From owner-freebsd-current@FreeBSD.ORG Wed Jul 9 08:53:26 2003 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 B79FA37B401; Wed, 9 Jul 2003 08:53:26 -0700 (PDT) Received: from storm.FreeBSD.org.uk (storm.FreeBSD.org.uk [194.242.157.42]) by mx1.FreeBSD.org (Postfix) with ESMTP id B6D8B43F85; Wed, 9 Jul 2003 08:53:25 -0700 (PDT) (envelope-from mark@grondar.org) Received: from storm.FreeBSD.org.uk (Ugrondar@localhost [127.0.0.1]) by storm.FreeBSD.org.uk (8.12.9/8.12.9) with ESMTP id h69FrOE4009962; Wed, 9 Jul 2003 16:53:24 +0100 (BST) (envelope-from mark@grondar.org) Received: (from Ugrondar@localhost)h69FrO1w009961; Wed, 9 Jul 2003 16:53:24 +0100 (BST) X-Authentication-Warning: storm.FreeBSD.org.uk: Ugrondar set sender to mark@grondar.org using -f Received: from grondar.org (localhost [127.0.0.1])h69FoubN081076; Wed, 9 Jul 2003 16:50:57 +0100 (BST) (envelope-from mark@grondar.org) From: Mark Murray Message-Id: <200307091550.h69FoubN081076@grimreaper.grondar.org> To: Maxime Henrion , Warner Losh In-Reply-To: Your message of "Wed, 09 Jul 2003 17:40:06 +0200." <20030709154006.GG42121@elvis.mu.org> Date: Wed, 09 Jul 2003 16:50:56 +0100 Sender: mark@grondar.org X-Spam-Status: No, hits=0.2 required=5.0 tests=EMAIL_ATTRIBUTION,FROM_NO_LOWER,IN_REP_TO, QUOTED_EMAIL_TEXT,REPLY_WITH_QUOTES version=2.55 X-Spam-Checker-Version: SpamAssassin 2.55 (1.174.2.19-2003-05-19-exp) cc: current@freebsd.org Subject: Re: Broken ep0 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Jul 2003 15:53:27 -0000 Maxime Henrion writes: > > Can you have a look at this please? > > > > The symptoms are an ep0 that works for a few packets and then > > completely stops working. It doesn't respond to pings, nothing. > > I think you and/or Warner got mistaken. My last round of changes > to if_ep.c _fixed_ some race conditions that previously weren't a > problem, but became a problem once Warner flag'd the pccbb interrupts > INTR_MPSAFE. It's very possible that there are other problems left > in the ep(4) driver, but I highly doubt my changes to if_ep.c are the > culprit. I'm sorry but I can't do anything for you since I don't > even have ep(4) hardware here ; I was able to fix the race conditions > mentioned above because people reported panics with stacktrace that > made the problem obvious. OK - problem. I have a broken driver, with a dodgy patch to "fix" it, and you guys are both saying "not my problem". I'm quite happy to make it my problem, but I'll need a bit of help, please. Who is it going to be? M -- Mark Murray iumop ap!sdn w,I idlaH