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Date:   Mon, 23 Mar 2020 16:40:07 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Anup Patel <Anup.Patel@....com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Palmer Dabbelt <palmerdabbelt@...gle.com>,
        Atish Patra <atish.patra@....com>,
        Alistair Francis <alistair.francis@....com>
Subject: include/linux/list.h:72: undefined reference to
 `balloon_page_dequeue'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   16fbf79b0f83bc752cee8589279f1ebfe57b3b6e
commit: 759bdc168181abeff61399d0f7ecec2852cc3e61 RISC-V: Add kconfig option for QEMU virt machine
date:   3 weeks ago
config: riscv-randconfig-a001-20200323 (attached as .config)
compiler: riscv32-linux-gcc (GCC) 9.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 759bdc168181abeff61399d0f7ecec2852cc3e61
        # save the attached .config to linux build tree
        GCC_VERSION=9.2.0 make.cross ARCH=riscv 

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

All errors (new ones prefixed by >>):

   riscv32-linux-ld: drivers/virtio/virtio_balloon.o: in function `__list_add':
>> include/linux/list.h:72: undefined reference to `balloon_page_dequeue'
   riscv32-linux-ld: drivers/virtio/virtio_balloon.o: in function `virtballoon_probe':
>> drivers/virtio/virtio_balloon.c:873: undefined reference to `balloon_page_alloc'
   riscv32-linux-ld: drivers/virtio/virtio_balloon.o: in function `virtio_cread32':
>> include/linux/virtio_config.h:423: undefined reference to `balloon_page_enqueue'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o: in function `virtio_gpu_remove':
   drivers/gpu/drm/virtio/virtgpu_drv.c:138: undefined reference to `drm_dev_unregister'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.c:139: undefined reference to `drm_dev_put'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o: in function `virtio_gpu_probe':
   drivers/gpu/drm/virtio/virtgpu_drv.c:107: undefined reference to `drm_dev_alloc'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.c:118: undefined reference to `drm_dev_put'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.c:132: undefined reference to `drm_dev_register'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o: in function `virtio_gpu_pci_quirk':
   drivers/gpu/drm/virtio/virtgpu_drv.c:92: undefined reference to `drm_dev_set_unique'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o: in function `.LANCHOR0':
   virtgpu_drv.c:(.data+0xe4): undefined reference to `drm_gem_prime_handle_to_fd'
   riscv32-linux-ld: virtgpu_drv.c:(.data+0xe8): undefined reference to `drm_gem_prime_fd_to_handle'
   riscv32-linux-ld: virtgpu_drv.c:(.data+0x10c): undefined reference to `drm_gem_prime_mmap'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o:(.rodata+0x8): undefined reference to `drm_read'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o:(.rodata+0x24): undefined reference to `drm_poll'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o:(.rodata+0x28): undefined reference to `drm_ioctl'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o:(.rodata+0x30): undefined reference to `drm_gem_mmap'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o:(.rodata+0x38): undefined reference to `drm_open'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_drv.o:(.rodata+0x40): undefined reference to `drm_release'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_change_queue_depth':
   drivers/scsi/virtio_scsi.c:677: undefined reference to `scsi_change_queue_depth'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `kmalloc_array':
>> include/linux/slab.h:598: undefined reference to `sdev_prefix_printk'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_device_reset':
   drivers/scsi/virtio_scsi.c:630: undefined reference to `scsi_remove_host'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_remove':
   drivers/scsi/virtio_scsi.c:916: undefined reference to `scsi_host_put'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_complete_cmd':
   drivers/scsi/virtio_scsi.c:119: undefined reference to `scmd_printk'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_handle_param_change':
   drivers/scsi/virtio_scsi.c:311: undefined reference to `scsi_device_lookup'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.c:311: undefined reference to `scsi_device_put'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_handle_transport_reset':
   drivers/scsi/virtio_scsi.c:285: undefined reference to `scsi_device_lookup'
>> riscv32-linux-ld: drivers/scsi/virtio_scsi.c:285: undefined reference to `scsi_remove_device'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.c:282: undefined reference to `scsi_device_put'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_handle_event':
>> drivers/scsi/virtio_scsi.c:368: undefined reference to `__scsi_iterate_devices'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_rescan_hotunplug':
>> drivers/scsi/virtio_scsi.c:340: undefined reference to `__scsi_execute'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `scsi_execute_req':
>> include/scsi/scsi_device.h:455: undefined reference to `__scsi_iterate_devices'
>> riscv32-linux-ld: include/scsi/scsi_device.h:455: undefined reference to `scsi_remove_device'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_rescan_hotunplug':
   drivers/scsi/virtio_scsi.c:350: undefined reference to `__scsi_iterate_devices'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.c:337: undefined reference to `scsi_scan_host'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtio_scsi_host':
   drivers/scsi/virtio_scsi.c:94: undefined reference to `scsi_add_device'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_handle_event':
   drivers/scsi/virtio_scsi.c:371: undefined reference to `scsi_rescan_device'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_queuecommand':
   drivers/scsi/virtio_scsi.c:587: undefined reference to `scmd_printk'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_probe':
>> drivers/scsi/virtio_scsi.c:850: undefined reference to `scsi_host_alloc'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtio_find_vqs':
   include/linux/virtio_config.h:197: undefined reference to `scsi_host_put'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtio_cread32':
   include/linux/virtio_config.h:422: undefined reference to `scsi_add_host_with_dma'
   riscv32-linux-ld: drivers/scsi/virtio_scsi.o: in function `virtscsi_probe':
>> drivers/scsi/virtio_scsi.c:909: undefined reference to `scsi_scan_host'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.o: in function `virtio_gpu_config_changed_work_func':
   drivers/gpu/drm/virtio/virtgpu_kms.c:47: undefined reference to `drm_helper_hpd_irq_event'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.o: in function `virtio_find_vqs':
   include/linux/virtio_config.h:197: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.o: in function `virtio_gpu_init':
   drivers/gpu/drm/virtio/virtgpu_kms.c:173: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.c:181: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.o: in function `kmalloc_array':
   include/linux/slab.h:593: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.o: in function `virtio_gpu_get_capsets':
   drivers/gpu/drm/virtio/virtgpu_kms.c:95: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_gem_create':
   drivers/gpu/drm/virtio/virtgpu_gem.c:46: undefined reference to `drm_gem_handle_create'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.c:52: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.c:59: undefined reference to `drm_gem_object_release'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_mode_dumb_mmap':
   drivers/gpu/drm/virtio/virtgpu_gem.c:97: undefined reference to `drm_gem_object_lookup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `drm_vma_node_offset_addr':
   include/drm/drm_vma_manager.h:204: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_lock_resv':
   drivers/gpu/drm/virtio/virtgpu_gem.c:201: undefined reference to `drm_gem_lock_reservations'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_unlock_resv':
   drivers/gpu/drm/virtio/virtgpu_gem.c:214: undefined reference to `drm_gem_unlock_reservations'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_put_free':
   drivers/gpu/drm/virtio/virtgpu_gem.c:233: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_from_handles':
   drivers/gpu/drm/virtio/virtgpu_gem.c:174: undefined reference to `drm_gem_object_lookup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `vgdev_atomic_commit_tail':
   drivers/gpu/drm/virtio/virtgpu_display.c:331: undefined reference to `drm_atomic_helper_commit_modeset_disables'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:332: undefined reference to `drm_atomic_helper_commit_modeset_enables'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:333: undefined reference to `drm_atomic_helper_commit_planes'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:335: undefined reference to `drm_atomic_helper_commit_hw_done'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:337: undefined reference to `drm_atomic_helper_wait_for_vblanks'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:338: undefined reference to `drm_atomic_helper_cleanup_planes'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_conn_mode_valid':
   drivers/gpu/drm/virtio/virtgpu_display.c:206: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_conn_get_modes':
>> drivers/gpu/drm/virtio/virtgpu_display.c:163: undefined reference to `drm_add_edid_modes'
>> riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:170: undefined reference to `drm_add_modes_noedid'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:175: undefined reference to `drm_set_preferred_mode'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:177: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:178: undefined reference to `drm_cvt_mode'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:181: undefined reference to `drm_mode_probed_add'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_conn_destroy':
   drivers/gpu/drm/virtio/virtgpu_display.c:236: undefined reference to `drm_connector_unregister'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:237: undefined reference to `drm_connector_cleanup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_crtc_atomic_flush':
   drivers/gpu/drm/virtio/virtgpu_display.c:127: undefined reference to `drm_crtc_send_vblank_event'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_user_framebuffer_create':
   drivers/gpu/drm/virtio/virtgpu_display.c:309: undefined reference to `drm_gem_object_lookup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_framebuffer_init':
   drivers/gpu/drm/virtio/virtgpu_display.c:75: undefined reference to `drm_helper_mode_fill_fb_struct'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:77: undefined reference to `drm_framebuffer_init'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_user_framebuffer_create':
   drivers/gpu/drm/virtio/virtgpu_display.c:319: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_modeset_init':
   drivers/gpu/drm/virtio/virtgpu_display.c:366: undefined reference to `drm_mode_config_init'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `vgdev_output_init':
>> drivers/gpu/drm/virtio/virtgpu_display.c:285: undefined reference to `drm_encoder_init'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:290: undefined reference to `drm_connector_attach_encoder'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:290: undefined reference to `drm_connector_register'
>> riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:275: undefined reference to `drm_crtc_init_with_planes'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:279: undefined reference to `drm_connector_init'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `drm_connector_helper_add':
   include/drm/drm_modeset_helper_vtables.h:1061: undefined reference to `drm_connector_attach_edid_property'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `vgdev_output_init':
>> drivers/gpu/drm/virtio/virtgpu_display.c:283: undefined reference to `drm_mode_config_reset'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_modeset_fini':
   drivers/gpu/drm/virtio/virtgpu_display.c:377: undefined reference to `drm_atomic_helper_shutdown'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:378: undefined reference to `drm_mode_config_cleanup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0':
   drivers/gpu/drm/virtio/virtgpu_display.c:59: undefined reference to `drm_gem_fb_destroy'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0':
   virtgpu_display.c:(.rodata+0x4): undefined reference to `drm_gem_fb_create_handle'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x8): undefined reference to `drm_atomic_helper_dirtyfb'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x1c): undefined reference to `drm_atomic_helper_check'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x20): undefined reference to `drm_atomic_helper_commit'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0':
   drivers/gpu/drm/virtio/virtgpu_display.c:49: undefined reference to `drm_atomic_helper_crtc_reset'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0':
   virtgpu_display.c:(.rodata+0x44): undefined reference to `drm_crtc_cleanup'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x48): undefined reference to `drm_atomic_helper_set_config'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x4c): undefined reference to `drm_atomic_helper_page_flip'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x58): undefined reference to `drm_atomic_helper_crtc_duplicate_state'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x5c): undefined reference to `drm_atomic_helper_crtc_destroy_state'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0xcc): undefined reference to `drm_atomic_helper_connector_reset'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0xd8): undefined reference to `drm_helper_probe_single_connector_modes'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0xec): undefined reference to `drm_atomic_helper_connector_duplicate_state'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0xf0): undefined reference to `drm_atomic_helper_connector_destroy_state'
   riscv32-linux-ld: virtgpu_display.c:(.rodata+0x128): undefined reference to `drm_encoder_cleanup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_get_display_info_cb':
   drivers/gpu/drm/virtio/virtgpu_vq.c:646: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:652: undefined reference to `__drm_dbg'
>> riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:660: undefined reference to `drm_helper_hpd_irq_event'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:661: undefined reference to `drm_kms_helper_hotplug_event'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_get_edid_cb':
   drivers/gpu/drm/virtio/virtgpu_vq.c:733: undefined reference to `drm_do_get_edid'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:734: undefined reference to `drm_connector_update_edid_property'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `reclaim_vbufs':
   drivers/gpu/drm/virtio/virtgpu_vq.c:184: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_dequeue_ctrl_func':
   drivers/gpu/drm/virtio/virtgpu_vq.c:206: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:232: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:211: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_alloc_cmd':
   drivers/gpu/drm/virtio/virtgpu_vq.c:126: undefined reference to `drm_gem_shmem_pin'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_submit':
   drivers/gpu/drm/virtio/virtgpu_vq.c:1063: undefined reference to `drm_gem_shmem_get_sg_table'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_resource_attach_backing':
   drivers/gpu/drm/virtio/virtgpu_vq.c:632: undefined reference to `__drm_err'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_object_attach':
   drivers/gpu/drm/virtio/virtgpu_vq.c:1129: undefined reference to `drm_gem_shmem_unpin'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `dma_map_sg_attrs':
   include/linux/dma-mapping.h:317: undefined reference to `drm_gem_shmem_unpin'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `virtio_gpu_resource_id_put':
   drivers/gpu/drm/virtio/virtgpu_object.c:59: undefined reference to `drm_gem_shmem_free_object'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `virtio_gpu_object_create':
   drivers/gpu/drm/virtio/virtgpu_object.c:109: undefined reference to `drm_gem_shmem_create'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.c:130: undefined reference to `drm_gem_shmem_free_object'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `.LANCHOR0':
   virtgpu_object.c:(.rodata+0xc): undefined reference to `drm_gem_shmem_print_info'
   riscv32-linux-ld: virtgpu_object.c:(.rodata+0x14): undefined reference to `drm_gem_shmem_pin'
   riscv32-linux-ld: virtgpu_object.c:(.rodata+0x18): undefined reference to `drm_gem_shmem_unpin'
   riscv32-linux-ld: virtgpu_object.c:(.rodata+0x1c): undefined reference to `drm_gem_shmem_get_sg_table'
   riscv32-linux-ld: virtgpu_object.c:(.rodata+0x20): undefined reference to `drm_gem_shmem_vmap'
   riscv32-linux-ld: virtgpu_object.c:(.rodata+0x24): undefined reference to `drm_gem_shmem_vunmap'
   riscv32-linux-ld: virtgpu_object.c:(.rodata+0x28): undefined reference to `drm_gem_shmem_mmap'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_debugfs.o: in function `virtio_gpu_debugfs_init':
   drivers/gpu/drm/virtio/virtgpu_debugfs.c:77: undefined reference to `drm_debugfs_create_files'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_plane_destroy':
   drivers/gpu/drm/virtio/virtgpu_plane.c:72: undefined reference to `drm_plane_cleanup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_plane_atomic_check':
>> drivers/gpu/drm/virtio/virtgpu_plane.c:95: undefined reference to `drm_atomic_get_crtc_state'
>> riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:99: undefined reference to `drm_atomic_helper_check_plane_state'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_primary_plane_update':
   drivers/gpu/drm/virtio/virtgpu_plane.c:146: undefined reference to `__drm_dbg'
>> riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:154: undefined reference to `drm_atomic_helper_damage_merged'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:168: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_cursor_plane_update':
   drivers/gpu/drm/virtio/virtgpu_plane.c:274: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:274: undefined reference to `__drm_dbg'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_plane_init':
   drivers/gpu/drm/virtio/virtgpu_plane.c:330: undefined reference to `drm_universal_plane_init'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `.LANCHOR0':
   drivers/gpu/drm/virtio/virtgpu_plane.c:76: undefined reference to `drm_atomic_helper_update_plane'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `.LANCHOR0':
   virtgpu_plane.c:(.rodata+0x3c): undefined reference to `drm_atomic_helper_disable_plane'
   riscv32-linux-ld: virtgpu_plane.c:(.rodata+0x44): undefined reference to `drm_atomic_helper_plane_reset'
   riscv32-linux-ld: virtgpu_plane.c:(.rodata+0x4c): undefined reference to `drm_atomic_helper_plane_duplicate_state'
   riscv32-linux-ld: virtgpu_plane.c:(.rodata+0x50): undefined reference to `drm_atomic_helper_plane_destroy_state'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `virtio_gpu_wait_ioctl':
   drivers/gpu/drm/virtio/virtgpu_ioctl.c:379: undefined reference to `drm_gem_object_lookup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.c:394: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `virtio_gpu_resource_info_ioctl':
   drivers/gpu/drm/virtio/virtgpu_ioctl.c:273: undefined reference to `drm_gem_object_lookup'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.c:280: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `virtio_gpu_resource_create_ioctl':
   drivers/gpu/drm/virtio/virtgpu_ioctl.c:250: undefined reference to `drm_gem_handle_create'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.c:254: undefined reference to `drm_gem_object_put_unlocked'
   riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `kref_put':
   include/linux/kref.h:65: undefined reference to `drm_gem_object_release'

vim +72 include/linux/list.h

d7c816733d501b Kees Cook        2016-08-17  56  
^1da177e4c3f41 Linus Torvalds   2005-04-16  57  /*
^1da177e4c3f41 Linus Torvalds   2005-04-16  58   * Insert a new entry between two known consecutive entries.
^1da177e4c3f41 Linus Torvalds   2005-04-16  59   *
^1da177e4c3f41 Linus Torvalds   2005-04-16  60   * This is only for internal list manipulation where we know
^1da177e4c3f41 Linus Torvalds   2005-04-16  61   * the prev/next entries already!
^1da177e4c3f41 Linus Torvalds   2005-04-16  62   */
^1da177e4c3f41 Linus Torvalds   2005-04-16  63  static inline void __list_add(struct list_head *new,
^1da177e4c3f41 Linus Torvalds   2005-04-16  64  			      struct list_head *prev,
^1da177e4c3f41 Linus Torvalds   2005-04-16  65  			      struct list_head *next)
^1da177e4c3f41 Linus Torvalds   2005-04-16  66  {
d7c816733d501b Kees Cook        2016-08-17  67  	if (!__list_add_valid(new, prev, next))
d7c816733d501b Kees Cook        2016-08-17  68  		return;
d7c816733d501b Kees Cook        2016-08-17  69  
^1da177e4c3f41 Linus Torvalds   2005-04-16  70  	next->prev = new;
^1da177e4c3f41 Linus Torvalds   2005-04-16  71  	new->next = next;
^1da177e4c3f41 Linus Torvalds   2005-04-16 @72  	new->prev = prev;
1c97be677f72b3 Paul E. McKenney 2015-09-20  73  	WRITE_ONCE(prev->next, new);
^1da177e4c3f41 Linus Torvalds   2005-04-16  74  }
^1da177e4c3f41 Linus Torvalds   2005-04-16  75  

:::::: The code at line 72 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

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

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