From: SeongJae Park sjpark@amazon.de

If 'CONFIG_KUNIT=m', letting kunit tests that do not support loadable module build depends on 'KUNIT' instead of 'KUNIT=y' result in compile errors. This commit updates the document for this.

Fixes: 9fe124bf1b77 ("kunit: allow kunit to be loaded as a module") Signed-off-by: SeongJae Park sjpark@amazon.de Reviewed-by: David Gow davidgow@google.com ---

Changes from v2 (https://lore.kernel.org/linux-kselftest/20201013063743.32179-1-sjpark@amazon...) - Fix a grammar issue (David Gow) - Add 'Reviewed-by: David Gow davidgow@google.com'

Changes from v1 (https://lore.kernel.org/linux-kselftest/20201012105420.5945-1-sjpark@amazon....) - Fix a typo (Marco Elver)

---

Documentation/dev-tools/kunit/start.rst | 2 +- Documentation/dev-tools/kunit/usage.rst | 5 +++++ 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/Documentation/dev-tools/kunit/start.rst b/Documentation/dev-tools/kunit/start.rst index d23385e3e159..454f307813ea 100644 --- a/Documentation/dev-tools/kunit/start.rst +++ b/Documentation/dev-tools/kunit/start.rst @@ -197,7 +197,7 @@ Now add the following to ``drivers/misc/Kconfig``:

config MISC_EXAMPLE_TEST bool "Test for my example" - depends on MISC_EXAMPLE && KUNIT + depends on MISC_EXAMPLE && KUNIT=y

and the following to ``drivers/misc/Makefile``:

diff --git a/Documentation/dev-tools/kunit/usage.rst b/Documentation/dev-tools/kunit/usage.rst index 961d3ea3ca19..62142a47488c 100644 --- a/Documentation/dev-tools/kunit/usage.rst +++ b/Documentation/dev-tools/kunit/usage.rst @@ -561,6 +561,11 @@ Once the kernel is built and installed, a simple

...will run the tests.

+.. note:: + Note that you should make sure your test depends on ``KUNIT=y`` in Kconfig + if the test does not support module build. Otherwise, it will trigger + compile errors if ``CONFIG_KUNIT`` is ``m``. + Writing new tests for other architectures -----------------------------------------