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Subject: Re: [PATCH v4] checkpatch: add fix and improve warning msg for
 Non-standard signature
From:   Joe Perches <joe@perches.com>
To:     Lukas Bulwahn <lukas.bulwahn@gmail.com>
Cc:     Aditya Srivastava <yashsri421@gmail.com>,
        linux-kernel-mentees@lists.linuxfoundation.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Date:   Mon, 23 Nov 2020 23:26:36 -0800
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On Tue, 2020-11-24 at 07:54 +0100, Lukas Bulwahn wrote:
> On Mon, Nov 23, 2020 at 6:33 PM Joe Perches <joe@perches.com> wrote:
[]
> Maybe a patch reduced to the very obvious synonyms helps newcomers or
> people with lousy memory to be reminded that it is called
> "Co-developed-by:" not "Co-authored-by".

I have no issue with proximity matching for nominally invalid uses.
I think the method used wasn't great though.
For trivial spelling defects, levenshtein might work well enough.