On Mon, Jan 23, 2023 at 10:49 PM kernel test robot <lkp@xxxxxxxxx> wrote: > > Hi Nhat, > > Thank you for the patch! Perhaps something to improve: > > [auto build test WARNING on 1440f576022887004f719883acb094e7e0dd4944] > > url: https://github.com/intel-lab-lkp/linux/commits/Nhat-Pham/workingset-refactor-LRU-refault-to-expose-refault-recency-check/20230124-101311 > base: 1440f576022887004f719883acb094e7e0dd4944 > patch link: https://lore.kernel.org/r/20230124021118.154078-3-nphamcs%40gmail.com > patch subject: [PATCH v7 2/3] cachestat: implement cachestat syscall > config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20230124/202301241402.CeUdAtDh-lkp@xxxxxxxxx/config) > compiler: mips-linux-gcc (GCC) 12.1.0 > 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 > # https://github.com/intel-lab-lkp/linux/commit/f902a360bb453bd6885cd89d4f9ad4a40205fd15 > git remote add linux-review https://github.com/intel-lab-lkp/linux > git fetch --no-tags linux-review Nhat-Pham/workingset-refactor-LRU-refault-to-expose-refault-recency-check/20230124-101311 > git checkout f902a360bb453bd6885cd89d4f9ad4a40205fd15 > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips olddefconfig > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips prepare > > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot <lkp@xxxxxxxxx> > > All warnings (new ones prefixed by >>): > > >> <stdin>:1565:2: warning: #warning syscall cachestat not implemented [-Wcpp] > -- > >> <stdin>:1565:2: warning: #warning syscall cachestat not implemented [-Wcpp] > -- > scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr] > scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr] > scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples > arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes] > 26 | void output_ptreg_defines(void) > | ^~~~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes] > 78 | void output_task_defines(void) > | ^~~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:92:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes] > 92 | void output_thread_info_defines(void) > | ^~~~~~~~~~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:108:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes] > 108 | void output_thread_defines(void) > | ^~~~~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:136:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes] > 136 | void output_thread_fpu_defines(void) > | ^~~~~~~~~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:179:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes] > 179 | void output_mm_defines(void) > | ^~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:213:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes] > 213 | void output_sc_defines(void) > | ^~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:248:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes] > 248 | void output_signal_defined(void) > | ^~~~~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:315:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes] > 315 | void output_pbe_defines(void) > | ^~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:327:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes] > 327 | void output_pm_defines(void) > | ^~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:341:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes] > 341 | void output_kvm_defines(void) > | ^~~~~~~~~~~~~~~~~~ > arch/mips/kernel/asm-offsets.c:385:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes] > 385 | void output_cps_defines(void) > | ^~~~~~~~~~~~~~~~~~ > >> <stdin>:1565:2: warning: #warning syscall cachestat not implemented [-Wcpp] > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests I need to add the new syscall to mips' syscall table (arch/mips/kernel/syscalls/syscall_n32.tbl etc.)