LSO header length should not be subtracted from MSS
Signed-off by: Alexander Naslednikov (xalex at mellanox.co.il)
Index: B:/users/xalex/MLNX_VPI_trunk/hw/mlx4/kernel/bus/ib/qp.c
===================================================================
--- B:/users/xalex/MLNX_VPI_trunk/hw/mlx4/kernel/bus/ib/qp.c (revision
7502)
+++ B:/users/xalex/MLNX_VPI_trunk/hw/mlx4/kernel/bus/ib/qp.c (revision
7503)
@@ -1899,7 +1899,7 @@
/* make sure LSO header is written before overwriting stamping
*/
wmb();
- wqe->mss_hdr_size = cpu_to_be32((wr->dgrm.ud.mss -
wr->dgrm.ud.hlen) << 16 |
+ wqe->mss_hdr_size = cpu_to_be32((wr->dgrm.ud.mss) << 16 |
wr->dgrm.ud.hlen);
return 0;
Alexander (XaleX) Naslednikov
SW Networking Team
Mellanox Technologies
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