From: Herbert Xu Subject: Re: Question - seeding the hw pseudo random number generator Date: Thu, 23 Mar 2017 17:44:06 +0800 Message-ID: <20170323094406.GA6848@gondor.apana.org.au> References: <20170318092554.lggkhfg5eko23o3k@kozik-lap> <20170320132858.GA27044@gondor.apana.org.au> <20170323082307.GB16625@Red> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Stephan =?iso-8859-1?Q?M=FCller?= , PrasannaKumar Muralidharan , Krzysztof Kozlowski , linux-crypto@vger.kernel.org, Matt Mackall , linux-arm-kernel@lists.infradead.org To: Corentin Labbe Return-path: Content-Disposition: inline In-Reply-To: <20170323082307.GB16625@Red> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org List-Id: linux-crypto.vger.kernel.org On Thu, Mar 23, 2017 at 09:23:07AM +0100, Corentin Labbe wrote: > > Problem with this conversion, a huge regression for user space. > Using hwrng is simple as cat /dev/hwrng. > Using algif_rng via AF_ALG is ... unusable for the moment. > Perhaps creating an user space tool (prng-tool which provide a cat /dev/hwrng replacement) is mandatory before any convertion. Stephan may have a tool to do this. Stephan? Thanks, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt