From: Junio C Hamano <gitster@pobox.com>
To: Jonathan Tan <jonathantanmy@google.com>
Cc: git@vger.kernel.org, peff@peff.net
Subject: Re: [PATCH v2 2/4] sha1_file: move delta base cache code up
Date: Thu, 15 Jun 2017 10:00:39 -0700 [thread overview]
Message-ID: <xmqqbmpp2nk8.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <36b7984ee85d22800b974a04952c50eef043fa67.1497387714.git.jonathantanmy@google.com> (Jonathan Tan's message of "Tue, 13 Jun 2017 14:05:58 -0700")
Jonathan Tan <jonathantanmy@google.com> writes:
> In a subsequent patch, packed_object_info() will be modified to use the
> delta base cache, so move the relevant code to before
> packed_object_info().
>
> Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
> ---
> sha1_file.c | 226 +++++++++++++++++++++++++++++++-----------------------------
> 1 file changed, 116 insertions(+), 110 deletions(-)
Hmph, is this meant to be just moving two whole functions?
> diff --git a/sha1_file.c b/sha1_file.c
> index a52b27541..a158907d1 100644
> --- a/sha1_file.c
> +++ b/sha1_file.c
> @@ -2239,116 +2239,6 @@ static enum ...
> ...
> -int packed_object_info(struct packed_git *p, off_t obj_offset,
> - struct object_info *oi)
> -{
> -...
> - if (oi->delta_base_sha1) {
> - if (type == OBJ_OFS_DELTA || type == OBJ_REF_DELTA) {
> - const unsigned char *base;
> -
> - base = get_delta_base_sha1(p, &w_curs, curpos,
> - type, obj_offset);
> - if (!base) {
> - type = OBJ_BAD;
> - goto out;
> - }
> -
> - hashcpy(oi->delta_base_sha1, base);
> - } else
> - hashclr(oi->delta_base_sha1);
> - }
> -
> -out:
> - unuse_pack(&w_curs);
> - return type;
> -}
> -...
The above is what was removed, while ...
> @@ -2486,6 +2376,122 @@ static void ...
> ...
> +int packed_object_info(struct packed_git *p, off_t obj_offset,
> + struct object_info *oi)
> +{
> +...
> + if (oi->delta_base_sha1) {
> + if (type == OBJ_OFS_DELTA || type == OBJ_REF_DELTA) {
> + const unsigned char *base;
> +
> + base = get_delta_base_sha1(p, &w_curs, curpos,
> + type, obj_offset);
> + if (!base) {
> + type = OBJ_BAD;
> + goto out;
> + }
> +
> + hashcpy(oi->delta_base_sha1, base);
> + } else
> + hashclr(oi->delta_base_sha1);
> + }
> +
> + oi->whence = OI_PACKED;
> + oi->u.packed.offset = obj_offset;
> + oi->u.packed.pack = p;
> + oi->u.packed.is_delta = (type == OBJ_REF_DELTA ||
> + type == OBJ_OFS_DELTA);
> +
> +out:
> + unuse_pack(&w_curs);
> + return type;
> +}
... we somehow gained code to update *oi that used to be (and still
is) done by its sole caller, sha1_object_info_extended().
Perhaps this is a rebase-gotcha?
next prev parent reply other threads:[~2017-06-15 17:00 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-09 19:23 [RFC PATCH 0/4] Improvements to sha1_file Jonathan Tan
2017-06-09 19:23 ` [RFC PATCH 1/4] sha1_file: teach packed_object_info about typename Jonathan Tan
2017-06-12 20:55 ` Junio C Hamano
2017-06-09 19:23 ` [RFC PATCH 2/4] sha1_file: extract type and size from object_info Jonathan Tan
2017-06-10 7:01 ` Jeff King
2017-06-12 19:52 ` Jonathan Tan
2017-06-12 21:13 ` Jeff King
2017-06-09 19:23 ` [RFC PATCH 3/4] sha1_file: consolidate storage-agnostic object fns Jonathan Tan
2017-06-09 19:23 ` [RFC PATCH 4/4] sha1_file, fsck: add missing blob support Jonathan Tan
2017-06-13 21:05 ` [PATCH v2 0/4] Improvements to sha1_file Jonathan Tan
2017-06-13 21:05 ` [PATCH v2 1/4] sha1_file: teach packed_object_info about typename Jonathan Tan
2017-06-13 21:05 ` [PATCH v2 2/4] sha1_file: move delta base cache code up Jonathan Tan
2017-06-15 17:00 ` Junio C Hamano [this message]
2017-06-13 21:05 ` [PATCH v2 3/4] sha1_file: consolidate storage-agnostic object fns Jonathan Tan
2017-06-15 17:50 ` Junio C Hamano
2017-06-15 18:14 ` Jonathan Tan
2017-06-17 12:19 ` Jeff King
2017-06-19 4:18 ` Junio C Hamano
2017-06-13 21:06 ` [PATCH v2 4/4] sha1_file, fsck: add missing blob support Jonathan Tan
2017-06-15 18:34 ` Junio C Hamano
2017-06-15 20:31 ` Jonathan Tan
2017-06-15 20:52 ` Junio C Hamano
2017-06-15 20:39 ` [PATCH v3 0/4] Improvements to sha1_file Jonathan Tan
2017-06-15 20:39 ` [PATCH v3 1/4] sha1_file: teach packed_object_info about typename Jonathan Tan
2017-06-15 20:39 ` [PATCH v3 2/4] sha1_file: move delta base cache code up Jonathan Tan
2017-06-15 20:39 ` [PATCH v3 3/4] sha1_file: consolidate storage-agnostic object fns Jonathan Tan
2017-06-15 20:39 ` [PATCH v3 4/4] sha1_file, fsck: add missing blob support Jonathan Tan
2017-06-20 1:03 ` [PATCH v4 0/8] Improvements to sha1_file Jonathan Tan
2017-06-21 18:18 ` Junio C Hamano
2017-06-24 12:51 ` Jeff King
2017-06-20 1:03 ` [PATCH v4 1/8] sha1_file: teach packed_object_info about typename Jonathan Tan
2017-06-20 1:03 ` [PATCH v4 2/8] sha1_file: rename LOOKUP_UNKNOWN_OBJECT Jonathan Tan
2017-06-21 17:22 ` Junio C Hamano
2017-06-21 17:34 ` Jonathan Tan
2017-06-20 1:03 ` [PATCH v4 3/8] sha1_file: rename LOOKUP_REPLACE_OBJECT Jonathan Tan
2017-06-21 17:33 ` Junio C Hamano
2017-06-20 1:03 ` [PATCH v4 4/8] sha1_file: move delta base cache code up Jonathan Tan
2017-06-20 1:03 ` [PATCH v4 5/8] sha1_file: refactor read_object Jonathan Tan
2017-06-21 17:58 ` Junio C Hamano
2017-06-20 1:03 ` [PATCH v4 6/8] sha1_file: improve sha1_object_info_extended Jonathan Tan
2017-06-24 12:45 ` Jeff King
2017-06-26 16:45 ` Jonathan Tan
2017-06-26 17:28 ` Junio C Hamano
2017-06-26 17:35 ` Jonathan Tan
2017-06-26 17:26 ` Junio C Hamano
2017-06-20 1:03 ` [PATCH v4 7/8] sha1_file: do not access pack if unneeded Jonathan Tan
2017-06-21 18:15 ` Junio C Hamano
2017-06-24 12:48 ` Jeff King
2017-06-24 18:41 ` Junio C Hamano
2017-06-24 20:39 ` Jeff King
2017-06-26 16:28 ` Jonathan Tan
2017-06-20 1:03 ` [PATCH v4 8/8] sha1_file: refactor has_sha1_file_with_flags Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 0/8] Improvements to sha1_file Jonathan Tan
2017-06-22 1:40 ` Junio C Hamano
2017-06-22 0:40 ` [PATCH v5 1/8] sha1_file: teach packed_object_info about typename Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 2/8] sha1_file: rename LOOKUP_UNKNOWN_OBJECT Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 3/8] sha1_file: rename LOOKUP_REPLACE_OBJECT Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 4/8] sha1_file: move delta base cache code up Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 5/8] sha1_file: refactor read_object Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 6/8] sha1_file: improve sha1_object_info_extended Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 7/8] sha1_file: do not access pack if unneeded Jonathan Tan
2017-06-22 0:40 ` [PATCH v5 8/8] sha1_file: refactor has_sha1_file_with_flags Jonathan Tan
2017-07-18 10:30 ` Christian Couder
2017-07-18 16:39 ` Jonathan Tan
2017-07-19 12:52 ` Johannes Schindelin
2017-07-19 17:12 ` [PATCH] sha1_file: use access(), not lstat(), if possible Jonathan Tan
2017-07-20 21:48 ` Junio C Hamano
2017-07-22 11:16 ` Johannes Schindelin
2017-07-22 16:15 ` Junio C Hamano
2017-07-25 10:19 ` Johannes Schindelin
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