Re: [PATCH] vfio: selftests: Fix out-of-tree build with make O=

:::::: 
:::::: Manual check reason: "low confidence bisect report"
:::::: Manual check reason: "only suspicious fbc files changed"
:::::: 

BCC: [email protected]
CC: [email protected]
In-Reply-To: <[email protected]>
References: <[email protected]>
TO: Jason Gunthorpe <[email protected]>
TO: Alex Williamson <[email protected]>
TO: [email protected]
TO: [email protected]
TO: Shuah Khan <[email protected]>
CC: David Matlack <[email protected]>
CC: [email protected]

Hi Jason,

kernel test robot noticed the following build errors:

[auto build test ERROR on 681b35420592a2e072d9759254185e72d2e914c8]

url:    https://github.com/intel-lab-lkp/linux/commits/Jason-Gunthorpe/vfio-selftests-Fix-out-of-tree-build-with-make-O/20260813-191912
base:   681b35420592a2e072d9759254185e72d2e914c8
patch link:    https://lore.kernel.org/r/0-v1-79f29139180b%2B8e-vfio_st_make_o_jgg%40nvidia.com
patch subject: [PATCH] vfio: selftests: Fix out-of-tree build with make O=
:::::: branch date: 4 days ago
:::::: commit date: 4 days ago
config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260817/[email protected]/config)
compiler: aarch64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260817/[email protected]/reproduce)

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 <[email protected]>
| Closes: https://lore.kernel.org/r/[email protected]/

All errors (new ones prefixed by >>):

   make[1]: *** [../../lib.mk:225: tools/testing/selftests/drivers/net/psp_responder] Error 1
   make[1]: Target 'all' not remade because of errors.
   make[1]: *** [Makefile:124: tools/testing/selftests/hid/host-tools/sbin/bpftool] Error 2
   make[1]: Target 'all' not remade because of errors.
   make[1]: *** No targets.  Stop.
   make[1]: *** [../lib.mk:225: tools/testing/selftests/net/busy_poller] Error 1
   make[1]: *** [../lib.mk:224: tools/testing/selftests/net/tun] Error 1
   make[1]: Target 'all' not remade because of errors.
   make[1]: *** No targets specified and no makefile found.  Stop.
   Makefile:60: warning: overriding recipe for target 'emit_tests'
   ../lib.mk:182: warning: ignoring old recipe for target 'emit_tests'
   make[1]: *** No targets.  Stop.
   make[1]: *** No targets.  Stop.
   make[1]: *** No targets.  Stop.
>> make[1]: *** No rule to make target 'vfio_dma_mapping_test(OUTPUT)/%.o', needed by 'tools/testing/selftests/vfio/vfio_dma_mapping_test'.
>> make[1]: *** No rule to make target 'vfio_dma_mapping_mmio_test(OUTPUT)/%.o', needed by 'tools/testing/selftests/vfio/vfio_dma_mapping_mmio_test'.
>> make[1]: *** No rule to make target 'vfio_iommufd_setup_test(OUTPUT)/%.o', needed by 'tools/testing/selftests/vfio/vfio_iommufd_setup_test'.
>> make[1]: *** No rule to make target 'vfio_pci_device_test(OUTPUT)/%.o', needed by 'tools/testing/selftests/vfio/vfio_pci_device_test'.
>> make[1]: *** No rule to make target 'vfio_pci_device_init_perf_test(OUTPUT)/%.o', needed by 'tools/testing/selftests/vfio/vfio_pci_device_init_perf_test'.
>> make[1]: *** No rule to make target 'vfio_pci_driver_test(OUTPUT)/%.o', needed by 'tools/testing/selftests/vfio/vfio_pci_driver_test'.
   make[1]: Target 'all' not remade because of errors.

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki