On Thu, 21 Mar 2024 at 22:32, Scott Mayhew <[email protected]> wrote: > > Commit c72a870926c2 added a mutex to prevent kunit tests from running > concurrently. Unfortunately that mutex gets locked during module load > regardless of whether the module actually has any kunit tests. This > causes a problem for kunit tests that might need to load other kernel > modules (e.g. gss_krb5_test loading the camellia module). > > So check to see if there are actually any tests to run before locking > the kunit_run_lock mutex. > > Fixes: c72a870926c2 ("kunit: add ability to run tests after boot using > debugfs") > Reported-by: Nico Pache <[email protected]> > Signed-off-by: Scott Mayhew <[email protected]> > ---
Thanks, this works well here, and is a good idea anyway. Reviewed-by: David Gow <[email protected]> Cheers, -- David > lib/kunit/test.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/lib/kunit/test.c b/lib/kunit/test.c > index 1d1475578515..b8514dbb337c 100644 > --- a/lib/kunit/test.c > +++ b/lib/kunit/test.c > @@ -712,6 +712,9 @@ int __kunit_test_suites_init(struct kunit_suite * const * > const suites, int num_ > { > unsigned int i; > > + if (num_suites == 0) > + return 0; > + > if (!kunit_enabled() && num_suites > 0) { > pr_info("kunit: disabled\n"); > return 0; > -- > 2.43.0 >
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