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From: Adrien Mazarguil <adrien.mazarguil@6wind.com>
To: dev@dpdk.org
Date: Mon, 23 Nov 2015 15:44:45 +0100
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Subject: [dpdk-dev] [PATCH 10/14] mlx5: fix TX for scattered mbufs with too
many segments
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Buffers with too many segments are linearized to overcome
MLX5_PMD_SGE_WR_N, unfortunately the last segment is never sent.
Fixes: 3ee8444608a9 ("mlx5: support scattered Rx and Tx")
Signed-off-by: Jesper Wramberg <jesper.wramberg@gmail.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
---
drivers/net/mlx5/mlx5_rxtx.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index 4c6ed32..80d0c97 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -325,6 +325,8 @@ tx_burst_sg(struct txq *txq, unsigned int segs, struct txq_elt *elt,
sge->length = size;
sge->lkey = txq->mr_linear->lkey;
sent_size += size;
+ /* Include last segment. */
+ segs++;
}
return (struct tx_burst_sg_ret){
.length = sent_size,
--
2.1.0