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-rw-r--r--tests/virtio-blk-test.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/tests/virtio-blk-test.c b/tests/virtio-blk-test.c
index 04c608764b..0739498da7 100644
--- a/tests/virtio-blk-test.c
+++ b/tests/virtio-blk-test.c
@@ -144,7 +144,20 @@ static uint64_t virtio_blk_request(QGuestAllocator *alloc, QVirtioDevice *d,
uint64_t addr;
uint8_t status = 0xFF;
- g_assert_cmpuint(data_size % 512, ==, 0);
+ switch (req->type) {
+ case VIRTIO_BLK_T_IN:
+ case VIRTIO_BLK_T_OUT:
+ g_assert_cmpuint(data_size % 512, ==, 0);
+ break;
+ case VIRTIO_BLK_T_DISCARD:
+ case VIRTIO_BLK_T_WRITE_ZEROES:
+ g_assert_cmpuint(data_size %
+ sizeof(struct virtio_blk_discard_write_zeroes), ==, 0);
+ break;
+ default:
+ g_assert_cmpuint(data_size, ==, 0);
+ }
+
addr = guest_alloc(alloc, sizeof(*req) + data_size);
virtio_blk_fix_request(d, req);