[openeuler:OLK-6.6 9623/9796] arch/x86/kernel/zhaoxin_kh40000.c:322:26: sparse: sparse: symbol 'kh40000_dma_iommu_ops' was not declared. Should it be static?
tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: a4c1bb6d259c5f07d1cf526fcb8c10d67c43a825 commit: ef20808db09987137fba30519fb94a6b12b63ee7 [9623/9796] Add kh40000_iommu_dma_ops for KH-40000 platform config: x86_64-randconfig-123-20240531 (https://download.01.org/0day-ci/archive/20240531/202405311417.Uc6n3wMh-lkp@i...) compiler: gcc-12 (Ubuntu 12.3.0-9ubuntu2) 12.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240531/202405311417.Uc6n3wMh-lkp@i...)
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 lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202405311417.Uc6n3wMh-lkp@intel.com/
sparse warnings: (new ones prefixed by >>) arch/x86/kernel/zhaoxin_kh40000.c:35:15: sparse: sparse: symbol 'zhaoxin_patch_code' was not declared. Should it be static?
arch/x86/kernel/zhaoxin_kh40000.c:322:26: sparse: sparse: symbol 'kh40000_dma_iommu_ops' was not declared. Should it be static?
vim +/kh40000_dma_iommu_ops +322 arch/x86/kernel/zhaoxin_kh40000.c
321
322 const struct dma_map_ops kh40000_dma_iommu_ops = {
323 .flags = DMA_F_PCI_P2PDMA_SUPPORTED, 324 .alloc = kh40000_iommu_dma_alloc, 325 .free = kh40000_iommu_dma_free, 326 .unmap_page = kh40000_iommu_dma_unmap_page, 327 .alloc_pages = kh40000_dma_common_alloc_pages, 328 .free_pages = kh40000_dma_common_free_pages, 329 .alloc_noncontiguous = kh40000_iommu_dma_alloc_noncontiguous, 330 .free_noncontiguous = kh40000_iommu_dma_free_noncontiguous, 331 .mmap = kh40000_iommu_dma_mmap, 332 .get_sgtable = kh40000_iommu_dma_get_sgtable, 333 .map_page = kh40000_iommu_dma_map_page, 334 .map_sg = kh40000_iommu_dma_map_sg, 335 .unmap_sg = kh40000_iommu_dma_unmap_sg, 336 .sync_single_for_cpu = kh40000_iommu_dma_sync_single_for_cpu, 337 .sync_single_for_device = kh40000_iommu_dma_sync_single_for_device, 338 .sync_sg_for_cpu = kh40000_iommu_dma_sync_sg_for_cpu, 339 .sync_sg_for_device = kh40000_iommu_dma_sync_sg_for_device, 340 .map_resource = kh40000_iommu_dma_map_resource, 341 .unmap_resource = kh40000_iommu_dma_unmap_resource, 342 .get_merge_boundary = kh40000_iommu_dma_get_merge_boundary, 343 .opt_mapping_size = kh40000_iommu_dma_opt_mapping_size, 344 }; 345
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kernel test robot