From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Thu, 23 Jul 2009 18:57:42 GMT
Subject: Re: Performance issue of 'git branch'
Message-ID: <alpine.LFD.2.01.0907231153010.21520@localhost.localdomain>
In-Reply-To: <alpine.LSU.2.00.0907231846190.30197@hermes-2.csi.cam.ac.uk>



On Thu, 23 Jul 2009, Tony Finch wrote:

> On Wed, 22 Jul 2009, Linus Torvalds wrote:
> >
> > I suspect the old newton-raphson patches we had (Discussions and patches
> > back in April 2007 on this list) could be resurrected pretty easily.
> 
> That sounds interesting, but I can't find the thread you are referring to.
> Do you have a URL or a subject I can feed to Google?

Some googling found this:

	http://marc.info/?l=git&m=117537594112450&w=2

but what got merged (half a year later) was a much fancier thing by Junio. 
See sha1-lookup.c.

That original "single iteration of newton-raphson" patch was buggy, but 
it's perhaps interesting as a concept patch.

		Linus