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Date:   Mon, 12 Aug 2019 12:45:04 -0700
From:   Nathan Chancellor <natechancellor@gmail.com>
To:     Jussi Kivilinna <jussi.kivilinna@iki.fi>
Cc:     Ralf Baechle <ralf@linux-mips.org>,
        Paul Burton <paul.burton@mips.com>,
        James Hogan <jhogan@kernel.org>,
        Nick Desaulniers <ndesaulniers@google.com>,
        linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org,
        clang-built-linux@googlegroups.com,
        Vladimir Serbinenko <phcoder@gmail.com>,
        gcrypt-devel <gcrypt-devel@gnupg.org>,
        Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: [PATCH 3/5] lib/mpi: Fix for building for MIPS32 with Clang
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On Mon, Aug 12, 2019 at 10:40:49PM +0300, Jussi Kivilinna wrote:
> That's quite complicated approach. Fast and easier process would be if you
> just own the patch yourself. Libgcrypt (and target file in libgcrypt) 
> is LGPL v2.1+, so the license is compatible with kernel and you are good 
> to go with just your own (kernel DCO) signed-off-by.
> 
> -Jussi

I have gone this route as another developer pointed out that we can
eliminate all of the inline asm umul_ppmm definitions because the kernel
requires GCC 4.6 and newer and that is completely different from the
libgcrypt patches.

https://lore.kernel.org/lkml/20190812193256.55103-1-natechancellor@gmail.com/

Thanks for weighing in and cheers!
Nathan