZdnMj5MmoSh hk668q2KorxbBvQOVuhYoO3G2FwfwnQRM38s5cDNnL2+jsaOQ8T0HLIcn Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10364"; a="361743052" X-IronPort-AV: E=Sophos;i="5.91,266,1647327600"; d="scan'208";a="361743052" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2022 12:54:25 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,266,1647327600"; d="scan'208";a="667072348" Received: from lkp-server01.sh.intel.com (HELO 60dabacc1df6) ([10.239.97.150]) by FMSMGA003.fm.intel.com with ESMTP; 31 May 2022 12:54:23 -0700 Received: from kbuild by 60dabacc1df6 with local (Exim 4.95) (envelope-from ) id 1nw7wc-00031I-QL; Tue, 31 May 2022 19:54:22 +0000 Date: Wed, 1 Jun 2022 03:53:29 +0800 From: kernel test robot To: Chen Lin Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, 0day robot Subject: mm/page_alloc.c:5662:16: error: use of undeclared identifier 'fragz'; did you mean 'fragsz'? Message-ID: <202206010311.t1nGkYl6-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/intel-lab-lkp/linux/commits/UPDATE-20220531-224555/Chen-Lin/mm-page_frag-Warn_on-when-frag_alloc-size-is-bigger-than-PAGE_SIZE/20220528-234129 head: 21e940b5a66de64088e93248c21bce241c28a556 commit: 21e940b5a66de64088e93248c21bce241c28a556 mm: page_frag: Warn_on when frag_alloc size is bigger than PAGE_SIZE date: 5 hours ago config: x86_64-randconfig-a014 (https://download.01.org/0day-ci/archive/20220601/202206010311.t1nGkYl6-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c825abd6b0198fb088d9752f556a70705bc99dfd) 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/21e940b5a66de64088e93248c21bce241c28a556 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review UPDATE-20220531-224555/Chen-Lin/mm-page_frag-Warn_on-when-frag_alloc-size-is-bigger-than-PAGE_SIZE/20220528-234129 git checkout 21e940b5a66de64088e93248c21bce241c28a556 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): >> mm/page_alloc.c:5662:16: error: use of undeclared identifier 'fragz'; did you mean 'fragsz'? if (WARN_ONCE(fragz > PAGE_SIZE, ^~~~~ fragsz include/asm-generic/bug.h:151:18: note: expanded from macro 'WARN_ONCE' DO_ONCE_LITE_IF(condition, WARN, 1, format) ^ include/linux/once_lite.h:15:27: note: expanded from macro 'DO_ONCE_LITE_IF' bool __ret_do_once = !!(condition); \ ^ mm/page_alloc.c:5651:22: note: 'fragsz' declared here unsigned int fragsz, gfp_t gfp_mask, ^ 1 error generated. vim +5662 mm/page_alloc.c 5649 5650 void *page_frag_alloc_align(struct page_frag_cache *nc, 5651 unsigned int fragsz, gfp_t gfp_mask, 5652 unsigned int align_mask) 5653 { 5654 unsigned int size = PAGE_SIZE; 5655 struct page *page; 5656 int offset; 5657 5658 /* 5659 * frag_alloc is not suitable for memory alloc which fragsz 5660 * is bigger than PAGE_SIZE, use kmalloc or alloc_pages instead. 5661 */ > 5662 if (WARN_ONCE(fragz > PAGE_SIZE, 5663 "alloc fragsz(%d) > PAGE_SIZE(%ld) not supported, alloc fail\n", 5664 fragsz, PAGE_SIZE)) 5665 return NULL; 5666 5667 if (unlikely(!nc->va)) { 5668 refill: 5669 page = __page_frag_cache_refill(nc, gfp_mask); 5670 if (!page) 5671 return NULL; 5672 -- 0-DAY CI Kernel Test Service https://01.org/lkp