[luxis1999-iommufd:iommufd-v5.17-rc4 21/31] microblaze-linux-ld: undefined reference to `interval_tree_iter_first'

[luxis1999-iommufd:iommufd-v5.17-rc4 21/31] microblaze-linux-ld: undefined reference to `interval_tree_iter_first'

[kernel test robot]

tree:   https://github.com/luxis1999/iommufd iommufd-v5.17-rc4
head:   008e1a440da8ca4e1dae3dc1c210b46cb77ce01f
commit: 147fd4fddb93ec8503d590be9fda3a161dccbab4 [21/31] vfio/pci: Add bind_iommufd() support
config: microblaze-randconfig-r036-20220302 (https://download.01.org/0day-ci/archive/20220302/202203022101.Y4kUObwj-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 11.2.0
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
        # https://github.com/luxis1999/iommufd/commit/147fd4fddb93ec8503d590be9fda3a161dccbab4
        git remote add luxis1999-iommufd https://github.com/luxis1999/iommufd
        git fetch --no-tags luxis1999-iommufd iommufd-v5.17-rc4
        git checkout 147fd4fddb93ec8503d590be9fda3a161dccbab4
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=microblaze SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `__iopt_unmap_iova.constprop.0':
   (.text+0x1ec): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_alloc_iova':
   (.text+0x7f8): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x85c): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x8ec): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x904): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_alloc_area':
   (.text+0xc38): undefined reference to `interval_tree_insert'
>> microblaze-linux-ld: (.text+0xc90): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0xcf4): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unfill_domain':
   (.text+0xf28): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0xf80): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: (.text+0x1080): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x118c): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x12a4): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x13d0): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_fill_domain':
   (.text+0x169c): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x16dc): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x18c4): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: (.text+0x190c): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x1b04): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x1b58): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x1c60): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_map_pages':
   (.text+0x1e3c): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_get_pages':
   (.text+0x2208): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unmap_iova':
   (.text+0x2614): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unmap_all':
   (.text+0x27f0): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unaccess_pages':
   (.text+0x2adc): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2bd0): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_access_pages':
   (.text+0x2fb4): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2fe0): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_reserve_iova':
   (.text+0x3388): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x33e4): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_remove_reserved_iova':
   (.text+0x3534): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x3558): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x35a0): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_table_add_domain':
   (.text+0x3eb8): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x3f0c): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/ioas.o: in function `iommufd_ioas_iova_ranges':
   (.text+0x620): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x708): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_unpin':
   (.text+0x714): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x73c): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x78c): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x8d4): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_get_exact_user':
   (.text+0x1178): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x11b0): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `__iopt_area_unfill_domain':
   (.text+0x25e0): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2660): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `pfn_reader_next':
   (.text+0x2d70): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2e8c): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `pfn_reader_init':
   (.text+0x3050): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_unmap_domain':
   (.text+0x3f28): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x3f4c): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_area_fill_domains':
   (.text+0x44c8): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_area_unfill_domains':
   (.text+0x4600): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_unfill_xarray':
   (.text+0x4740): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x47c8): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x47ec): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x4894): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x48bc): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x4a60): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_fill_xarray':
   (.text+0x5048): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x50b0): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_add_user':
   (.text+0x5554): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_remove_user':
   (.text+0x5870): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/vfio_compat.o: in function `iommufd_fill_cap_iova':
   (.text+0x6a0): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x7e0): undefined reference to `interval_tree_span_iter_next'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for IOMMUFD
   Depends on IOMMU_SUPPORT
   Selected by
   - VFIO_PCI_CORE && VFIO && PCI && MMU

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