linux-kernel - Re: [PATCH] checkpatch.pl: Relax commit ID check to allow more than 12 chars

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Message-ID: <3afee0493d3718f2e38b6c54dab23d38360cd5d0.camel@perches.com>
Date:   Sat, 04 Feb 2023 08:57:59 -0800
From:   Joe Perches <joe@...ches.com>
To:     Jonathan Neuschäfer <j.neuschaefer@....net>,
        linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Andy Whitcroft <apw@...onical.com>,
        Dwaipayan Ray <dwaipayanray1@...il.com>,
        Lukas Bulwahn <lukas.bulwahn@...il.com>
Subject: Re: [PATCH] checkpatch.pl: Relax commit ID check to allow more than
 12 chars

On Sun, 2023-01-29 at 09:52 -0800, Joe Perches wrote:
> On Sun, 2023-01-29 at 13:34 +0100, Jonathan Neuschäfer wrote:
> > By now, `git log --pretty=%h` (on my copy of linux.git) prints commit
> > hashes with 13 digits, because of the number of objects.
> > 
> > Relax the rule in checkpatch.pl to allow a few more digits (up to 16).
> 
> NAK without updating the process docs first.

btw: it looks like 12 will still be sufficient for awhile yet

$ git count
total 1154908
$ git -c core.abbrev=5 log --pretty=format:%h | \
  perl -nE 'chomp;say length' | sort | uniq -c | sort -n -k2
    198 5
 664613 6
 450955 7
  36667 8
   2312 9
    155 10
      8 11