linux-kernel - Re: [RFC][PATCH] Pseudo-random number generator

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Message-Id: <200612071606.33951.arnd@arndb.de>
Date:	Thu, 7 Dec 2006 16:06:33 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Jan Glauber <jan.glauber@...ibm.com>
Cc:	linux-crypto <linux-crypto@...r.kernel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH] Pseudo-random number generator

On Friday 01 December 2006 14:19, Jan Glauber wrote:
> I've chosen the char driver since it allows the user to decide which pseudo-random
> numbers he wants to use. That means there is a new interface for the s390
> PRNG, called /dev/prandom.
> 
> I would like to know if there are any objections, especially with the chosen device
> name.

This may be a stupid question, but what is it _good_ for? My understanding is
that the crypt_s390_kmc() opcodes work in user mode as well as kernel mode, so
you should not need a character device at all, but maybe just a small tool
that spits prandom data to stdout.

	Arnd <><
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