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Date:   Wed, 29 Mar 2023 21:36:25 +0800
From:   kernel test robot <lkp@intel.com>
To:     Domenico Cerasuolo <cerasuolodomenico@gmail.com>,
        linux-kernel@vger.kernel.org
Cc:     oe-kbuild-all@lists.linux.dev, peterz@infradead.org,
        surenb@google.com, brauner@kernel.org, chris@chrisdown.name,
        hannes@cmpxchg.org,
        Domenico Cerasuolo <cerasuolodomenico@gmail.com>
Subject: Re: [PATCH v3 4/4] sched/psi: allow unprivileged polling of N*2s
 period
Message-ID: <202303292129.PLXZnmls-lkp@intel.com>
References: <20230329074842.16209-5-cerasuolodomenico@gmail.com>
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In-Reply-To: <20230329074842.16209-5-cerasuolodomenico@gmail.com>
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Hi Domenico,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/sched/core]
[also build test ERROR on tj-cgroup/for-next vfs-idmapping/for-next linus/master v6.3-rc4 next-20230329]
[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/Domenico-Cerasuolo/sched-psi-rearrange-polling-code-in-preparation/20230329-155205
patch link:    https://lore.kernel.org/r/20230329074842.16209-5-cerasuolodomenico%40gmail.com
patch subject: [PATCH v3 4/4] sched/psi: allow unprivileged polling of N*2s period
config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20230329/202303292129.PLXZnmls-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 12.1.0
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/6c9f1219e1ccea05926017b359e41bfff24e9bd9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Domenico-Cerasuolo/sched-psi-rearrange-polling-code-in-preparation/20230329-155205
        git checkout 6c9f1219e1ccea05926017b359e41bfff24e9bd9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash kernel/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303292129.PLXZnmls-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from kernel/sched/build_utility.c:97:
   kernel/sched/psi.c: In function 'psi_irq_open':
>> kernel/sched/psi.c:1602:16: error: implicit declaration of function 'psi_open'; did you mean 'psi_io_open'? [-Werror=implicit-function-declaration]
    1602 |         return psi_open(file, psi_irq_show);
         |                ^~~~~~~~
         |                psi_io_open
   cc1: some warnings being treated as errors


vim +1602 kernel/sched/psi.c

52b1364ba0b105 Chengming Zhou 2022-08-26  1599  
52b1364ba0b105 Chengming Zhou 2022-08-26  1600  static int psi_irq_open(struct inode *inode, struct file *file)
52b1364ba0b105 Chengming Zhou 2022-08-26  1601  {
52b1364ba0b105 Chengming Zhou 2022-08-26 @1602  	return psi_open(file, psi_irq_show);
52b1364ba0b105 Chengming Zhou 2022-08-26  1603  }
52b1364ba0b105 Chengming Zhou 2022-08-26  1604  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests