[linux-nvme:swiotlb-init-cleanup 8/11] arch/x86/kernel/pci-dma.c:94:35: error: use of undeclared identifier 'x86_swiotlb_flags'; did you mean 'x86_power_flags'?

kernel test robot lkp at intel.com
Thu Feb 17 11:47:48 PST 2022


tree:   git://git.infradead.org/nvme.git swiotlb-init-cleanup
head:   2cfb7ec6b2292ac81243cacda06a2ca79b06f2c2
commit: 563c044b3b3c098f73df34a500203b45cd6708b0 [8/11] swiotlb: make the swiotlb_init interface more useful
config: i386-randconfig-a002 (https://download.01.org/0day-ci/archive/20220218/202202180341.LKRIvHrs-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e)
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
        git remote add linux-nvme git://git.infradead.org/nvme.git
        git fetch --no-tags linux-nvme swiotlb-init-cleanup
        git checkout 563c044b3b3c098f73df34a500203b45cd6708b0
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

>> arch/x86/kernel/pci-dma.c:94:35: error: use of undeclared identifier 'x86_swiotlb_flags'; did you mean 'x86_power_flags'?
           swiotlb_init(x86_swiotlb_enable, x86_swiotlb_flags);
                                            ^~~~~~~~~~~~~~~~~
                                            x86_power_flags
   arch/x86/include/asm/cpufeature.h:39:27: note: 'x86_power_flags' declared here
   extern const char * const x86_power_flags[32];
                             ^
   1 error generated.


vim +94 arch/x86/kernel/pci-dma.c

    86	
    87	void __init pci_iommu_alloc(void)
    88	{
    89		pci_swiotlb_detect_4gb();
    90		gart_iommu_hole_init();
    91		amd_iommu_detect();
    92		detect_intel_iommu();
    93	
  > 94		swiotlb_init(x86_swiotlb_enable, x86_swiotlb_flags);
    95	}
    96	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org



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