[dpdk-dev] [PATCH 03/14] mlx4: fix TX for scattered mbufs with too many segments
Adrien Mazarguil
adrien.mazarguil at 6wind.com
Mon Nov 23 15:44:38 CET 2015
Buffers with too many segments are linearized to overcome
MLX4_PMD_SGE_WR_N, unfortunately the last segment is never sent.
Fixes: be11b35817e0 ("mlx4: move scattered Tx processing to helper function")
Signed-off-by: Jesper Wramberg <jesper.wramberg at gmail.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
---
drivers/net/mlx4/mlx4.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index f46a09e..75543bb 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -1195,6 +1195,8 @@ 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
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