From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754874Ab2LLCIm (ORCPT ); Tue, 11 Dec 2012 21:08:42 -0500 Received: from cantor2.suse.de ([195.135.220.15]:42976 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754212Ab2LLCIl (ORCPT ); Tue, 11 Dec 2012 21:08:41 -0500 Date: Wed, 12 Dec 2012 13:08:26 +1100 From: NeilBrown To: =?UTF-8?Q?Ond=C5=99ej_B=C3=ADlka?= Cc: linux-kernel@vger.kernel.org Subject: Re: [RFC] AES instead of SHA1 for /dev/urandom Message-ID: <20121212130826.7940b428@notabene.brown> In-Reply-To: <20121212020354.GA30879@domone.kolej.mff.cuni.cz> References: <20121212020354.GA30879@domone.kolej.mff.cuni.cz> X-Mailer: Claws Mail 3.8.1 (GTK+ 2.24.10; x86_64-suse-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/ysHdE7xbkPINaMdELz+V/hR"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/ysHdE7xbkPINaMdELz+V/hR Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Wed, 12 Dec 2012 03:03:54 +0100 Ond=C5=99ej B=C3=ADlka wrote: > I consider to speed-up /dev/urandom on recent intel processors by > using hardware aes. Same for accelerated aes crypto. >=20 > Would you accept a patch if I wrote it? Have you read https://lwn.net/Articles/525459 ? In particular the paragraph containing: A member of the audience asked why the kernel couldn't just do away with the existing system and use the HWRNG directly. Does that answer your question in any way? NeilBrown >=20 > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ --Sig_/ysHdE7xbkPINaMdELz+V/hR Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iQIVAwUBUMfnGjnsnt1WYoG5AQLNIQ//bikDv5YNHy+mXfl2xve6UWSjrykYJAXv Ik1obBqVPEeiXkVcc5lYzySXr9Su/5rubj39avqm9krjqF/edcnT/r6BkvnUWqnQ 0bj5FVkrJdAIpjm5Fh9HTK1V81agB9S6dqfXo5ODEqXpiQVsUrJ2AaJyXFjk+88J h9ynhnjQ8QLgoAXySbSvUOnGB/Ho37EmTykKjVJn/XyVHzKoTpfk8BGMciJgW8T8 VTDkXwmLWi5UXXI0mhzwHuk+GOu3Pa3ZafQMz/gseylWBSCBwQCS5Uyc22CoGOgb QMKrTQ23rQqPkLCRzngi/blm2/vceewTTnBbvnJzDMRfU8A2FUcpCHZQ8jsLJ18o kpZuiNZAN3cGwTCaoYS+hN+oGteVhq9Zc9nN42SM5DVbJaR0tLrZV5WM+NDqpJdH vF2DEdUS7sTr24vH2AHYFY6aN6qf3v6eBDrNvtQ959BsU/PEER89KMhXx/Bj0fce mOBqNbtb0F1x8E3i/SOB/ZhudijlFwOEmyP3W1Gpqj0Hcgmgk7AFrOm6dqcqYYVV cYoD3kIcRDltNttZiZhe5bFrb4podORtMMnAinQsG+R7/Qi9bv8tNcFpKv3OT+A1 v5q3xVQ+KIox2YkWFbWT9FgGGypo78yveMPniQNMAzYIqBq9puSWclYRCKHqHirV /iuXRNU1WvI= =2A/9 -----END PGP SIGNATURE----- --Sig_/ysHdE7xbkPINaMdELz+V/hR--