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From: Eric Sunshine <sunshine@sunshineco.com>
To: Thomas Gummerer <t.gummerer@gmail.com>
Cc: "Git List" <git@vger.kernel.org>,
	"Thomas Rast" <trast@inf.ethz.ch>,
	"Michael Haggerty" <mhagger@alum.mit.edu>,
	"Junio C Hamano" <gitster@pobox.com>,
	"Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>,
	robin.rosenberg@dewire.com
Subject: Re: [PATCH 17/22] read-cache: read cache-tree in index-v5
Date: Sun, 7 Jul 2013 16:41:44 -0400	[thread overview]
Message-ID: <CAPig+cTREFye20By1XDCgsXp1-RjonOOzfksoNY=LUUq4i1arQ@mail.gmail.com> (raw)
In-Reply-To: <1373184720-29767-18-git-send-email-t.gummerer@gmail.com>

On Sun, Jul 7, 2013 at 4:11 AM, Thomas Gummerer <t.gummerer@gmail.com> wrote:
> Since the cache-tree data is saved as part of the directory data,
> we already read it at the beginning of the index. The cache-tree
> is only converted from this directory data.
>
> The cache-tree data is arranged in a tree, with the children sorted by
> pathlen at each node, while the ondisk format is sorted lexically.
> So we have to rebuild this format from the on-disk directory list.
>
> Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com>
> ---
> diff --git a/read-cache-v5.c b/read-cache-v5.c
> index 193970a..f1ad132 100644
> --- a/read-cache-v5.c
> +++ b/read-cache-v5.c
> @@ -448,6 +448,103 @@ static int read_conflicts(struct conflict_entry **head,
>         return 0;
>  }
>
> +/*
> + * This function modifys the directory argument that is given to it.

s/modifys/modifies/

> + * Don't use it if the directory entries are still needed after.
> + */
> +static struct cache_tree *cache_tree_convert_v5(struct directory_entry *de)
> +{
> +       struct directory_queue *queue;
> +
> +       if (!de->de_nentries)
> +               return NULL;
> +       queue = xcalloc(1, sizeof(struct directory_queue));
> +       queue[0].de = de;
> +       queue[0].down = xcalloc(de->de_nsubtrees, sizeof(struct directory_queue));
> +
> +       sort_directories(de, queue[0].down);
> +       return convert_one(queue, 0);
> +}
> +
>  static void resolve_undo_convert_v5(struct index_state *istate,
>                                     struct conflict_entry *conflict)
>  {

  reply	other threads:[~2013-07-07 20:42 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-07  8:11 [PATCH 00/22] Index v5 Thomas Gummerer
2013-07-07  8:11 ` [PATCH 01/22] t2104: Don't fail for index versions other than [23] Thomas Gummerer
2013-07-07  8:11 ` [PATCH 02/22] read-cache: split index file version specific functionality Thomas Gummerer
2013-07-07  8:11 ` [PATCH 03/22] read-cache: move index v2 specific functions to their own file Thomas Gummerer
2013-07-07  8:11 ` [PATCH 04/22] read-cache: Re-read index if index file changed Thomas Gummerer
2013-07-07  8:11 ` [PATCH 05/22] read-cache: add index reading api Thomas Gummerer
2013-07-08  2:01   ` Duy Nguyen
2013-07-08 11:40     ` Thomas Gummerer
2013-07-08  2:19   ` Duy Nguyen
2013-07-08 11:20     ` Thomas Gummerer
2013-07-08 12:45       ` Duy Nguyen
2013-07-08 13:37         ` Thomas Gummerer
2013-07-08 20:54         ` [PATCH 5.5/22] Add documentation for the index api Thomas Gummerer
2013-07-09 15:42           ` Duy Nguyen
2013-07-09 20:10             ` Thomas Gummerer
2013-07-10  5:28               ` Duy Nguyen
2013-07-11 11:30                 ` Thomas Gummerer
2013-07-11 11:42                   ` Duy Nguyen
2013-07-11 12:27                     ` Duy Nguyen
2013-07-08 16:36   ` [PATCH 05/22] read-cache: add index reading api Junio C Hamano
2013-07-08 20:10     ` Thomas Gummerer
2013-07-08 23:09       ` Junio C Hamano
2013-07-09 20:13         ` Thomas Gummerer
2013-07-07  8:11 ` [PATCH 06/22] make sure partially read index is not changed Thomas Gummerer
2013-07-08 16:31   ` Junio C Hamano
2013-07-08 18:33     ` Thomas Gummerer
2013-07-07  8:11 ` [PATCH 07/22] dir.c: use index api Thomas Gummerer
2013-07-07  8:11 ` [PATCH 08/22] tree.c: " Thomas Gummerer
2013-07-07  8:11 ` [PATCH 09/22] name-hash.c: " Thomas Gummerer
2013-07-07  8:11 ` [PATCH 10/22] grep.c: Use " Thomas Gummerer
2013-07-07  8:11 ` [PATCH 11/22] ls-files.c: use the " Thomas Gummerer
2013-07-07  8:11 ` [PATCH 12/22] read-cache: make read_blob_data_from_index use " Thomas Gummerer
2013-07-07  8:11 ` [PATCH 13/22] documentation: add documentation of the index-v5 file format Thomas Gummerer
2013-07-11 10:39   ` Duy Nguyen
2013-07-11 11:39     ` Thomas Gummerer
2013-07-11 11:47       ` Duy Nguyen
2013-07-11 12:26         ` Thomas Gummerer
2013-07-11 12:50           ` Duy Nguyen
2013-07-07  8:11 ` [PATCH 14/22] read-cache: make in-memory format aware of stat_crc Thomas Gummerer
2013-07-07  8:11 ` [PATCH 15/22] read-cache: read index-v5 Thomas Gummerer
2013-07-07 20:18   ` Eric Sunshine
2013-07-08 11:40     ` Thomas Gummerer
2013-07-07  8:11 ` [PATCH 16/22] read-cache: read resolve-undo data Thomas Gummerer
2013-07-07  8:11 ` [PATCH 17/22] read-cache: read cache-tree in index-v5 Thomas Gummerer
2013-07-07 20:41   ` Eric Sunshine [this message]
2013-07-07  8:11 ` [PATCH 18/22] read-cache: write index-v5 Thomas Gummerer
2013-07-07 20:43   ` Eric Sunshine
2013-07-07  8:11 ` [PATCH 19/22] read-cache: write index-v5 cache-tree data Thomas Gummerer
2013-07-07  8:11 ` [PATCH 20/22] read-cache: write resolve-undo data for index-v5 Thomas Gummerer
2013-07-07  8:11 ` [PATCH 21/22] update-index.c: rewrite index when index-version is given Thomas Gummerer
2013-07-07  8:12 ` [PATCH 22/22] p0003-index.sh: add perf test for the index formats Thomas Gummerer

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