The patch titled Subject: Documentation: kselftest: "make headers" is a prerequisite has been added to the -mm mm-unstable branch. Its filename is documentation-kselftest-make-headers-is-a-prerequisite.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/documentation-kselftest-make-headers-is-a-prerequisite.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: John Hubbard <jhubbard@xxxxxxxxxx> Subject: Documentation: kselftest: "make headers" is a prerequisite Date: Fri, 2 Jun 2023 19:15:58 -0700 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/ Link: https://lkml.kernel.org/r/20230603021558.95299-12-jhubbard@xxxxxxxxxx Signed-off-by: John Hubbard <jhubbard@xxxxxxxxxx> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx> Cc: Peter Xu <peterx@xxxxxxxxxx> Cc: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx> Cc: Jonathan Corbet <corbet@xxxxxxx> Cc: Nathan Chancellor <nathan@xxxxxxxxxx> Cc: Shuah Khan <shuah@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- Documentation/dev-tools/kselftest.rst | 1 + 1 file changed, 1 insertion(+) --- a/Documentation/dev-tools/kselftest.rst~documentation-kselftest-make-headers-is-a-prerequisite +++ a/Documentation/dev-tools/kselftest.rst @@ -36,6 +36,7 @@ Running the selftests (hotplug tests are To build the tests:: + $ make headers $ make -C tools/testing/selftests To run the tests:: _ Patches currently in -mm which might be from jhubbard@xxxxxxxxxx are selftests-mm-fix-uffd-stress-unused-function-warning.patch selftests-mm-fix-unused-variable-warnings-in-hugetlb-madvisec-migrationc.patch selftests-mm-fix-warning-expression-which-evaluates-to-zero-in-mlock2-testsc.patch selftests-mm-fix-invocation-of-tests-that-are-run-via-shell-scripts.patch selftests-mm-gitignore-add-mkdirty-va_high_addr_switch.patch selftests-mm-fix-two-wformat-security-warnings-in-uffd-builds.patch selftests-mm-fix-a-possibly-uninitialized-warning-in-pkey-x86h.patch selftests-mm-fix-uffd-unit-testsc-build-failure-due-to-missing-madv_collapse.patch selftests-mm-move-psize-pshift-into-vm_utilsc.patch selftests-mm-move-uffd-routines-from-vm_utilc-to-uffd-commonc.patch documentation-kselftest-make-headers-is-a-prerequisite.patch selftests-error-out-if-kernel-header-files-are-not-yet-built.patch