K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2018-03-04T19:12:54.483507Z
K 7
svn:log
V 315
lockmgr: start decomposing the main routine

The main routine takes 8 args, 3 of which are almost the same for most uses.
This in particular pushes it above the limit of 6 arguments passable through
registers on amd64 making it impossible to tail call.

This is a prerequisite for further cleanups.

Tested by:	pho

END