From owner-freebsd-arch Wed Dec 1 14:28:56 1999 Delivered-To: freebsd-arch@freebsd.org Received: from ns1.yes.no (ns1.yes.no [195.204.136.10]) by hub.freebsd.org (Postfix) with ESMTP id 519EC14C2D for ; Wed, 1 Dec 1999 14:28:51 -0800 (PST) (envelope-from eivind@bitbox.follo.net) Received: from bitbox.follo.net (bitbox.follo.net [195.204.143.218]) by ns1.yes.no (8.9.3/8.9.3) with ESMTP id XAA02179 for ; Wed, 1 Dec 1999 23:28:07 +0100 (CET) Received: (from eivind@localhost) by bitbox.follo.net (8.8.8/8.8.6) id XAA79135 for freebsd-arch@freebsd.org; Wed, 1 Dec 1999 23:28:07 +0100 (MET) Received: from ind.alcatel.com (postal.xylan.com [208.8.0.248]) by hub.freebsd.org (Postfix) with ESMTP id D42D6151DF for ; Wed, 1 Dec 1999 14:25:39 -0800 (PST) (envelope-from wes@softweyr.com) Received: from mailhub.xylan.com (mailhub [198.206.181.70]) by ind.alcatel.com (8.9.3+Sun/8.9.1 (ind.alcatel.com 3.0 [OUT])) with SMTP id OAA23422; Wed, 1 Dec 1999 14:23:52 -0800 (PST) X-Origination-Site: Received: from omni.xylan.com by mailhub.xylan.com (SMI-8.6/SMI-SVR4 (mailhub 2.1 [HUB])) id OAA24194; Wed, 1 Dec 1999 14:23:51 -0800 Received: from softweyr.com (dyn0.utah.xylan.com) by omni.xylan.com (4.1/SMI-4.1 (xylan engr [SPOOL])) id AA28444; Wed, 1 Dec 99 14:23:40 PST Message-Id: <38459FEF.B04F4617@softweyr.com> Date: Wed, 01 Dec 1999 15:23:43 -0700 From: Wes Peters Organization: Softweyr LLC X-Mailer: Mozilla 4.61 [en] (X11; I; FreeBSD 3.3-RELEASE i386) X-Accept-Language: en Mime-Version: 1.0 To: "Richard Seaman, Jr." Cc: "Daniel M. Eischen" , arch@freebsd.org Subject: Re: Threads stuff References: <384270AE.D0250340@vigrid.com> <38440BAB.E547CA61@vigrid.com> <19991130122423.N29767@tar.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG "Richard Seaman, Jr." wrote: > > On Tue, Nov 30, 1999 at 12:38:51PM -0500, Daniel M. Eischen wrote: > > > I think we can perform thread switches totally in > > userland without any assistance from the kernel. > > This would be a big performance plus. Not if you want those threads to run on multiple processors in an SMP box. -- "Where am I, and what am I doing in this handbasket?" Wes Peters Softweyr LLC wes@softweyr.com http://softweyr.com/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message