From: Yannick Cote Date: Wed, 27 May 2009 05:33:29 +0000 (-0700) Subject: ipath release notes X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=fd955e588d801711586d702786f719884698b632;p=~ardavis%2Fofed_docs%2F.git ipath release notes Tziporet, here's a patch file for the ipath 1.4.1 release notes. This patch has been generated against your 'docs' repo as of today. Thanks, - Yan --- diff --git a/OFED_release_notes.txt b/OFED_release_notes.txt index 60460f9..73ae93e 100644 --- a/OFED_release_notes.txt +++ b/OFED_release_notes.txt @@ -109,9 +109,10 @@ well as iWARP RNICs by Chelsio Communications and Intel. http://www.mellanox.com/content/pages.php?pg=firmware_download o Qlogic HCAs: - - QHT6040 (PathScale InfiniPath HT-460) - - QHT6140 (PathScale InfiniPath HT-465) - - QLE6140 (PathScale InfiniPath PE-880) + - QHT7140 QLogic InfiniPath SDR HTX HCA + - QLE7140 QLogic InfiniPath SDR PCIe HCA + - QLE7240 QLogic InfiniPath DDR x8 PCIe HCA + - QLE7280 QLogic IniniPath DDR x16 PCIe HCA o IBM HCAs: - GX Dual-port SDR 4x IB HCA diff --git a/ipath_release_notes.txt b/ipath_release_notes.txt index 92c5d7b..a4a032c 100644 --- a/ipath_release_notes.txt +++ b/ipath_release_notes.txt @@ -1,7 +1,7 @@ - Open Fabrics Enterprise Distribution (OFED) - ipath in OFED 1.4 Release Notes - - December 2008 + Open Fabrics Enterprise Distribution (OFED) + ipath in OFED 1.4.1 Release Notes + + May 2009 ====================================================================== Table of Contents @@ -20,65 +20,16 @@ DDR QLE7240, and the PCI-Express x16 DDR QLE7280. ====================================================================== 2. Fixed Bugs and Enhancements ====================================================================== -2.1 (Bug 1283) Intel MPI fails on Qlogc HCA - -Added memcpy_cachebypass support to IB/ipath ----------------------------------- -2.2 (Bug 1117) ib_ipath module hangs on unload. - -This fix handles the case where posting a send is requested when the -link is down. ----------------------------------- -2.3 (Bug 1093) Compile fails because definition of valid_dma_direction -is missing from file ipath_dma.c - -Marked as RESOLVED INVALID. XEN is not a supported kernel. It defines -its own dma-mapping.h file and any driver which uses DMA probably -needs to be modified to work specifically within XEN. +2.1 (Bug 1369) No results when running Open MPI bandwidth with msg size +bigger than 2200 with Qlogic HCA +This was fixed by a change submitted to OpenMPI 1.3, which is part of OFED +1.4.1. ====================================================================== 3. Known Issues ====================================================================== -3.1 MSI (Message Signalled Interrupt) support required with - QLogic InfiniPath HCAs - -The QLogic InfiniPath adapter requires MSI (Message Signalled -Interrupts) to be enabled in the kernel. - -If the InfiniPath driver is intalled on a machine without -CONFIG_PCI_MSI=y configured, a warning similar to this will appear in -dmesg at boot: - -[root@sqa-00 ~]# dmesg | grep ipath - ib_ipath 0000:01:00.0: infinipath0: QLogic PCIE device 0x10 cannot - work if CONFIG_PCI_MSI is not enabled ----------------------------------- -3.2 (Bug 1369) No results when running Open MPI bandwidth with msg size -bigger than 2200 with Qlogic HCA - -OpenMPI defaults to the IB MTU size specified in a configuration file -found within the OpenMPI install directory at: - - share/openmpi/mca-btl-openib-hca-params.ini - -This file contains a mapping from adapter cards (identified by vendor -ID and adapter part ID) to MTU size. Note that this is a static -mapping and the available MTU on a particular fabric might not be the -same as the maximum supported by the adapter card. This could happen -due to switch MTU limitations, or use of different adapters. In this -case the value should be set to the largest value that works for -all HCAs and switches in the IB fabric (that will be part of the -OpenMPI job). If the value specified is too large, the job will -typically hang at run-time without a diagnostic. - -Current workaround: The two ways to work around this would be to -either set your switch to run with a 4K MTU, or to edit the -mca-btl-openib-hca-params.ini file and hardcode the MTU for -InfiniPath (TrueScale) adapters to 2K. -This will be resolved by joint effort between QLogic and OpenMPI. ----------------------------------- -3.3 (Bug 1242) Kernel panic while running mpi2007 against +3.1 (Bug 1242) Kernel panic while running mpi2007 against ofed1.4 -- ib_ipath: ipath_sdma_verbs_send Found while running mpi2007 over OpenMPI on stock OFED1.4 RC1 RHEL4.X