From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: References: <20040615113816.02b911c5.schpoo@dartmouth.edu> <87zn73biui.fsf@amaterasu.srvr.nix> <25d101c453c1$9978f090$2000000a@schlepptopp> From: Nix In-Reply-To: <25d101c453c1$9978f090$2000000a@schlepptopp> (roland's message of "Wed, 16 Jun 2004 18:47:17 +0200") Message-ID: <87oenjb1vo.fsf@amaterasu.srvr.nix> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Subject: [uml-devel] Re: [BUG!?] Re: [uml-user] TUNSETIFF failed, errno = 16SIOCSIFFLAGS: Device or resource busy Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Wed, 16 Jun 2004 22:59:23 +0100 To: roland Cc: Naomi Fox , user-mode-linux-user@lists.sourceforge.net, user-mode-linux-devel@lists.sourceforge.net On Wed, 16 Jun 2004, roland stipulated: > hi! > >> > When I start up my UML, the networking works fine. If I bring down my >> > interface and attempt to bring it back up again, I get the following >> > message. >> > >> > # ifconfig eth0 down >> > # ifconfig eth0 up >> > TUNSETIFF failed, errno = 16SIOCSIFFLAGS: Device or resource busy > >> ... which it is: it's a component of the bridge, and doesn't have its >> own independent existence anymore. > > yes - and that is why we should somewhat call it a "bug" - because a > uml user indeed is allowed to bring down/up eth0, but he (usually) > isn't allowed to do something outside the uml. This is just the analogue of the way in which taking a link down from one end will automatically take it down at the other end, too. >> Either bring down br0, or bring down the UML side of the link. >> that is a workaround , not a solution. > i think UML needs some fix to handle tun/tap via bridge appropriately. Er, it works now. :) -- `We in no way believe that this Christ was a space alien.' --- A creationist website goes completely bonkers ------------------------------------------------------- This SF.Net email is sponsored by The 2004 JavaOne(SM) Conference Learn from the experts at JavaOne(SM), Sun's Worldwide Java Developer Conference, June 28 - July 1 at the Moscone Center in San Francisco, CA REGISTER AND SAVE! http://java.sun.com/javaone/sf Priority Code NWMGYKND _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel