From owner-freebsd-stable@FreeBSD.ORG Wed Nov 17 19:52:54 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1896E106564A for ; Wed, 17 Nov 2010 19:52:54 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (mx0.zoral.com.ua [91.193.166.200]) by mx1.freebsd.org (Postfix) with ESMTP id A8CB98FC08 for ; Wed, 17 Nov 2010 19:52:53 +0000 (UTC) Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id oAHJqnW7027956 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 17 Nov 2010 21:52:49 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.4/8.14.4) with ESMTP id oAHJqnbl014095; Wed, 17 Nov 2010 21:52:49 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.4/8.14.4/Submit) id oAHJqnJW014094; Wed, 17 Nov 2010 21:52:49 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Wed, 17 Nov 2010 21:52:49 +0200 From: Kostik Belousov To: Mike Tancsa Message-ID: <20101117195249.GV2392@deviant.kiev.zoral.com.ua> References: <20101115211350.GE2392@deviant.kiev.zoral.com.ua> <4CE1FDBA.9030403@sentex.net> <20101116094330.GH2392@deviant.kiev.zoral.com.ua> <4CE300DE.8010304@sentex.net> <20101116221926.GN2392@deviant.kiev.zoral.com.ua> <4CE333EF.10406@sentex.net> <20101117163541.GR2392@deviant.kiev.zoral.com.ua> <4CE42A9A.5030001@sentex.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="RaRnhf7ZScGdjRjl" Content-Disposition: inline In-Reply-To: <4CE42A9A.5030001@sentex.net> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: clamav-milter 0.95.2 at skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-3.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00, DNS_FROM_OPENWHOIS autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua Cc: freebsd-stable@freebsd.org Subject: Re: Call for testers: FPU changes X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Nov 2010 19:52:54 -0000 --RaRnhf7ZScGdjRjl Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Nov 17, 2010 at 02:18:50PM -0500, Mike Tancsa wrote: > On 11/17/2010 11:35 AM, Kostik Belousov wrote: > > Meantime, the similar change may be beneficial for padlock(4) too. > > f you are going to test it, please note that most likely, openssl padlo= ck > > engine does not use padlock(4), I do not know for sure. > >=20 > > diff --git a/sys/crypto/via/padlock.c b/sys/crypto/via/padlock.c > > index 77e059b..ba63093 100644 > > --- a/sys/crypto/via/padlock.c > > +++ b/sys/crypto/via/padlock.c >=20 > Patch applied cleanly >=20 >=20 > Full results at the bottom of > http://www.tancsa.com/fpu.html >=20 > On large blocks, version 1 vs the above patch show no significant > difference. This is with openssl using the cryptodev engine. I also > compared to the openssl padlock engine which gave interesting results! >=20 >=20 >=20 > 0(via)# cat version1.txt | sed -e 's/k//g' | awk '{print $6}' > 1 > 0(via)# cat version2.txt | sed -e 's/k//g' | awk '{print $6}' > 2 > 0(via)# ministat 1 2 > x 1 > + 2 > N Min Max Median Avg Stdd= ev > x 30 2591851.6 6645345.1 4326340.6 4227917.6 1083181= .2 > + 30 2574883.9 8830282.8 4033610.4 4241195.6 1519334= .8 > No difference proven at 95.0% confidence >=20 > 0(via)# cat version1.txt | sed -e 's/k//g' | awk '{print $5}' > 1 > 0(via)# cat version2.txt | sed -e 's/k//g' | awk '{print $5}' > 2 > 0(via)# ministat 1 2 > N Min Max Median Avg Stdd= ev > x 30 1124673.3 2320883.7 1527677.1 1550631.9 295165= .4 > + 30 1069788.2 2508865.7 1594506.2 1588193.2 389414.= 33 > No difference proven at 95.0% confidence > 0(via)# >=20 Thank you once more. If nothing new pops up, I will commit the MFC tomorrow. Unfortunately, no suspend/resume testers appeared, so be it. --RaRnhf7ZScGdjRjl Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (FreeBSD) iEYEARECAAYFAkzkMpAACgkQC3+MBN1Mb4iFkACg8v1h1PSWe7Wav42kBe9qjU6X 8ygAn0pnKGWM+eVt2mQLi1vxT6EL98H7 =SUCo -----END PGP SIGNATURE----- --RaRnhf7ZScGdjRjl--