linux-kernel - Re: [PATCH AUTOSEL 5.17 16/43] random: use computational hash for entropy extraction

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Message-ID: <YkNP4mNOxA6pBqyi@mit.edu>
Date:   Tue, 29 Mar 2022 14:28:50 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     Michael Brooks <m@...etwater.ai>
Cc:     Eric Biggers <ebiggers@...gle.com>,
        Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, "Jason A. Donenfeld" <Jason@...c4.com>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jean-Philippe Aumasson <jeanphilippe.aumasson@...il.com>
Subject: Re: [PATCH AUTOSEL 5.17 16/43] random: use computational hash for
 entropy extraction

On Tue, Mar 29, 2022 at 10:34:49AM -0700, Michael Brooks wrote:
> I agree with Ted,  this patch is just to start the discussion on how
> we can safely remove these locks for the improvement of safety and
> security.  Both boot and interrupt benchmarks stand to benefit from a
> patch like this, so it is worth a deep dive.
> 
> Feedback welcome, I am always looking for ways I can be a better
> engineer, and a better hacker and a better person. And we are all here
> to make the very best kernel.

I think you're talking about a different patch than the one mentioned
in the subject line (which is upstream commit 6e8ec2552c7d, authored
by Jason)?

						- Ted