From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Williams Subject: Re: Regression in current git - Network Manager fails (bisected) Date: Tue, 23 Oct 2007 10:10:18 -0400 Message-ID: <1193148618.8648.22.camel@localhost.localdomain> References: <20071022005857.GA6317@nineveh.local> <471C6BEC.4010604@sw.ru> <1193068645.30205.22.camel@localhost.localdomain> <20071023121123.GA8125@postel.suug.ch> <471DF28D.3030904@sw.ru> <20071023133823.GB8125@postel.suug.ch> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: "Denis V. Lunev" , netdev@vger.kernel.org, "Denis V. Lunev" , "David S. Miller" , Alexey Kuznetsov To: Thomas Graf Return-path: Received: from mx1.redhat.com ([66.187.233.31]:59628 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751827AbXJWOMM (ORCPT ); Tue, 23 Oct 2007 10:12:12 -0400 In-Reply-To: <20071023133823.GB8125@postel.suug.ch> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Tue, 2007-10-23 at 15:38 +0200, Thomas Graf wrote: > * Denis V. Lunev 2007-10-23 17:09 > > I have reproduced the problem with one-line test. > > ./nl-route-get 192.168.1.1 > > The problem is with this message: > > > > -- Debug: Sent Message: > > -------------------------- BEGIN NETLINK MESSAGE > > --------------------------- > > [HEADER] 16 octets > > .nlmsg_len = 20 > > .nlmsg_type = 18 > > .nlmsg_flags = 773 > > .nlmsg_seq = 1193143772 > > .nlmsg_pid = 8233 > > [PAYLOAD] 16 octets > > 00 1d fa 20 00 00 00 00 81 0e 02 00 00 00 00 00 ... ............ > > --------------------------- END NETLINK MESSAGE > > --------------------------- > > it starts dump and requests ACK. > > libnl sets the ACK bit for all requests unless the application > disables this behaviour. Should I make NM disable ACKs for now until it gets fixed? Dan