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Date:   Thu, 19 Jan 2023 09:06:18 +0800
From:   kernel test robot <lkp@intel.com>
To:     Gregory Price <gourry.memverge@gmail.com>,
        linux-kernel@vger.kernel.org
Cc:     oe-kbuild-all@lists.linux.dev, linux-fsdevel@vger.kernel.org,
        linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org,
        krisman@collabora.com, tglx@linutronix.de, luto@kernel.org,
        oleg@redhat.com, ebiederm@xmission.com, akpm@linux-foundation.org,
        adobriyan@gmail.com, corbet@lwn.net, shuah@kernel.org,
        Gregory Price <gregory.price@memverge.com>
Subject: Re: [PATCH 3/3] ptrace,syscall_user_dispatch: add a getter/setter
 for sud configuration
Message-ID: <202301190817.vjgEwo3J-lkp@intel.com>
References: <20230118201055.147228-4-gregory.price@memverge.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
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In-Reply-To: <20230118201055.147228-4-gregory.price@memverge.com>
Precedence: bulk

Hi Gregory,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.2-rc4 next-20230118]
[cannot apply to tip/core/entry]
[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/Gregory-Price/ptrace-syscall_user_dispatch-Implement-Syscall-User-Dispatch-Suspension/20230119-041259
patch link:    https://lore.kernel.org/r/20230118201055.147228-4-gregory.price%40memverge.com
patch subject: [PATCH 3/3] ptrace,syscall_user_dispatch: add a getter/setter for sud configuration
config: sparc-buildonly-randconfig-r005-20230118 (https://download.01.org/0day-ci/archive/20230119/202301190817.vjgEwo3J-lkp@intel.com/config)
compiler: sparc64-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/bd6833b41ed48c444c09346f695efe229deec2e9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Gregory-Price/ptrace-syscall_user_dispatch-Implement-Syscall-User-Dispatch-Suspension/20230119-041259
        git checkout bd6833b41ed48c444c09346f695efe229deec2e9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc SHELL=/bin/bash arch/sparc/mm/

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

All errors (new ones prefixed by >>):

   In file included from include/linux/sched.h:31,
                    from include/linux/mm.h:28,
                    from arch/sparc/mm/tlb.c:9:
>> include/linux/syscall_user_dispatch.h:45:5: error: no previous prototype for 'syscall_user_dispatch_get_config' [-Werror=missing-prototypes]
      45 | int syscall_user_dispatch_get_config(struct task_struct *task, unsigned long size,
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> include/linux/syscall_user_dispatch.h:51:5: error: no previous prototype for 'syscall_user_dispatch_set_config' [-Werror=missing-prototypes]
      51 | int syscall_user_dispatch_set_config(struct task_struct *task, unsigned long size,
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors
--
   In file included from include/linux/sched.h:31,
                    from arch/sparc/mm/init_64.c:11:
>> include/linux/syscall_user_dispatch.h:45:5: error: no previous prototype for 'syscall_user_dispatch_get_config' [-Werror=missing-prototypes]
      45 | int syscall_user_dispatch_get_config(struct task_struct *task, unsigned long size,
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> include/linux/syscall_user_dispatch.h:51:5: error: no previous prototype for 'syscall_user_dispatch_set_config' [-Werror=missing-prototypes]
      51 | int syscall_user_dispatch_set_config(struct task_struct *task, unsigned long size,
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   arch/sparc/mm/init_64.c: In function 'arch_hugetlb_valid_size':
   arch/sparc/mm/init_64.c:355:24: error: variable 'hv_pgsz_idx' set but not used [-Werror=unused-but-set-variable]
     355 |         unsigned short hv_pgsz_idx;
         |                        ^~~~~~~~~~~
   arch/sparc/mm/init_64.c: At top level:
   arch/sparc/mm/init_64.c:2630:6: error: no previous prototype for 'vmemmap_free' [-Werror=missing-prototypes]
    2630 | void vmemmap_free(unsigned long start, unsigned long end,
         |      ^~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/syscall_user_dispatch_get_config +45 include/linux/syscall_user_dispatch.h

    44	
  > 45	int syscall_user_dispatch_get_config(struct task_struct *task, unsigned long size,
    46		void __user *data)
    47	{
    48		return -EINVAL;
    49	}
    50	
  > 51	int syscall_user_dispatch_set_config(struct task_struct *task, unsigned long size,
    52		void __user *data)
    53	{
    54		return -EINVAL;
    55	}
    56	

-- 
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https://github.com/intel/lkp-tests