Both vmnet and vmblock modules fail to compile with Workstation 8.0.4 and 7.0.3. vmnet is the same old problem, vmblock is due to a recent change in kernel code.

All info and patches needed is found (as usual!) on weltall's blog:
http://weltall.heliohost.org/wordpre...-kernel-3-4-0/

Just download and unzip to a suitable directory (I put it under /usr/local/share/patch now, as this looks like routine). Edit script to reflect correct Workstation/Player version. Apply patches to source and you are ready to go - or at least I was