linux-kernel - Re: [PATCH] random: add a way to get some random bits into the entropy pools early on

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Date:	Tue, 25 Nov 2008 17:09:23 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	linux-kernel@...r.kernel.org, mpm@...enic.com
Subject: Re: [PATCH] random: add a way to get some random bits into the
 entropy pools early on

On Tue, 25 Nov 2008 13:26:00 -0800
Arjan van de Ven <arjan@...radead.org> wrote:

> currently the entropy pool gets seeded on the module_init() level, but there
> is at least one consumer of random bits (the oops ID that is printed as part
> of the oops).

There seems to be some missing text here.

> As a result of this, kerneloops.org is seeing a lot of oopses that all share
> the same 'random' number; which used to get filed away as "duplicate".
> 
> This patch adds a function to the random driver so that various pieces of
> the kernel can add random bits (but not entropy!) to the pool, to avoid
> this dupicate ID problem.
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