From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH/RFC 0/7] Multiple simultaneously locked ref updates
Date: Thu, 29 Aug 2013 09:21:01 -0700
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References: <cover.1377784597.git.brad.king@kitware.com>
	<201308290932.18199.mfick@codeaurora.org>
	<521F6CF0.6040905@kitware.com>
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Cc: Martin Fick <mfick@codeaurora.org>, git@vger.kernel.org
To: Brad King <brad.king@kitware.com>
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In-Reply-To: <521F6CF0.6040905@kitware.com> (Brad King's message of "Thu, 29
	Aug 2013 11:46:56 -0400")
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Brad King <brad.king@kitware.com> writes:

> Nor should it in this case.  I was saying that the front-end
> needs to reject duplicate ref names from the stdin lines before
> trying to lock the ref twice to avoid this message.

How about trying not to feed duplicates?