[RFC] Prec multi-thread support

[Michael Snyder]

Hui Zhu wrote:
> Hi guys,
> 
> This patches just for discussions and comments.  Please help me with it.
> 
> Thanks,
> Hui

Wow, great that you're working on this.

Two ways to help get discussion started:
1) Tell us in plain text what you're doing
(I know you know how hard it is to read someone else's code! <g>)
2) Start writing a test script to illustrate what works and
what doesn't work yet.

Michael