Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin

From	Emese Revfy <re.emese@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin
Date	2016-05-31 00:40 +0200
Message-ID	<rEE0N-23u-9@gated-at.bofh.it> (permalink)
References	<rC6cW-39y-23@gated-at.bofh.it> <rC6cW-39y-21@gated-at.bofh.it> <rCotc-6fG-7@gated-at.bofh.it> <rCuff-1yS-5@gated-at.bofh.it> <rCxd7-3BQ-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Tue, 24 May 2016 19:55:17 -0700
Kees Cook <keescook@chromium.org> wrote:
 
> Yeah, answering "how random is this?" is not easy, but that's not what
> I meant. I'm more curious about specific build configs or hardware
> where calling get_random_int() early enough would always produce the
> same value (or the same value across all threads, etc), and in these
> cases, the new entropy should be visible when using the latent entropy
> plugin.

I booted minimal configs (not allnoconfig because it can't boot in qemu)
many times. I couldn't produce same values.

-- 
Emese

Thread

[PATCH v1 0/3] Introduce the latent_entropy gcc plugin Emese Revfy <re.emese@gmail.com> - 2016-05-24 00:10 +0200
  [PATCH v1 1/3] Add the latent_entropy gcc plugin Emese Revfy <re.emese@gmail.com> - 2016-05-24 00:10 +0200
    Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin Kees Cook <keescook@chromium.org> - 2016-05-24 19:40 +0200
      Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin Emese Revfy <re.emese@gmail.com> - 2016-05-24 23:20 +0200
      Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin "PaX Team" <pageexec@freemail.hu> - 2016-05-25 01:50 +0200
        Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin Kees Cook <keescook@chromium.org> - 2016-05-25 05:00 +0200
          Re: [PATCH v1 1/3] Add the latent_entropy gcc plugin Emese Revfy <re.emese@gmail.com> - 2016-05-31 00:40 +0200
  [PATCH v1 2/3] Mark functions with the latent_entropy attribute Emese Revfy <re.emese@gmail.com> - 2016-05-24 00:10 +0200
    Re: [PATCH v1 2/3] Mark functions with the latent_entropy attribute Kees Cook <keescook@chromium.org> - 2016-05-24 19:20 +0200
      Re: [PATCH v1 2/3] Mark functions with the latent_entropy attribute Emese Revfy <re.emese@gmail.com> - 2016-05-24 22:40 +0200
        Re: [PATCH v1 2/3] Mark functions with the latent_entropy attribute Kees Cook <keescook@chromium.org> - 2016-05-24 23:00 +0200
  [PATCH v1 3/3] Add the extra_latent_entropy kernel parameter Emese Revfy <re.emese@gmail.com> - 2016-05-24 00:20 +0200
    Re: [PATCH v1 3/3] Add the extra_latent_entropy kernel parameter Kees Cook <keescook@chromium.org> - 2016-05-24 19:10 +0200
      Re: [PATCH v1 3/3] Add the extra_latent_entropy kernel parameter Emese Revfy <re.emese@gmail.com> - 2016-05-24 22:30 +0200

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