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From: Eric Biederman <ebiederm@gmail.com>
To: Taylor Blau <me@ttaylorr.com>, git@vger.kernel.org
Cc: Elijah Newren <newren@gmail.com>, Jeff King <peff@peff.net>,
	Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH 6/7] bulk-checkin: introduce `index_tree_bulk_checkin_incore()`
Date: Fri, 06 Oct 2023 22:07:20 -0500	[thread overview]
Message-ID: <E81727B0-A523-4A45-A606-61442357291D@gmail.com> (raw)
In-Reply-To: <cb0f79cabb7921ab7e334ad8a467ae84853bbd39.1696629697.git.me@ttaylorr.com>



On October 6, 2023 5:02:04 PM CDT, Taylor Blau <me@ttaylorr.com> wrote:
>
>Within `deflate_tree_to_pack_incore()`, the changes should be limited
>to something like:
>
>    if (the_repository->compat_hash_algo) {
>      struct strbuf converted = STRBUF_INIT;
>      if (convert_object_file(&compat_obj,
>                              the_repository->hash_algo,
>                              the_repository->compat_hash_algo, ...) < 0)
>        die(...);
>
>      format_object_header_hash(the_repository->compat_hash_algo,
>                                OBJ_TREE, size);
>
>      strbuf_release(&converted);
>    }
>
>, assuming related changes throughout the rest of the bulk-checkin
>machinery necessary to update the hash of the converted object, which
>are likewise minimal in size.

So this is close.   Just in case someone wants to
go down this path I want to point out that
the converted object need to have the compat hash computed over it.

Which means that the strbuf_release in your example comes a bit early.


Eric

  reply	other threads:[~2023-10-07  3:07 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-06 22:01 [PATCH 0/7] merge-ort: implement support for packing objects together Taylor Blau
2023-10-06 22:01 ` [PATCH 1/7] bulk-checkin: factor out `format_object_header_hash()` Taylor Blau
2023-10-06 22:01 ` [PATCH 2/7] bulk-checkin: factor out `prepare_checkpoint()` Taylor Blau
2023-10-06 22:01 ` [PATCH 3/7] bulk-checkin: factor out `truncate_checkpoint()` Taylor Blau
2023-10-06 22:01 ` [PATCH 4/7] bulk-checkin: factor our `finalize_checkpoint()` Taylor Blau
2023-10-06 22:02 ` [PATCH 5/7] bulk-checkin: introduce `index_blob_bulk_checkin_incore()` Taylor Blau
2023-10-06 22:02 ` [PATCH 6/7] bulk-checkin: introduce `index_tree_bulk_checkin_incore()` Taylor Blau
2023-10-07  3:07   ` Eric Biederman [this message]
2023-10-09  1:31     ` Taylor Blau
2023-10-06 22:02 ` [PATCH 7/7] builtin/merge-tree.c: implement support for `--write-pack` Taylor Blau
2023-10-06 22:35   ` Junio C Hamano
2023-10-06 23:02     ` Taylor Blau
2023-10-08  7:02       ` Elijah Newren
2023-10-08 16:04         ` Taylor Blau
2023-10-08 17:33           ` Jeff King
2023-10-09  1:37             ` Taylor Blau
2023-10-09 20:21               ` Jeff King
2023-10-09 17:24             ` Junio C Hamano
2023-10-09 10:54       ` Patrick Steinhardt
2023-10-09 16:08         ` Taylor Blau
2023-10-10  6:36           ` Patrick Steinhardt
2023-10-17 16:31 ` [PATCH v2 0/7] merge-ort: implement support for packing objects together Taylor Blau
2023-10-17 16:31   ` [PATCH v2 1/7] bulk-checkin: factor out `format_object_header_hash()` Taylor Blau
2023-10-17 16:31   ` [PATCH v2 2/7] bulk-checkin: factor out `prepare_checkpoint()` Taylor Blau
2023-10-17 16:31   ` [PATCH v2 3/7] bulk-checkin: factor out `truncate_checkpoint()` Taylor Blau
2023-10-17 16:31   ` [PATCH v2 4/7] bulk-checkin: factor our `finalize_checkpoint()` Taylor Blau
2023-10-17 16:31   ` [PATCH v2 5/7] bulk-checkin: introduce `index_blob_bulk_checkin_incore()` Taylor Blau
2023-10-18  2:18     ` Junio C Hamano
2023-10-18 16:34       ` Taylor Blau
2023-10-17 16:31   ` [PATCH v2 6/7] bulk-checkin: introduce `index_tree_bulk_checkin_incore()` Taylor Blau
2023-10-17 16:31   ` [PATCH v2 7/7] builtin/merge-tree.c: implement support for `--write-pack` Taylor Blau
2023-10-18 17:07 ` [PATCH v3 00/10] merge-ort: implement support for packing objects together Taylor Blau
2023-10-18 17:07   ` [PATCH v3 01/10] bulk-checkin: factor out `format_object_header_hash()` Taylor Blau
2023-10-18 17:07   ` [PATCH v3 02/10] bulk-checkin: factor out `prepare_checkpoint()` Taylor Blau
2023-10-18 17:07   ` [PATCH v3 03/10] bulk-checkin: factor out `truncate_checkpoint()` Taylor Blau
2023-10-18 17:07   ` [PATCH v3 04/10] bulk-checkin: factor out `finalize_checkpoint()` Taylor Blau
2023-10-18 17:08   ` [PATCH v3 05/10] bulk-checkin: extract abstract `bulk_checkin_source` Taylor Blau
2023-10-18 23:10     ` Junio C Hamano
2023-10-19 15:19       ` Taylor Blau
2023-10-19 17:55         ` Junio C Hamano
2023-10-18 17:08   ` [PATCH v3 06/10] bulk-checkin: implement `SOURCE_INCORE` mode for `bulk_checkin_source` Taylor Blau
2023-10-18 17:08   ` [PATCH v3 07/10] bulk-checkin: generify `stream_blob_to_pack()` for arbitrary types Taylor Blau
2023-10-18 17:08   ` [PATCH v3 08/10] bulk-checkin: introduce `index_blob_bulk_checkin_incore()` Taylor Blau
2023-10-18 23:18     ` Junio C Hamano
2023-10-19 15:30       ` Taylor Blau
2023-10-18 17:08   ` [PATCH v3 09/10] bulk-checkin: introduce `index_tree_bulk_checkin_incore()` Taylor Blau
2023-10-18 17:08   ` [PATCH v3 10/10] builtin/merge-tree.c: implement support for `--write-pack` Taylor Blau
2023-10-18 18:32 ` [PATCH v4 00/17] bloom: changed-path Bloom filters v2 (& sundries) Taylor Blau
2023-10-18 18:32   ` [PATCH v4 01/17] t/t4216-log-bloom.sh: harden `test_bloom_filters_not_used()` Taylor Blau
2023-10-18 18:32   ` [PATCH v4 02/17] revision.c: consult Bloom filters for root commits Taylor Blau
2023-10-18 18:32   ` [PATCH v4 03/17] commit-graph: ensure Bloom filters are read with consistent settings Taylor Blau
2023-10-18 18:32   ` [PATCH v4 04/17] gitformat-commit-graph: describe version 2 of BDAT Taylor Blau
2023-10-18 18:32   ` [PATCH v4 05/17] t/helper/test-read-graph.c: extract `dump_graph_info()` Taylor Blau
2023-10-18 18:32   ` [PATCH v4 06/17] bloom.h: make `load_bloom_filter_from_graph()` public Taylor Blau
2023-10-18 18:32   ` [PATCH v4 07/17] t/helper/test-read-graph: implement `bloom-filters` mode Taylor Blau
2023-10-18 18:32   ` [PATCH v4 08/17] t4216: test changed path filters with high bit paths Taylor Blau
2023-10-18 18:32   ` [PATCH v4 09/17] repo-settings: introduce commitgraph.changedPathsVersion Taylor Blau
2023-10-18 18:32   ` [PATCH v4 10/17] commit-graph: new filter ver. that fixes murmur3 Taylor Blau
2023-10-18 18:33   ` [PATCH v4 11/17] bloom: annotate filters with hash version Taylor Blau
2023-10-18 18:33   ` [PATCH v4 12/17] bloom: prepare to discard incompatible Bloom filters Taylor Blau
2023-10-18 18:33   ` [PATCH v4 13/17] commit-graph.c: unconditionally load " Taylor Blau
2023-10-18 18:33   ` [PATCH v4 14/17] commit-graph: drop unnecessary `graph_read_bloom_data_context` Taylor Blau
2023-10-18 18:33   ` [PATCH v4 15/17] object.h: fix mis-aligned flag bits table Taylor Blau
2023-10-18 18:33   ` [PATCH v4 16/17] commit-graph: reuse existing Bloom filters where possible Taylor Blau
2023-10-18 18:33   ` [PATCH v4 17/17] bloom: introduce `deinit_bloom_filters()` Taylor Blau
2023-10-18 23:26   ` [PATCH v4 00/17] bloom: changed-path Bloom filters v2 (& sundries) Junio C Hamano
2023-10-20 17:27     ` Taylor Blau
2023-10-23 20:22       ` SZEDER Gábor
2023-10-30 20:24         ` Taylor Blau
2024-01-16 22:08   ` [PATCH v5 " Taylor Blau
2024-01-16 22:09     ` [PATCH v5 01/17] t/t4216-log-bloom.sh: harden `test_bloom_filters_not_used()` Taylor Blau
2024-01-16 22:09     ` [PATCH v5 02/17] revision.c: consult Bloom filters for root commits Taylor Blau
2024-01-16 22:09     ` [PATCH v5 03/17] commit-graph: ensure Bloom filters are read with consistent settings Taylor Blau
2024-01-16 22:09     ` [PATCH v5 04/17] gitformat-commit-graph: describe version 2 of BDAT Taylor Blau
2024-01-16 22:09     ` [PATCH v5 05/17] t/helper/test-read-graph.c: extract `dump_graph_info()` Taylor Blau
2024-01-16 22:09     ` [PATCH v5 06/17] bloom.h: make `load_bloom_filter_from_graph()` public Taylor Blau
2024-01-16 22:09     ` [PATCH v5 07/17] t/helper/test-read-graph: implement `bloom-filters` mode Taylor Blau
2024-01-16 22:09     ` [PATCH v5 08/17] t4216: test changed path filters with high bit paths Taylor Blau
2024-01-16 22:09     ` [PATCH v5 09/17] repo-settings: introduce commitgraph.changedPathsVersion Taylor Blau
2024-01-29 21:26       ` SZEDER Gábor
2024-01-29 23:58         ` Taylor Blau
2024-01-16 22:09     ` [PATCH v5 10/17] commit-graph: new Bloom filter version that fixes murmur3 Taylor Blau
2024-01-16 22:09     ` [PATCH v5 11/17] bloom: annotate filters with hash version Taylor Blau
2024-01-16 22:09     ` [PATCH v5 12/17] bloom: prepare to discard incompatible Bloom filters Taylor Blau
2024-01-16 22:09     ` [PATCH v5 13/17] commit-graph.c: unconditionally load " Taylor Blau
2024-01-16 22:09     ` [PATCH v5 14/17] commit-graph: drop unnecessary `graph_read_bloom_data_context` Taylor Blau
2024-01-16 22:09     ` [PATCH v5 15/17] object.h: fix mis-aligned flag bits table Taylor Blau
2024-01-16 22:09     ` [PATCH v5 16/17] commit-graph: reuse existing Bloom filters where possible Taylor Blau
2024-01-16 22:09     ` [PATCH v5 17/17] bloom: introduce `deinit_bloom_filters()` Taylor Blau

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