From owner-freebsd-threads@FreeBSD.ORG Tue May 3 14:35:53 2005 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9285516A4CE; Tue, 3 May 2005 14:35:53 +0000 (GMT) Received: from mailhost.stack.nl (vaak.stack.nl [131.155.140.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id 910A543D39; Tue, 3 May 2005 14:35:52 +0000 (GMT) (envelope-from marcolz@stack.nl) Received: from snail.stack.nl (snail.stack.nl [IPv6:2001:610:1108:5010::131]) by mailhost.stack.nl (Postfix) with ESMTP id 64C2B1F3DF; Tue, 3 May 2005 16:35:46 +0200 (CEST) Received: by snail.stack.nl (Postfix, from userid 333) id 58B6E22899; Tue, 3 May 2005 16:35:46 +0200 (CEST) Date: Tue, 3 May 2005 16:35:46 +0200 From: Marc Olzheim To: Daniel Eischen Message-ID: <20050503143546.GA12678@stack.nl> References: <20050503110818.GA66132@stack.nl> <20050503140029.GE66132@stack.nl> <20050503140736.GF66132@stack.nl> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="VS++wcV0S1rZb1Fb" Content-Disposition: inline In-Reply-To: <20050503140736.GF66132@stack.nl> X-Operating-System: FreeBSD snail.stack.nl 5.3-RELEASE-p9 FreeBSD 5.3-RELEASE-p9 X-URL: http://www.stack.nl/~marcolz/ User-Agent: Mutt/1.5.9i cc: Marc Olzheim cc: freebsd-threads@freebsd.org Subject: Re: Floating point exceptions with -pthread X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 May 2005 14:35:53 -0000 --VS++wcV0S1rZb1Fb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 03, 2005 at 04:07:36PM +0200, Marc Olzheim wrote: > On Tue, May 03, 2005 at 04:00:29PM +0200, Marc Olzheim wrote: > > > Yes, it should work fine. If you can verify the problem exists > > > (or doesn't) on -current, that might help. It sounds like FPU > > > context isn't getting saved/restored correctly in the kernel. > >=20 > > I don't have a -current machine with HyperThreading... :-/ > >=20 > > But I mailed a test program in a different thread; perhaps somebody else > > is willing to run it... >=20 > Ah, found an SMP, non-HT machine running: > FreeBSD office-install1.ilse.net 6.0-CURRENT FreeBSD 6.0-CURRENT #25: Mon= Apr 25 18:40:45 CEST 2005 root@office-install1.ilse.net:/usr/obj/usr/src/s= ys/CRASH i386 >=20 > Which has exactly the same problem. FYI: FreeBSD snail.stack.nl 5.3-RELEASE-p9 FreeBSD 5.3-RELEASE-p9 #8: Fri Apr 15= 12:46:13 CEST 2005 root@snail.stack.nl:/usr/obj/usr/src/sys/SNAIL i386 is safe. And although it's a dual athlon MP, I don't think that that really matters... Marc --VS++wcV0S1rZb1Fb Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFCd4xCezjnobFOgrERAlN4AJwMNaHJ/NugloR5tfbm0G8SWrblJgCfTog1 lopWhfEb4FK+7fb8PTKWv/o= =O8mZ -----END PGP SIGNATURE----- --VS++wcV0S1rZb1Fb--