linux-kernel - Re: [PATCH] random: allow writes to /dev/urandom to influence fast init

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Message-ID: <CAHmME9oMeBqEa_GtGXDDVrVe+N=nJH8zB9APDb-mUxx+3_zouw@mail.gmail.com>
Date:   Thu, 24 Mar 2022 12:31:10 -0600
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Eric Biggers <ebiggers@...nel.org>
Cc:     "Alex Xu (Hello71)" <alex_y_xu@...oo.ca>,
        Jann Horn <jannh@...gle.com>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        Guenter Roeck <linux@...ck-us.net>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        "Theodore Ts'o" <tytso@....edu>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] random: allow writes to /dev/urandom to influence fast init

Hi Eric,

On Thu, Mar 24, 2022 at 12:27 PM Eric Biggers <ebiggers@...nel.org> wrote:
> The example in random(4) needs to be fixed too, right?
>
> https://man7.org/linux/man-pages/man4/random.4.html

Yes, that's always been wrong, at least for all of 2.6.... There are a
number of issues with the man page that I plan on addressing all at
once with a series.

Jason