linux-kernel - [rcu:rcu/next 27/86] drivers/base/core.c:102:9: error: implicit declaration of function 'lock_is_held'; did you mean 'lockref

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Date:   Tue, 13 Aug 2019 04:58:44 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Joel Fernandes (Google)" <joel@...lfernandes.org>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        "Paul E. McKenney" <paulmck@...ux.ibm.com>
Subject: [rcu:rcu/next 27/86] drivers/base/core.c:102:9: error: implicit
 declaration of function 'lock_is_held'; did you mean 'lockref_get'?

tree:   https://kernel.googlesource.com/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/next
head:   eee850b8c265f38ab5feeb8fe6793b1b86eb77c7
commit: 4a3a5474b4c14fc6bc57b2d30cfbf20b54d54989 [27/86] driver/core: Convert to use built-in RCU list checking
config: parisc-allnoconfig (attached as .config)
compiler: hppa-linux-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 4a3a5474b4c14fc6bc57b2d30cfbf20b54d54989
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=parisc 

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

All errors (new ones prefixed by >>):

   drivers/base/core.c: In function 'device_links_read_lock_held':
>> drivers/base/core.c:102:9: error: implicit declaration of function 'lock_is_held'; did you mean 'lockref_get'? [-Werror=implicit-function-declaration]
     return lock_is_held(&device_links_lock);
            ^~~~~~~~~~~~
            lockref_get
   cc1: some warnings being treated as errors

vim +102 drivers/base/core.c

    99	
   100	int device_links_read_lock_held(void)
   101	{
 > 102		return lock_is_held(&device_links_lock);
   103	}
   104	#endif /* !CONFIG_SRCU */
   105	

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