[dpdk-dev] [PATCH] crypto/qat: optimisation of request copy

Fiona Trahe (fiona.trahe@intel.com) fiona.trahe at intel.com
Thu Aug 4 14:00:15 CEST 2016


From: Fiona Trahe <fiona.trahe at intel.com>

using rte_mov128 instead of structure assignment to copy
template request from session context into request

Signed-off-by: Fiona Trahe <fiona.trahe at intel.com>

---
 drivers/crypto/qat/qat_crypto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/qat/qat_crypto.c b/drivers/crypto/qat/qat_crypto.c
index e2a501b..ff0c691 100644
--- a/drivers/crypto/qat/qat_crypto.c
+++ b/drivers/crypto/qat/qat_crypto.c
@@ -832,7 +832,7 @@ qat_write_hw_desc_entry(struct rte_crypto_op *op, uint8_t *out_msg)
 
 	ctx = (struct qat_session *)op->sym->session->_private;
 	qat_req = (struct icp_qat_fw_la_bulk_req *)out_msg;
-	*qat_req = ctx->fw_req;
+	rte_mov128((uint8_t *)qat_req, (const uint8_t *)&(ctx->fw_req));
 	qat_req->comn_mid.opaque_data = (uint64_t)(uintptr_t)op;
 
 	qat_req->comn_mid.dst_length =
-- 
2.1.0



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