[CentOS] CentOS 5.3 host not seeing storage device

> On some systems, reboot is required? to access disk from SAN device.
>
> At least this issue is on my Hitachi AMS san system.

Yes, we've tried a few reboots.  I'll bet the testing on this d2d
device did not get as thorough QA on Linux as it did on Windows.  I'll
post the solution here if HP is able to help me fix it.