From owner-freebsd-current@FreeBSD.ORG Tue Oct 19 05:45:37 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DAB5F16A4CE for ; Tue, 19 Oct 2004 05:45:37 +0000 (GMT) Received: from mail6.speakeasy.net (mail6.speakeasy.net [216.254.0.206]) by mx1.FreeBSD.org (Postfix) with ESMTP id A0C2A43D3F for ; Tue, 19 Oct 2004 05:45:37 +0000 (GMT) (envelope-from jmg@hydrogen.funkthat.com) Received: (qmail 20123 invoked from network); 19 Oct 2004 05:45:37 -0000 Received: from gate.funkthat.com (HELO hydrogen.funkthat.com) ([69.17.45.168]) (envelope-sender ) by mail6.speakeasy.net (qmail-ldap-1.03) with SMTP for ; 19 Oct 2004 05:45:37 -0000 Received: from hydrogen.funkthat.com (mdazwt@localhost.funkthat.com [127.0.0.1])i9J5jalb051313; Mon, 18 Oct 2004 22:45:37 -0700 (PDT) (envelope-from jmg@hydrogen.funkthat.com) Received: (from jmg@localhost) by hydrogen.funkthat.com (8.12.10/8.12.10/Submit) id i9J5jatV051312; Mon, 18 Oct 2004 22:45:36 -0700 (PDT) Date: Mon, 18 Oct 2004 22:45:36 -0700 From: John-Mark Gurney To: Sean McNeil Message-ID: <20041019054536.GH22681@funkthat.com> Mail-Followup-To: Sean McNeil , freebsd-current@freebsd.org References: <1097896460.1123.2.camel@server.mcneil.com> <20041018011235.GB22681@funkthat.com> <1098135068.2861.6.camel@server.mcneil.com> <20041018230208.GE22681@funkthat.com> <1098141908.3424.6.camel@server.mcneil.com> <20041019030909.GF22681@funkthat.com> <1098163629.57566.4.camel@server.mcneil.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1098163629.57566.4.camel@server.mcneil.com> User-Agent: Mutt/1.4.1i X-Operating-System: FreeBSD 4.2-RELEASE i386 X-PGP-Fingerprint: B7 EC EF F8 AE ED A7 31 96 7A 22 B3 D8 56 36 F4 X-Files: The truth is out there X-URL: http://resnet.uoregon.edu/~gurney_j/ X-Resume: http://resnet.uoregon.edu/~gurney_j/resume.html cc: freebsd-current@freebsd.org Subject: Re: re0 fix that works with polling X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: John-Mark Gurney List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Oct 2004 05:45:38 -0000 Sean McNeil wrote this message on Mon, Oct 18, 2004 at 22:27 -0700: > > Have you tried w/o running X? also, tried the bios setting to not > > assign an irq to the video card? I doubt that the extra interrupts > > would cause a problem... > > I can try this if you think it worthwhile. Remember, though, that all I > have to do to get it to work for the interrupt case is to decrease the > count number from 0x800 to 0x200. For polling, it doesn't work without > the timer interrupt because of apparent starvation. This sort of rules > out an interrupt sharing issue as polling is interrupt-less doesn't it? Hmmm... All of my testing was doing in interrupt mode, I haven't tried polling... I'm going to send you a patch that will print a message to the console if we run out of tx buffers... do you get a message from vls about ENOBUFS? tried running truss/ktrace to see if any of the send requests return ENOBUFS? -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."