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From:   "Jason A. Donenfeld" <Jason@zx2c4.com>
Date:   Mon, 30 Apr 2018 00:43:48 +0200
Message-ID: <CAHmME9r5XNS_AU234vKbt9PoHGN3PooFSA8EqNfDRpBHREdQAQ@mail.gmail.com>
Subject: Re: Linux messages full of `random: get_random_u32 called from`
To:     Sultan Alsawaf <sultanxda@gmail.com>
Cc:     "Theodore Y. Ts'o" <tytso@mit.edu>, Pavel Machek <pavel@ucw.cz>,
        LKML <linux-kernel@vger.kernel.org>, Jann Horn <jannh@google.com>
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> -       if ((fast_pool->count < 64) &&
> -           !time_after(now, fast_pool->last + HZ))
> -               return;
> -

I suspect you still want the rate-limiting in place. But if you _do_
want to cheat like this, you could instead just modify the condition
to only relax the rate limiting when !crng_init().