linux-kernel - arch/parisc/kernel/firmware.c:78:15: sparse: sparse: symbol 'pdc_result2' was not declared. Should it be static?

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Message-ID: <202212250424.C00zpos9-lkp@intel.com>
Date:   Sun, 25 Dec 2022 04:09:03 +0800
From:   kernel test robot <lkp@...el.com>
To:     Helge Deller <deller@....de>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: arch/parisc/kernel/firmware.c:78:15: sparse: sparse: symbol
 'pdc_result2' was not declared. Should it be static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   72a85e2b0a1e1e6fb4ee51ae902730212b2de25c
commit: 4add395bc77f19e2e5cedbef4368ffdebc89b165 parisc: Move pdc_result struct to firmware.c
date:   6 days ago
config: parisc-randconfig-s031-20221225
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=4add395bc77f19e2e5cedbef4368ffdebc89b165
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 4add395bc77f19e2e5cedbef4368ffdebc89b165
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=parisc olddefconfig
        COMPILER_INSTALL_PATH=$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 arch/parisc/kernel/

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/firmware.c:78:15: sparse: sparse: symbol 'pdc_result2' was not declared. Should it be static?
   arch/parisc/kernel/firmware.c:210:28: sparse: sparse: context imbalance in 'pdc_emergency_unlock' - unexpected unlock
   arch/parisc/kernel/firmware.c:335:6: sparse: sparse: context imbalance in 'pdc_cpu_rendezvous_lock' - wrong count at exit
   arch/parisc/kernel/firmware.c:343:6: sparse: sparse: context imbalance in 'pdc_cpu_rendezvous_unlock' - unexpected unlock

vim +/pdc_result2 +78 arch/parisc/kernel/firmware.c

    76	
    77	unsigned long pdc_result[NUM_PDC_RESULT]  __aligned(8);
  > 78	unsigned long pdc_result2[NUM_PDC_RESULT] __aligned(8);
    79	

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

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