[luxis1999-iommufd:iommufd-v5.17-rc1 22/28] microblaze-linux-ld: undefined reference to `interval_tree_iter_next'

[kernel test robot]

tree:   https://github.com/luxis1999/iommufd iommufd-v5.17-rc1
head:   ebf68af0385d0d5c209e63e8065d31db938275d8
commit: e8571fda9f22c4c339a8c908ba5db3dc78bd3fc8 [22/28] vfio/pci: Add bind_iommufd() support
config: microblaze-randconfig-r002-20220209 (https://download.01.org/0day-ci/archive/20220210/202202100557.pXDp0sNZ-lkp@xxxxxxxxx/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/e8571fda9f22c4c339a8c908ba5db3dc78bd3fc8
        git remote add luxis1999-iommufd https://github.com/luxis1999/iommufd
        git fetch --no-tags luxis1999-iommufd iommufd-v5.17-rc1
        git checkout e8571fda9f22c4c339a8c908ba5db3dc78bd3fc8
        # 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@xxxxxxxxx>

All errors (new ones prefixed by >>):

   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_pages_get_exact_user':
   (.text+0x34): undefined reference to `interval_tree_iter_first'
>> microblaze-linux-ld: (.text+0x6c): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_alloc_area.part.0':
   (.text+0x2a0): undefined reference to `interval_tree_iter_first'
>> microblaze-linux-ld: (.text+0x334): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `__iopt_unmap_iova':
   (.text+0x3d8): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_alloc_iova':
   (.text+0x890): undefined reference to `interval_tree_span_iter_first'
>> microblaze-linux-ld: (.text+0x8f4): undefined reference to `interval_tree_span_iter_first'
>> microblaze-linux-ld: (.text+0x998): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x9b0): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_map_user_pages':
   (.text+0xd04): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_get_pages':
   (.text+0xe74): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_copy_iova':
   (.text+0x1114): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unmap_iova':
   (.text+0x1314): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unmap_all':
   (.text+0x13e8): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unaccess_pages':
   (.text+0x14a0): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x152c): undefined reference to `interval_tree_iter_next'
>> microblaze-linux-ld: (.text+0x1644): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_access_pages':
   (.text+0x1820): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x1908): undefined reference to `interval_tree_iter_next'
>> microblaze-linux-ld: (.text+0x1a40): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_reserve_iova':
   (.text+0x1bf0): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_remove_reserved_iova':
   (.text+0x1c60): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x1c84): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x1cdc): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_table_add_domain':
   (.text+0x207c): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x20d8): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x210c): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2180): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x21d0): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: (.text+0x22cc): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_table_enforce_group_iova':
   (.text+0x26f4): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2914): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/ioas_pt.o: in function `iommufd_ioas_pagetable_iova_ranges':
   (.text+0x3f4): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x4d8): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_unpin':
   (.text+0x3a4): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x3c8): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x428): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x544): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `pfn_reader_next':
   (.text+0x13fc): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x14b0): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `__iopt_area_unfill_domain':
   (.text+0x16bc): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x16ec): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `pfn_reader_init':
   (.text+0x19e4): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_area_fill_domains':
   (.text+0x1f68): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_area_unfill_domains':
   (.text+0x2030): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_unfill_xarray':
   (.text+0x2110): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2164): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x2188): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x2254): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x227c): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: (.text+0x23c0): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_pages_fill_xarray':
   (.text+0x2740): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x27a8): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_unfill_domain':
   (.text+0x298c): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x29c0): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: (.text+0x29f8): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x2a64): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2a8c): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x2adc): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x2afc): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x2b2c): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: drivers/iommu/iommufd/pages.o: in function `iopt_fill_domain':
   (.text+0x2c18): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2c60): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x2cbc): undefined reference to `interval_tree_insert'
   microblaze-linux-ld: (.text+0x2d6c): undefined reference to `interval_tree_iter_first'
   microblaze-linux-ld: (.text+0x2db8): undefined reference to `interval_tree_iter_next'
   microblaze-linux-ld: (.text+0x2df8): undefined reference to `interval_tree_remove'
   microblaze-linux-ld: drivers/iommu/iommufd/vfio_compat.o: in function `iommufd_fill_cap_iova':
   (.text+0x26c): undefined reference to `interval_tree_span_iter_first'
   microblaze-linux-ld: (.text+0x364): undefined reference to `interval_tree_span_iter_next'
   microblaze-linux-ld: net/core/sock.o: in function `sk_destruct':
   (.text+0x3fec): undefined reference to `__sk_defer_free_flush'

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@xxxxxxxxxxxx