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X-IronPort-AV: E=McAfee;i="6600,9927,10799"; a="369275335" X-IronPort-AV: E=Sophos;i="6.01,167,1684825200"; d="scan'208";a="369275335" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2023 22:24:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10799"; a="846994411" X-IronPort-AV: E=Sophos;i="6.01,167,1684825200"; d="scan'208";a="846994411" Received: from lkp-server01.sh.intel.com (HELO d1ccc7e87e8f) ([10.239.97.150]) by fmsmga002.fm.intel.com with ESMTP; 11 Aug 2023 22:24:03 -0700 Received: from kbuild by d1ccc7e87e8f with local (Exim 4.96) (envelope-from ) id 1qUh6Y-0008HY-1m; Sat, 12 Aug 2023 05:24:02 +0000 Date: Sat, 12 Aug 2023 13:23:20 +0800 From: kernel test robot To: Christophe de Dinechin Cc: oe-kbuild-all@lists.linux.dev, Greg Kroah-Hartman , Andrew Morton , Linux Memory Management List Subject: [stable:linux-5.4.y 3985/9416] include/linux/nodemask.h:380:20: error: comparison of unsigned expression in '>= 0' is always true Message-ID: <202308121349.5b4LeHk3-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Queue-Id: AB83040006 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: 6ixzb4dkcwxudibsu6ogpz3np6oh9ze9 X-HE-Tag: 1691817846-80028 X-HE-Meta: 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 Cn6A/UNq Le1q5Frr11HuSs5EtO/bKV/hBN82VAl4wwbfGRX2/TenvamJuW6P7VqHN5s0hlJqE70Ke5es9AKqUVsF1J53lqG9t23gH1FAjRJgnS/a98SP4BTFyMVbXibyg/gU1/yHcCPvG4Yu0JTw5fG1+U0exIEWrZZXPG3JzDU5DUnUedTtClxrQ+NeNSwcFzFlnmgYrpDM/wC4StJ2DZM/El2hB1GNErgsld01yo16aTYAwOOwou+KaI1FJAnjPgF6IAErPavwy5MdzneqBYPWV8ypo8Ess3GdbSc/u4/O5aBpMSnY9QHA= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Christophe, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-5.4.y head: 4b4223f7d26d90087de52c8649e42ad8fff2e90a commit: 73bdb2359dbc260364141c83dd1e1a5497f29d3d [3985/9416] nodemask.h: fix compilation error with GCC12 config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20230812/202308121349.5b4LeHk3-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230812/202308121349.5b4LeHk3-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/202308121349.5b4LeHk3-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from include/linux/mmzone.h:17, from include/linux/gfp.h:6, from include/linux/mm.h:10, from arch/alpha/mm/numa.c:12: arch/alpha/mm/numa.c: In function 'paging_init': >> include/linux/nodemask.h:380:20: error: comparison of unsigned expression in '>= 0' is always true [-Werror=type-limits] 380 | (node >= 0) && (node) < MAX_NUMNODES; \ | ^~ include/linux/nodemask.h:433:9: note: in expansion of macro 'for_each_node_mask' 433 | for_each_node_mask((__node), node_states[__state]) | ^~~~~~~~~~~~~~~~~~ include/linux/nodemask.h:513:36: note: in expansion of macro 'for_each_node_state' 513 | #define for_each_online_node(node) for_each_node_state(node, N_ONLINE) | ^~~~~~~~~~~~~~~~~~~ arch/alpha/mm/numa.c:218:9: note: in expansion of macro 'for_each_online_node' 218 | for_each_online_node(nid) { | ^~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +380 include/linux/nodemask.h 376 377 #if MAX_NUMNODES > 1 378 #define for_each_node_mask(node, mask) \ 379 for ((node) = first_node(mask); \ > 380 (node >= 0) && (node) < MAX_NUMNODES; \ 381 (node) = next_node((node), (mask))) 382 #else /* MAX_NUMNODES == 1 */ 383 #define for_each_node_mask(node, mask) \ 384 for ((node) = 0; (node) < 1 && !nodes_empty(mask); (node)++) 385 #endif /* MAX_NUMNODES */ 386 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki