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 4D6C4C25B4E for ; Tue, 24 Jan 2023 11:57:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233144AbjAXL5A (ORCPT ); Tue, 24 Jan 2023 06:57:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229546AbjAXL46 (ORCPT ); Tue, 24 Jan 2023 06:56:58 -0500 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9BEAE4ED8 for ; Tue, 24 Jan 2023 03:56:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1674561417; x=1706097417; h=date:from:to:cc:subject:message-id:mime-version; bh=phCYjbeYeH33D7C/gttd9sta4hen+i8d+oLpv9x6oaU=; b=L5w+Y/PRHsoRvHQwk2gfH2B7HglNqiUbnyTwf9lTsZGiDMX8rd+RphKn qCPtxmEBNBniTncMii2AuVEoIVk+mnVnpq26i9vgxOcP+q6cclKJC2zrB 2sbkM71clzCgmHsnLddsAnYmxg9u6mYtIM1JIJbLJt+/iu34oHQkY4NLX muL0iCGF4vhmt44oxRJRPPowIPItRW/0N7Ey+YdEKhgXvwm/dyPmZ8Wta YIB8svrRdP7d1y4ryxKPgyShpD/plqpE6YiisV6vcxjF2bcozgu/TsFJo arZL67JCUTkf5/1XAcIbVjWl+ESPAsan3bp54Zrq2nJMI8mIY+gzjDdJT g==; X-IronPort-AV: E=McAfee;i="6500,9779,10599"; a="412509276" X-IronPort-AV: E=Sophos;i="5.97,242,1669104000"; d="scan'208";a="412509276" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jan 2023 03:56:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10599"; a="804570487" X-IronPort-AV: E=Sophos;i="5.97,242,1669104000"; d="scan'208";a="804570487" Received: from lkp-server01.sh.intel.com (HELO 5646d64e7320) ([10.239.97.150]) by fmsmga001.fm.intel.com with ESMTP; 24 Jan 2023 03:56:54 -0800 Received: from kbuild by 5646d64e7320 with local (Exim 4.96) (envelope-from ) id 1pKHv3-0006Q5-2y; Tue, 24 Jan 2023 11:56:53 +0000 Date: Tue, 24 Jan 2023 19:55:56 +0800 From: kernel test robot To: Babu Moger Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, x86@kernel.org, "Borislav Petkov (AMD)" , Reinette Chatre Subject: [tip:x86/cache 9/13] arch/x86/kernel/cpu/resctrl/rdtgroup.c:1456:13: warning: variable 'h' set but not used Message-ID: <202301241934.L4ops5VY-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://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/cache head: 0a363fb23ee2f7beb08437ad7db86d195878d79f commit: dc2a3e857981f859889933cf66ded117d74edff1 [9/13] x86/resctrl: Add interface to read mbm_total_bytes_config config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20230124/202301241934.L4ops5VY-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=dc2a3e857981f859889933cf66ded117d74edff1 git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git git fetch --no-tags tip x86/cache git checkout dc2a3e857981f859889933cf66ded117d74edff1 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 olddefconfig make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kernel/cpu/resctrl/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): arch/x86/kernel/cpu/resctrl/rdtgroup.c: In function 'mon_event_config_read': >> arch/x86/kernel/cpu/resctrl/rdtgroup.c:1456:13: warning: variable 'h' set but not used [-Wunused-but-set-variable] 1456 | u32 h; | ^ vim +/h +1456 arch/x86/kernel/cpu/resctrl/rdtgroup.c 1451 1452 static void mon_event_config_read(void *info) 1453 { 1454 struct mon_config_info *mon_info = info; 1455 unsigned int index; > 1456 u32 h; 1457 1458 index = mon_event_config_index_get(mon_info->evtid); 1459 if (index == INVALID_CONFIG_INDEX) { 1460 pr_warn_once("Invalid event id %d\n", mon_info->evtid); 1461 return; 1462 } 1463 rdmsr(MSR_IA32_EVT_CFG_BASE + index, mon_info->mon_config, h); 1464 1465 /* Report only the valid event configuration bits */ 1466 mon_info->mon_config &= MAX_EVT_CONFIG_BITS; 1467 } 1468 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests