From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.126]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 420D6156D4 for ; Sun, 3 Dec 2023 15:48:59 +0000 (UTC) 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) header.d=intel.com header.i=@intel.com header.b="Vr3xqxb/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1701618539; x=1733154539; h=date:from:to:cc:subject:message-id:mime-version; bh=HTifXAT4eCqiavmvvLk91KGer2ZgFrOrc5l9rPnlkIE=; b=Vr3xqxb/v948l01/cL1aojEmhgeeT0h1g0iSZ4s3ZwWLGFl9c1YLkems dkYNdWGQxhuLfhIcPAR0amFwQXzHOhx8gr0EjkaebeIvBJuGh/YxHskLx eYxMhAJ2owsGTGhhO3QAnpeCCqrllrVX3zie9KwQj5wQdSTujQr1JodqR 34R4axv2KfUcewRFznmImHJWWk/bKVwlREndndAg67HI/igughjE5LNS3 3bElX8RfZbs7j/g58d76hjeFU8aXcF4e/IhZkYKNSGZbq/SQeVtH6EXWt DOqEWHObm1LmNIm83zpRqlLyecGP7pUsFS8PBP8Ey2/tJZqQ4OxItKZAy Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10913"; a="378683564" X-IronPort-AV: E=Sophos;i="6.04,247,1695711600"; d="scan'208";a="378683564" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Dec 2023 07:48:53 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10913"; a="893737730" X-IronPort-AV: E=Sophos;i="6.04,247,1695711600"; d="scan'208";a="893737730" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 03 Dec 2023 07:48:52 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1r9oi9-0006nY-1i; Sun, 03 Dec 2023 15:48:49 +0000 Date: Sun, 3 Dec 2023 23:48:42 +0800 From: kernel test robot To: Marcelo Tosatti Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, "Rafael J. Wysocki" Subject: drivers/cpuidle/governors/ladder.c:54: warning: Function parameter or member 'dev' not described in 'ladder_do_selection' Message-ID: <202312032330.fMc5ODUJ-lkp@intel.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 Hi Marcelo, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 33cc938e65a98f1d29d0a18403dbbee050dcad9a commit: 7d4daeedd575bbc3c40c87fc6708a8b88c50fe7e governors: unify last_state_idx date: 4 years, 4 months ago config: x86_64-randconfig-r015-20230805 (https://download.01.org/0day-ci/archive/20231203/202312032330.fMc5ODUJ-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231203/202312032330.fMc5ODUJ-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/202312032330.fMc5ODUJ-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/cpuidle/governors/ladder.c:54: warning: Function parameter or member 'dev' not described in 'ladder_do_selection' vim +54 drivers/cpuidle/governors/ladder.c 4f86d3a8e29720 Len Brown 2007-10-03 44 4f86d3a8e29720 Len Brown 2007-10-03 45 /** 4f86d3a8e29720 Len Brown 2007-10-03 46 * ladder_do_selection - prepares private data for a state change 4f86d3a8e29720 Len Brown 2007-10-03 47 * @ldev: the ladder device 4f86d3a8e29720 Len Brown 2007-10-03 48 * @old_idx: the current state index 4f86d3a8e29720 Len Brown 2007-10-03 49 * @new_idx: the new target state index 4f86d3a8e29720 Len Brown 2007-10-03 50 */ 7d4daeedd575bb Marcelo Tosatti 2019-07-03 51 static inline void ladder_do_selection(struct cpuidle_device *dev, 7d4daeedd575bb Marcelo Tosatti 2019-07-03 52 struct ladder_device *ldev, 4f86d3a8e29720 Len Brown 2007-10-03 53 int old_idx, int new_idx) 4f86d3a8e29720 Len Brown 2007-10-03 @54 { 4f86d3a8e29720 Len Brown 2007-10-03 55 ldev->states[old_idx].stats.promotion_count = 0; 4f86d3a8e29720 Len Brown 2007-10-03 56 ldev->states[old_idx].stats.demotion_count = 0; 7d4daeedd575bb Marcelo Tosatti 2019-07-03 57 dev->last_state_idx = new_idx; 4f86d3a8e29720 Len Brown 2007-10-03 58 } 4f86d3a8e29720 Len Brown 2007-10-03 59 :::::: The code at line 54 was first introduced by commit :::::: 4f86d3a8e297205780cca027e974fd5f81064780 cpuidle: consolidate 2.6.22 cpuidle branch into one patch :::::: TO: Len Brown :::::: CC: Len Brown -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki