linux-kernel - Re: [PATCH 6/7] random: make /dev/urandom scalable for silly userspace programs

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Message-ID: <CABSDX40G2V9w-OfGU7xP06V5qkreq89CmdaJDc89b-2EskhCQg@mail.gmail.com>
Date:   Sun, 21 Aug 2016 12:53:15 +0300
From:   Jan Varho <jan.varho@...il.com>
To:     "Theodore Ts'o" <tytso@....edu>
Cc:     Linux Kernel Developers List <linux-kernel@...r.kernel.org>,
        linux-crypto@...r.kernel.org, smueller@...onox.de,
        herbert@...dor.apana.org.au, andi@...stfloor.org,
        sandyinchina@...il.com, jsd@...n.com, hpa@...or.com
Subject: Re: [PATCH 6/7] random: make /dev/urandom scalable for silly
 userspace programs

On Mon, Jun 13, 2016 at 6:48 PM, Theodore Ts'o <tytso@....edu> wrote:
> +static inline void maybe_reseed_primary_crng(void)
> +{
> +       if (crng_init > 2 &&
> +           time_after(jiffies, primary_crng.init_time + CRNG_RESEED_INTERVAL))
> +               crng_reseed(&primary_crng, &input_pool);
> +}

Hi,

Is the above function (which is now in 4.8-rc2) supposed to do
something? It seems to have no callers and the maximum value of
crng_init is 2.
--
Jan Varho