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From: "Remo Senekowitsch" <remo@buenzli•dev>
To: "Martin von Zweigbergk" <martinvonz@google•com>,
	"Git Mailing List" <git@vger•kernel.org>
Cc: "Edwin Kempin" <ekempin@google•com>,
	"Scott Chacon" <scott@gitbutler•com>,
	"philipmetzger@bluewin•ch" <philipmetzger@bluewin•ch>
Subject: Re: Gerrit, GitButler, and Jujutsu projects collaborating on change-id commit footer
Date: Wed, 02 Apr 2025 21:34:18 +0200	[thread overview]
Message-ID: <D8WEKR5QQD3W.23CD3CXEPONGB@buenzli.dev> (raw)
In-Reply-To: <CAESOdVAspxUJKGAA58i0tvks4ZOfoGf1Aa5gPr0FXzdcywqUUw@mail.gmail.com>

Hi,

I would like to add one benefit to the list that I think is very important.
A change-id header would allow standalone code review tooling and Git forges
(e.g. GitHub, GitLab, Forgejo) to reliably track different versions of a patch.
This would enable much improved code review experiences, not unlike what Gerrit
users are enjoying already.

Mailing list oriented projects like Git itself and the Linux kernel actually
do code review more similar to the Gerrit model. There is a focus on the
individual commits -- what will eventually end up on the master branch.

A "force-push" to a PR/MR on a Git forge is conceptually similar to sending a
new patchset to a mailing list. However, some people don't like that, because
it makes it hard for reviewers to track what they have and haven't reviewed
already. Their answer to this problem is to sequentially add meaningless "fixup
commits" on top of a branch, making incremental code review easier. Often the
branch is later squashed, to clean up the history a little bit. But that also
loses important information in the process.

Mailing lists don't suffer from this as much, because mail clients don't go
out of their way to hide old patchset versions from users. However, they also
don't provide any tools to help code reviewers associate old and new versions
of patchsets. A change-id header could be essential in developing tooling
for mailing lists that track patchsets and even individual patches within
them across versions. Easily being able to view the interdiff between the
last-reviewed version of a patchset and its most recent version is tremendously
useful for any code review workflow.

So I think that almost all members of the broader Git ecosystem would benefit
in many ways from Git supporting this header directly.

Remo

  reply	other threads:[~2025-04-02 19:34 UTC|newest]

Thread overview: 118+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-02 18:48 Gerrit, GitButler, and Jujutsu projects collaborating on change-id commit footer Martin von Zweigbergk
2025-04-02 19:34 ` Remo Senekowitsch [this message]
2025-04-02 19:49   ` Konstantin Ryabitsev
2025-04-02 19:45 ` Konstantin Ryabitsev
2025-04-02 19:52 ` Martin von Zweigbergk
2025-04-03  9:09 ` Patrick Steinhardt
2025-04-03 10:38   ` Remo Senekowitsch
2025-04-03 11:06     ` Patrick Steinhardt
2025-04-03 15:56   ` Elijah Newren
2025-04-03 16:25     ` Remo Senekowitsch
2025-04-03 16:38       ` Elijah Newren
2025-04-03 21:46         ` Martin von Zweigbergk
2025-04-04  9:41     ` Patrick Steinhardt
2025-04-03 15:39 ` Elijah Newren
2025-04-03 16:40   ` Remo Senekowitsch
2025-04-03 22:11     ` Kane York
2025-04-04  2:28     ` Elijah Newren
2025-04-04  2:40       ` Elijah Newren
2025-04-04  3:47         ` Martin von Zweigbergk
2025-04-04  4:03           ` Nico Williams
2025-04-04  4:59           ` Elijah Newren
2025-04-04  5:21             ` Martin von Zweigbergk
2025-04-04  9:29               ` Patrick Steinhardt
2025-04-03 17:48   ` Theodore Ts'o
2025-04-03 20:31     ` Remo Senekowitsch
2025-04-05  2:09       ` Theodore Ts'o
2025-04-03 18:10   ` Nico Williams
2025-04-03 21:45     ` Remo Senekowitsch
     [not found]       ` <Z+8GoNrdaJlmNpGm@ubby>
2025-04-04  0:05         ` Remo Senekowitsch
2025-04-04  3:52           ` Nico Williams
2025-04-04  7:41             ` Remo Senekowitsch
2025-04-04 16:08               ` Nico Williams
2025-04-03 22:05     ` Martin von Zweigbergk
2025-04-03 22:13       ` Nico Williams
2025-04-03 22:47         ` Martin von Zweigbergk
2025-04-04  2:06           ` Elijah Newren
2025-04-04  3:11           ` Nico Williams
2025-04-04  4:08             ` Martin von Zweigbergk
2025-04-04  4:23               ` Nico Williams
2025-04-04  9:34                 ` Patrick Steinhardt
2025-04-04 16:04                   ` Nico Williams
2025-04-07  8:00                     ` Patrick Steinhardt
2025-04-07 20:59 ` Junio C Hamano
2025-04-07 21:36   ` Nico Williams
2025-04-08 12:55     ` Theodore Ts'o
2025-04-08 15:53       ` Nico Williams
2025-04-09 12:19         ` Theodore Ts'o
2025-04-09 12:56           ` Junio C Hamano
2025-04-09 19:13             ` Nico Williams
2025-04-10  8:29               ` Junio C Hamano
2025-04-10 21:40                 ` Martin von Zweigbergk
2025-04-09 16:54           ` Semantics of change IDs (Re: Gerrit, GitButler, and Jujutsu projects collaborating on change-id commit footer) Nico Williams
2025-04-09 18:02             ` Junio C Hamano
2025-04-09 18:35               ` Nico Williams
2025-04-09 19:14                 ` Eric Sunshine
2025-04-09 19:31                   ` Nico Williams
2025-04-10 13:44                 ` Theodore Ts'o
2025-04-10 16:18                   ` Junio C Hamano
2025-04-11 15:48                     ` Theodore Ts'o
2025-04-11 16:38                       ` Konstantin Ryabitsev
2025-04-11 17:44                       ` Junio C Hamano
2025-04-12 23:13                         ` Theodore Ts'o
2025-04-14 15:13                           ` Junio C Hamano
2025-04-15 22:30                             ` Remo Senekowitsch
2025-04-16  0:09                               ` Junio C Hamano
2025-04-16  0:21                               ` Jacob Keller
2025-04-15 21:38                           ` Jacob Keller
2025-04-14 19:54             ` D. Ben Knoble
2025-04-14 21:34               ` Nico Williams
2025-04-15 21:44               ` Jacob Keller
2025-04-16 11:36               ` Remo Senekowitsch
2025-04-22 20:17                 ` D. Ben Knoble
2025-04-22 22:24                   ` Remo Senekowitsch
2025-04-22 22:42                     ` Junio C Hamano
2025-04-22 22:51                       ` Nico Williams
2025-04-22 23:47                         ` Remo Senekowitsch
2025-04-23  0:32                           ` Nico Williams
2025-04-23  1:15                             ` Remo Senekowitsch
2025-04-23  4:45                               ` Nico Williams
2025-04-22 23:49                         ` Junio C Hamano
2025-04-23  1:02                           ` Nico Williams
2025-04-23  4:47                             ` Nico Williams
2025-04-22 23:21                       ` Remo Senekowitsch
2025-04-23  5:07                       ` Martin von Zweigbergk
2025-04-23 15:51                         ` Junio C Hamano
2025-04-23 16:19                           ` Martin von Zweigbergk
2025-06-06 13:04                             ` Toon Claes
     [not found]                   ` <aAgWytQNqtLzg2TU@ubby>
2025-04-23  0:25                     ` Remo Senekowitsch
2025-04-23  0:45                       ` Nico Williams
2025-04-23 12:58                         ` How GitLab does/doesn't need change IDs (was Re: Semantics of change IDs) Toon Claes
2025-04-23 18:59                           ` Nico Williams
2025-05-10 19:32                     ` Semantics of change IDs (Re: Gerrit, GitButler, and Jujutsu projects collaborating on change-id commit footer) D. Ben Knoble
2025-05-10 19:46                       ` D. Ben Knoble
2025-05-10 20:31                         ` Martin von Zweigbergk
2025-05-12 17:03                           ` Junio C Hamano
2025-05-12 17:19                             ` Martin von Zweigbergk
2025-05-14 14:38                               ` Junio C Hamano
2025-05-15 10:31                                 ` Oswald Buddenhagen
2025-05-15 16:32                                   ` Jacob Keller
2025-05-15 19:59                                     ` Junio C Hamano
2025-05-15 20:10                                       ` Nico Williams
     [not found]                           ` <aCJi+4q6DZhnfdy+@ubby>
2025-05-12 21:43                             ` Martin von Zweigbergk
2025-05-12 22:04                               ` brian m. carlson
2025-06-06 12:28                                 ` Toon Claes
2025-06-06 15:44                                   ` Junio C Hamano
2025-05-13 21:22                               ` D. Ben Knoble
2025-04-07 22:51   ` Gerrit, GitButler, and Jujutsu projects collaborating on change-id commit footer Remo Senekowitsch
2025-04-08  0:10   ` Junio C Hamano
2025-04-08  5:35     ` Martin von Zweigbergk
2025-04-08 14:27       ` Junio C Hamano
2025-04-08 15:58         ` Phillip Wood
2025-04-08 16:27           ` Nico Williams
2025-04-12 21:32           ` Junio C Hamano
2025-04-16  0:24         ` Jacob Keller
2025-05-14 15:08         ` Kristoffer Haugsbakk
2025-04-08 14:27       ` Junio C Hamano
2025-08-19 14:04 ` Askar Safin
2025-08-19 16:44   ` Ben Knoble

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