Hi Srikar,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on powerpc/next]
[also build test WARNING on next-20200317]
[cannot apply to linus/master asm-generic/master mpe/next v5.6-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Srikar-Dronamraju/Fix-kmalloc_node-on-offline-nodes/20200318-180303
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc-motionpro_defconfig (attached as .config)
compiler: powerpc-linux-gcc (GCC) 9.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=9.2.0 make.cross ARCH=powerpc 

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

All warnings (new ones prefixed by >>):

   In file included from include/linux/topology.h:36,
                    from include/linux/gfp.h:9,
                    from include/linux/mm.h:10,
                    from include/linux/bvec.h:13,
                    from include/linux/blk_types.h:10,
                    from include/linux/iomap.h:7,
                    from fs/iomap/trace.c:5:
   arch/powerpc/include/asm/topology.h: In function 'update_default_numa_mem':
>> arch/powerpc/include/asm/topology.h:108:1: warning: no return statement in function returning non-void [-Wreturn-type]
     108 | static inline int update_default_numa_mem(void) {}
         | ^~~~~~
--
   In file included from include/linux/topology.h:36,
                    from include/linux/gfp.h:9,
                    from include/linux/slab.h:15,
                    from include/linux/crypto.h:19,
                    from include/crypto/hash.h:11,
                    from include/linux/uio.h:10,
                    from include/linux/socket.h:8,
                    from include/linux/compat.h:15,
                    from arch/powerpc/kernel/asm-offsets.c:14:
   arch/powerpc/include/asm/topology.h: In function 'update_default_numa_mem':
>> arch/powerpc/include/asm/topology.h:108:1: warning: no return statement in function returning non-void [-Wreturn-type]
     108 | static inline int update_default_numa_mem(void) {}
         | ^~~~~~
   29 real  8 user  16 sys  85.32% cpu 	make prepare

vim +108 arch/powerpc/include/asm/topology.h

   107	
 > 108	static inline int update_default_numa_mem(void) {}
   109	#endif /* CONFIG_NUMA */
   110	

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