Re: [PATCH] API for true Random Number Generators to add entropy (2.6.11)

From: folkert@vanheusden.com
To: Andi Kleen <ak@muc.de>
Cc: Jeff Garzik <jgarzik@pobox.com>, Andrew Morton <akpm@osdl.org>,
	cryptoapi@lists.logix.cz, linux-kernel@vger.kernel.org,
	linux-crypto@vger.kernel.org, jmorris@redhat.com,
	herbert@gondor.apana.org.au
Subject: Re: [PATCH] API for true Random Number Generators to add entropy (2.6.11)
Date: Mon, 28 Mar 2005 17:24:10 +0200	[thread overview]
Message-ID: <20050328152409.GE943@vanheusden.com> (raw)
In-Reply-To: <20050328152043.GA26121@muc.de>

> > For joe-user imho it's better to do a check from a cronjob once a day. But for
> > high demand security, maybe make it pluggable? Like that a user can plug-in some
> > module which does the testing? Then you can have several kinds of tests
> > depending on your needs.
> In my old 2.4 patch there was a sysctl to turn off the kernel reseeding.
> If you turn it off you can do it in user space. That might be
> an option for the clinical paranoid. 
> BTW what do you do when the FIPS test fails? I dont see a good fallback
> path for this case.

Send a message to klogd and let read() block untill the test no longer fails.

Folkert van Heusden

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