linux-kernel - Re: [PATCH 4/4] pcpcntr: remove percpu_counter_sum

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <202303160333.XqIRz3JU-lkp@intel.com>
Date:   Thu, 16 Mar 2023 03:22:31 +0800
From:   kernel test robot <lkp@...el.com>
To:     Dave Chinner <david@...morbit.com>, linux-kernel@...r.kernel.org,
        linux-xfs@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev, linux-mm@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, yebin10@...wei.com
Subject: Re: [PATCH 4/4] pcpcntr: remove percpu_counter_sum_all()

Hi Dave,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.3-rc2 next-20230315]
[cannot apply to dennis-percpu/for-next]
[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/Dave-Chinner/cpumask-introduce-for_each_cpu_or/20230315-165202
patch link:    https://lore.kernel.org/r/20230315084938.2544737-5-david%40fromorbit.com
patch subject: [PATCH 4/4] pcpcntr: remove percpu_counter_sum_all()
config: i386-randconfig-a005 (https://download.01.org/0day-ci/archive/20230316/202303160333.XqIRz3JU-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/8360dcb55f1eb08fe7a1f457f3b99bef8e306c8b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Dave-Chinner/cpumask-introduce-for_each_cpu_or/20230315-165202
        git checkout 8360dcb55f1eb08fe7a1f457f3b99bef8e306c8b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hwmon/ fs/xfs/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303160333.XqIRz3JU-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/string.h:5,
                    from include/linux/uuid.h:11,
                    from fs/xfs/xfs_linux.h:10,
                    from fs/xfs/xfs.h:22,
                    from fs/xfs/xfs_super.c:7:
   fs/xfs/xfs_super.c: In function 'xfs_destroy_percpu_counters':
>> fs/xfs/xfs_super.c:1079:16: error: implicit declaration of function 'percpu_counter_sum_all'; did you mean 'percpu_counter_sum'? [-Werror=implicit-function-declaration]
    1079 |                percpu_counter_sum_all(&mp->m_delalloc_blks) == 0);
         |                ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/compiler.h:77:45: note: in definition of macro 'likely'
      77 | # define likely(x)      __builtin_expect(!!(x), 1)
         |                                             ^
   fs/xfs/xfs_super.c:1078:9: note: in expansion of macro 'ASSERT'
    1078 |         ASSERT(xfs_is_shutdown(mp) ||
         |         ^~~~~~
   cc1: some warnings being treated as errors


vim +1079 fs/xfs/xfs_super.c

8757c38f2cf6e5 Ian Kent        2019-11-04  1070  
8757c38f2cf6e5 Ian Kent        2019-11-04  1071  static void
8757c38f2cf6e5 Ian Kent        2019-11-04  1072  xfs_destroy_percpu_counters(
8757c38f2cf6e5 Ian Kent        2019-11-04  1073  	struct xfs_mount	*mp)
8757c38f2cf6e5 Ian Kent        2019-11-04  1074  {
8757c38f2cf6e5 Ian Kent        2019-11-04  1075  	percpu_counter_destroy(&mp->m_icount);
8757c38f2cf6e5 Ian Kent        2019-11-04  1076  	percpu_counter_destroy(&mp->m_ifree);
8757c38f2cf6e5 Ian Kent        2019-11-04  1077  	percpu_counter_destroy(&mp->m_fdblocks);
75c8c50fa16a23 Dave Chinner    2021-08-18  1078  	ASSERT(xfs_is_shutdown(mp) ||
c35278f526edf1 Ye Bin          2023-03-14 @1079  	       percpu_counter_sum_all(&mp->m_delalloc_blks) == 0);
8757c38f2cf6e5 Ian Kent        2019-11-04  1080  	percpu_counter_destroy(&mp->m_delalloc_blks);
2229276c528326 Darrick J. Wong 2022-04-12  1081  	percpu_counter_destroy(&mp->m_frextents);
8757c38f2cf6e5 Ian Kent        2019-11-04  1082  }
8757c38f2cf6e5 Ian Kent        2019-11-04  1083  

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