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

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From: Linus Torvalds <torvalds@...>
To: Nicolas Pitre <nico@...>
Cc: Morten Welinder <mwelinder@...>, Junio C Hamano <junkio@...>, Git Mailing List <git@...>
Subject: Re: [PATCH 2/2] Implement a simple delta_base cache
Date: Saturday, March 17, 2007 - 9:55 pm

On Sat, 17 Mar 2007, Nicolas Pitre wrote:

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".

		Linus
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Messages in current thread:
cleaner/better zlib sources?, Linus Torvalds, (Thu Mar 15, 9:04 pm)
Re: cleaner/better zlib sources?, Davide Libenzi, (Thu Mar 15, 9:33 pm)
Re: cleaner/better zlib sources?, Davide Libenzi, (Thu Mar 15, 10:06 pm)
Re: cleaner/better zlib sources?, Jeff Garzik, (Thu Mar 15, 9:11 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Thu Mar 15, 9:46 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Thu Mar 15, 9:54 pm)
Re: cleaner/better zlib sources?, Davide Libenzi, (Thu Mar 15, 10:43 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Thu Mar 15, 10:56 pm)
Re: cleaner/better zlib sources?, Davide Libenzi, (Thu Mar 15, 11:16 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Fri Mar 16, 12:21 pm)
Re: cleaner/better zlib sources?, Nicolas Pitre, (Fri Mar 16, 1:06 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Fri Mar 16, 1:51 pm)
Re: cleaner/better zlib sources?, Nicolas Pitre, (Fri Mar 16, 2:09 pm)
Re: cleaner/better zlib sources?, Jeff Garzik, (Fri Mar 16, 12:35 pm)
Re: cleaner/better zlib sources?, Shawn O. Pearce, (Fri Mar 16, 7:22 pm)
Re: cleaner/better zlib sources?, Nicolas Pitre, (Fri Mar 16, 1:12 pm)
Re: cleaner/better zlib sources?, Matt Mackall, (Fri Mar 16, 12:42 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Fri Mar 16, 12:51 pm)
Re: cleaner/better zlib sources?, Davide Libenzi, (Fri Mar 16, 12:24 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Fri Mar 16, 12:35 pm)
Re: cleaner/better zlib sources?, Davide Libenzi, (Fri Mar 16, 3:21 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Fri Mar 16, 8:01 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Fri Mar 16, 9:11 pm)
Re: cleaner/better zlib sources?, Nicolas Pitre, (Fri Mar 16, 11:28 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Sat Mar 17, 1:55 pm)
Re: cleaner/better zlib sources?, Linus Torvalds, (Sat Mar 17, 3:40 pm)
[PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 3:44 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 6:44 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 5:45 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Morten Welinder, (Sat Mar 17, 9:14 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Avi Kivity, (Sun Mar 18, 2:28 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 9:29 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 9:44 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Nicolas Pitre, (Sat Mar 17, 9:38 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 9:55 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Nicolas Pitre, (Sat Mar 17, 10:03 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 10:20 pm)
[PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Sat Mar 17, 11:06 pm)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Junio C Hamano, (Sun Mar 18, 5:45 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Sun Mar 18, 11:54 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Junio C Hamano, (Mon Mar 19, 11:16 pm)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Tue Mar 20, 12:31 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Shawn O. Pearce, (Tue Mar 20, 12:39 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Tue Mar 20, 12:57 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Johannes Schindelin, (Mon Mar 19, 11:05 pm)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Shawn O. Pearce, (Mon Mar 19, 11:29 pm)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Shawn O. Pearce, (Mon Mar 19, 11:40 pm)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Tue Mar 20, 12:11 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Junio C Hamano, (Tue Mar 20, 1:44 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Shawn O. Pearce, (Tue Mar 20, 12:18 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Tue Mar 20, 12:45 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Sun Mar 18, 11:57 am)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Shawn O. Pearce, (Sun Mar 18, 5:38 pm)
Re: [PATCH 3/2] Avoid unnecessary strlen() calls, Linus Torvalds, (Sun Mar 18, 5:48 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Nicolas Pitre, (Sat Mar 17, 11:00 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 11:31 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Robin Rosenberg, (Sun Mar 18, 6:53 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sun Mar 18, 1:34 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Robin Rosenberg, (Sun Mar 18, 2:29 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, David Brodsky, (Mon Mar 19, 9:16 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, Robin Rosenberg, (Tue Mar 20, 2:35 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, David Brodsky, (Tue Mar 20, 5:13 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Tue Mar 20, 10:37 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Nicolas Pitre, (Tue Mar 20, 10:54 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Shawn O. Pearce, (Sun Mar 18, 5:25 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Julian Phillips, (Sun Mar 18, 1:30 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sun Mar 18, 1:23 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Junio C Hamano, (Sat Mar 17, 7:12 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 7:24 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Jon Smirl, (Sat Mar 17, 7:52 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Junio C Hamano, (Sat Mar 17, 6:37 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Nicolas Pitre, (Sat Mar 17, 9:13 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Junio C Hamano, (Sun Mar 18, 3:47 am)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 7:09 pm)
Re: [PATCH 2/2] Implement a simple delta_base cache, Linus Torvalds, (Sat Mar 17, 7:54 pm)
[PATCH 1/2] Make trivial wrapper functions around delta base..., Linus Torvalds, (Sat Mar 17, 3:42 pm)
Re: cleaner/better zlib sources?, Shawn O. Pearce, (Sat Mar 17, 1:19 am)
Re: cleaner/better zlib sources?, Matt Mackall, (Thu Mar 15, 9:14 pm)
Re: cleaner/better zlib sources?, Shawn O. Pearce, (Thu Mar 15, 9:10 pm)