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 X-Spam-Level: X-Spam-Status: No, score=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 13E03C433E0 for ; Fri, 15 Jan 2021 15:34:40 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8337E23136 for ; Fri, 15 Jan 2021 15:34:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8337E23136 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D05DC8D018F; Fri, 15 Jan 2021 10:34:38 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id CB6818D0187; Fri, 15 Jan 2021 10:34:38 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BCC788D018F; Fri, 15 Jan 2021 10:34:38 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0156.hostedemail.com [216.40.44.156]) by kanga.kvack.org (Postfix) with ESMTP id A451E8D0187 for ; Fri, 15 Jan 2021 10:34:38 -0500 (EST) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id C4E2112FA for ; Fri, 15 Jan 2021 15:34:37 +0000 (UTC) X-FDA: 77708406594.13.end53_2c11cf827530 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin13.hostedemail.com (Postfix) with ESMTP id 9ADFF1801F766 for ; Fri, 15 Jan 2021 15:34:37 +0000 (UTC) X-HE-Tag: end53_2c11cf827530 X-Filterd-Recvd-Size: 5984 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by imf13.hostedemail.com (Postfix) with ESMTP for ; Fri, 15 Jan 2021 15:34:36 +0000 (UTC) IronPort-SDR: H71VCoHrTCb9hqth79618shAp89USrINKpz4CpDe+Uk8tvt7EFniVi8lEEpfcwqbBenjTT3T/f RnikaIWfzfnQ== X-IronPort-AV: E=McAfee;i="6000,8403,9864"; a="175983982" X-IronPort-AV: E=Sophos;i="5.79,349,1602572400"; d="scan'208";a="175983982" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jan 2021 07:34:34 -0800 IronPort-SDR: loj5gFpeFWgcL3Qd8NXxz8b1lGHa1R26M1cyNWboF0rNoL1atFNYjD3mSkcVC6CItO+TdsWbqM t0lE0JC603BQ== X-IronPort-AV: E=Sophos;i="5.79,349,1602572400"; d="scan'208";a="354338792" Received: from shao2-debian.sh.intel.com (HELO localhost) ([10.239.13.117]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jan 2021 07:34:32 -0800 Date: Fri, 15 Jan 2021 23:33:38 +0800 From: kernel test robot To: Jiaxun Yang Cc: kbuild-all@lists.01.org, Linux Memory Management List , Thomas Bogendoerfer , Tiezhu Yang Subject: [linux-next:master 1027/3956] arch/mips/kernel/cacheinfo.c:112:3: warning: Variable 'level' is modified but its new value is never used. Message-ID: <20210115153338.GB399595@shao2-debian> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) 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: tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: b3a3cbdec55b090d22a09f75efb7c7d34cb97f25 commit: e8bb8f28233d88f4ad89fdf83d54bbc4a8ee40f2 [1027/3956] MIPS: cacheinfo: Add missing VCache compiler: mips-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> arch/mips/kernel/cacheinfo.c:112:3: warning: Variable 'level' is modified but its new value is never used. [unreadVariable] level++; ^ vim +/level +112 arch/mips/kernel/cacheinfo.c 3b1313eb32c499d4 Vladimir Kondratiev 2019-11-24 76 ef462f3b64e9fb0c Justin Chen 2016-12-07 77 static int __populate_cache_leaves(unsigned int cpu) ef462f3b64e9fb0c Justin Chen 2016-12-07 78 { ef462f3b64e9fb0c Justin Chen 2016-12-07 79 struct cpuinfo_mips *c = ¤t_cpu_data; ef462f3b64e9fb0c Justin Chen 2016-12-07 80 struct cpu_cacheinfo *this_cpu_ci = get_cpu_cacheinfo(cpu); ef462f3b64e9fb0c Justin Chen 2016-12-07 81 struct cacheinfo *this_leaf = this_cpu_ci->info_list; e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 82 int level = 1; ef462f3b64e9fb0c Justin Chen 2016-12-07 83 ef462f3b64e9fb0c Justin Chen 2016-12-07 84 if (c->icache.waysize) { e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 85 /* I/D caches are per core */ 3b1313eb32c499d4 Vladimir Kondratiev 2019-11-24 86 fill_cpumask_siblings(cpu, &this_leaf->shared_cpu_map); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 87 populate_cache(dcache, this_leaf, level, CACHE_TYPE_DATA); 3b1313eb32c499d4 Vladimir Kondratiev 2019-11-24 88 fill_cpumask_siblings(cpu, &this_leaf->shared_cpu_map); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 89 populate_cache(icache, this_leaf, level, CACHE_TYPE_INST); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 90 level++; ef462f3b64e9fb0c Justin Chen 2016-12-07 91 } else { e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 92 populate_cache(dcache, this_leaf, level, CACHE_TYPE_UNIFIED); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 93 level++; e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 94 } e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 95 e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 96 if (c->vcache.waysize) { e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 97 /* Vcache is per core as well */ e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 98 fill_cpumask_siblings(cpu, &this_leaf->shared_cpu_map); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 99 populate_cache(vcache, this_leaf, level, CACHE_TYPE_UNIFIED); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 100 level++; ef462f3b64e9fb0c Justin Chen 2016-12-07 101 } ef462f3b64e9fb0c Justin Chen 2016-12-07 102 3b1313eb32c499d4 Vladimir Kondratiev 2019-11-24 103 if (c->scache.waysize) { e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 104 /* Scache is per cluster */ 3b1313eb32c499d4 Vladimir Kondratiev 2019-11-24 105 fill_cpumask_cluster(cpu, &this_leaf->shared_cpu_map); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 106 populate_cache(scache, this_leaf, level, CACHE_TYPE_UNIFIED); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 107 level++; 3b1313eb32c499d4 Vladimir Kondratiev 2019-11-24 108 } ef462f3b64e9fb0c Justin Chen 2016-12-07 109 e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 110 if (c->tcache.waysize) { e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 111 populate_cache(tcache, this_leaf, level, CACHE_TYPE_UNIFIED); e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 @112 level++; e8bb8f28233d88f4 Jiaxun Yang 2020-12-30 113 } ef462f3b64e9fb0c Justin Chen 2016-12-07 114 b8bea8a5e5d942e6 Vladimir Kondratiev 2019-07-16 115 this_cpu_ci->cpu_map_populated = true; b8bea8a5e5d942e6 Vladimir Kondratiev 2019-07-16 116 ef462f3b64e9fb0c Justin Chen 2016-12-07 117 return 0; ef462f3b64e9fb0c Justin Chen 2016-12-07 118 } ef462f3b64e9fb0c Justin Chen 2016-12-07 119 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org