linux-kernel - Re: [PATCH v4 2/4] Add the latent

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Message-ID: <20160621125807.GA19065@infradead.org>
Date:	Tue, 21 Jun 2016 05:58:07 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Emese Revfy <re.emese@...il.com>
Cc:	kernel-hardening@...ts.openwall.com, pageexec@...email.hu,
	spender@...ecurity.net, mmarek@...e.com, keescook@...omium.org,
	linux-kernel@...r.kernel.org, yamada.masahiro@...ionext.com,
	linux-kbuild@...r.kernel.org, tytso@....edu,
	akpm@...ux-foundation.org, linux-mm@...ck.org, axboe@...nel.dk,
	viro@...iv.linux.org.uk, paulmck@...ux.vnet.ibm.com,
	mingo@...hat.com, tglx@...utronix.de, bart.vanassche@...disk.com,
	davem@...emloft.net
Subject: Re: [PATCH v4 2/4] Add the latent_entropy gcc plugin

On Mon, Jun 20, 2016 at 08:41:19PM +0200, Emese Revfy wrote:
> --- /dev/null
> +++ b/scripts/gcc-plugins/latent_entropy_plugin.c
> @@ -0,0 +1,639 @@
> +/*
> + * Copyright 2012-2016 by the PaX Team <pageexec@...email.hu>
> + * Copyright 2016 by Emese Revfy <re.emese@...il.com>
> + * Licensed under the GPL v2
> + *
> + * Note: the choice of the license means that the compilation process is
> + *       NOT 'eligible' as defined by gcc's library exception to the GPL v3,
> + *       but for the kernel it doesn't matter since it doesn't link against
> + *       any of the gcc libraries

I remember we used to have architectures that actually linked against
libgcc.  Isn't that the case anymore?