ref-manual/variables.rst: document TESTSDK_SUITES

The TESTSDK_SUITES variable can be used to control the list of test
modules run with the testsdk class.

(From yocto-docs rev: fbc6db0ab525c7e46774c01fc595f30d6d0fe3c1)

Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/documentation/ref-manual/classes.rst b/documentation/ref-manual/classes.rst
index ee583fe9ba..7c2b4fb278 100644
--- a/documentation/ref-manual/classes.rst
+++ b/documentation/ref-manual/classes.rst
@@ -3069,6 +3069,9 @@ using the following::
 
    $ bitbake -c testsdk image
 
+The list of test modules that are run can be controlled with the
+:term:`TESTSDK_SUITES` variable.
+
 .. note::
 
    Best practices include using :term:`IMAGE_CLASSES` rather than