Re: [PATCH 2/2] Implement a simple delta_base cache

From: Nicolas Pitre <nico@cam.org>
Date: Mar 18, 2007, 02:03 UTC
Message-ID: <alpine.LFD.0.83.0703172200060.18328@xanadu.home>
In-Reply-To: <Pine.LNX.4.64.0703171854270.6730@woody.linux-foundation.org>

On Sat, 17 Mar 2007, Linus Torvalds wrote:

Show 11 quoted lines

> 
> 
> On Sat, 17 Mar 2007, Nicolas Pitre wrote:
> > 
> > This is definitely an area where pack v4 will bring that cost down to 
> > zero.
> 
> Heh. I believe that when I see it. The thing is, unless you re-generate 
> the tree object data structures, you'll have to have totally different 
> tree walkers for different tree types, and it will all be quite ugly and 
> complex. And "ugly and complex" seldom translates into "zero cost".

Well... in my opinion it is the _current_ tree walker that is quite ugly and complex. It is always messier to parse strings than fixed width binary fields.

Nicolas

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