[dpdk-dev] [PATCH] net/null: do not touch mbuf next or nb segs on Rx

Ferruh Yigit ferruh.yigit at intel.com
Thu May 4 17:43:58 CEST 2017


mbuf next and nb_segs fields already have the default values when get
from mempool, no need to update them in PMD.

See: 8f094a9ac5d7 ("mbuf: set mbuf fields while in pool")

Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
Cc: Olivier Matz <olivier.matz at 6wind.com>
---
 drivers/net/null/rte_eth_null.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c
index abf3ec7..2c94339 100644
--- a/drivers/net/null/rte_eth_null.c
+++ b/drivers/net/null/rte_eth_null.c
@@ -139,8 +139,6 @@ eth_null_copy_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
 					packet_size);
 		bufs[i]->data_len = (uint16_t)packet_size;
 		bufs[i]->pkt_len = packet_size;
-		bufs[i]->nb_segs = 1;
-		bufs[i]->next = NULL;
 		bufs[i]->port = h->internals->port_id;
 	}
 
-- 
2.9.3



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