From owner-freebsd-arch@FreeBSD.ORG Fri Dec 1 10:21:33 2006 Return-Path: X-Original-To: freebsd-arch@freebsd.org Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 24DE416A407; Fri, 1 Dec 2006 10:21:33 +0000 (UTC) (envelope-from phk@critter.freebsd.dk) Received: from phk.freebsd.dk (phk.freebsd.dk [130.225.244.222]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6CAED43CAA; Fri, 1 Dec 2006 10:21:19 +0000 (GMT) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (critter.freebsd.dk [192.168.48.2]) by phk.freebsd.dk (Postfix) with ESMTP id F28B5170C5; Fri, 1 Dec 2006 10:21:30 +0000 (UTC) To: Matthew Dillon From: "Poul-Henning Kamp" In-Reply-To: Your message of "Fri, 01 Dec 2006 02:09:31 PST." <200612011009.kB1A9VA8064231@apollo.backplane.com> Date: Fri, 01 Dec 2006 10:21:28 +0000 Message-ID: <3931.1164968488@critter.freebsd.dk> Sender: phk@critter.freebsd.dk Cc: Robert Watson , Ivan Voras , freebsd-arch@freebsd.org Subject: Re: a proposed callout API X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Dec 2006 10:21:33 -0000 In message <200612011009.kB1A9VA8064231@apollo.backplane.com>, Matthew Dillon w rites: >: >: http://www.ece.rice.edu/~willmann/pubs/paranet_tr06-872.pdf >: >:Robert N M Watson > > Oh, that paper. You know, I talked to Alan about that paper a while > back, but it isn't really possible to compare DragonFly side by side > with FreeBSD yet in an SMP environment because we still have a lot > of BGL junk in the network path, and because our interrupts are > still going to cpu #0. The code itself is mostly MP safe, and Jeff > has actually turned off the BGL in some of his own testing, but I > can't do it officially yet. In anycase, that is why DragonFly wasn't > used. So, like, why don't you work on that, instead of annoying us with your long lectures about how "The World Shall Be Ordered According To Me" ? Poul-Henning -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.