From owner-freebsd-net@FreeBSD.ORG Fri Dec 17 08:29:50 2004 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3A32716A4CE for ; Fri, 17 Dec 2004 08:29:50 +0000 (GMT) Received: from mp2.macomnet.net (mp2.macomnet.net [195.128.64.6]) by mx1.FreeBSD.org (Postfix) with ESMTP id 36F7443D46 for ; Fri, 17 Dec 2004 08:29:49 +0000 (GMT) (envelope-from maxim@macomnet.ru) Received-SPF: pass (mp2.macomnet.net: domain of maxim@macomnet.ru designates 127.0.0.1 as permitted sender) receiver=mp2.macomnet.net; client_ip=127.0.0.1; envelope-from=maxim@macomnet.ru; Received: from localhost (localhost [127.0.0.1]) by mp2.macomnet.net (8.12.11/8.12.11) with ESMTP id iBH8TlwK056735; Fri, 17 Dec 2004 11:29:47 +0300 (MSK) (envelope-from maxim@macomnet.ru) Date: Fri, 17 Dec 2004 11:29:47 +0300 (MSK) From: Maxim Konovalov To: gtg062h@mail.gatech.edu In-Reply-To: <7c8f279204121616256de97cfd@mail.gmail.com> Message-ID: <20041217112551.K56244@mp2.macomnet.net> References: <7c8f279204121616256de97cfd@mail.gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-SpamTest-Info: Profile: Formal (178/041216) X-SpamTest-Info: Profile: Detect Hard (4/030526) X-SpamTest-Info: Profile: SysLog X-SpamTest-Info: Profile: Marking - Keywords (2/030321) X-SpamTest-Status: Not detected X-SpamTest-Version: SMTP-Filter Version 2.0.0 [0124], SpamtestISP/Release cc: freebsd-net@freebsd.org Subject: Re: em0 link_state X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Dec 2004 08:29:50 -0000 On Thu, 16 Dec 2004, 19:25-0500, Josh Kayse wrote: > I was working on some test machines and using ifstated which uses the > KQUEUE event to register changes in link state. I noticed that > ifstated did register any events having to do with the em interfaces. > Looking through the code, it doesn't appear to support the KQUEUE > events. Am I correct in saying that? Correct. From kqueue.2: : The EVFILT_NETDEV filter is currently only implemented for devices : that use the miibus(4) driver for LINKUP and LINKDOWN operations. : Therefore, it will not work with many non-ethernet devices. -- Maxim Konovalov