8ce72dc32578 ("selftests: fix headers_install circular dependency")
211929fd3f7c ("selftests: Fix test errors related to lib.mk khdr target")
f8cab69be0a8 ("Merge tag 'linux-kselftest-4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest")