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X-CSE-ConnectionGUID: 7v8r/dTVS12i1n1ANNNvSQ== X-CSE-MsgGUID: BnCQaddvRnaOYcIIPakl8A== X-IronPort-AV: E=McAfee;i="6800,10657,11891"; a="88462596" X-IronPort-AV: E=Sophos;i="6.25,252,1779174000"; d="scan'208";a="88462596" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Aug 2026 16:06:12 -0700 X-CSE-ConnectionGUID: 6VyEF96pSsqaCTiwZF1Hfg== X-CSE-MsgGUID: R7JbQwJfQNCpYW3yG3lB3w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,252,1779174000"; d="scan'208";a="293455585" Received: from igk-lkp-server01.igk.intel.com (HELO 32268bdb9915) ([10.211.93.152]) by fmviesa001.fm.intel.com with ESMTP; 30 Aug 2026 16:06:11 -0700 Received: from kbuild by 32268bdb9915 with local (Exim 4.98.2) (envelope-from ) id 1x0obJ-000000000Gl-15F6; Sun, 30 Aug 2026 23:06:09 +0000 Date: Mon, 31 Aug 2026 01:05:46 +0200 From: kernel test robot To: Bo Zhang Cc: oe-kbuild-all@lists.linux.dev Subject: Re: [RFC PATCH 4/4] mm: adjust free_pages to make __zone_watermark_ok() mTHP-aware Message-ID: <202608310029.Jjv3T2aV-lkp@intel.com> References: <20260825043833.2659350-5-zhangbo56@xiaomi.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260825043833.2659350-5-zhangbo56@xiaomi.com> Hi Bo, [This is a private test report for your RFC patch.] 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/Bo-Zhang/mm-compaction-make-proactive-compaction-mTHP-aware/20260825-123830 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260825043833.2659350-5-zhangbo56%40xiaomi.com patch subject: [RFC PATCH 4/4] mm: adjust free_pages to make __zone_watermark_ok() mTHP-aware config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260831/202608310029.Jjv3T2aV-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 16.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260831/202608310029.Jjv3T2aV-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/202608310029.Jjv3T2aV-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from : mm/compaction.c: In function 'compact_hpage_order': >> mm/compaction.c:87:42: error: 'huge_anon_orders_always' undeclared (first use in this function) 87 | unsigned long orders = READ_ONCE(huge_anon_orders_always); | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:682:23: note: in definition of macro '__compiletime_assert' 682 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:702:9: note: in expansion of macro '_compiletime_assert' 702 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ mm/compaction.c:87:32: note: in expansion of macro 'READ_ONCE' 87 | unsigned long orders = READ_ONCE(huge_anon_orders_always); | ^~~~~~~~~ mm/compaction.c:87:42: note: each undeclared identifier is reported only once for each function it appears in include/linux/compiler_types.h:682:23: note: in definition of macro '__compiletime_assert' 682 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:702:9: note: in expansion of macro '_compiletime_assert' 702 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ mm/compaction.c:87:32: note: in expansion of macro 'READ_ONCE' 87 | unsigned long orders = READ_ONCE(huge_anon_orders_always); | ^~~~~~~~~ vim +/huge_anon_orders_always +87 mm/compaction.c 84 85 static inline int compact_hpage_order(void) 86 { > 87 unsigned long orders = READ_ONCE(huge_anon_orders_always); 88 89 if (orders) 90 return __ffs(orders); 91 return COMPACTION_HPAGE_ORDER; 92 } 93 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki