On Tue, Sep 10, 2024 at 03:17:10PM +0200, Vlastimil Babka wrote:
> On 9/9/24 03:29, Feng Tang wrote:
> > KFENCE_TEST_REQUIRES macro is convenient for judging if a prerequisite of a
> > test case exists. Lift it into kunit/test.h so that all kunit test cases
> > can benefit from it.
> >
> > Signed-off-by: Feng Tang <feng.tang@xxxxxxxxx>
>
> I think you should have Cc'd kunit and kfence maintainers on this one.
> But if that's necessary depends on the review for patch 5...
I added Marco Elver, Shuah Khan, David Gow and kasan-dev@xxxxxxxxxxxxxxxx
for kence and kunit review. That should be incomplete, will add more in
next verion. Thanks for the reminder!
- Feng
>
> > ---
> > include/kunit/test.h | 6 ++++++
> > mm/kfence/kfence_test.c | 9 ++-------
> > 2 files changed, 8 insertions(+), 7 deletions(-)
> >
> > diff --git a/include/kunit/test.h b/include/kunit/test.h
> > index 5ac237c949a0..8a8027e10b89 100644
> > --- a/include/kunit/test.h
> > +++ b/include/kunit/test.h
> > @@ -643,6 +643,12 @@ void __printf(2, 3) kunit_log_append(struct string_stream *log, const char *fmt,
> > WRITE_ONCE(test->last_seen.line, __LINE__); \
> > } while (0)
> >
> > +#define KUNIT_TEST_REQUIRES(test, cond) do { \
> > + if (!(cond)) \
> > + kunit_skip((test), "Test requires: " #cond); \
> > +} while (0)
> > +
> > +
> > /**
> > * KUNIT_SUCCEED() - A no-op expectation. Only exists for code clarity.
> > * @test: The test context object.
> > diff --git a/mm/kfence/kfence_test.c b/mm/kfence/kfence_test.c
> > index 00fd17285285..5dbb22c8c44f 100644
> > --- a/mm/kfence/kfence_test.c
> > +++ b/mm/kfence/kfence_test.c
> > @@ -32,11 +32,6 @@
> > #define arch_kfence_test_address(addr) (addr)
> > #endif
> >
> > -#define KFENCE_TEST_REQUIRES(test, cond) do { \
> > - if (!(cond)) \
> > - kunit_skip((test), "Test requires: " #cond); \
> > -} while (0)
> > -
> > /* Report as observed from console. */
> > static struct {
> > spinlock_t lock;
> > @@ -561,7 +556,7 @@ static void test_init_on_free(struct kunit *test)
> > };
> > int i;
> >
> > - KFENCE_TEST_REQUIRES(test, IS_ENABLED(CONFIG_INIT_ON_FREE_DEFAULT_ON));
> > + KUNIT_TEST_REQUIRES(test, IS_ENABLED(CONFIG_INIT_ON_FREE_DEFAULT_ON));
> > /* Assume it hasn't been disabled on command line. */
> >
> > setup_test_cache(test, size, 0, NULL);
> > @@ -609,7 +604,7 @@ static void test_gfpzero(struct kunit *test)
> > int i;
> >
> > /* Skip if we think it'd take too long. */
> > - KFENCE_TEST_REQUIRES(test, kfence_sample_interval <= 100);
> > + KUNIT_TEST_REQUIRES(test, kfence_sample_interval <= 100);
> >
> > setup_test_cache(test, size, 0, NULL);
> > buf1 = test_alloc(test, size, GFP_KERNEL, ALLOCATE_ANY);
>
