linux-kernel - Re: [PATCH v5 4/6] kernel/watchdog: Adapt the watchdog

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Date:   Tue, 14 Jun 2022 13:57:53 +0800
From:   kernel test robot <lkp@...el.com>
To:     Lecopzer Chen <lecopzer.chen@...iatek.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, pmladek@...e.com, acme@...nel.org,
        akpm@...ux-foundation.org, alexander.shishkin@...ux.intel.com,
        catalin.marinas@....com, davem@...emloft.net, jolsa@...hat.com,
        jthierry@...hat.com, keescook@...omium.org, kernelfans@...il.com,
        lecopzer.chen@...iatek.com, linux-mediatek@...ts.infradead.org,
        linux-perf-users@...r.kernel.org, mark.rutland@....com,
        masahiroy@...nel.org, matthias.bgg@...il.com, maz@...nel.org,
        mcgrof@...nel.org, mingo@...hat.com, namhyung@...nel.org,
        nixiaoming@...wei.com, peterz@...radead.org,
        sparclinux@...r.kernel.org, sumit.garg@...aro.org,
        wangqing@...o.com, will@...nel.org, yj.chiang@...iatek.com
Subject: Re: [PATCH v5 4/6] kernel/watchdog: Adapt the watchdog_hld interface
 for async model

Hi Lecopzer,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on arm64/for-next/core]
[also build test ERROR on arm/for-next kvmarm/next soc/for-next linus/master v5.19-rc2 next-20220610]
[cannot apply to xilinx-xlnx/master]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/Lecopzer-Chen/Support-hld-delayed-init-based-on-Pseudo-NMI-for/20220614-021318
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: sparc64-randconfig-r026-20220613 (https://download.01.org/0day-ci/archive/20220614/202206141348.e7aqnN0q-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/7df94eb967160312b005f9d8a29b558beec2d5a7
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Lecopzer-Chen/Support-hld-delayed-init-based-on-Pseudo-NMI-for/20220614-021318
        git checkout 7df94eb967160312b005f9d8a29b558beec2d5a7
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=sparc64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   kernel/watchdog.c: In function 'lockup_detector_init':
>> kernel/watchdog.c:915:17: error: 'allow_lockup_detector_init_retry' undeclared (first use in this function); did you mean 'retry_lockup_detector_init'?
     915 |                 allow_lockup_detector_init_retry = true;
         |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                 retry_lockup_detector_init
   kernel/watchdog.c:915:17: note: each undeclared identifier is reported only once for each function it appears in


vim +915 kernel/watchdog.c

   903	
   904	void __init lockup_detector_init(void)
   905	{
   906		if (tick_nohz_full_enabled())
   907			pr_info("Disabling watchdog on nohz_full cores by default\n");
   908	
   909		cpumask_copy(&watchdog_cpumask,
   910			     housekeeping_cpumask(HK_TYPE_TIMER));
   911	
   912		if (!watchdog_nmi_probe())
   913			nmi_watchdog_available = true;
   914		else
 > 915			allow_lockup_detector_init_retry = true;

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp