Hi Madhavan, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on powerpc/next] [also build test WARNING on v5.4-rc7 next-20191111] [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/Madhavan-Srinivasan/powerpc-perf-Add-mtmmcr0-FC-after-ppc_set_pmu_inuse-1/20191109-143451 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-pmac32_defconfig (attached as .config) compiler: powerpc-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 # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag Reported-by: kbuild test robot <l...@intel.com> All warnings (new ones prefixed by >>): In file included from arch/powerpc/oprofile/common.c:17:0: arch/powerpc/include/asm/pmc.h: In function 'ppc_get_pmu_inuse': >> arch/powerpc/include/asm/pmc.h:56:1: warning: no return statement in >> function returning non-void [-Wreturn-type] static inline u8 ppc_get_pmu_inuse(void) { } ^~~~~~ vim +56 arch/powerpc/include/asm/pmc.h 54 55 static inline void ppc_set_pmu_inuse(int inuse) { } > 56 static inline u8 ppc_get_pmu_inuse(void) { } 57 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org Intel Corporation
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