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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26E50CA0EDC for ; Sun, 17 Aug 2025 10:16:33 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4D79D8E003D; Sun, 17 Aug 2025 06:16:33 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 4AF3C8E0035; Sun, 17 Aug 2025 06:16:33 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3EC448E003D; Sun, 17 Aug 2025 06:16:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 2B0508E0035 for ; Sun, 17 Aug 2025 06:16:33 -0400 (EDT) Received: from smtpin22.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id B6B4E14060D for ; Sun, 17 Aug 2025 10:16:32 +0000 (UTC) X-FDA: 83785845024.22.428810C Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) by imf08.hostedemail.com (Postfix) with ESMTP id 85799160004 for ; Sun, 17 Aug 2025 10:16:29 +0000 (UTC) Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=nUqp0oQE; spf=pass (imf08.hostedemail.com: domain of lkp@intel.com designates 198.175.65.14 as permitted sender) smtp.mailfrom=lkp@intel.com; dmarc=pass (policy=none) header.from=intel.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1755425790; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=wObD4o5Nhuux0JaA4g9bRmof3EsIGbuhXyQwMbkuBZI=; b=WPaRAVJTVuNeLuqI3mD+UYtjVEZU84X9MippCqpem1SnX/ezmEsJqTlAoNeQcpMrXrs43H vqMUNnP7F9pAkjnt2JpQT01gUz8lLJfJNCgHFI2b9fI0hoWEFof/mN0DT6iYy6JAHUKxtl uamf+yH++a9YUz+Ly67PcuZRtCnA838= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1755425790; a=rsa-sha256; cv=none; b=c8wxjMuR6ho841en8oWXhqgDPHFOEv29XZAtmuQYJ59fcoGj6aGbYw0mCqys3wOLn4h6uf QiAufsp5eoNHgRBhBImfiYEdDNb/7n3L5h4S4fQkXAExObYThPjbfkjeGRSgAvYjE+yrGA siHvIRZ/38VagscQXXfBg6uQiBNojhw= ARC-Authentication-Results: i=1; imf08.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=nUqp0oQE; spf=pass (imf08.hostedemail.com: domain of lkp@intel.com designates 198.175.65.14 as permitted sender) smtp.mailfrom=lkp@intel.com; dmarc=pass (policy=none) header.from=intel.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755425790; x=1786961790; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=+A14c1W+X+e9ckEeG7fLA+HMWihm8ocOrIT9CAvB0SA=; b=nUqp0oQE1a+jbcVeMw2ve1EAoeDqD2WBB/iCZ6ar1MvLMQDsGUuAQTn9 nkeRxbe8X7BfU+9IYf/5yQVcG5eSND+6tYpba58fk4J3SkP01YrRoxuTs SnMApt38nrJL4ubOAD3P3Rg6j6SyHNMtA/owD0x3j4q0YNgfJA9n89v0k O6B4AhLiRnKSVWPdyvsMvjV6xEcjcVx9B5GoY7Kcg6vUoPASeR7LpDAtR fXnzxvZmawN3P9pNBzFt2wEkJKidQe7BM7yqRGBP3mzaA5+f3MQf/TU71 abEuinPF8qw79V0+DEiZ06jzzh5b21UsrZYEvIJIL87oxuLw0mCQQeF1D g==; X-CSE-ConnectionGUID: PBO2at+4T4iTcr6Q1AGTRQ== X-CSE-MsgGUID: OEjwL9biQNyARdZ4eapK1g== X-IronPort-AV: E=McAfee;i="6800,10657,11524"; a="61511055" X-IronPort-AV: E=Sophos;i="6.17,293,1747724400"; d="scan'208";a="61511055" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Aug 2025 03:16:28 -0700 X-CSE-ConnectionGUID: +9d8gx9kSNufnReCk+lhMw== X-CSE-MsgGUID: krM7rEmbTX6xWVFMAnBwOw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,293,1747724400"; d="scan'208";a="166847320" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa007.fm.intel.com with ESMTP; 17 Aug 2025 03:16:24 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1unaQz-000DT9-0i; Sun, 17 Aug 2025 10:16:20 +0000 Date: Sun, 17 Aug 2025 18:15:37 +0800 From: kernel test robot To: Huacai Chen , Huacai Chen , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , David Hildenbrand , Zi Yan , Lorenzo Stoakes , Harry Yoo , Minchan Kim , Sergey Senozhatsky , "Michael S . Tsirkin" , linux-kernel@vger.kernel.org Subject: Re: [PATCH V3] mm/migrate: Fix NULL movable_ops if CONFIG_ZSMALLOC=m Message-ID: <202508171758.8m5jQYdz-lkp@intel.com> References: <20250817083534.2398601-1-chenhuacai@loongson.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250817083534.2398601-1-chenhuacai@loongson.cn> X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 85799160004 X-Stat-Signature: prkqdz9huwu8kap7hnoe8bkii1bafb8c X-HE-Tag: 1755425789-760463 X-HE-Meta: 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 FYb/eLvT Rzo5XpBqwhPwSoH7V+IxZVGPR8OqWhu7lha4UeQdjI8JoKirw30n6k5TLtWuYHnXFzSYfwmKjuFF7vsYbrkFQJdtHdB3x9upCm1hYwHKB3yPDlzPjo1EG21aF/WBPs+Is7bumk/EZZF3naroxjOmpGvALWBFDTKPkG5DUKhDWPPP8J1G3UV3kfGalqSccRFYO6HY9CUwR0djYHZ2oEdOy2eHlf3aCw0NJStfl3BYvZo3OjrhcE60/T7ccgIqNHl4eA+GfPguR1EUzb3E9Ohk2wuhKOMvR9npyP2OA6LuAK78q8Enqr+uDnem7vUb3H6wf4u2DmvgRsPoQqULKf+aq33k7GirzjVVAWCQURpt9+BdcLlE0uZnV8YJggQ== 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 Huacai, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Huacai-Chen/mm-migrate-Fix-NULL-movable_ops-if-CONFIG_ZSMALLOC-m/20250817-163814 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250817083534.2398601-1-chenhuacai%40loongson.cn patch subject: [PATCH V3] mm/migrate: Fix NULL movable_ops if CONFIG_ZSMALLOC=m config: x86_64-buildonly-randconfig-002-20250817 (https://download.01.org/0day-ci/archive/20250817/202508171758.8m5jQYdz-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250817/202508171758.8m5jQYdz-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/202508171758.8m5jQYdz-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/zsmalloc.c: In function 'zs_init': >> mm/zsmalloc.c:2249:13: warning: unused variable 'rc' [-Wunused-variable] 2249 | int rc; | ^~ vim +/rc +2249 mm/zsmalloc.c 2246 2247 static int __init zs_init(void) 2248 { > 2249 int rc; 2250 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki