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X-IronPort-AV: E=McAfee;i="6600,9927,10908"; a="11649518" X-IronPort-AV: E=Sophos;i="6.04,234,1695711600"; d="scan'208";a="11649518" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Nov 2023 08:11:49 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10908"; a="941971415" X-IronPort-AV: E=Sophos;i="6.04,234,1695711600"; d="scan'208";a="941971415" Received: from lkp-server01.sh.intel.com (HELO d584ee6ebdcc) ([10.239.97.150]) by orsmga005.jf.intel.com with ESMTP; 28 Nov 2023 08:11:45 -0800 Received: from kbuild by d584ee6ebdcc with local (Exim 4.96) (envelope-from ) id 1r80gZ-0007ik-1R; Tue, 28 Nov 2023 16:11:43 +0000 Date: Wed, 29 Nov 2023 00:11:07 +0800 From: kernel test robot To: cuiyangpei , sj@kernel.org, akpm@linux-foundation.org, damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, cuiyangpei Subject: Re: [PATCH 1/2] mm/damon/sysfs: Implement recording feature Message-ID: <202311290004.B2GD9Xbd-lkp@intel.com> References: <20231128073440.11894-1-cuiyangpei@xiaomi.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231128073440.11894-1-cuiyangpei@xiaomi.com> X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 14AFF14001B X-Stat-Signature: 9ichtbu339r6gr4wkiyouyjyk4ybckia X-Rspam-User: X-HE-Tag: 1701187909-717512 X-HE-Meta: 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 6r0BPWgv pDqKvOOxqeRlMZROHvRs4ddYWmmRK51aIOP6GFw6DvzEyd1UZxbrs+jQYvmD/XQrsvQYyuwInzLzT+4vG71FU2ybBuw6eQ+qVK9xGkISrHKwzbaok+2w9DndTa0A4MSRz/YrCzJOS1ZKOR4Lx86t8fZIE1F1SjEIaGGVVFHgYJE2EhhteIKQc2FpP/UGqMDoogjAiqaxI4l7NEJm2j8YCSsSS1wdVaAw+yGvfA69717xOHMbQXMn1MTs/hEY4IQfbgHh6c80rLOIRyha9CA49l7SEeThd4QJjRc9gniuqMYt8SFfm7U98phdCKEL/NIV7L9BFZ75A5+oDdCM= 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 cuiyangpei, 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/cuiyangpei/mm-damon-core-add-sysfs-nodes-to-set-last_nr_accesses-weight/20231128-194153 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20231128073440.11894-1-cuiyangpei%40xiaomi.com patch subject: [PATCH 1/2] mm/damon/sysfs: Implement recording feature config: i386-buildonly-randconfig-002-20231128 (https://download.01.org/0day-ci/archive/20231129/202311290004.B2GD9Xbd-lkp@intel.com/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231129/202311290004.B2GD9Xbd-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/202311290004.B2GD9Xbd-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/damon/sysfs.c:1415:6: warning: variable 'count' set but not used [-Wunused-but-set-variable] int count = 0; ^ 1 warning generated. vim +/count +1415 mm/damon/sysfs.c 1410 1411 static unsigned int nr_damon_targets(struct damon_ctx *ctx) 1412 { 1413 struct damon_target *t; 1414 unsigned int nr_targets = 0; > 1415 int count = 0; 1416 1417 damon_for_each_target(t, ctx) { 1418 count++; 1419 nr_targets++; 1420 } 1421 1422 return nr_targets; 1423 } 1424 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki