[PATCH v1 5/6] liburing: add large CQE tests to nop test

Stefan Roesch
2022-04-19T20:58:37Z

This adds two test cases for large CQE's:
- Single NOP test, which checks that the new extra1 and extra2 fields
are set.
- Multiple NOP submission test which also checks for the new fields.

Signed-off-by: Stefan Roesch <shr@fb.com>
---
test/nop.c | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)

diff --git a/test/nop.c b/test/nop.c
index d477a1b..0d9bb90 100644
--- a/test/nop.c
+++ b/test/nop.c
@@ -19,6 +19,7 @@ static int test_single_nop(struct io_uring *ring)
struct io_uring_cqe *cqe;
struct io_uring_sqe *sqe;
int ret;
+ bool cqe32 = (ring->flags & IORING_SETUP_CQE32);

sqe = io_uring_get_sqe(ring);
if (!sqe) {
@@ -27,6 +28,10 @@ static int test_single_nop(struct io_uring *ring)
}

io_uring_prep_nop(sqe);
+ if (cqe32) {
+ sqe->addr = 1234;
+ sqe->addr2 = 5678;
+ }
sqe->user_data = ++seq;

ret = io_uring_submit(ring);
@@ -44,6 +49,17 @@ static int test_single_nop(struct io_uring *ring)
fprintf(stderr, "Unexpected 0 user_data\n");
goto err;
}
+ if (cqe32) {
+ if (cqe->b[0].extra1 != 1234) {
+ fprintf(stderr, "Unexpected extra1\n");
+ goto err;
+
+ }
+ if (cqe->b[0].extra2 != 5678) {
+ fprintf(stderr, "Unexpected extra2\n");
+ goto err;
+ }
+ }
io_uring_cqe_seen(ring, cqe);
return 0;
err:
@@ -55,6 +71,7 @@ static int test_barrier_nop(struct io_uring *ring)
struct io_uring_cqe *cqe;
struct io_uring_sqe *sqe;
int ret, i;
+ bool cqe32 = (ring->flags & IORING_SETUP_CQE32);

for (i = 0; i < 8; i++) {
sqe = io_uring_get_sqe(ring);
@@ -66,6 +83,10 @@ static int test_barrier_nop(struct io_uring *ring)
io_uring_prep_nop(sqe);
if (i == 4)
sqe->flags = IOSQE_IO_DRAIN;
+ if (cqe32) {
+ sqe->addr = 1234;
+ sqe->addr2 = 5678;
+ }
sqe->user_data = ++seq;
}

@@ -88,6 +109,16 @@ static int test_barrier_nop(struct io_uring *ring)
fprintf(stderr, "Unexpected 0 user_data\n");
goto err;
}
+ if (cqe32) {
+ if (cqe->b[0].extra1 != 1234) {
+ fprintf(stderr, "Unexpected extra1\n");
+ goto err;
+ }
+ if (cqe->b[0].extra2 != 5678) {
+ fprintf(stderr, "Unexpected extra2\n");
+ goto err;
+ }
+ }
io_uring_cqe_seen(ring, cqe);
}

--
2.30.2