netdev - Re: Regression in current git - Network Manager fails (bisected)

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Message-ID: <20071023133823.GB8125@postel.suug.ch>
Date:	Tue, 23 Oct 2007 15:38:23 +0200
From:	Thomas Graf <tgraf@...g.ch>
To:	"Denis V. Lunev" <den@...ru>
Cc:	Dan Williams <dcbw@...hat.com>, 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)

* Denis V. Lunev <den@...ru> 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 <route/link>
>     .nlmsg_flags = 773 <REQUEST,ACK,ROOT,MATCH>
>     .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.
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