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-rw-r--r--tools/testing/selftests/bpf/prog_tests/ringbuf.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/ringbuf.c b/tools/testing/selftests/bpf/prog_tests/ringbuf.c
index 254b25b8614c..c5be480a6ef6 100644
--- a/tools/testing/selftests/bpf/prog_tests/ringbuf.c
+++ b/tools/testing/selftests/bpf/prog_tests/ringbuf.c
@@ -92,7 +92,7 @@ static void ringbuf_subtest(void)
int page_size = getpagesize();
void *mmap_ptr, *tmp_ptr;
struct ring *ring;
- unsigned long avail_data, cons_pos, prod_pos;
+ unsigned long avail_data, ring_size, cons_pos, prod_pos;
skel = test_ringbuf_lskel__open();
if (CHECK(!skel, "skel_open", "skeleton open failed\n"))
@@ -187,6 +187,8 @@ static void ringbuf_subtest(void)
*/
avail_data = ring__avail_data_size(ring);
ASSERT_EQ(avail_data, 3 * rec_sz, "ring_avail_size");
+ ring_size = ring__size(ring);
+ ASSERT_EQ(ring_size, page_size, "ring_ring_size");
cons_pos = ring__consumer_pos(ring);
ASSERT_EQ(cons_pos, 0, "ring_cons_pos");
prod_pos = ring__producer_pos(ring);