Received: by 2002:a05:7412:8d09:b0:fa:4c10:6cad with SMTP id bj9csp362419rdb; Tue, 16 Jan 2024 02:42:21 -0800 (PST) X-Google-Smtp-Source: AGHT+IEzOhUG8Q7/LpqzvheEC5w4c3DMghb/GhGb/NqY70K2Ala/iIYXOI4D9f9I76Psu5rP+kM2 X-Received: by 2002:a05:6a21:3943:b0:19a:dcde:9a6e with SMTP id ac3-20020a056a21394300b0019adcde9a6emr2346485pzc.91.1705401741576; Tue, 16 Jan 2024 02:42:21 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1705401741; cv=none; d=google.com; s=arc-20160816; b=E7SSvJc1mgYSuHqEWHDszNoZ3G3TRUo2ycXE1fdH2k2+se96hxs+7Q4DjQ3DKQj70D r7+XLSfkat9VSbnlJrw4oB7hFC9G0rJ4+eu16tplJrg+G5qYFDYIKSjViUQPiubJ/RKM NHcWo5v+NBjXtil0zU1yELmZjW528I3hovHGF8UT1zAuJ6fu8zQpGVWZ0CylR3utYQWz DJpEjKc29u4x063YWcn892uIksStnIyl44+6tGSmq/VZr6dbRkuSpoNXt08LAPghEoAf iB0yrFmGjXiYZlFQ3WOSv3D4EqMac1Nrlg6Stwb4Eps6DFG+mBxECjGx3z+AyDujxzF0 42Nw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=in-reply-to:content-disposition:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:message-id:subject:cc :to:from:date:dkim-signature; bh=mx8pjzIvmU511SbFeqO5aS9gk4fsncwRY++KI6elkNU=; fh=oLWmDBrldheGV7jgEzcOXoLzxYjMXdaZDJSr58dv2Zc=; b=BniGNds4HD0laIQ7vJ3m1ww3zB439iysH6kDocZzGP0VqA5TdAdkQ4XXfdXt6mfN2o KUq/yc96k4CHm+4e2bbOjnItbPufKRYNTWDlEO+zJBF5pnSN4qDePAbFDHsKIvhmNNz5 mY8NVkIAb6U93q7It0jdIjMb0o1CR6d8zXScDLqRMIZIWJixvrvrfA+aQdcbHMqRgzt9 1Goa72RjPDFHmlHo8FfLls1sugn0vFzkygwVMEqehz8buvyue38kmhto01D5nHiOOU7a qSVl23yzNPFbSeAMbU0mslblpj+rrxt5k5RmfkhB2HjOuFaa5rCPf9cWg8+8ZQ9YeEwP LO7w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=Vaz0DSAQ; spf=pass (google.com: domain of linux-kernel+bounces-27259-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-27259-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [139.178.88.99]) by mx.google.com with ESMTPS id e11-20020a17090a9a8b00b0028bc0414971si11033183pjp.143.2024.01.16.02.42.21 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Jan 2024 02:42:21 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-27259-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=Vaz0DSAQ; spf=pass (google.com: domain of linux-kernel+bounces-27259-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-27259-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 3EE2A284F2B for ; Tue, 16 Jan 2024 10:42:21 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id B962C13AFD; Tue, 16 Jan 2024 10:42:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Vaz0DSAQ" Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.93]) (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 4306C13AC4; Tue, 16 Jan 2024 10:42:07 +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 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1705401727; x=1736937727; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2Ww94hOka7bc310crAy9GxymCCMXbFrTe/1MjrnzhhE=; b=Vaz0DSAQrzkmY9Dx2MQejJVCIiHHSuQcJCzlTWLsXFYCUax4Oq7sPVum 0wksH1A7RTPAWCcLt2cRTSBn83DRz5c/U8aK0usVgCLCUfz6kDjAj7nZE 35cHcyt/aMijq8UHxgTXy06wmYyhqkg2yqYMt7GOgT/vXXBazk+k6Ig5m kxzY6rNrYfUpJhMvzHwQDxrfsMt88pP8W9VK3G+b+KGSKoHra32gz7GiU B2RsI4S7p42Gn6spogGoSjQDJLMKKwxxCV4dacHEn89UE1FtkTGDEXU8n CrDKfVTdaRFe9JjD8MsdT3Wh2BN0nAu41PQhT4W+GxWS0/w/+fVosaAi3 w==; X-IronPort-AV: E=McAfee;i="6600,9927,10954"; a="396980935" X-IronPort-AV: E=Sophos;i="6.04,198,1695711600"; d="scan'208";a="396980935" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jan 2024 02:42:06 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.04,198,1695711600"; d="scan'208";a="32413533" Received: from lkp-server01.sh.intel.com (HELO 961aaaa5b03c) ([10.239.97.150]) by orviesa001.jf.intel.com with ESMTP; 16 Jan 2024 02:42:02 -0800 Received: from kbuild by 961aaaa5b03c with local (Exim 4.96) (envelope-from ) id 1rPgtK-0000ZY-2i; Tue, 16 Jan 2024 10:41:58 +0000 Date: Tue, 16 Jan 2024 18:41:56 +0800 From: kernel test robot To: Mao Jinlong , Suzuki K Poulose , Mike Leach , James Clark , Leo Yan , Alexander Shishkin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Bjorn Andersson , Konrad Dybcio , Mathieu Poirier Cc: oe-kbuild-all@lists.linux.dev, Mao Jinlong , coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH v2 1/2] coresight: core: Add device name support Message-ID: <202401161834.N4E6YW3K-lkp@intel.com> References: <20240115164252.26510-2-quic_jinlmao@quicinc.com> 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: <20240115164252.26510-2-quic_jinlmao@quicinc.com> Hi Mao, kernel test robot noticed the following build warnings: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master v6.7 next-20240112] [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/Mao-Jinlong/coresight-core-Add-device-name-support/20240116-004557 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20240115164252.26510-2-quic_jinlmao%40quicinc.com patch subject: [PATCH v2 1/2] coresight: core: Add device name support config: arm64-defconfig (https://download.01.org/0day-ci/archive/20240116/202401161834.N4E6YW3K-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240116/202401161834.N4E6YW3K-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/202401161834.N4E6YW3K-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/hwtracing/coresight/coresight-core.c: In function 'coresight_alloc_device_name': >> drivers/hwtracing/coresight/coresight-core.c:1775:14: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 1775 | name = coresight_get_device_name(dev); | ^ vim +/const +1775 drivers/hwtracing/coresight/coresight-core.c 1758 1759 /* 1760 * coresight_alloc_device_name - Get an index for a given device in the 1761 * device index list specific to a driver. An index is allocated for a 1762 * device and is tracked with the fwnode_handle to prevent allocating 1763 * duplicate indices for the same device (e.g, if we defer probing of 1764 * a device due to dependencies), in case the index is requested again. 1765 */ 1766 char *coresight_alloc_device_name(struct coresight_dev_list *dict, 1767 struct device *dev) 1768 { 1769 int idx; 1770 char *name = NULL; 1771 struct fwnode_handle **list; 1772 1773 mutex_lock(&coresight_mutex); 1774 > 1775 name = coresight_get_device_name(dev); 1776 if (!name) { 1777 idx = coresight_search_device_idx(dict, dev_fwnode(dev)); 1778 if (idx < 0) { 1779 /* Make space for the new entry */ 1780 idx = dict->nr_idx; 1781 list = krealloc_array(dict->fwnode_list, 1782 idx + 1, sizeof(*dict->fwnode_list), 1783 GFP_KERNEL); 1784 if (ZERO_OR_NULL_PTR(list)) { 1785 idx = -ENOMEM; 1786 goto done; 1787 } 1788 1789 list[idx] = dev_fwnode(dev); 1790 dict->fwnode_list = list; 1791 dict->nr_idx = idx + 1; 1792 } 1793 1794 name = devm_kasprintf(dev, GFP_KERNEL, "%s%d", dict->pfx, idx); 1795 } 1796 done: 1797 mutex_unlock(&coresight_mutex); 1798 return name; 1799 } 1800 EXPORT_SYMBOL_GPL(coresight_alloc_device_name); 1801 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki