public inbox for git@vger.kernel.org 
 help / color / mirror / Atom feed
From: Junio C Hamano <gitster@pobox•com>
To: Jeff King <peff@peff•net>
Cc: Linus Torvalds <torvalds@linux-foundation•org>,
	Paul Tan <pyokagan@gmail•com>,
	Git Mailing List <git@vger•kernel.org>
Subject: Re: Small trivial annoyance with the nice new builtin "git am"
Date: Fri, 29 Jul 2016 10:15:26 -0700	[thread overview]
Message-ID: <xmqq7fc4pdqp.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <20160729155012.GA29773@sigill.intra.peff.net> (Jeff King's message of "Fri, 29 Jul 2016 11:50:12 -0400")

Jeff King <peff@peff•net> writes:

> On Thu, Jul 28, 2016 at 05:37:08PM -0700, Linus Torvalds wrote:
>
>> > and then to sprinkle calls liberally through builtin-ified programs when
>> > they move from one unit of work to the next.
>> 
>> Maybe we can just add it to the end of commit_tree_extended(), and
>> just say "the cache is reset between commits".
>> 
>> That way there is no sprinking in random places.
>
> Hmm, yeah, that might work. As you mentioned, there are cases where we
> really do want the timestamps to match (especially between author and
> committer). So we would not want this reset to kick in where callers
> would not want it.
>
> So I'm trying to play devil's advocate and think of a case where
> somebody would not want the time reset after creating a commit.
>
> One obvious impact would be reflog entries, since we would reset the
> time between the object creation and the ref write (so your reflog entry
> would sometimes be a second or more after the commit time it writes).
> I'm not sure how much anybody _cares_ about that; they're much less
> intimate than author/committer times.

As long as it is understood that a commit object is created and then
a ref is updated to point at it in this order, I do not think there
is any confusion on the party who reads the reflog, I would think.

  reply	other threads:[~2016-07-29 17:15 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-28 23:35 Small trivial annoyance with the nice new builtin "git am" Linus Torvalds
2016-07-28 23:47 ` Junio C Hamano
2016-07-29  0:29   ` Jeff King
2016-07-29  0:37     ` Linus Torvalds
2016-07-29 15:50       ` Jeff King
2016-07-29 17:15         ` Junio C Hamano [this message]
2016-07-29 18:05           ` [PATCH] reset cached ident date before creating objects Jeff King
2016-07-29 18:12             ` Linus Torvalds
2016-07-29 18:15             ` Junio C Hamano
2016-07-29 18:25               ` Jeff King
2016-07-30  2:11             ` Paul Tan
2016-07-30  2:41               ` Jeff King
2016-08-01 17:49                 ` Junio C Hamano
2016-08-01 17:58                   ` Junio C Hamano
2016-08-01 18:12                     ` Jeff King
2016-08-01 18:17                       ` Jeff King
2016-08-01 18:00                   ` Jeff King
2016-08-01 19:37                     ` Jeff King
2016-08-01 21:54                       ` Junio C Hamano
2016-08-01 22:00                         ` Jeff King
2016-07-29 18:10       ` Small trivial annoyance with the nice new builtin "git am" Junio C Hamano
2016-07-29 17:06     ` Junio C Hamano
2016-07-29  0:21 ` Jeff King
2016-07-29  0:32   ` Linus Torvalds
2016-07-29  8:19     ` Christian Couder
2016-07-29 17:18     ` Junio C Hamano

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=xmqq7fc4pdqp.fsf@gitster.mtv.corp.google.com \
    --to=gitster@pobox$(echo .)com \
    --cc=git@vger$(echo .)kernel.org \
    --cc=peff@peff$(echo .)net \
    --cc=pyokagan@gmail$(echo .)com \
    --cc=torvalds@linux-foundation$(echo .)org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox