dpdk/dpdk-2.2.0_patches/0010-enic-fix-dma-addr-of-outgoing-packets.patch

   1 From c68ded695938b43682d4bd7dfaf40e5b267dfe3b Mon Sep 17 00:00:00 2001
   2 From: Yoann Desmouceaux <ydesmouc@cisco.com>
   3 Date: Fri, 19 Feb 2016 12:49:29 +0100
   4 Subject: [PATCH] enic: fix dma addr of outgoing packets
   5
   6 The enic PMD driver send function uses a constant offset instead of relying on the data_off in the mbuf to find the start of the packet.
   7
   8 Signed-off-by: Yoann Desmouceaux <ydesmouc@cisco.com>
   9 ---
  10  drivers/net/enic/enic_main.c | 2 +-
  11  1 file changed, 1 insertion(+), 1 deletion(-)
  12
  13 diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
  14 index 07a9810..f818c32 100644
  15 --- a/drivers/net/enic/enic_main.c
  16 +++ b/drivers/net/enic/enic_main.c
  17 @@ -166,7 +166,7 @@ void enic_send_pkt(struct enic *enic, struct vnic_wq *wq,
  18         uint16_t mss = 0;
  19         uint8_t vlan_tag_insert = 0;
  20         uint64_t bus_addr = (dma_addr_t)
  21 -           (tx_pkt->buf_physaddr + RTE_PKTMBUF_HEADROOM);
  22 +           (tx_pkt->buf_physaddr + tx_pkt->data_off);
  23
  24         if (sop) {
  25                 if (ol_flags & PKT_TX_VLAN_PKT)
  26 --
  27 2.1.4
  28