linux-kernel - Re: [PATCH v3 4/5] random: always wake up entropy writers after extraction

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Message-ID: <CAHmME9rNtcZfj5CmRarX3-MKBYVG0tTzu80Jmm=2peWp0zy2UA@mail.gmail.com>
Date:   Sat, 5 Feb 2022 23:38:07 +0100
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     LKML <linux-kernel@...r.kernel.org>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>
Cc:     Eric Biggers <ebiggers@...nel.org>,
        "Theodore Ts'o" <tytso@....edu>,
        Dominik Brodowski <linux@...inikbrodowski.net>
Subject: Re: [PATCH v3 4/5] random: always wake up entropy writers after extraction

A small correction in this:

On Sat, Feb 5, 2022 at 5:02 PM Jason A. Donenfeld <Jason@...c4.com> wrote:
> -               .mode           = 0644,
> +               .mode           = 0444,

We actually need to keep this at 644, so as not to break things that
rely on it. It will still do nothing, which is the same choice made
with "urandom_min_reseed_secs" - it's there but doesn't control
anything. So the above snippet is gone.