From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=198.175.65.19 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792917049; b=VztdsrhLdOQs9c9VeJPHXhfJEcwuZSRiHwpI3Fn6aAZR/GEdIN15gOwnC7uQ95cFE1My p4RCAIAj+6WUxv9BN5qR78iICJ1nOxux/Lyf/98qLwgdVrB8tBAHOhJV1HZmeTiBKVXC9 fC5Nsn7ygIgc+U4kasHWZrw1vUO538EAlTzLis8+XLXMX/gFfOQsziUGLlr3jy16EQAB+ 41/3R1U9BiuULgK08NLbE9BozQn9oPd4J5Yem65E+dsY+l+FiK2txb8/t5CkTmhCbYSt1 RNGUF/LUmS+bU8E3jbyUo6m1452xMieeO7RJQb3nLMF87HNYL5SIwbELli7XZVUPnBw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792917049; h=DMARC-Filter:DKIM-Signature:X-CSE-ConnectionGUID:X-CSE-MsgGUID: X-IronPort-AV:X-IronPort-AV:Received:X-CSE-ConnectionGUID: X-CSE-MsgGUID:X-ExtLoop1:X-IronPort-AV:Received:Received:Date:From:To: Cc:Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; bh=0WK118/ERZBXhtRec53rvDOkL0U2G2NqsQCMpV8RWVA=; b=BmvzN/p9OvJBomSoPD1XiG3z4wbM6ELpsfbBqsLz1azCFvfQivlmpMi0ODarEugrZBLd PU2ELYodaZsV7ZqFtC4Axhv9rI9tWLPj92sKwK8mljnNKPvRCGE8CLFZ1/iSdUS/8WSH6 8eAMzhicbUeXg5Ik1W+dFKtjMYDGVKgEv+wVom/zXenVBF20z2m3MTfzu/a5oJwstsJjp yh1MDgpPBLlQaLfXCXD90IIUAD2rDOBEzyIabsCrs49XEFrwEEBbCrioLtbb61c9RKmY1 iHnonTr6BgCKg2rEiA7NMDTM1Sc0ySzroZDosFdPpwmMQkkh2+dEaPRTbA+ixPQ+V0g== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=fPtbxR0+; arc=none smtp.remote-ip=198.175.65.19 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0430A606A31B for ; Sun, 25 Oct 2026 08:30:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 0430A606A31B Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=fPtbxR0+ DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1792917048; x=1824453048; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2SPM72OVgIiZbPxG8Ns2E3PVKC34lOWa7p8uiRZQ3AA=; b=fPtbxR0+z4LalkRe6HYhV7waVthwnXwvgG9muCMC+XsWYmK3eQCdOoaC FJ7+FiJfbSrM+hXmAA1YfbnKZqq7N3pNlHs22THicG3MtNJdWnyjUFb65 pNX77hE8tRMtRQej30Bp2IWKWYQ6V5w7GdC/2h3/M24ZrwavGj7A5waxj KFhqzg8jg7m2iNjy7UamfNfGSA0JOo0QpQOVpbjNckXh1/yLRlDxw2mps W7nyzWasRet7AM1HKAh31N6tRBLFdCmdTukUPiQyTybI9V4vPz4ayspOA BLVHpDhz60ptOlKmsi+4qdkGO99vbg4rhfg9LW9v5ndGSoNbNNGJDhpwo g==; X-CSE-ConnectionGUID: vDl1XY6NTxyT591uY/ciSQ== X-CSE-MsgGUID: 6AuuL/qgSYi1ok0Y68MIvA== X-IronPort-AV: E=McAfee;i="6800,10657,11945"; a="1635997" X-IronPort-AV: E=Sophos;i="6.27,177,1787036400"; d="scan'208";a="1635997" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2026 01:30:47 -0700 X-CSE-ConnectionGUID: gNGyz2D4RjunjEKhSdA8zw== X-CSE-MsgGUID: 9q2/t7SiR9qcQK0UFb17Hg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,177,1787036400"; d="scan'208";a="4361351" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa007.fm.intel.com with ESMTP; 25 Oct 2026 01:30:44 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xKtcn-00000000Ug4-1JV0; Sun, 25 Oct 2026 08:30:41 +0000 Date: Sun, 25 Oct 2026 16:29:55 +0800 From: kernel test robot To: Qais Yousef , Ingo Molnar , Vincent Guittot Cc: oe-kbuild-all@lists.linux.dev, Christian Loehle , Dietmar Eggemann , Steven Rostedt , John Stultz , linux-kernel@vger.kernel.org, Qais Yousef , Wei Wang Subject: Re: [PATCH] sched/uclamp: Fix race condition leading to imbalanced uclamp_rq Message-ID: <202610251831.6qMLJiPR-lkp@intel.com> References: <20261024233945.74794-1-qyousef@layalina.io> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261024233945.74794-1-qyousef@layalina.io> Hi Qais, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/sched/core] [also build test WARNING on tip/master peterz-queue/sched/core linus/master v7.3 next-20261023] [cannot apply to tip/auto-latest] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Qais-Yousef/sched-uclamp-Fix-race-condition-leading-to-imbalanced-uclamp_rq/20261025-003945 base: tip/sched/core patch link: https://lore.kernel.org/r/20261024233945.74794-1-qyousef%40layalina.io patch subject: [PATCH] sched/uclamp: Fix race condition leading to imbalanced uclamp_rq config: arc-allnoconfig (https://download.01.org/0day-ci/archive/20261025/202610251831.6qMLJiPR-lkp@intel.com/config) compiler: arc-linux-gcc (GCC) 16.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261025/202610251831.6qMLJiPR-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/202610251831.6qMLJiPR-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from kernel/sched/rq-offsets.c:5: >> kernel/sched/sched.h:3833:6: warning: no previous prototype for 'init_uclamp_rq' [-Wmissing-prototypes] 3833 | void init_uclamp_rq(struct rq *rq) {} | ^~~~~~~~~~~~~~ -- In file included from kernel/sched/rq-offsets.c:5: >> kernel/sched/sched.h:3833:6: warning: no previous prototype for 'init_uclamp_rq' [-Wmissing-prototypes] 3833 | void init_uclamp_rq(struct rq *rq) {} | ^~~~~~~~~~~~~~ vim +/init_uclamp_rq +3833 kernel/sched/sched.h 3832 > 3833 void init_uclamp_rq(struct rq *rq) {} 3834 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki