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From: Junio C Hamano <gitster@pobox.com>
To: Elijah Newren <newren@gmail.com>
Cc: Taylor Blau <me@ttaylorr.com>,
	 git@vger.kernel.org,  "Eric W. Biederman" <ebiederm@gmail.com>,
	 Jeff King <peff@peff.net>,  Patrick Steinhardt <ps@pks.im>
Subject: Re: [PATCH v5 5/5] builtin/merge-tree.c: implement support for `--write-pack`
Date: Sat, 11 Nov 2023 09:27:42 +0900	[thread overview]
Message-ID: <xmqqmsvlrv5t.fsf@gitster.g> (raw)
In-Reply-To: <CABPp-BEfy9VOvimP9==ry_rZXu=metOQ8s=_-XiG_Pdx9c06Ww@mail.gmail.com> (Elijah Newren's message of "Fri, 10 Nov 2023 15:51:18 -0800")

Elijah Newren <newren@gmail.com> writes:

> I believe the above is built on an assumption that any objects written
> will not need to be read until after the merge is completed.  And we
> might have a nesting issue too...
> ...
> This is unsafe; the object may need to be read later within the same
> merge.

Thanks for a good analysis.  I agree.


  reply	other threads:[~2023-11-11  0:27 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-19 17:28 [PATCH v4 0/7] merge-ort: implement support for packing objects together Taylor Blau
2023-10-19 17:28 ` [PATCH v4 1/7] bulk-checkin: extract abstract `bulk_checkin_source` Taylor Blau
2023-10-20  7:35   ` Jeff King
2023-10-20 16:55     ` Junio C Hamano
2023-10-19 17:28 ` [PATCH v4 2/7] bulk-checkin: generify `stream_blob_to_pack()` for arbitrary types Taylor Blau
2023-10-19 17:28 ` [PATCH v4 3/7] bulk-checkin: refactor deflate routine to accept a `bulk_checkin_source` Taylor Blau
2023-10-19 17:28 ` [PATCH v4 4/7] bulk-checkin: implement `SOURCE_INCORE` mode for `bulk_checkin_source` Taylor Blau
2023-10-23  9:19   ` Patrick Steinhardt
2023-10-23 18:58     ` Jeff King
2023-10-24  6:34       ` Patrick Steinhardt
2023-10-24 17:08         ` Junio C Hamano
2023-10-19 17:28 ` [PATCH v4 5/7] bulk-checkin: introduce `index_blob_bulk_checkin_incore()` Taylor Blau
2023-10-19 17:28 ` [PATCH v4 6/7] bulk-checkin: introduce `index_tree_bulk_checkin_incore()` Taylor Blau
2023-10-19 17:29 ` [PATCH v4 7/7] builtin/merge-tree.c: implement support for `--write-pack` Taylor Blau
2023-10-19 21:47 ` [PATCH v4 0/7] merge-ort: implement support for packing objects together Junio C Hamano
2023-10-20  7:29 ` Jeff King
2023-10-20 16:53   ` Junio C Hamano
2023-10-23  9:19 ` Patrick Steinhardt
2023-10-23 22:44 ` [PATCH v5 0/5] " Taylor Blau
2023-10-23 22:44   ` [PATCH v5 1/5] bulk-checkin: extract abstract `bulk_checkin_source` Taylor Blau
2023-10-25  7:37     ` Jeff King
2023-10-25 15:39       ` Taylor Blau
2023-10-27 23:12       ` Junio C Hamano
2023-10-23 22:44   ` [PATCH v5 2/5] bulk-checkin: generify `stream_blob_to_pack()` for arbitrary types Taylor Blau
2023-10-23 22:45   ` [PATCH v5 3/5] bulk-checkin: introduce `index_blob_bulk_checkin_incore()` Taylor Blau
2023-10-25  7:58     ` Patrick Steinhardt
2023-10-25 15:44       ` Taylor Blau
2023-10-25 17:21         ` Eric Sunshine
2023-10-26  8:16           ` Patrick Steinhardt
2023-11-11  0:17           ` Elijah Newren
2023-10-23 22:45   ` [PATCH v5 4/5] bulk-checkin: introduce `index_tree_bulk_checkin_incore()` Taylor Blau
2023-10-23 22:45   ` [PATCH v5 5/5] builtin/merge-tree.c: implement support for `--write-pack` Taylor Blau
2023-10-25  7:58     ` Patrick Steinhardt
2023-10-25 15:46       ` Taylor Blau
2023-11-10 23:51     ` Elijah Newren
2023-11-11  0:27       ` Junio C Hamano [this message]
2023-11-11  1:34         ` Taylor Blau
2023-11-11  1:24       ` Taylor Blau
2023-11-13 22:05         ` Jeff King
2023-11-14  1:40           ` Junio C Hamano
2023-11-14  2:54             ` Elijah Newren
2023-11-14 21:55             ` Jeff King
2023-11-14  3:08           ` Elijah Newren
2023-11-13 22:02       ` Jeff King
2023-11-13 22:34         ` Taylor Blau
2023-11-14  2:50           ` Elijah Newren
2023-11-14 21:53             ` Jeff King
2023-11-14 22:04           ` Jeff King
2023-10-23 23:31   ` [PATCH v5 0/5] merge-ort: implement support for packing objects together Junio C Hamano
2023-11-06 15:46     ` Johannes Schindelin
2023-11-06 23:19       ` Junio C Hamano
2023-11-07  3:42       ` Jeff King
2023-11-07 15:58       ` Taylor Blau
2023-11-07 18:22         ` [RFC PATCH 0/3] replay: implement support for writing new objects to a pack Taylor Blau
2023-11-07 18:22           ` [RFC PATCH 1/3] merge-ort.c: finalize ODB transactions after each step Taylor Blau
2023-11-11  3:45             ` Elijah Newren
2023-11-07 18:22           ` [RFC PATCH 2/3] tmp-objdir: introduce `tmp_objdir_repack()` Taylor Blau
2023-11-08  7:05             ` Patrick Steinhardt
2023-11-09 19:26               ` Taylor Blau
2023-11-07 18:23           ` [RFC PATCH 3/3] builtin/replay.c: introduce `--write-pack` Taylor Blau
2023-11-11  3:42           ` [RFC PATCH 0/3] replay: implement support for writing new objects to a pack Elijah Newren
2023-11-11  4:04           ` Elijah Newren
2023-10-25  7:58   ` [PATCH v5 0/5] merge-ort: implement support for packing objects together Patrick Steinhardt

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