From: Jakub Narebski <jnareb@gmail.com>
To: Jeff King <peff@peff.net>
Cc: git@vger.kernel.org, "Junio C Hamano" <gitster@pobox.com>,
"Ted Ts'o" <tytso@mit.edu>,
"Jonathan Nieder" <jrnieder@gmail.com>,
"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
"Clemens Buchacher" <drizzd@aon.at>,
"Eric Wong" <normalperson@yhbt.net>
Subject: Re: [PATCH 2/5] add object-cache infrastructure
Date: Tue, 12 Jul 2011 12:41:35 +0200 [thread overview]
Message-ID: <201107121241.40242.jnareb@gmail.com> (raw)
In-Reply-To: <20110711161754.GB10418@sigill.intra.peff.net>
On Mon, 11 July 2011, Jeff King wrote:
> There is sometimes a need to cache some information about an
> object or set of objects persistently across git
> invocations. The notes-cache interface can be used for this,
> but it is very heavyweight and slow for storing small
> values.
>
> This patch introduces a new API, object-cache, which stores
> a mapping of objects to values in a concise and efficient
> form. See the added API documentation for details.
>
> Signed-off-by: Jeff King <peff@peff.net>
> ---
> As I mentioned earlier, I wanted this to be generic and size-agnostic,
> because I'd also like to try caching patch-ids for git-cherry.
Could this API be generalized to support "reverse cache", for example
to map Subversion revision numbers to Git revision identifiers (for
git-svn)?
--
Jakub Narebski
Poland
next prev parent reply other threads:[~2011-07-12 10:42 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-11 16:13 [RFC/PATCH 0/5] generation numbers for faster traversals Jeff King
2011-07-11 16:16 ` [PATCH 1/5] decorate: allow storing values instead of pointers Jeff King
2011-07-11 16:39 ` Jeff King
2011-07-11 19:06 ` Junio C Hamano
2011-07-11 21:20 ` Jeff King
2011-07-11 16:17 ` [PATCH 2/5] add object-cache infrastructure Jeff King
2011-07-11 16:46 ` Jeff King
2011-07-11 16:58 ` Shawn Pearce
2011-07-11 19:17 ` Junio C Hamano
2011-07-11 22:01 ` Jeff King
2011-07-11 23:21 ` Junio C Hamano
2011-07-11 23:42 ` Junio C Hamano
2011-07-12 0:03 ` Jeff King
2011-07-12 19:38 ` Clemens Buchacher
2011-07-12 19:45 ` Jeff King
2011-07-12 21:07 ` Clemens Buchacher
2011-07-12 21:15 ` Clemens Buchacher
2011-07-12 21:36 ` Jeff King
2011-07-14 8:04 ` Clemens Buchacher
2011-07-14 16:26 ` Illia Bobyr
2011-07-13 1:33 ` John Szakmeister
2011-07-12 0:14 ` Illia Bobyr
2011-07-12 5:35 ` Jeff King
2011-07-12 21:52 ` Illia Bobyr
2011-07-12 6:36 ` Miles Bader
2011-07-12 10:41 ` Jakub Narebski [this message]
2011-07-12 17:57 ` Jeff King
2011-07-12 18:41 ` Junio C Hamano
2011-07-13 6:37 ` Jeff King
2011-07-13 17:49 ` Junio C Hamano
2011-07-11 16:18 ` [PATCH 3/5] commit: add commit_generation function Jeff King
2011-07-11 17:57 ` Clemens Buchacher
2011-07-11 21:10 ` Jeff King
2011-07-11 16:18 ` [PATCH 4/5] pretty: support %G to show the generation number of a commit Jeff King
2011-07-11 16:18 ` [PATCH 5/5] limit "contains" traversals based on commit generation Jeff King
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