User`s guide

Chapter IV. iWARP (RDMA)
Chelsio T5/T4 Unified Wire For Linux Page 66
Suse Linux Enterprise Server 11 SP3 kernel (SLES11SP3), 3.0.76-0.11
Ubuntu 12.04, 3.2.0-23
Kernel.org linux-2.6.35
Kernel.org linux-3.4
Kernel.org linux-3.6*
Kernel.org linux-3.7
Other kernel versions have not been tested and are not guaranteed to work
*Limited QA performed