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Howlett" , Mike Rapoport , linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/vmstat: add per-order allocation slow path statistics Message-ID: <202608211553.F2rJl3PW-lkp@intel.com> References: <20260820133659.712111-1-d-tatianin@yandex-team.ru> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260820133659.712111-1-d-tatianin@yandex-team.ru> Hi Daniil, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v7.2] [cannot apply to akpm-mm/mm-everything next-20260819] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Daniil-Tatianin/mm-vmstat-add-per-order-allocation-slow-path-statistics/20260820-163658 base: linus/master patch link: https://lore.kernel.org/r/20260820133659.712111-1-d-tatianin%40yandex-team.ru patch subject: [PATCH] mm/vmstat: add per-order allocation slow path statistics config: sh-defconfig (https://download.01.org/0day-ci/archive/20260821/202608211553.F2rJl3PW-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 16.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260821/202608211553.F2rJl3PW-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202608211553.F2rJl3PW-lkp@intel.com/ All errors (new ones prefixed by >>): 1537 | TEXTS_FOR_ORDERS(PGALLOC_FAIL_ORDER_FIRST, "pgalloc_fail_order") | ^~~~~~~~~~~~~~~~ mm/vmstat.c:1537:52: warning: initialized field overwritten [-Woverride-init] 1537 | TEXTS_FOR_ORDERS(PGALLOC_FAIL_ORDER_FIRST, "pgalloc_fail_order") | ^~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1215:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1215 | [I((xx) + 3)] = yy "3", \ | ^~ mm/vmstat.c:1537:9: note: in expansion of macro 'TEXTS_FOR_ORDERS' 1537 | TEXTS_FOR_ORDERS(PGALLOC_FAIL_ORDER_FIRST, "pgalloc_fail_order") | ^~~~~~~~~~~~~~~~ mm/vmstat.c:1537:52: note: (near initialization for 'vmstat_text[156]') mm/vmstat.c:1215:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1215 | [I((xx) + 3)] = yy "3", \ | ^~ mm/vmstat.c:1537:9: note: in expansion of macro 'TEXTS_FOR_ORDERS' 1537 | TEXTS_FOR_ORDERS(PGALLOC_FAIL_ORDER_FIRST, "pgalloc_fail_order") | ^~~~~~~~~~~~~~~~ mm/vmstat.c:1540:34: warning: initialized field overwritten [-Woverride-init] 1540 | "compact_stall_order") | ^~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1213:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1213 | [I((xx) + 1)] = yy "1", \ | ^~ mm/vmstat.c:1540:34: note: (near initialization for 'vmstat_text[160]') mm/vmstat.c:1213:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1213 | [I((xx) + 1)] = yy "1", \ | ^~ mm/vmstat.c:1540:34: warning: initialized field overwritten [-Woverride-init] 1540 | "compact_stall_order") | ^~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1214:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1214 | [I((xx) + 2)] = yy "2", \ | ^~ mm/vmstat.c:1540:34: note: (near initialization for 'vmstat_text[161]') mm/vmstat.c:1214:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1214 | [I((xx) + 2)] = yy "2", \ | ^~ mm/vmstat.c:1540:34: warning: initialized field overwritten [-Woverride-init] 1540 | "compact_stall_order") | ^~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1215:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1215 | [I((xx) + 3)] = yy "3", \ | ^~ mm/vmstat.c:1540:34: note: (near initialization for 'vmstat_text[162]') mm/vmstat.c:1215:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1215 | [I((xx) + 3)] = yy "3", \ | ^~ mm/vmstat.c:1540:34: warning: initialized field overwritten [-Woverride-init] 1540 | "compact_stall_order") | ^~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1216:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1216 | [I((xx) + 4)] = yy "4", \ | ^~ mm/vmstat.c:1540:34: note: (near initialization for 'vmstat_text[163]') mm/vmstat.c:1216:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1216 | [I((xx) + 4)] = yy "4", \ | ^~ mm/vmstat.c:1542:34: warning: initialized field overwritten [-Woverride-init] 1542 | "compact_success_order") | ^~~~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1213:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1213 | [I((xx) + 1)] = yy "1", \ | ^~ mm/vmstat.c:1542:34: note: (near initialization for 'vmstat_text[166]') mm/vmstat.c:1213:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1213 | [I((xx) + 1)] = yy "1", \ | ^~ mm/vmstat.c:1542:34: warning: initialized field overwritten [-Woverride-init] 1542 | "compact_success_order") | ^~~~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1214:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1214 | [I((xx) + 2)] = yy "2", \ | ^~ mm/vmstat.c:1542:34: note: (near initialization for 'vmstat_text[167]') mm/vmstat.c:1214:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1214 | [I((xx) + 2)] = yy "2", \ | ^~ mm/vmstat.c:1542:34: warning: initialized field overwritten [-Woverride-init] 1542 | "compact_success_order") | ^~~~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1215:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1215 | [I((xx) + 3)] = yy "3", \ | ^~ mm/vmstat.c:1542:34: note: (near initialization for 'vmstat_text[168]') mm/vmstat.c:1215:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1215 | [I((xx) + 3)] = yy "3", \ | ^~ mm/vmstat.c:1542:34: warning: initialized field overwritten [-Woverride-init] 1542 | "compact_success_order") | ^~~~~~~~~~~~~~~~~~~~~~~ mm/vmstat.c:1216:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1216 | [I((xx) + 4)] = yy "4", \ | ^~ mm/vmstat.c:1542:34: note: (near initialization for 'vmstat_text[169]') mm/vmstat.c:1216:25: note: in definition of macro 'TEXTS_FOR_NONZERO_ORDERS' 1216 | [I((xx) + 4)] = yy "4", \ | ^~ In file included from : mm/vmstat.c: In function 'vmstat_start': >> include/linux/compiler_types.h:702:45: error: call to '__compiletime_assert_467' declared with attribute error: BUILD_BUG_ON failed: ARRAY_SIZE(vmstat_text) != NR_VMSTAT_ITEMS 702 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:683:25: note: in definition of macro '__compiletime_assert' 683 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:702:9: note: in expansion of macro '_compiletime_assert' 702 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:40:37: note: in expansion of macro 'compiletime_assert' 40 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:51:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 51 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ mm/vmstat.c:1941:9: note: in expansion of macro 'BUILD_BUG_ON' 1941 | BUILD_BUG_ON(ARRAY_SIZE(vmstat_text) != NR_VMSTAT_ITEMS); | ^~~~~~~~~~~~ vim +/__compiletime_assert_467 +702 include/linux/compiler_types.h eb5c2d4b45e3d2d Will Deacon 2020-07-21 688 eb5c2d4b45e3d2d Will Deacon 2020-07-21 689 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2d Will Deacon 2020-07-21 690 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2d Will Deacon 2020-07-21 691 eb5c2d4b45e3d2d Will Deacon 2020-07-21 692 /** eb5c2d4b45e3d2d Will Deacon 2020-07-21 693 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2d Will Deacon 2020-07-21 694 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2d Will Deacon 2020-07-21 695 * @msg: a message to emit if condition is false eb5c2d4b45e3d2d Will Deacon 2020-07-21 696 * eb5c2d4b45e3d2d Will Deacon 2020-07-21 697 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2d Will Deacon 2020-07-21 698 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2d Will Deacon 2020-07-21 699 * compiler has support to do so. eb5c2d4b45e3d2d Will Deacon 2020-07-21 700 */ eb5c2d4b45e3d2d Will Deacon 2020-07-21 701 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2d Will Deacon 2020-07-21 @702 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2d Will Deacon 2020-07-21 703 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki