linux-kernel - [intel-tdx:guest-hardening-rebased 24/36] drivers/pci/probe.c:2451:7: error: implicit declaration of function 'cc_platform

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <202208200603.DlhLITXV-lkp@intel.com>
Date:   Sat, 20 Aug 2022 07:01:32 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andi Kleen <ak@...ux.intel.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
Subject: [intel-tdx:guest-hardening-rebased 24/36]
 drivers/pci/probe.c:2451:7: error: implicit declaration of function
 'cc_platform_has' is invalid in C99

drivers/pci/pci.c
drivers/pci/probe.c
tree:   https://github.com/intel/tdx.git guest-hardening-rebased
head:   d941f409a509c084250b50a3b5fc1c3c84a596a0
commit: 9fc8d23dbf6bd3cdb60761d86121008b2335cd74 [24/36] x86/tdx: Disable enhanced PCI parsing for TDX
config: riscv-randconfig-r036-20220820 (https://download.01.org/0day-ci/archive/20220820/202208200603.DlhLITXV-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 0ac597f3cacf60479ffd36b03766fa7462dabd78)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/intel/tdx/commit/9fc8d23dbf6bd3cdb60761d86121008b2335cd74
        git remote add intel-tdx https://github.com/intel/tdx.git
        git fetch --no-tags intel-tdx guest-hardening-rebased
        git checkout 9fc8d23dbf6bd3cdb60761d86121008b2335cd74
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/pci/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/pci/probe.c:2451:7: error: implicit declaration of function 'cc_platform_has' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           if (!cc_platform_has(CC_ATTR_GUEST_HARDENED))
                ^
>> drivers/pci/probe.c:2451:23: error: use of undeclared identifier 'CC_ATTR_GUEST_HARDENED'
           if (!cc_platform_has(CC_ATTR_GUEST_HARDENED))
                                ^
   drivers/pci/probe.c:2457:22: error: use of undeclared identifier 'CC_ATTR_GUEST_HARDENED'
           if (cc_platform_has(CC_ATTR_GUEST_HARDENED))
                               ^
   3 errors generated.


vim +/cc_platform_has +2451 drivers/pci/probe.c

  2448	
  2449	static void pci_init_capabilities(struct pci_dev *dev)
  2450	{
> 2451		if (!cc_platform_has(CC_ATTR_GUEST_HARDENED))
  2452			pci_ea_init(dev);	/* Enhanced Allocation */
  2453	
  2454		pci_msi_init(dev);		/* Disable MSI */
  2455		pci_msix_init(dev);		/* Disable MSI-X */
  2456	
  2457		if (cc_platform_has(CC_ATTR_GUEST_HARDENED))
  2458			return;
  2459	
  2460		/* Buffers for saving PCIe and PCI-X capabilities */
  2461		pci_allocate_cap_save_buffers(dev);
  2462	
  2463		pci_pm_init(dev);		/* Power Management */
  2464		pci_vpd_init(dev);		/* Vital Product Data */
  2465		pci_configure_ari(dev);		/* Alternative Routing-ID Forwarding */
  2466		pci_iov_init(dev);		/* Single Root I/O Virtualization */
  2467		pci_ats_init(dev);		/* Address Translation Services */
  2468		pci_pri_init(dev);		/* Page Request Interface */
  2469		pci_pasid_init(dev);		/* Process Address Space ID */
  2470		pci_acs_init(dev);		/* Access Control Services */
  2471		pci_ptm_init(dev);		/* Precision Time Measurement */
  2472		pci_aer_init(dev);		/* Advanced Error Reporting */
  2473		pci_dpc_init(dev);		/* Downstream Port Containment */
  2474		pci_rcec_init(dev);		/* Root Complex Event Collector */
  2475	
  2476		pcie_report_downtraining(dev);
  2477		pci_init_reset_methods(dev);
  2478	}
  2479	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp