[tglx-devel:x86/entry 10/13] arch/powerpc/include/asm/lppaca.h:180:8: error: unknown type name 'rwlock_t'

[tglx-devel:x86/entry 10/13] arch/powerpc/include/asm/lppaca.h:180:8: error: unknown type name 'rwlock_t'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git x86/entry
head:   454d46254473cd0d626a82fe1cda7b20a5e359e2
commit: 8946a34c697dfdaa8145443f42d553b58f1c0e59 [10/13] lockdep: Change hardirq{s_enabled,_context} to per-cpu variables
config: powerpc-allmodconfig (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 8946a34c697dfdaa8145443f42d553b58f1c0e59
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

In file included from arch/powerpc/include/asm/paca.h:17,
from arch/powerpc/include/asm/percpu.h:13,
from include/linux/lockdep.h:23,
from include/linux/spinlock_types.h:18,
from kernel/bounds.c:14:
>> arch/powerpc/include/asm/lppaca.h:180:8: error: unknown type name 'rwlock_t'
180 | extern rwlock_t dtl_access_lock;
|        ^~~~~~~~
make[2]: *** [scripts/Makefile.build:100: kernel/bounds.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1149: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:180: sub-make] Error 2

vim +/rwlock_t +180 arch/powerpc/include/asm/lppaca.h

515bbc8ab488e4 Naveen N. Rao       2019-07-03  178  
af442a1baa6d00 Nishanth Aravamudan 2011-05-04  179  extern struct kmem_cache *dtl_cache;
06220d78f24a20 Naveen N. Rao       2019-07-03 @180  extern rwlock_t dtl_access_lock;
af442a1baa6d00 Nishanth Aravamudan 2011-05-04  181  

:::::: The code at line 180 was first introduced by commit
:::::: 06220d78f24a20549757be1014e57c382406cc92 powerpc/pseries: Introduce rwlock to gatekeep DTLB usage

:::::: TO: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
:::::: CC: Michael Ellerman <mpe@ellerman.id.au>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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