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From: Linus Torvalds <torvalds@linux-foundation.org>
To: Junio C Hamano <gitster@pobox.com>
Cc: git@vger.kernel.org, Nguyen Thai Ngoc Duy <pclouds@gmail.com>
Subject: Re: [PATCH 0/3] Un-pessimize "diff-index $commit -- $pathspec"
Date: Mon, 29 Aug 2011 14:56:02 -0700	[thread overview]
Message-ID: <CA+55aFzk+hn9wMAp3H92SHAGO8CQVBpTsmR41FgCy32T7muUzA@mail.gmail.com> (raw)
In-Reply-To: <1314653603-7533-1-git-send-email-gitster@pobox.com>

On Mon, Aug 29, 2011 at 2:33 PM, Junio C Hamano <gitster@pobox.com> wrote:
>
> Before and after applying this series, looking for changes in the kernel
> repository with a fairly narrow pathspec gets a moderate speeds up.

"moderate speeds up"?

Looks like a big win to me. Admittedly it's already a pretty fast
operation, but script it and repeat it a million times, and that will
matter a lot more.

I guess the "--raw" diff part means that you are hiding the time to
make a real diff, which would otherwise swamp everything else. Even
so, this looks like a good improvement.

                    Linus

  parent reply	other threads:[~2011-08-29 21:57 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-23  7:25 What's the difference between `git show branch:file | diff -u - file` vs `git diff branch file`? Marat Radchenko
2011-08-23 10:03 ` Michael J Gruber
2011-08-23 10:52   ` Marat Radchenko
2011-08-23 15:20     ` Michael Witten
2011-08-23 15:34     ` Michael J Gruber
2011-08-23 16:45       ` Marat Radchenko
2011-08-23 17:15       ` Junio C Hamano
2011-08-23 18:21         ` Marat Radchenko
2011-08-23 20:07         ` Michael J Gruber
2011-08-25 16:09           ` Marat Radchenko
2011-08-25 21:10           ` Junio C Hamano
2011-08-26  9:43             ` Marat Radchenko
2011-08-29  7:41 ` Nguyen Thai Ngoc Duy
2011-08-29 14:48   ` Marat Radchenko
2011-08-29 16:09     ` Nguyen Thai Ngoc Duy
2011-08-29 17:18       ` Junio C Hamano
2011-08-29 20:42         ` Junio C Hamano
2011-08-29 20:50           ` Junio C Hamano
2011-08-29 21:09           ` Junio C Hamano
2011-08-29 21:33           ` [PATCH 0/3] Un-pessimize "diff-index $commit -- $pathspec" Junio C Hamano
2011-08-29 21:33             ` [PATCH 1/3] traverse_trees(): allow pruning with pathspec Junio C Hamano
2011-08-30 12:53               ` Nguyen Thai Ngoc Duy
2011-08-30 17:44                 ` Junio C Hamano
2011-08-31  1:35                   ` Nguyen Thai Ngoc Duy
2011-10-09 15:39               ` Michael Haggerty
2011-10-09 21:35                 ` Nguyen Thai Ngoc Duy
2011-10-10  4:42                   ` Michael Haggerty
2011-08-29 21:33             ` [PATCH 2/3] unpack-trees: " Junio C Hamano
2011-08-30 13:03               ` Nguyen Thai Ngoc Duy
2011-08-30 17:32                 ` Junio C Hamano
2011-08-30 15:24               ` David Michael Barr
2011-08-29 21:33             ` [PATCH 3/3] diff-index: pass pathspec down to unpack-trees machinery Junio C Hamano
2012-01-11  6:31               ` Jonathan Nieder
2012-01-11  8:05                 ` Junio C Hamano
2012-01-11 12:33                 ` Nguyen Thai Ngoc Duy
2012-01-11 12:47                   ` Nguyen Thai Ngoc Duy
2012-01-11 20:40                   ` Junio C Hamano
2012-01-12  4:09                 ` [PATCH] tree_entry_interesting: make recursive mode default Nguyễn Thái Ngọc Duy
2012-01-12  5:04                   ` Junio C Hamano
2012-01-12  5:44                     ` Nguyen Thai Ngoc Duy
2012-01-14  9:23                   ` [PATCH v2 1/2] Document limited recursion pathspec matching with wildcards Nguyễn Thái Ngọc Duy
2012-01-14  9:23                     ` [PATCH v2 2/2] tree_entry_interesting: make recursive mode default Nguyễn Thái Ngọc Duy
2012-01-15  3:12                       ` Junio C Hamano
2012-01-15 10:03                         ` Nguyen Thai Ngoc Duy
2012-01-16 22:15                           ` Junio C Hamano
2012-01-18  8:59                             ` Nguyen Thai Ngoc Duy
2012-01-15  2:38                     ` [PATCH v2 1/2] Document limited recursion pathspec matching with wildcards Junio C Hamano
2012-01-15  9:48                       ` Nguyen Thai Ngoc Duy
2011-08-29 21:56             ` Linus Torvalds [this message]
2011-08-29 22:05               ` [PATCH 0/3] Un-pessimize "diff-index $commit -- $pathspec" Junio C Hamano
2011-08-29 22:11                 ` Linus Torvalds
2011-08-29 23:42                   ` Junio C Hamano
2011-08-30  6:16                     ` Marat Radchenko
2011-08-31  0:18                       ` Junio C Hamano
2011-08-30 10:04             ` Michael J Gruber
2011-08-30 17:03               ` Junio C Hamano

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