From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 198B2256D for ; Mon, 14 Nov 2022 09:29:55 +0000 (UTC) Received: from dggpemm500023.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4N9kXg61sPzHw3N for ; Mon, 14 Nov 2022 17:29:23 +0800 (CST) Received: from dggpemm500006.china.huawei.com (7.185.36.236) by dggpemm500023.china.huawei.com (7.185.36.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Mon, 14 Nov 2022 17:29:52 +0800 Received: from [10.174.178.55] (10.174.178.55) by dggpemm500006.china.huawei.com (7.185.36.236) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Mon, 14 Nov 2022 17:29:52 +0800 Subject: Re: [PATCH v7 5/6] doc: Document CONFIG_RCU_CPU_STALL_CPUTIME=y stall information To: kernel test robot CC: References: <20221111130709.247-6-thunder.leizhen@huawei.com> <202211130627.0qfD08wi-lkp@intel.com> From: "Leizhen (ThunderTown)" Message-ID: <90d7154b-04d7-4423-e07e-8829eb6cd630@huawei.com> Date: Mon, 14 Nov 2022 17:29:51 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <202211130627.0qfD08wi-lkp@intel.com> Content-Type: text/plain; charset="windows-1252" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.178.55] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpemm500006.china.huawei.com (7.185.36.236) X-CFilter-Loop: Reflected On 2022/11/13 6:52, kernel test robot wrote: > Hi Zhen, > > Thank you for the patch! Perhaps something to improve: > > [auto build test WARNING on paulmck-rcu/dev] > [also build test WARNING on tip/sched/core linus/master v6.1-rc4 next-20221111] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Zhen-Lei/rcu-Add-RCU-stall-diagnosis-information/20221111-211035 > base: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev > patch link: https://lore.kernel.org/r/20221111130709.247-6-thunder.leizhen%40huawei.com > patch subject: [PATCH v7 5/6] doc: Document CONFIG_RCU_CPU_STALL_CPUTIME=y stall information > reproduce: > # https://github.com/intel-lab-lkp/linux/commit/062a824ff2c71185d19ff8d39fef18fda82e474f > git remote add linux-review https://github.com/intel-lab-lkp/linux > git fetch --no-tags linux-review Zhen-Lei/rcu-Add-RCU-stall-diagnosis-information/20221111-211035 > git checkout 062a824ff2c71185d19ff8d39fef18fda82e474f > make menuconfig > # enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS > make htmldocs > > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot > > All warnings (new ones prefixed by >>): > >>> Documentation/RCU/stallwarn.rst:415: WARNING: Undefined substitution referenced: "<------------first timeout---------->|<-----second timeout----->". >>> Documentation/RCU/stallwarn.rst:415: WARNING: Undefined substitution referenced: "<--half timeout-->|<--half timeout-->". >>> Documentation/RCU/stallwarn.rst:415: WARNING: Undefined substitution referenced: "<--first period-->". >>> Documentation/RCU/stallwarn.rst:415: WARNING: Undefined substitution referenced: "<-----------second sampling period---------->". Well, thanks. Replacing '|' with ":' solves the problem. Fortunately, they look alike. > > vim +415 Documentation/RCU/stallwarn.rst > > 414 > > 415 The sampling period is shown as follows: > 416 |<------------first timeout---------->|<-----second timeout----->| > 417 |<--half timeout-->|<--half timeout-->| | > 418 | |<--first period-->| | > 419 | |<-----------second sampling period---------->| > 420 | | | | > 421 | sampling time point 1st-stall 2nd-stall > 422 > 423 > -- Regards, Zhen Lei