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<TITLE> OFED 1.2.c-11 is available</TITLE>
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<P><FONT SIZE=2 FACE="Courier New">Hi All,</FONT>
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<P><FONT SIZE=2 FACE="Courier New">OFED 1.2.c-11 is available now on the OFA server under: </FONT><A HREF="http://www.openfabrics.org/builds/connectx/release/"><U><FONT COLOR="#0000FF" SIZE=2 FACE="Courier New">http://www.openfabrics.org/builds/connectx/release/</FONT></U></A>
<BR><FONT SIZE=2 FACE="Courier New">Note: This release supports FW 2.1.000 that is available on Mellanox web site for download </FONT>
<BR><FONT SIZE=2 FACE="Courier New"> and FW 2.2.0 that will be released soon</FONT>
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<P><FONT SIZE=2 FACE="Courier New">Supported Platforms and Operating Systems</FONT>
<BR><FONT SIZE=2 FACE="Courier New">=========================================</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o CPU architectures:</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - x86_64</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - x86</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - ppc64</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - ia64</FONT>
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<P><FONT SIZE=2 FACE="Courier New">o Linux Operating Systems:</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - RedHat EL4 up3: 2.6.9-34.ELsmp</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - RedHat EL4 up4: 2.6.9-42.ELsmp</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - RedHat EL4 up5: 2.6.9-55.ELsmp</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - RedHat EL5: 2.6.18-8.el5</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - SLES10: 2.6.16.21-0.8-smp</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - kernel.org: 2.6.20.x and 2.6.22.x</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> - SLES10 SP1: 2.6.16.46-0.12-smp (partially tested)<B></B></FONT>
</P>
<P><FONT SIZE=2 FACE="Courier New">Main changes from OFED 1.2.c-10:</FONT>
<BR><FONT SIZE=2 FACE="Courier New">================================</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- Merged all 1.2 branch patches to 1.2.c</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- mad: Fix address handle leak in mad_rmpp</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- mlx4</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Added support for interrupt moderation for create cq to support ipoib.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Display the following device information via sysfs: board_id, fw_ver,</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> hw_rev and hca_type. As a result ibstat presenting all entries.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fixed destroy special QPs.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fixed the work completion opcode for RDMA_READ operation</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- opensm: </FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Sets the time a packet can live in the Head of Queue of a port that</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> drives a CA port to approximately 1 second.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Number of dropped packets due to HOQ that will stall the CA was increased </FONT>
<BR><FONT SIZE=2 FACE="Courier New"> to 7 (instead of 1).</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- IPoIB:</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Add interrupt moderation support for IPoIB UD</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- NAPI is available using a module parameter</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fixed a leak in ipoib_transport_dev_init</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fixed kernel oops in IPoIB download</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- New MVAPICH package (mvapich-0.9.9-1451):</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- mpirun_rsh fixes:</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> * Check that we do not overflow command line size</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> * better handling for accept</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fix for memory allocations whose size is bigger than 2^31-1</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fix for multiple communicator problem</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Fix for MPI_Finalize segmentation fault</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- RDS:</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- rds_poll() always returns POLLOUT. If you try to send and get</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> EWOULDBLOCK because the remote receiver is congested then you don't get</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> to wait for POLLOUT to be raised before sending again -- it's always</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> raised. This is worked around by implementing some kind of exponential</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> back-off while retrying the send. This can be done by increasing the</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> timeout given to poll(). At each poll() timeout expiry the send is</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> tried again.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Set max send and receive scatter/gather list size to 2 in the QP attributes.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> The second sge used for RDS header.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Added rs_poll_flag to rds_socket structure to indicate the back pressure</FONT>
<BR> <FONT SIZE=2 FACE="Courier New"> status and send space availability.</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Added MODULE_VERSION.</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- ehca:</FONT>
<BR> <FONT SIZE=2 FACE="Courier New">- Added support for RHEL4 up5</FONT>
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<P><FONT SIZE=2 FACE="Courier New">Tested ULPs</FONT>
<BR><FONT SIZE=2 FACE="Courier New">===========</FONT>
<BR><FONT SIZE=2 FACE="Courier New">The following ULPs are tested:</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o OpenSM</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o MPI (MVAPICH and Open MPI)</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o IPoIB UD and CM</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o SDP</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o SRP</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o iSER</FONT>
<BR><FONT SIZE=2 FACE="Courier New">o RDS</FONT>
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<P><FONT SIZE=2 FACE="Courier New">ConnectX specific known issues and limitations</FONT>
<BR><FONT SIZE=2 FACE="Courier New">==============================================</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- The following features are not supported:</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> o Resize CQ</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> o APM</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> o SQD</FONT>
<BR><FONT SIZE=2 FACE="Courier New">- To load the driver on machines with 64KB default page size UAR bar must be</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> enlarged. 64KB page size is the default of PPC with RHEL5 and Itanium with</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> 64KB page size enabled.</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> Perform the following three steps:</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> 1. Add the following line in the firmware configuration (INI) file under the</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> [HCA] section:</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> log2_uar_bar_megabytes = 5</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> 2. Burn a modified firmware image with the changed INI file</FONT>
<BR><FONT SIZE=2 FACE="Courier New"> 3. Reboot the system</FONT>
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<P><FONT COLOR="#800000" SIZE=2 FACE="Bookman Old Style">Tziporet Koren</FONT>
<BR><FONT COLOR="#800000" SIZE=2 FACE="Bookman Old Style">Software Director</FONT>
<BR><FONT SIZE=2 FACE="Arial">Mellanox Technologies</FONT>
<BR><FONT SIZE=2 FACE="Arial">mailto: </FONT><A HREF="mailto:tziporet@mellanox.co.il"><U><FONT COLOR="#0000FF" SIZE=2 FACE="Arial">tziporet@mellanox.co.il</FONT></U></A><BR>
<FONT SIZE=2 FACE="Arial">Tel +972-4-9097200, ext 380</FONT>
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