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Date: Tue, 23 Oct 2007 14:11:23 +0200 From: Thomas Graf <tgraf@...g.ch> To: Dan Williams <dcbw@...hat.com> Cc: "Denis V. Lunev" <den@...ru>, netdev@...r.kernel.org, "Denis V. Lunev" <den@...nvz.org>, "David S. Miller" <davem@...emloft.net>, Alexey Kuznetsov <kuznet@....inr.ac.ru> Subject: Re: Regression in current git - Network Manager fails (bisected) * Dan Williams <dcbw@...hat.com> 2007-10-22 11:57 > On Mon, 2007-10-22 at 13:22 +0400, Denis V. Lunev wrote: > > We have spent some time with the problem with Alexey and there are no > > guesses for now. > > > > Is it possible to name exact version of Network Manager and all > > libraries related + provide us an output of strace with full buffers > > send/received from netlink. Something like > > strace -v -x -s 32768 <nm> > > NM uses netlink in two places; libnl (from Thomas Graf) and some custom > code for listening for interface up/down events and wireless events. > > It looks like that code comes from libnl's lib/handlers.c where it > thinks the received message is invalid. > > I'm pretty sure the code that checks carrier status of the device isn't > libnl code; so maybe the error message (which should get fixed of > course) isn't in the same path as the link detection. > > The link detection comes from src/nm-netlink-monitor.c, so maybe we > should look at debugging there. The patch introduced a change in semantics because it removed the special ACK handling after a dump was started. I will look into this. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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