linux-kernel - Re: Why are BSD-licensed LZ4 symbols GPL exported?

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Date:	Tue, 20 Aug 2013 18:11:48 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Richard Yao <ryao@...too.org>
Cc:	chanho.min@....com,
	Kernel development list <linux-kernel@...r.kernel.org>
Subject: Re: Why are BSD-licensed LZ4 symbols GPL exported?

On Thu, Aug 15, 2013 at 10:19:56PM -0400, Richard Yao wrote:
> Why are the LZ4 symbols being GPL-exported when the LZ4 code is
> BSD-licensed and no substantial changes appear to have been made when it
> was merged?

EXPORT_SYMBOL_GPL is intended an indication that using a symbol is 
likely to result in you producing a derived work of the kernel, and the 
kernel as a whole is under the GPL. It has nothing to do with additional 
licenses that individual pieces of code may be available under.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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