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From: Mark Brown <broonie@kernel.org>
To: Andre Przywara <andre.przywara@arm.com>
Cc: Matt Mackall <mpm@selenic.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Mark Rutland <mark.rutland@arm.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Sudeep Holla <sudeep.holla@arm.com>,
	linux-crypto@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Ard Biesheuvel <ardb@kernel.org>, Will Deacon <will@kernel.org>,
	Ali Saidi <alisaidi@amazon.com>,
	Jon Nettleton <jon@solid-run.com>
Subject: Re: [PATCH v4 0/2] hwrng: Add Arm SMCCC TRNG based driver
Date: Mon, 2 Aug 2021 11:40:40 +0100	[thread overview]
Message-ID: <20210802104040.GA4668@sirena.org.uk> (raw)
In-Reply-To: <20210731204845.21196-1-andre.przywara@arm.com>

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On Sat, Jul 31, 2021 at 09:48:43PM +0100, Andre Przywara wrote:
> The "Arm True Random Number Generator Firmware Interface"[1] provides
> an SMCCC based interface to a true hardware random number generator.
> So far we are using that in arch_get_random_seed(), but it might be
> useful to expose the entropy through the /dev/hwrng device as well. This
> allows to assess the quality of the implementation, by using "rngtest"
> from the rng-tools package, for example.

Reviewed-by: Mark Brown <broonie@kernel.org>

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  parent reply	other threads:[~2021-08-02 10:40 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-31 20:48 Andre Przywara
2021-07-31 20:48 ` [PATCH v4 1/2] firmware: smccc: Register smccc_trng platform device Andre Przywara
2021-07-31 20:48 ` [PATCH v4 2/2] hwrng: Add Arm SMCCC TRNG based driver Andre Przywara
2021-08-01 16:26 ` [PATCH v4 0/2] " Ard Biesheuvel
2021-08-02 10:40 ` Mark Brown [this message]
2021-08-06 12:14 ` Herbert Xu

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