As per a discussion with Muhammad Usama Anjum [1], the following is how one is supposed to build selftests: make headers && make -C tools/testing/selftests/mm However, that's not yet documented anywhere. So add it to Documentation/dev-tools/kselftest.rst . [1] https://lore.kernel.org/all/bf910fa5-0c96-3707-cce4-5bcc656b6274@xxxxxxxxxxxxx/ Cc: David Hildenbrand <david@xxxxxxxxxx> Cc: Peter Xu <peterx@xxxxxxxxxx> Cc: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx> Cc: Jonathan Corbet <corbet@xxxxxxx> Cc: linux-doc@xxxxxxxxxxxxxxx Signed-off-by: John Hubbard <jhubbard@xxxxxxxxxx> --- Documentation/dev-tools/kselftest.rst | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/dev-tools/kselftest.rst b/Documentation/dev-tools/kselftest.rst index 12b575b76b20..6e35d042199c 100644 --- a/Documentation/dev-tools/kselftest.rst +++ b/Documentation/dev-tools/kselftest.rst @@ -36,6 +36,7 @@ Running the selftests (hotplug tests are run in limited mode) To build the tests:: + $ make headers $ make -C tools/testing/selftests To run the tests:: -- 2.40.1