tree:   
https://kernel.googlesource.com/pub/scm/linux/kernel/git/paulmck/linux-rcu.git 
dev.2019.08.01a
head:   00ec8f46465e07c72f2813cc346f6e7e8749ea98
commit: 24f1c2ad7b902c9ab867518b5258d4db70f28ec0 [57/113] acpi: Use built-in 
RCU list checking for acpi_ioremaps list
config: sparc64-allnoconfig (attached as .config)
compiler: sparc64-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 24f1c2ad7b902c9ab867518b5258d4db70f28ec0
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=sparc64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <[email protected]>

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 'clock_was_set'? 
>> [-Werror=implicit-function-declaration]
     return lock_is_held(&device_links_lock);
            ^~~~~~~~~~~~
            clock_was_set
   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  

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip

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