[PATCH 2/2] app/test-crypto-perf: fix dst_mbuf size calculation

[Suanming Mou]

If crypto device requires headroom and tailroom, the mbuf
of dst in out-of-place should reserve the headroom and
tailroom as well, otherwise there will be no enough room
for dst mbuf.

Fixes: bf9d6702eca9 ("app/crypto-perf: use single mempool")

Signed-off-by: Suanming Mou <suanmingm at nvidia.com>
---
 app/test-crypto-perf/cperf_test_common.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/test-crypto-perf/cperf_test_common.c b/app/test-crypto-perf/cperf_test_common.c
index 8faf832527..c773dd48df 100644
--- a/app/test-crypto-perf/cperf_test_common.c
+++ b/app/test-crypto-perf/cperf_test_common.c
@@ -229,7 +229,8 @@ cperf_alloc_common_memory(const struct cperf_options *options,
 				(mbuf_size * segments_nb);
 		params.dst_buf_offset = *dst_buf_offset;
 		/* Destination buffer will be one segment only */
-		obj_size += max_size + sizeof(struct rte_mbuf);
+		obj_size += max_size + sizeof(struct rte_mbuf) +
+			options->headroom_sz + options->tailroom_sz;
 	}
 
 	*pool = rte_mempool_create_empty(pool_name,
-- 
2.34.1