From: Junio C Hamano <gitster@pobox.com>
Date: Fri, 07 Nov 2008 23:17:54 GMT
Subject: Re: [PATCH 1/2] diffcore-rename: support rename cache
Message-ID: <7vy6zvdt25.fsf@gitster.siamese.dyndns.org>
In-Reply-To: <20081107222128.GB4030@nan92-1-81-57-214-146.fbx.proxad.net>

Yann Dirson <ydirson@altern.org> writes:

> On Fri, Nov 07, 2008 at 09:35:32PM +0700, Nguy???n Thái Ng???c Duy wrote:
>> This patch teaches diffcore_rename() to look into
>> $GIT_DIR/rename-cache and make use of it to recreate diff_filepair.
>> With proper cache, there should be no available entry for estimation
>> after exact matching.
>
> This is something I have thought about in the past, good to see that
> implemented :)
>
>> Rename caching is per commit. I don't think abitrary tree-tree caching
>> is worth it.
>
> That could be a nice complement to my directory-rename patch.

Has anybody thought about interaction between that caching and pathspec
limited operation?