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From: Mirko Faina <mroik@delayed.space>
To: Junio C Hamano <gitster@pobox.com>
Cc: git@vger.kernel.org, "Jeff King" <peff@peff.net>,
	"Jean-Noël Avila" <jn.avila@free.fr>,
	"Patrick Steinhardt" <ps@pks.im>, "Tian Yuchen" <cat@malon.dev>,
	"Ben Knoble" <ben.knoble@gmail.com>,
	"Johannes Sixt" <j6t@kdbg.org>,
	"Chris Torek" <chris.torek@gmail.com>,
	"Mirko Faina" <mroik@delayed.space>
Subject: Re: [PATCH v5] revision.c: implement --max-count-oldest
Date: Mon, 4 May 2026 15:08:14 +0200	[thread overview]
Message-ID: <afiZigRf8cSrEM_L@exploit> (raw)
In-Reply-To: <xmqqik93px8s.fsf@gitster.g>

On Mon, May 04, 2026 at 02:19:47PM +0900, Junio C Hamano wrote:
> Mirko Faina <mroik@delayed.space> writes:
> 
> > --max-count is a commit limiting option sets a maximum amount of commits
> > to be shown. If a user wants to see only the first N commits of the
> > history (the oldest commits) they'd have to combine --max-count with
> > --skip. This is not very user-friendly.
> 
> To use "--skip=<n>" for this purose, you'd need to know how many
> records are going to be omitted to begin with, but that means you'd
> run the command without count limitation once only to find out how
> many records there are.  "not very user-friendly" sounds like an
> understatement of the year.
> 
> They can do with something silly like
> 
>     git rev-list ... |
>     tail -n N |
>     xargs -n1 git show ...
> 
> and that does count as "not very user-friendly", I would think.

Will reword in v6.

> > Teach get_revision() the --max-count-oldest option.
> >
> > Signed-off-by: Mirko Faina <mroik@delayed.space>
> > ---
> >  Documentation/rev-list-options.adoc |  3 ++
> >  revision.c                          | 77 +++++++++++++++++++++++++++--
> >  revision.h                          |  2 +
> >  t/t4202-log.sh                      | 14 ++++++
> >  4 files changed, 93 insertions(+), 3 deletions(-)
> 
> It looks like this needs measurably smaller damage to the codebase
> than the other --reverse=before approach ;-).

Yes, the control flow of the program is also easier to read.

Thanks

  reply	other threads:[~2026-05-04 13:08 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-18 16:47 [PATCH] revision.c: implement --reverse=before for walks Mirko Faina
2026-04-18 18:20 ` Tian Yuchen
2026-04-18 18:42   ` Mirko Faina
2026-04-18 18:51     ` Mirko Faina
2026-04-20 16:06   ` Junio C Hamano
2026-04-20 17:08     ` Tian Yuchen
2026-04-20 23:50     ` Mirko Faina
2026-04-19 12:06 ` Ben Knoble
2026-04-19 18:11   ` Mirko Faina
2026-04-19 19:12     ` D. Ben Knoble
2026-04-19 20:31       ` Mirko Faina
2026-04-20  0:21         ` Jeff King
2026-04-20  9:33           ` Mirko Faina
2026-04-20 10:30             ` Mirko Faina
2026-04-21  3:48             ` Jeff King
2026-04-22 18:24         ` D. Ben Knoble
2026-04-22 19:42           ` Mirko Faina
2026-04-20  0:04 ` Jeff King
2026-04-20  9:22   ` Mirko Faina
2026-04-22  0:28 ` [PATCH v2 0/2] " Mirko Faina
2026-04-22  0:30   ` Mirko Faina
2026-04-23 22:51   ` [PATCH v3 " Mirko Faina
2026-04-23 22:51     ` [PATCH v3 1/2] " Mirko Faina
2026-04-28  1:45       ` Junio C Hamano
2026-04-23 22:52     ` [PATCH v3 2/2] revision.c: reduce memory usage on reverse before Mirko Faina
2026-04-27  0:24     ` [PATCH v4 0/2] revision.c: implement --reverse=before for walks Mirko Faina
2026-04-27  0:24       ` [PATCH v4 1/2] " Mirko Faina
2026-04-27  6:45         ` Junio C Hamano
2026-04-27  7:33           ` Johannes Sixt
2026-04-27 12:30             ` Junio C Hamano
2026-04-27 13:58               ` Chris Torek
2026-04-27 16:48           ` [PATCH v4 1/2] revision.c: implement -b-reverse=before " Mirko Faina
2026-04-28  1:46             ` Junio C Hamano
2026-04-28  1:45         ` [PATCH v4 1/2] revision.c: implement --reverse=before " Junio C Hamano
2026-04-27  0:24       ` [PATCH v4 2/2] revision.c: reduce memory usage on reverse before Mirko Faina
2026-04-28  1:46         ` Junio C Hamano
2026-04-30 19:52       ` [PATCH v5] revision.c: implement --max-count-oldest Mirko Faina
2026-05-04  5:19         ` Junio C Hamano
2026-05-04 13:08           ` Mirko Faina [this message]
2026-05-05 21:54         ` [PATCH v6] " Mirko Faina
2026-05-06  6:45           ` Johannes Sixt
2026-05-06 12:54             ` Mirko Faina
2026-05-07  9:20               ` Junio C Hamano
2026-05-08  0:09                 ` Mirko Faina
2026-05-09 12:46           ` Jean-Noël AVILA
2026-05-10  0:41             ` Mirko Faina
2026-05-09 21:01           ` Junio C Hamano
2026-05-10  0:48             ` Mirko Faina
2026-05-15 23:29           ` [PATCH v7] " Mirko Faina
2026-05-09 11:01         ` [PATCH v5] " Junio C Hamano
2026-05-10  0:36           ` Mirko Faina
2026-04-22  0:28 ` [PATCH v2 1/2] revision.c: implement --reverse=before for walks Mirko Faina
2026-04-22 22:44   ` Jeff King
2026-04-22 22:53     ` Mirko Faina
2026-04-22  0:28 ` [PATCH v2 2/2] revision.c: reduce memory usage on reverse before Mirko Faina

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