Changes and New Features

Linux Kernel Upstream Release Notes v6.5



Rev 3.10.50000 (DRV 3.10.25798)

Adapter Cards

ConnectX-4 adapter card will no longer be supported as of WinOF-2 v3.10.

Installation Package

As of WinOF-2 v3.10, Windows Server 2012 R2 and Windows 8.1 Client will have a separate installation package from other supported OS.


Added support for NDK 2.1 (NDIS 6.85) AcceptEx and CompleteConnectEx.

BlueField UEFI System Boot Customizations during Installation

Bluefield's UEFI system boot options and more can be customized during the BFB Installation through the use of configuration parameters in the bf.cfg file. For further information on the bf.cfg file, refer to the BlueField Documentation.

For further information, see sections "BlueField UEFI System Boot Customizations during Installation".

Hibernation: ConnectX-6 Dx Active Cooled Cards

Added support for hibernation for ConnectX-6 Dx active cooled card in Windows workstations.


Added new performance counters: RDMA Connection Errors & CM DREQ.

For further information see, Adapter Cards Counters.


Added new counters to query ICMC counters.

For further information see, Mellanox WinOF-2 ICMC Diag Counters Ext1.

ZTT Register

Added support for setting a ZTT operation flag using a dynamic registry key.

Note: Before sending the get/set request for the ZTT registry [mlx5cmd], make sure ZTT is supported by the firmware.

For further information on the registry key, see "EnableZtt" in section Performance Registry Keys.

Bug Fixes

See Bug Fixes

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