From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH/POC 2/7] Add new environment variable $GIT_SUPER_DIR
Date: Sat, 14 Dec 2013 11:43:52 -0800
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Cc: Git Mailing List <git@vger.kernel.org>,
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To: Duy Nguyen <pclouds@gmail.com>
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	(Duy Nguyen's message of "Sat, 14 Dec 2013 08:11:00 +0700")
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Duy Nguyen <pclouds@gmail.com> writes:

> The exception list could be equally long (most of them are *_HEAD).
> .git is also used for temporary files with mkstemp, but I think that's
> safe for sharing. What could break is when people add a new local
> *_HEAD and forget to update the exception list.

Sensible; it may be worth having the above to describe why we choose
to go that "share only the selected ones" route in one of the log
message and/or in-code comment.

Thanks.