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authorMartin Kelly <martin.kelly@crowdstrike.com>2023-09-25 14:50:39 -0700
committerAndrii Nakryiko <andrii@kernel.org>2023-09-25 16:22:43 -0700
commitf3a01d385fbb9c76abfad8d104d08453f289e2d3 (patch)
tree2964171c1549bb46acff0abb8b77f5d19cf807ab
parent3b34d2972612299fb38ad7f3c2bc62c2d03237f3 (diff)
selftests/bpf: Add tests for ring__avail_data_size
Add test for the new API ring__avail_data_size. Signed-off-by: Martin Kelly <martin.kelly@crowdstrike.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20230925215045.2375758-9-martin.kelly@crowdstrike.com
-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 994a36a2b589..254b25b8614c 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 cons_pos, prod_pos;
+ unsigned long avail_data, cons_pos, prod_pos;
skel = test_ringbuf_lskel__open();
if (CHECK(!skel, "skel_open", "skeleton open failed\n"))
@@ -185,6 +185,8 @@ static void ringbuf_subtest(void)
/* verify getting this data directly via the ring object yields the same
* results
*/
+ avail_data = ring__avail_data_size(ring);
+ ASSERT_EQ(avail_data, 3 * rec_sz, "ring_avail_size");
cons_pos = ring__consumer_pos(ring);
ASSERT_EQ(cons_pos, 0, "ring_cons_pos");
prod_pos = ring__producer_pos(ring);