<br><font size=2 face="sans-serif">Roland,</font>
<br>
<br><font size=2 face="sans-serif">Thanks for the quick response, and the
suggestions. See below:</font>
<br><font size=2><tt><br>
> > Machine: EM64T<br>
> > HCA : Mellanox Technologies
MT25208 InfiniHost III Ex (Tavor <br>
> > compatibility mode) (rev a0)<br>
> > Old Kernel: 2.6.14
New Kernel 2.6.15.6<br>
> > Old OpenIB revision: 3929 New
OpenIB revision: 5685<br>
> <br>
> Hmm, quite a lot has changed between those two revisions, but I<br>
> haven't heard of things breaking.<br>
> <br>
> Some things to try:<br>
> - Build with CONFIG_INFINIBAND_MTHCA_DEBUG turned on, and see
if<br>
> there's anything enlightening in the kernel log.<br>
> - Update your HCA FW to 4.7.400 -- it shouldn't matter but 4.6.0
has<br>
> a lot of known bugs so it can't hurt.<br>
> - Update to the latest svn rev, if you want to run svn drivers.
Or<br>
> you could try the stock drivers in 2.6.15.6.<br>
> - Try passing the option "fw_cmd_doorbell=0" when
loading ib_mthca.<br>
> Again, it shouldn't matter but maybe it does.</tt></font>
<br>
<br><font size=2><tt>I tried passing the option first, since it was the
simplest and quickest</tt></font>
<br><font size=2><tt>thing to try. It worked. The module now
loads successfully.</tt></font>
<br>
<br><font size=2><tt>I will look into updating the firmware as well, but
for now I can </tt></font>
<br><font size=2><tt>proceed with other testing.</tt></font>
<br><font size=2><tt><br>
> - Try a binary search of svn revisions between 3929 and 5685
to<br>
> figure out when the driver stopped working.<br>
> <br>
> - R.<br>
</tt></font>
<br><font size=2><tt>Don Albert</tt></font>
<br><font size=2><tt>Bull HN Information Systems</tt></font>
<br>