MLNX_OFED 3.1-1.0.3 vs 3.1-1.1.0.1 (RHEL/CentOS only?)

Hi,

Recently 3.1-1.1.0.1 version of MLNX_OFED has been released. But for some reason it has downloads only for RHEL/CentOS. Why so? When will be updated version (if any) for other distributions in common or for Ubuntu particularly?