[dpdk-dev] [PATCH 2/3] ixgbe: use crc checksum disable flag

Paul Emmerich emmericp at net.in.tum.de
Mon Feb 15 17:55:24 CET 2016


Signed-off-by: Paul Emmerich <emmericp at net.in.tum.de>
---
 lib/librte_pmd_ixgbe/ixgbe_rxtx.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 57c9430..800e224 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -730,8 +730,9 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 		 * are only set in the last Data Descriptor:
 		 *   - IXGBE_TXD_CMD_RS
 		 */
-		cmd_type_len = IXGBE_ADVTXD_DTYP_DATA |
-			IXGBE_ADVTXD_DCMD_IFCS | IXGBE_ADVTXD_DCMD_DEXT;
+		cmd_type_len = IXGBE_ADVTXD_DTYP_DATA | IXGBE_ADVTXD_DCMD_DEXT;
+		if (!(ol_flags & PKT_TX_NO_CRC_CSUM))
+			cmd_type_len |= IXGBE_ADVTXD_DCMD_IFCS;
 
 #ifdef RTE_LIBRTE_IEEE1588
 		if (ol_flags & PKT_TX_IEEE1588_TMST)
-- 
1.9.1



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