[PATCH] Documentation: kunit: Update description of --alltests option

From: David Gow
Date: Sat Oct 01 2022 - 02:47:06 EST

kunit_tool's --alltests option was changed in commit
980ac3ad0512 ("kunit: tool: rename all_test_uml.config, use it for --alltests")
to use a manually curated list of architecture-indpendent Kconfig
options, rather than attempting to use make allyesconfig on UML, which
was broken.

Update the kunit_tool documentation to reflect the new behaviour of

Signed-off-by: David Gow <davidgow@xxxxxxxxxx>
Documentation/dev-tools/kunit/run_wrapper.rst | 17 +++++++++--------
1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/Documentation/dev-tools/kunit/run_wrapper.rst b/Documentation/dev-tools/kunit/run_wrapper.rst
index 6b33caf6c8ab..dafe8eb28d30 100644
--- a/Documentation/dev-tools/kunit/run_wrapper.rst
+++ b/Documentation/dev-tools/kunit/run_wrapper.rst
@@ -251,14 +251,15 @@ command line arguments:
compiling a kernel (using ``build`` or ``run`` commands). For example:
to enable compiler warnings, we can pass ``--make_options W=1``.

-- ``--alltests``: Builds a UML kernel with all config options enabled
- using ``make allyesconfig``. This allows us to run as many tests as
- possible.
- .. note:: It is slow and prone to breakage as new options are
- added or modified. Instead, enable all tests
- which have satisfied dependencies by adding
- ``CONFIG_KUNIT_ALL_TESTS=y`` to your ``.kunitconfig``.
+- ``--alltests``: Enable a predefined set of options in order to build
+ as many tests as possible.
+ .. note:: The list of enabled options can be found in
+ ``tools/testing/kunit/configs/all_tests.config``.
+ If you only want to enable all tests with otherwise satisfied
+ dependencies, instead add ``CONFIG_KUNIT_ALL_TESTS=y`` to your
+ ``.kunitconfig``.

- ``--kunitconfig``: Specifies the path or the directory of the ``.kunitconfig``
file. For example: