diff options
| author | Dmitry Kravkov | 2013-03-21 16:38:24 +0100 |
|---|---|---|
| committer | David S. Miller | 2013-03-22 15:23:34 +0100 |
| commit | e287a75c6806892c0180005c462cd3be5cf93611 (patch) | |
| tree | c6e4c7d3054e9c04defb941de2c782aac0800cae /drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | |
| parent | virtio: remove obsolete virtqueue_get_queue_index() (diff) | |
| download | kernel-qcow2-linux-e287a75c6806892c0180005c462cd3be5cf93611.tar.gz kernel-qcow2-linux-e287a75c6806892c0180005c462cd3be5cf93611.tar.xz kernel-qcow2-linux-e287a75c6806892c0180005c462cd3be5cf93611.zip | |
bnx2x: increase inner ip id during encapsulated tso
57712/578xx devices during handling of encapsulated TSO can
properly increase ip id for only one ip header.
The patch selects inner header to be increased.
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
CC: Eilon Greenstein <eilong@broadcom.com>
CC: Ariel Elior <ariele@broadcom.com>
CC: Maciej Zenczykowski <maze@google.com>
CC: Jesse Gross <jesse@nicira.com>
Reported-by: Eric Dumazet <edumazet@google.com>
Tested-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 3f5cd7c9f103..352e58ede4d5 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -3464,30 +3464,28 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, u16 *global_data, u32 xmit_type) { - u16 inner_hlen_w = 0; + u16 hlen_w = 0; u8 outerip_off, outerip_len = 0; - - /* IP len */ - inner_hlen_w = (skb_inner_transport_header(skb) - - skb_inner_network_header(skb)) >> 1; + /* from outer IP to transport */ + hlen_w = (skb_inner_transport_header(skb) - + skb_network_header(skb)) >> 1; /* transport len */ if (xmit_type & XMIT_CSUM_TCP) - inner_hlen_w += inner_tcp_hdrlen(skb) >> 1; + hlen_w += inner_tcp_hdrlen(skb) >> 1; else - inner_hlen_w += sizeof(struct udphdr) >> 1; + hlen_w += sizeof(struct udphdr) >> 1; - pbd2->fw_ip_hdr_to_payload_w = inner_hlen_w; + pbd2->fw_ip_hdr_to_payload_w = hlen_w; if (xmit_type & XMIT_CSUM_ENC_V4) { - struct iphdr *iph = inner_ip_hdr(skb); - + struct iphdr *iph = ip_hdr(skb); pbd2->fw_ip_csum_wo_len_flags_frag = bswab16(csum_fold((~iph->check) - iph->tot_len - iph->frag_off)); } else { pbd2->fw_ip_hdr_to_payload_w = - inner_hlen_w - ((sizeof(struct ipv6hdr)) >> 1); + hlen_w - ((sizeof(struct ipv6hdr)) >> 1); } pbd2->tcp_send_seq = bswab32(inner_tcp_hdr(skb)->seq); @@ -3495,7 +3493,7 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, pbd2->tcp_flags = pbd_tcp_flags(inner_tcp_hdr(skb)); if (xmit_type & XMIT_GSO_V4) { - pbd2->hw_ip_id = bswab16(ip_hdr(skb)->id); + pbd2->hw_ip_id = bswab16(inner_ip_hdr(skb)->id); pbd_e2->data.tunnel_data.pseudo_csum = bswab16(~csum_tcpudp_magic( |