linux-kernel - Re: [PATCH 1/2] crypto: vmx - Adding asm subroutines for XTS

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Message-Id: <8737nep7a8.fsf@linux.vnet.ibm.com>
Date:	Wed, 13 Jul 2016 13:05:03 +1000
From:	Stewart Smith <stewart@...ux.vnet.ibm.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Paulo Flabiano Smorigo <pfsmorigo@...ux.vnet.ibm.com>
Cc:	"Leonidas S. Barbosa" <leosilva@...ux.vnet.ibm.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	linux-kernel@...r.kernel.org, Paul Mackerras <paulus@...ba.org>,
	"open list\:IBM Power VMX Cryptographic instructions" 
	<linux-crypto@...r.kernel.org>,
	"open list\:LINUX FOR POWERPC 32-BIT AND 64-BIT" 
	<linuxppc-dev@...ts.ozlabs.org>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 1/2] crypto: vmx - Adding asm subroutines for XTS

Stephen Rothwell <sfr@...b.auug.org.au> writes:
> On Mon, 11 Jul 2016 16:07:39 -0300 Paulo Flabiano Smorigo <pfsmorigo@...ux.vnet.ibm.com> wrote:
>>
>> diff --git a/drivers/crypto/vmx/aesp8-ppc.pl b/drivers/crypto/vmx/aesp8-ppc.pl
>> index 2280539..813ffcc 100644
>> --- a/drivers/crypto/vmx/aesp8-ppc.pl
>> +++ b/drivers/crypto/vmx/aesp8-ppc.pl
>> @@ -1,4 +1,11 @@
>> -#!/usr/bin/env perl
>> +#! /usr/bin/env perl
>> +# Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved.
>> +#
>> +# Licensed under the OpenSSL license (the "License").  You may not use
>> +# this file except in compliance with the License.  You can obtain a copy
>> +# in the file LICENSE in the source distribution or at
>> +# https://www.openssl.org/source/license.html
>
> So, I assume that this license is compatible with the GPLv2?

https://people.gnome.org/~markmc/openssl-and-the-gpl.html has an
explanation and points to:
https://www.openssl.org/docs/faq.html#LEGAL2

which makes it anything but clearer.

it appears the answer is "probably not, unless you have an explicit
exemption in your license"

-- 
Stewart Smith
OPAL Architect, IBM.