linux-kernel - Re: [PATCH v4 1/2] random: set fast pool count to zero in cpuhp prepare

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Message-ID: <CAHmME9q6gv8mseUUsYvj7t=m6h0cCfzj7TvFBJW-MSpV8L4fcQ@mail.gmail.com>
Date:   Thu, 17 Feb 2022 13:01:53 +0100
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     LKML <linux-kernel@...r.kernel.org>,
        Sebastian Siewior <bigeasy@...utronix.de>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        Sultan Alsawaf <sultan@...neltoast.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        "Theodore Ts'o" <tytso@....edu>
Subject: Re: [PATCH v4 1/2] random: set fast pool count to zero in cpuhp prepare

Alas I've finally realized the rollback logic makes this inoperable
too, in which those workers are unbound at one phase, but then we
never hit this stage, so we never zero them back. So, a v5 is coming
up, where I'll implement basically your exact suggestion from before.