linux-kernel - arch/parisc/kernel/cache.c:50:1: sparse: sparse: symbol 'pa_swapper_pg_lock' was not declared. Should it be static?

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>] [day] [month] [year] [list]

Message-ID: <202207190738.uOrugo2G-lkp@intel.com>
Date:   Tue, 19 Jul 2022 07:16:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Helge Deller <deller@....de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        John David Anglin <dave.anglin@...l.net>
Subject: arch/parisc/kernel/cache.c:50:1: sparse: sparse: symbol
 'pa_swapper_pg_lock' was not declared. Should it be static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   80e19f34c2887a8881084b7bb7480e9544d56b91
commit: b7795074a04669d0a023babf786d29bf67c68783 parisc: Optimize per-pagetable spinlocks
date:   1 year, 5 months ago
config: parisc-randconfig-s032-20220718 (https://download.01.org/0day-ci/archive/20220719/202207190738.uOrugo2G-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b7795074a04669d0a023babf786d29bf67c68783
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout b7795074a04669d0a023babf786d29bf67c68783
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=parisc SHELL=/bin/bash

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


sparse warnings: (new ones prefixed by >>)
>> arch/parisc/kernel/cache.c:50:1: sparse: sparse: symbol 'pa_swapper_pg_lock' was not declared. Should it be static?

vim +/pa_swapper_pg_lock +50 arch/parisc/kernel/cache.c

b37d1c1898b288 Mikulas Patocka 2019-04-28  45   * this.
^1da177e4c3f41 Linus Torvalds  2005-04-16  46   */
b37d1c1898b288 Mikulas Patocka 2019-04-28  47  DEFINE_SPINLOCK(pa_tlb_flush_lock);
b37d1c1898b288 Mikulas Patocka 2019-04-28  48  
b37d1c1898b288 Mikulas Patocka 2019-04-28  49  /* Swapper page setup lock. */
b37d1c1898b288 Mikulas Patocka 2019-04-28 @50  DEFINE_SPINLOCK(pa_swapper_pg_lock);
b37d1c1898b288 Mikulas Patocka 2019-04-28  51  
b37d1c1898b288 Mikulas Patocka 2019-04-28  52  #if defined(CONFIG_64BIT) && defined(CONFIG_SMP)

:::::: The code at line 50 was first introduced by commit
:::::: b37d1c1898b288c69f3dc9267bc2c41af06f4a4b parisc: Use per-pagetable spinlock

:::::: TO: Mikulas Patocka <mpatocka@...hat.com>
:::::: CC: Helge Deller <deller@....de>

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