From: Junio C Hamano <gitster@pobox.com>
To: Jeff King <peff@peff.net>
Cc: Taylor Blau <me@ttaylorr.com>,
git@vger.kernel.org, dstolee@microsoft.com, mhagger@alum.mit.edu
Subject: Re: [PATCH 0/3] commit-graph: write non-split graphs as read-only
Date: Tue, 21 Apr 2020 11:59:18 -0700 [thread overview]
Message-ID: <xmqqk128oebd.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <20200421070135.GA2906244@coredump.intra.peff.net> (Jeff King's message of "Tue, 21 Apr 2020 03:01:35 -0400")
Jeff King <peff@peff.net> writes:
>> Yes, I would say "always 0444" is wrong.
>
> I'm not sure. That's what we do for loose objects, packs, etc. The mode
> we feed to git_mkstemp_mode(), etc, is not the true mode we expect to
> end up with. We know that it will be modified by the umask, and then
> perhaps by adjust_shared_perm().
>
> If you are arguing that there are only two interesting modes: 0444 and
> 0666, and those could be represented by a read-only/read-write enum, I'd
> agree with that.
Yup, that is what I meant. I am aware that these 0444/0666 are
limited with umask at open(O_CREAT) time, and then we later call
adjust_shared_perm(). I thought Taylor meant to always make it
readable by everybody, which was the only point I was objecting to.
> Right. I think adjust_shared_perm() should already be doing what we
> want, and we should continue to call it. But it should not be
> responsible for this "read-only versus read-write" decision. That
> happens much earlier, and it adjusts as appropriate.
Yes.
next prev parent reply other threads:[~2020-04-21 18:59 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-20 22:50 [PATCH 0/3] commit-graph: write non-split graphs as read-only Taylor Blau
2020-04-20 22:51 ` [PATCH 1/3] tempfile.c: introduce 'create_tempfile_mode' Taylor Blau
2020-04-20 23:31 ` Junio C Hamano
2020-04-20 22:51 ` [PATCH 2/3] lockfile.c: introduce 'hold_lock_file_for_update_mode' Taylor Blau
2020-04-20 22:51 ` [PATCH 3/3] commit-graph.c: write non-split graphs as read-only Taylor Blau
2020-04-20 23:23 ` [PATCH 0/3] commit-graph: " Junio C Hamano
2020-04-20 23:39 ` Taylor Blau
2020-04-21 1:17 ` Junio C Hamano
2020-04-21 7:01 ` Jeff King
2020-04-21 18:59 ` Junio C Hamano [this message]
2020-04-27 16:27 ` [PATCH v2 0/4] " Taylor Blau
2020-04-27 16:27 ` [PATCH v2 1/4] tempfile.c: introduce 'create_tempfile_mode' Taylor Blau
2020-04-27 16:27 ` [PATCH v2 2/4] lockfile.c: introduce 'hold_lock_file_for_update_mode' Taylor Blau
2020-04-27 16:28 ` [PATCH v2 3/4] commit-graph.c: write non-split graphs as read-only Taylor Blau
2020-04-27 23:54 ` Junio C Hamano
2020-04-27 23:59 ` Taylor Blau
2020-04-28 0:25 ` Junio C Hamano
2020-04-28 3:34 ` Jeff King
2020-04-28 16:50 ` Junio C Hamano
2020-04-28 20:59 ` Jeff King
2020-04-28 21:05 ` Junio C Hamano
2020-04-28 21:08 ` Jeff King
2020-04-28 21:44 ` Taylor Blau
2020-04-28 21:58 ` Jeff King
2020-04-28 23:22 ` Junio C Hamano
2020-04-29 11:52 ` Derrick Stolee
2020-04-27 16:28 ` [PATCH v2 4/4] commit-graph.c: ensure graph layers respect core.sharedRepository Taylor Blau
2020-04-27 17:21 ` Taylor Blau
2020-04-27 20:58 ` Jeff King
2020-04-29 17:36 ` [PATCH v3 0/5] commit-graph: write non-split graphs as read-only Taylor Blau
2020-04-29 17:36 ` [PATCH v3 1/5] tempfile.c: introduce 'create_tempfile_mode' Taylor Blau
2020-04-29 17:36 ` [PATCH v3 2/5] lockfile.c: introduce 'hold_lock_file_for_update_mode' Taylor Blau
2020-04-29 17:36 ` [PATCH v3 3/5] commit-graph.c: write non-split graphs as read-only Taylor Blau
2020-04-29 17:36 ` [PATCH v3 4/5] commit-graph.c: ensure graph layers respect core.sharedRepository Taylor Blau
2020-04-29 17:36 ` [PATCH v3 5/5] commit-graph.c: make 'commit-graph-chain's read-only Taylor Blau
2020-05-01 5:52 ` [PATCH v3 0/5] commit-graph: write non-split graphs as read-only Jeff King
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