lpfc 8.1.9 : lpfc 8.1.9 patches

This patch set updates the lpfc driver to revision 8.1.9. These patches are intended for scsi-rc-fixes-2.6 and should get pulled into 2.6.18.

Changes include:
- Misc Bug Fixes:
- Cap MBX_DOWN_LINK command timeout to 60 seconds
- Fix double free of ndlp object
- Don't free mbox structures on error. The completion handlers expect to do so.
- Clear host attention work items when going offline
- Fixed discovery issues in multi-initiator environments.
- Stall error handler if attempting resets/aborts while an rport is blocked. This avoids device offline scenarios due to errors in the error handler.
- Change version number to 8.1.9

-- james s