[MERGE] iter-changes based commit

[Robert Collins]

On Tue, 2007-09-04 at 09:33 +1000, Ian Clatworthy wrote:
> Ian Clatworthy wrote:
> > The attached patch speeds up a commit of 6 new files by 15% on a Mozilla
> > tree: 30.4 secs to 25.9 secs.
> 
> It also speeds up initial commit by 20%: 4m -> 3m12s.

I'd like this to hold off 3-4 days please. I have detangled most of the
cause of triple-stats and multiple path calculations in commit I think,
working inside-out - and I hope this will have comparable wins - it
certainly should solve more impedance mismatch than this patch does
AFAICT.

-Rob
-- 
GPG key available at: <http://www.robertcollins.net/keys.txt>.
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