[ofw][patch] fix for receiving mcast and bcast

[Slava Strebkov]

Hi,

The following allows receiving of multicast over IPoIB by changing
Ethernet address.

Fixed problem with broadcast mac address. 

 

Index: ulp/ipoib/kernel/ipoib_port.c

===================================================================

--- ulp/ipoib/kernel/ipoib_port.c   (revision 1468)

+++ ulp/ipoib/kernel/ipoib_port.c (working copy)

@@ -2160,9 +2160,16 @@

            p_eth->hdr.src = p_src->mac;

            p_eth->hdr.dst = p_dst->mac;

 

-           if (p_dst->h_mcast) {

+          if ( p_eth->hdr.dst.addr[0] == 1 && 

+                      p_eth->hdr.type == ETH_PROT_TYPE_IP &&

+                      p_eth->hdr.dst.addr[2] == 0x5E)  

+          {

+                      p_eth->hdr.dst.addr[1] = 0;

+                      p_eth->hdr.dst.addr[3] = p_eth->hdr.dst.addr[3] &
0x7f;

+          }

+          if (p_dst->h_mcast)

                        p_dst->is_in_use = TRUE;

-           }

+

            IPOIB_EXIT( IPOIB_DBG_RECV );

            return IB_SUCCESS;

 }

 

 

Slava 

 

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