From owner-freebsd-arch Mon Nov 1 11:47:30 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 EFF3C14FF6 for ; Mon, 1 Nov 1999 11:47:27 -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 UAA06842 for ; Mon, 1 Nov 1999 20:47:25 +0100 (CET) Received: (from eivind@localhost) by bitbox.follo.net (8.8.8/8.8.6) id UAA74748 for freebsd-arch@freebsd.org; Mon, 1 Nov 1999 20:47:25 +0100 (MET) Received: from hda.hda.com (hda.bicnet.net [208.220.68.243]) by hub.freebsd.org (Postfix) with ESMTP id E6CDD14E8F for ; Mon, 1 Nov 1999 11:41:54 -0800 (PST) (envelope-from dufault@hda.hda.com) Received: (from dufault@localhost) by hda.hda.com (8.8.5/8.8.5) id OAA18744; Mon, 1 Nov 1999 14:36:22 -0500 (EST) From: Peter Dufault Message-Id: <199911011936.OAA18744@hda.hda.com> Subject: Re: Threads models and FreeBSD. In-Reply-To: <199911010221.TAA13961@mt.sri.com> from Nate Williams at "Oct 31, 99 07:21:20 pm" To: nate@mt.sri.com Date: Mon, 1 Nov 1999 14:36:22 -0500 (EST) Cc: julian@whistle.com, nate@mt.sri.com, freebsd-arch@freebsd.org X-Mailer: ELM [version 2.4ME+ PL25 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > but that's wrong.. the memory is shared.. > > only the %sp register is differnet.. > > Right, my bad. > > Here's what I wrote to Sean. > > Thread share everything that a normal process, including a > thread-specific stack which is used to keep each thread's context > seperate from one another. I haven't caught up with you guys yet. This is what I asked about POSIX threading before: can stack be private per thread? There are obvious cacheing advantages, especially with threads across multiple processors. I'll have to buy the spec. Peter -- Peter Dufault (dufault@hda.com) Realtime development, Machine control, HD Associates, Inc. Safety critical systems, Agency approval To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message