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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Hi,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>The attached test was compiled and run on
server 2003 x64 and server 2008 x86.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I used IPoIB without your patch, as is.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I got at the end <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Pass percentage: 100.000000 on both sides,
which mean no problem (Am I right?).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>We changed <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> mcast_req.member_rec.mgid.raw[12] = mac.addr[1];<br>
instead of<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>mcast_req.member_rec.mgid.raw[12] = 0;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>to avoid different IP to be mapped onto same mac.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Using igmpv3 is not recommended since IB join is always made
on 224.0.0.22, but not to actual mcast group (e.g. 239.0.0.2).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>In our tests we force the servers to use igmp v2.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Please check same test with igmp v2 on both sides.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Slava<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=3 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Tzachi Dar
[mailto:tzachid@mellanox.co.il] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, November 03, 2008
7:20 PM<br>
<b><span style='font-weight:bold'>To:</span></b> ofw@lists.openfabrics.org;
Slava Strebkov<br>
<b><span style='font-weight:bold'>Subject:</span></b> FW: Problem on multicast
flow</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<div>
<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>Resending without the executables attached
(due to antivirus enforcement)</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>Any one who wants the executables please
call me directly.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>Thanks</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>Tzachi</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=3 width="100%" align=center tabIndex=-1>
</span></font></div>
<p class=MsoNormal style='margin-bottom:12.0pt'><b><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Tzachi
Dar <br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, November 03, 2008
7:16 PM<br>
<b><span style='font-weight:bold'>To:</span></b> ofw@lists.openfabrics.org;
'slavas@voltaire.com'<br>
<b><span style='font-weight:bold'>Subject:</span></b> Problem on multicast flow</span></font><o:p></o:p></p>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi Voltaire and anyone who can help !</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>On the last day we have been working on a problem of a
simple multicast test that doesn't work.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Test is attached at the end of the mail.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This test has used to work in the past but not any more.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Looking at the current state of things, it seems that changes
that were done on chekin 1450</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>are the root of the problem.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>It seems that the mechanism that maps Mac addresses and ip
addresses into IB multicast was broken.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This was done when ipoib_port_join_mcast has changed from:</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> mcast_req.member_rec.mgid.raw[12] <font
color=red><span style='color:red'>= 0;//mac.addr[1];<br>
</span></font> mcast_req.member_rec.mgid.raw[13] = mac.addr[3];<br>
mcast_req.member_rec.mgid.raw[14] = mac.addr[4];<br>
mcast_req.member_rec.mgid.raw[15] = mac.addr[5];</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>to <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> mcast_req.member_rec.mgid.raw[12] = mac.addr[1];<br>
mcast_req.member_rec.mgid.raw[13] = mac.addr[3];<br>
mcast_req.member_rec.mgid.raw[14] = mac.addr[4];<br>
mcast_req.member_rec.mgid.raw[15] = mac.addr[5];</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>It seems that now mac_addr[1] is not always 0 as it used to
be. Instead this data is being taken from the ip addresses.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>More than that, it seems that on the function
ipoib_refresh_mcast the lines </span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> if ( ( p_mac_array[i].addr[0] == 1
&& p_mac_array[i].addr[1] == 0 && p_mac_array[i].addr[2] ==
0x5e &&<br>
p_mac_array[i].addr[3] == 0 &&
p_mac_array[i].addr[4] == 0 && p_mac_array[i].addr[5] == 1 ) ||<br>
!( p_mac_array[i].addr[0] == 1 &&
p_mac_array[i].addr[1] == 0 && p_mac_array[i].addr[2] == 0x5e )</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>that were added actually means that for normal multicast
addresses (starting with 01-00-5e) no multicast group will be created.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>The attached patch, fixes my specific test, but might cause
problems to other scenarios. It is not a fix, but rather trying to show the
problem more clearly.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>A few more interesting points:</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>1) IP multicast addresses are wider than Mac addresses. We
need to decide what encoding we want to use. see <a
href="http://www.microsoft.com/technet/prodtechnol/windows2000serv/reskit/intwork/inaf_mul_wrfn.mspx?mfr=true">http://www.microsoft.com/technet/prodtechnol/windows2000serv/reskit/intwork/inaf_mul_wrfn.mspx?mfr=true</a> for
example.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Please note that it might be that some ip multicast address
will have to share the same Mac addresses.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>2) On the same machine when running on Broadcom cards IGMP<font
color=red><span style='color:red'> v2</span></font> is used. On ipoib cards
IGMP <font color=red><span style='color:red'>v3</span></font> is used</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>To run the test:</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>reciver: mcastrcv.exe 11.4.12.85 19007 239.0.0.2 25 406 99</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>sender: mcastsnd.exe 11.4.12.86 19007 239.0.0.2 25 406 100</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Please replace the ip 11.4.12.85/6 with the local IPOIB
addreses.</span></font><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Index: ipoib_adapter.c<br>
===================================================================<br>
--- ipoib_adapter.c (revision 3408)<br>
+++ ipoib_adapter.c (working copy)<br>
@@ -817,6 +817,18 @@<br>
uint8_t i, j;<br>
ipoib_port_t *p_port = NULL;<br>
<br>
+ for (i=0; i< num_macs; i++) {<br>
+ DbgPrint("entry %d, mac =
%d-%d-%d-%d-%d-%d\n", i, <br>
+
p_mac_array[i].addr[0],<br>
+
p_mac_array[i].addr[1],<br>
+
p_mac_array[i].addr[2],<br>
+
p_mac_array[i].addr[3],<br>
+
p_mac_array[i].addr[4],<br>
+ p_mac_array[i].addr[5]<br>
+ );<br>
+ }<br>
+<br>
+<br>
IPOIB_ENTER( IPOIB_DBG_MCAST );<br>
cl_obj_lock( &p_adapter->obj );<br>
if( p_adapter->state == IB_PNP_PORT_ACTIVE )<br>
@@ -859,11 +871,15 @@<br>
<br>
if( j != p_adapter->mcast_array_size )<br>
continue;<br>
+/*<br>
if ( ( p_mac_array[i].addr[0] == 1 &&
p_mac_array[i].addr[1] == 0 && p_mac_array[i].addr[2] == 0x5e
&&<br>
p_mac_array[i].addr[3] == 0
&& p_mac_array[i].addr[4] == 0 && p_mac_array[i].addr[5] == 1 )
||<br>
!( p_mac_array[i].addr[0] == 1 &&
p_mac_array[i].addr[1] == 0 && p_mac_array[i].addr[2] == 0x5e )<br>
- )<br>
+ )*/<br>
+ <br>
{<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR,IPOIB_DBG_OID,("\n"));<br>
+ <br>
ipoib_port_join_mcast( p_port, p_mac_array[i],
IB_MC_REC_STATE_FULL_MEMBER );<br>
}<br>
}<br>
@@ -877,6 +893,8 @@<br>
if( p_port )<br>
ipoib_port_deref( p_port, ref_refresh_mcast );<br>
<br>
+DbgPrint("ipoib_refresh_mcast exiting\n");<br>
+<br>
IPOIB_EXIT( IPOIB_DBG_MCAST );<br>
}<br>
<br>
@@ -1109,6 +1127,7 @@<br>
/* Join all programmed multicast groups. */<br>
for( i = 0; i < p_adapter->mcast_array_size; i++ )<br>
{<br>
+ IPOIB_PRINT(
TRACE_LEVEL_ERROR,IPOIB_DBG_OID,("\n"));<br>
ipoib_port_join_mcast(<br>
p_adapter->p_port,
p_adapter->mcast_array[i] ,IB_MC_REC_STATE_FULL_MEMBER);<br>
}<br>
Index: ipoib_driver.c<br>
===================================================================<br>
--- ipoib_driver.c (revision 3408)<br>
+++ ipoib_driver.c (working copy)<br>
@@ -1731,24 +1731,25 @@<br>
<br>
/* Required Ethernet operational characteristics */<br>
case OID_802_3_MULTICAST_LIST:<br>
+
DbgPrint("OID_802_3_MULTICAST_LIST called\n");<br>
IPOIB_PRINT(TRACE_LEVEL_INFORMATION, IPOIB_DBG_OID,<br>
("Port %d received set for
OID_802_3_MULTICAST_LIST\n", port_num) );<br>
if( info_buf_len > MAX_MCAST * sizeof(mac_addr_t) )<br>
{<br>
- IPOIB_PRINT( TRACE_LEVEL_INFORMATION,IPOIB_DBG_OID,<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR,IPOIB_DBG_OID,<br>
("Port %d OID_802_3_MULTICAST_LIST -
Multicast list full.\n", port_num) );<br>
status = NDIS_STATUS_MULTICAST_FULL;<br>
*p_bytes_needed = MAX_MCAST * sizeof(mac_addr_t);<br>
}<br>
else if( info_buf_len % sizeof(mac_addr_t) )<br>
{<br>
- IPOIB_PRINT( TRACE_LEVEL_INFORMATION,IPOIB_DBG_OID,<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR,IPOIB_DBG_OID,<br>
("Port %d OID_802_3_MULTICAST_LIST - Invalid
input buffer.\n", port_num) );<br>
status = NDIS_STATUS_INVALID_DATA;<br>
}<br>
else if( !info_buf && info_buf_len )<br>
{<br>
- IPOIB_PRINT( TRACE_LEVEL_INFORMATION,IPOIB_DBG_OID,<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR,IPOIB_DBG_OID,<br>
("Port %d OID_802_3_MULTICAST_LIST - Invalid
input buffer.\n", port_num) );<br>
status = NDIS_STATUS_INVALID_DATA;<br>
}<br>
Index: ipoib_port.c<br>
===================================================================<br>
--- ipoib_port.c (revision 3411)<br>
+++ ipoib_port.c (working copy)<br>
@@ -3243,7 +3243,7 @@<br>
<br>
IPOIB_ENTER( IPOIB_DBG_SEND );<br>
<br>
- IPOIB_PRINT( TRACE_LEVEL_INFORMATION, IPOIB_DBG_MCAST,<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR, IPOIB_DBG_MCAST,<br>
("buf_len = %d,iph_options_size =
%d\n",(int)buf_len,(int)iph_options_size ) );<br>
<br>
if( !buf_len )<br>
@@ -3265,6 +3265,7 @@<br>
("Failed to query IGMPv2 header
buffer.\n") );<br>
return NDIS_STATUS_FAILURE;<br>
}<br>
+ CL_ASSERT(iph_options_size >= buf_len);<br>
iph_options_size-=buf_len;<br>
}<br>
<br>
@@ -3312,8 +3313,10 @@<br>
Change type of mcast endpt to SEND_RECV endpt. So mcast
garbage collector <br>
will not delete this mcast endpt.<br>
*/<br>
- IPOIB_PRINT( TRACE_LEVEL_INFORMATION, IPOIB_DBG_MCAST,<br>
- ("Catched IGMP_V2_MEMBERSHIP_REPORT message\n") );<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR, IPOIB_DBG_MCAST,<br>
+ ("Catched IGMP_V2_MEMBERSHIP_REPORT message fake_addr =
%d-%d-%d-%d-%d-%d\n",<br>
+ fake_mcast_mac.addr[0], fake_mcast_mac.addr[1],
fake_mcast_mac.addr[2],<br>
+ fake_mcast_mac.addr[3], fake_mcast_mac.addr[4],
fake_mcast_mac.addr[5]) );<br>
endpt_status = __endpt_mgr_ref( p_port, fake_mcast_mac,
&p_endpt );<br>
if ( p_endpt )<br>
{<br>
@@ -3347,7 +3350,7 @@<br>
break;<br>
<br>
default:<br>
- IPOIB_PRINT( TRACE_LEVEL_INFORMATION, IPOIB_DBG_MCAST,<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR, IPOIB_DBG_MCAST,<br>
("Send Unknown IGMP
message: 0x%x \n", p_igmp_v2_hdr->type ) );<br>
break;<br>
}<br>
@@ -3815,6 +3818,7 @@<br>
if( status == NDIS_STATUS_NO_ROUTE_TO_DESTINATION &&<br>
ETH_IS_MULTICAST( p_eth_hdr->dst.addr ) )<br>
{<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR,IPOIB_DBG_OID,("\n"));<br>
if( ipoib_port_join_mcast( p_port, p_eth_hdr->dst, <br>
IB_MC_REC_STATE_FULL_MEMBER) == IB_SUCCESS )<br>
{<br>
@@ -4248,6 +4252,7 @@<br>
<br>
if( ETH_IS_MULTICAST( p_eth_hdr->dst.addr ) )<br>
{<br>
+ IPOIB_PRINT(
TRACE_LEVEL_ERROR,IPOIB_DBG_OID,("\n"));<br>
if( ipoib_port_join_mcast( p_port,
p_eth_hdr->dst,<br>
IB_MC_REC_STATE_FULL_MEMBER) == IB_SUCCESS
)<br>
{<br>
@@ -5894,6 +5899,12 @@<br>
<br>
IPOIB_ENTER( IPOIB_DBG_MCAST );<br>
<br>
+ IPOIB_PRINT( TRACE_LEVEL_ERROR,IPOIB_DBG_OID,<br>
+ ("ipoib_port_join_mcast called MAC %d-%d-%d-%d-%d-%d
\n", <br>
+ mac.addr[0], mac.addr[1], mac.addr[2], <br>
+ mac.addr[3], mac.addr[4], mac.addr[5] ) );<br>
+<br>
+<br>
switch( __endpt_mgr_ref( p_port, mac, &p_endpt ) )<br>
{<br>
case NDIS_STATUS_NO_ROUTE_TO_DESTINATION:<br>
@@ -5929,7 +5940,8 @@<br>
* 24 lower bits of that network-byte-ordered value (assuming
MSb<br>
* is zero) and 4 lsb bits of the first byte of IP address.<br>
*/<br>
- mcast_req.member_rec.mgid.raw[12] = mac.addr[1];<br>
+CL_ASSERT(mac.addr[1] == 0 || mac.addr[1] == 128);<br>
+ mcast_req.member_rec.mgid.raw[12] = 0;//mac.addr[1];<br>
mcast_req.member_rec.mgid.raw[13] = mac.addr[3];<br>
mcast_req.member_rec.mgid.raw[14] = mac.addr[4];<br>
mcast_req.member_rec.mgid.raw[15] = mac.addr[5];<o:p></o:p></span></font></p>
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