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X-CSE-ConnectionGUID: fEZUPJmBQp6q8VV9WY7XgA== X-CSE-MsgGUID: xywdxMidS2a94nq+K0FSVw== X-IronPort-AV: E=McAfee;i="6800,10657,11516"; a="60937692" X-IronPort-AV: E=Sophos;i="6.17,278,1747724400"; d="scan'208";a="60937692" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Aug 2025 21:53:42 -0700 X-CSE-ConnectionGUID: x47SEqisQNKcU/UXGw+X3w== X-CSE-MsgGUID: vN/EfR04RhGvXrtVCgkhUQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,278,1747724400"; d="scan'208";a="169862035" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa005.fm.intel.com with ESMTP; 09 Aug 2025 21:53:36 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1uky3p-0005AC-2A; Sun, 10 Aug 2025 04:53:33 +0000 Date: Sun, 10 Aug 2025 12:52:43 +0800 From: kernel test robot To: Menglong Dong , alexei.starovoitov@gmail.com Cc: oe-kbuild-all@lists.linux.dev, mingo@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, vschneid@redhat.com, ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, jani.nikula@intel.com, simona.vetter@ffwll.ch, tzimmermann@suse.de, linux-kernel@vger.kernel.org, bpf@vger.kernel.org Subject: Re: [PATCH tip 2/3] sched: make migrate_enable/migrate_disable inline Message-ID: <202508101230.2KBZa0Ql-lkp@intel.com> References: <20250810030442.246974-3-dongml2@chinatelecom.cn> 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: <20250810030442.246974-3-dongml2@chinatelecom.cn> Hi Menglong, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/master] url: https://github.com/intel-lab-lkp/linux/commits/Menglong-Dong/arch-add-the-macro-COMPILE_OFFSETS-to-all-the-asm-offsets-c/20250810-110846 base: tip/master patch link: https://lore.kernel.org/r/20250810030442.246974-3-dongml2%40chinatelecom.cn patch subject: [PATCH tip 2/3] sched: make migrate_enable/migrate_disable inline config: arc-randconfig-001-20250810 (https://download.01.org/0day-ci/archive/20250810/202508101230.2KBZa0Ql-lkp@intel.com/config) compiler: arc-linux-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250810/202508101230.2KBZa0Ql-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/202508101230.2KBZa0Ql-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/sched/core.c:2385:6: warning: no previous prototype for '__migrate_enable' [-Wmissing-prototypes] void __migrate_enable(void) ^~~~~~~~~~~~~~~~ vim +/__migrate_enable +2385 kernel/sched/core.c 2384 > 2385 void __migrate_enable(void) 2386 { 2387 struct task_struct *p = current; 2388 struct affinity_context ac = { 2389 .new_mask = &p->cpus_mask, 2390 .flags = SCA_MIGRATE_ENABLE, 2391 }; 2392 2393 __set_cpus_allowed_ptr(p, &ac); 2394 } 2395 EXPORT_SYMBOL_GPL(__migrate_enable); 2396 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki