Linux and GC

Henry G. Baker hbaker@netcom.com
Tue, 12 May 1998 13:53:00 -0700 (PDT)


> 
> On Mon, 11 May 1998, Scott L. Burson wrote:
> > The technique Kragen suggests may have been studied, although I don't think I
> > had heard of it, 
> 
> I read about it in a paper of Henry Baker's -- although there, it was
> suggested that instead of calling fork(), you simply stop execution of
> the mutator, copy its entire address space to somewhere else, and then
> wake the mutator back up.  But I can't imagine that the person who
> suggested this intended for it to be implemented in any way other than
> using an MMU to do copy-on-write stuff.
> 
> > but it's not what's called a "write barrier".  
> 
> I didn't think it was.

You might look at H. Boehm's PLDI (??) paper on using mapping hardware.
I may have mentioned it, but this particular idea isn't mine, if I
understand you correctly.

-- 
Henry Baker
www/ftp directory URL:
ftp://ftp.netcom.com/pub/hb/hbaker/home.html