linux-kernel - Re: [Ksummit-2013-discuss] [PATCH] commit: Add -f, --fixes <commit> option to add Fixes: line

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20131027092313.GC13149@leaf>
Date:	Sun, 27 Oct 2013 09:23:13 +0000
From:	Josh Triplett <josh@...htriplett.org>
To:	Michel Lespinasse <walken@...gle.com>
Cc:	Michael Haggerty <mhagger@...m.mit.edu>,
	ksummit-2013-discuss@...ts.linuxfoundation.org,
	LKML <linux-kernel@...r.kernel.org>,
	ksummit-attendees@...ts.linuxfoundation.org,
	Git Mailing List <git@...r.kernel.org>,
	Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [Ksummit-2013-discuss] [PATCH] commit: Add -f, --fixes <commit>
 option to add Fixes: line

On Sun, Oct 27, 2013 at 01:03:47AM -0700, Michel Lespinasse wrote:
> On Sun, Oct 27, 2013 at 12:14 AM, Josh Triplett <josh@...htriplett.org> wrote:
> >> > +-f <commit>::
> >> > +--fixes=<commit>::
> >> > +   Add Fixes line for the specified commit at the end of the commit
> >> > +   log message.  This line includes an abbreviated commit hash for
> >> > +   the specified commit; the `core.abbrev` option determines the
> >> > +   length of the abbreviated commit hash used, with a minimum length
> >> > +   of 12 hex digits.
> >>
> >> You might also mention that the "Fixes:" line includes the old commit's
> >> subject line.
> >
> > I only mentioned the abbreviated commit hash because it was necessary to
> > explain the factors affecting hash length.  -s, above, doesn't mention
> > that the Signed-off-by line includes the name and email address of the
> > committer.
> 
> I do wonder, if we're going to bake into git the idea that too-short
> abbreviated sha1s don't make sense, why don't we just change the
> core.abbrev default to 12 everywhere rather than just in this one
> command ?

You won't get any argument from me on that one.  I personally would have
argued for making the hashes 40 characters always, but in any case
bumping up the default (and minimum) for core.abbrev seems entirely
sensible.

- Josh Triplett
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/