Subject: Re: [PATCH] Re: [PATCH] drivers/net: remove network drivers' last few uses of IRQF_SAMPLE_RANDOM

From: Alan Cox <[email-masked]>
Date: Fri, 16 May 2008 10:56:35 +0100

On Fri, 16 May 2008 02:27:36 +0200
Andi Kleen <[email-masked]> wrote:

> Jeff Garzik <[email-masked]> writes:
> >
> > A hw_random driver for TPM still needs to (a) parse the TPM header for
> > return code, (b) extract RNG bytes out at offset 14, and (c) figure
> > out some way to get a tpm_chip pointer.
> 
> (d) auto feed the information into random.c. Otherwise it'll be useless
> for most people.

No - you don't want to do FIPS randomness verification in kernel space.
Plus all the other random generator inputs are done via the user space
daemon as they should be.