On Thu, Oct 01, 2020 at 05:55:59PM -0700, Roman Gushchin wrote: sorry for the wrong report, and thanks for the input, we will check this to see whether we can find an appropriate base for this case. Meanwhile, you can give a try to use --base option when git format patch, which helps us to have more clue when looking for base info. > > Thanks! > > > > > url: https://github.com/0day-ci/linux/commits/Roman-Gushchin/mm-memcg-slab-fix... > > base: git://git.cmpxchg.org/linux-mmotm.git master > > config: i386-randconfig-s002-20200930 (attached as .config) > > compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 > > reproduce: > > # apt-get install sparse > > # sparse version: v0.6.2-201-g24bdaac6-dirty > > # https://github.com/0day-ci/linux/commit/3e4248734433fea1624e4971258042af2... > > git remote add linux-review https://github.com/0day-ci/linux > > git fetch --no-tags linux-review Roman-Gushchin/mm-memcg-slab-fix-slab-statistics-in-SMP-configuration/20201002-044114 > > git checkout 3e4248734433fea1624e4971258042af2f231e02 > > # save the attached .config to linux build tree > > make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 > > > > If you fix the issue, kindly add following tag as appropriate > > Reported-by: kernel test robot <lkp(a)intel.com&gt; > > > > All errors (new ones prefixed by >>): > > > > In file included from include/linux/mm.h:1317, > > from include/linux/memcontrol.h:20, > > from include/linux/swap.h:9, > > from include/linux/suspend.h:5, > > from arch/x86/kernel/asm-offsets.c:13: > > include/linux/vmstat.h: In function '__mod_node_page_state': > > >> include/linux/vmstat.h:295:6: error: implicit declaration of function 'vmstat_item_in_bytes' [-Werror=implicit-function-declaration] > > 295 | if (vmstat_item_in_bytes(item)) { > > | ^~~~~~~~~~~~~~~~~~~~ > > cc1: some warnings being treated as errors > > make[2]: *** [scripts/Makefile.build:99: arch/x86/kernel/asm-offsets.s] Error 1 > > make[2]: Target '__build' not remade because of errors. > > make[1]: *** [Makefile:1139: prepare0] Error 2 > > make[1]: Target 'prepare' not remade because of errors. > > make: *** [Makefile:179: sub-make] Error 2 > > make: Target 'prepare' not remade because of errors. > > > > vim +/vmstat_item_in_bytes +295 include/linux/vmstat.h > > > > 291 > > 292 static inline void __mod_node_page_state(struct pglist_data *pgdat, > > 293 enum node_stat_item item, int delta) > > 294 { > > > 295 if (vmstat_item_in_bytes(item)) { > > 296 VM_WARN_ON_ONCE(delta & (PAGE_SIZE - 1)); > > 297 delta >>= PAGE_SHIFT; > > 298 } > > 299 > > 300 node_page_state_add(delta, pgdat, item); > > 301 } > > 302 > > > > --- > > 0-DAY CI Kernel Test Service, Intel Corporation > > https://urldefense.proofpoint.com/v2/url?u=https-3A__lists.01.org_hyperki... > > _______________________________________________ > kbuild-all mailing list -- kbuild-all(a)lists.01.org > To unsubscribe send an email to kbuild-all-leave(a)lists.01.org

On Fri, Oct 02, 2020 at 10:55:06AM -0700, Roman Gushchin wrote: Thanks for the advice. Yes, we have Fixes tag as part of hint for us to analzye the possible base. For this case, "Fixes: ea426c2", the commit sha is a little short than we expected, thus ignored. We have updated matching rule now to handle such situation. > > > Meanwhile, you can give a try to use --base option when git format patch, which > > helps us to have more clue when looking for base info. > > Will do. > > Thanks!