From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.2]) by smtp.subspace.kernel.org (Postfix) with ESMTP id A47EF2459F3; Tue, 26 Aug 2025 14:38:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.2 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756219084; cv=none; b=OCJUSkvo+3kvK3RDpFWnGiEG9apOgnlm3kcaxXT6aOp1kLQW8+FNRPer50kCYjjuvTq1ym6gmsoq+cPe9ajNdZLiPxtmPJ/T+Sg9wMld51/YLrUTeyGGQF81fU55h10lkX1gyYRCA1anbQQL65eiD7fdHAAwqJgVMdy36kPyFCU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756219084; c=relaxed/simple; bh=hM+6gkzBaai1dWZ9Ob813J9OTCjHBpoCFayMGe7qMFk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ZJFUCkKL8vi4gQTLpSupG1iw92BgCCK1RAt8xgMzOtfWrNeSHqcOtxknHyctgYwtWpNvC09iJAiSRBXEUYq5fMY9QmjjNEiXdiSHupQAomGDM9AcoLH7J82XnwkRaMnqO7cxjpiwq584ZXtTMKGinHABoIzAg09HJzhU5GctxKw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=AO0hJOm8; arc=none smtp.client-ip=220.197.31.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="AO0hJOm8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Message-ID:Date:MIME-Version:Subject:To:From: Content-Type; bh=sqXckzOmh/68z4LcKwZVde4qr+TsF/S8+s2vaxQoMQk=; b=AO0hJOm8p0rqLxEt5iuTaRQbA/rggd3v09ib/r/eZFkVCJ9YDUemmcYo3VG6zE SWQlaOwx1wJjZBIuyXd5sOyTSYrwvLfHIWpDxxIaR66MaAnOI9dxjC0ZQY4QRlOM iXuWAP4L1Aobragt7LtWGPmvmZKpwcDTjiUIshLmCjLOg= Received: from [IPV6:240e:b8f:919b:3100:3980:6173:5059:2d2a] (unknown []) by gzga-smtp-mtada-g0-3 (Coremail) with SMTP id _____wA3lqubxq1o6BoAEg--.2040S2; Tue, 26 Aug 2025 22:37:16 +0800 (CST) Message-ID: <04d5380f-58fb-4146-a353-13c9f27f8af7@163.com> Date: Tue, 26 Aug 2025 22:37:16 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] PCI: endpoint: Implement capability search using PCI core APIs To: kernel test robot , lpieralisi@kernel.org, kwilczynski@kernel.org, bhelgaas@google.com, helgaas@kernel.org, jingoohan1@gmail.com, mani@kernel.org Cc: oe-kbuild-all@lists.linux.dev, robh@kernel.org, ilpo.jarvinen@linux.intel.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250819145828.438541-1-18255117159@163.com> <202508261929.5s2blqmA-lkp@intel.com> Content-Language: en-US From: Hans Zhang <18255117159@163.com> In-Reply-To: <202508261929.5s2blqmA-lkp@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CM-TRANSID:_____wA3lqubxq1o6BoAEg--.2040S2 X-Coremail-Antispam: 1Uf129KBjvJXoWxuF1kWF1Utr45Gr1UJw1rXrb_yoW5Ww4Dpa y5JFyayrWkJr4rXanFq3ZYkw1ayFs8A3y3Ca95G3WxZF17ZF9rKr10kFy7KFy7tr4qgrWr KrW2qFn3urs8A3DanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07U5nYwUUUUU= X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/1tbiWw61o2itwup5zwAAsY Hi， Please ignore it because there is no problem compiling in this branch. And it depends on this series. https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git/log/?h=capability-search Best regards, Hans On 2025/8/26 19:58, kernel test robot wrote: > Hi Hans, > > kernel test robot noticed the following build errors: > > [auto build test ERROR on 8742b2d8935f476449ef37e263bc4da3295c7b58] > > url: https://github.com/intel-lab-lkp/linux/commits/Hans-Zhang/PCI-endpoint-Implement-capability-search-using-PCI-core-APIs/20250819-231353 > base: 8742b2d8935f476449ef37e263bc4da3295c7b58 > patch link: https://lore.kernel.org/r/20250819145828.438541-1-18255117159%40163.com > patch subject: [PATCH v2] PCI: endpoint: Implement capability search using PCI core APIs > config: x86_64-randconfig-002-20250826 (https://download.01.org/0day-ci/archive/20250826/202508261929.5s2blqmA-lkp@intel.com/config) > compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250826/202508261929.5s2blqmA-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/202508261929.5s2blqmA-lkp@intel.com/ > > All error/warnings (new ones prefixed by >>): > > drivers/pci/controller/dwc/pcie-designware-ep.c: In function 'dw_pcie_ep_find_capability': >>> drivers/pci/controller/dwc/pcie-designware-ep.c:74:16: error: implicit declaration of function 'PCI_FIND_NEXT_CAP' [-Werror=implicit-function-declaration] > 74 | return PCI_FIND_NEXT_CAP(dw_pcie_ep_read_cfg, PCI_CAPABILITY_LIST, > | ^~~~~~~~~~~~~~~~~ >>> drivers/pci/controller/dwc/pcie-designware-ep.c:74:34: error: 'dw_pcie_ep_read_cfg' undeclared (first use in this function); did you mean 'dw_pcie_ep_read_dbi'? > 74 | return PCI_FIND_NEXT_CAP(dw_pcie_ep_read_cfg, PCI_CAPABILITY_LIST, > | ^~~~~~~~~~~~~~~~~~~ > | dw_pcie_ep_read_dbi > drivers/pci/controller/dwc/pcie-designware-ep.c:74:34: note: each undeclared identifier is reported only once for each function it appears in >>> drivers/pci/controller/dwc/pcie-designware-ep.c:76:1: warning: control reaches end of non-void function [-Wreturn-type] > 76 | } > | ^ > cc1: some warnings being treated as errors > > > vim +/PCI_FIND_NEXT_CAP +74 drivers/pci/controller/dwc/pcie-designware-ep.c > > 71 > 72 static u8 dw_pcie_ep_find_capability(struct dw_pcie_ep *ep, u8 func_no, u8 cap) > 73 { > > 74 return PCI_FIND_NEXT_CAP(dw_pcie_ep_read_cfg, PCI_CAPABILITY_LIST, > 75 cap, ep, func_no); > > 76 } > 77 >