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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250116144436.3947318-2-usamaarif642@gmail.com> Hi Usama, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Usama-Arif/mm-damon-introduce-DAMOS-filter-type-hugepage/20250116-224546 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250116144436.3947318-2-usamaarif642%40gmail.com patch subject: [v1 2/2] mm/damon: introduce DAMOS filter type hugepage config: x86_64-randconfig-077-20250118 (https://download.01.org/0day-ci/archive/20250118/202501181819.RVctFodO-lkp@intel.com/config) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250118/202501181819.RVctFodO-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/202501181819.RVctFodO-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/damon/paddr.c:17: include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 47 | __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages); | ~~~~~~~~~~~ ^ ~~~ include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 49 | NR_ZONE_LRU_BASE + lru, nr_pages); | ~~~~~~~~~~~~~~~~ ^ ~~~ >> mm/damon/paddr.c:226:34: error: call to '__compiletime_assert_603' declared with 'error' attribute: BUILD_BUG failed 226 | matched = folio_size(folio) == HPAGE_PMD_SIZE; | ^ include/linux/huge_mm.h:111:34: note: expanded from macro 'HPAGE_PMD_SIZE' 111 | #define HPAGE_PMD_SIZE ((1UL) << HPAGE_PMD_SHIFT) | ^ include/linux/huge_mm.h:104:28: note: expanded from macro 'HPAGE_PMD_SHIFT' 104 | #define HPAGE_PMD_SHIFT ({ BUILD_BUG(); 0; }) | ^ include/linux/build_bug.h:59:21: note: expanded from macro 'BUILD_BUG' 59 | #define BUILD_BUG() BUILD_BUG_ON_MSG(1, "BUILD_BUG failed") | ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/compiler_types.h:530:2: note: expanded from macro '_compiletime_assert' 530 | __compiletime_assert(condition, msg, prefix, suffix) | ^ include/linux/compiler_types.h:523:4: note: expanded from macro '__compiletime_assert' 523 | prefix ## suffix(); \ | ^ :50:1: note: expanded from here 50 | __compiletime_assert_603 | ^ 2 warnings and 1 error generated. vim +226 mm/damon/paddr.c 200 201 static bool damos_pa_filter_match(struct damos_filter *filter, 202 struct folio *folio) 203 { 204 bool matched = false; 205 struct mem_cgroup *memcg; 206 207 switch (filter->type) { 208 case DAMOS_FILTER_TYPE_ANON: 209 matched = folio_test_anon(folio); 210 break; 211 case DAMOS_FILTER_TYPE_MEMCG: 212 rcu_read_lock(); 213 memcg = folio_memcg_check(folio); 214 if (!memcg) 215 matched = false; 216 else 217 matched = filter->memcg_id == mem_cgroup_id(memcg); 218 rcu_read_unlock(); 219 break; 220 case DAMOS_FILTER_TYPE_YOUNG: 221 matched = damon_folio_young(folio); 222 if (matched) 223 damon_folio_mkold(folio); 224 break; 225 case DAMOS_FILTER_TYPE_HUGEPAGE: > 226 matched = folio_size(folio) == HPAGE_PMD_SIZE; 227 break; 228 default: 229 break; 230 } 231 232 return matched == filter->matching; 233 } 234 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki