netdev - Re: [PATCH v2] neigh: set nud_state to NUD_INCOMPLETE when probing router reachability

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Message-Id: <1399999171.11539.116940145.6657B6F0@webmail.messagingengine.com>
Date:	Tue, 13 May 2014 09:39:31 -0700
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	Duan Jiong <duanj.fnst@...fujitsu.com>,
	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, jbenc@...hat.com
Subject: Re: [PATCH v2] neigh: set nud_state to NUD_INCOMPLETE when probing
 router reachability

On Mon, May 12, 2014, at 22:12, Duan Jiong wrote:
> In situation of connected router, the router which enter NUD_FAILED will
> never be choosed, and we only probe NUD_FAILED router's reachability by
> sending
> a single Neighbor Solicitation to that router's address.  Finally， we 
> still send packets out through the connected router.

I agree with the patch mostly. The reason why I would liked to see
another change without changing nud_state is that we export those states
to user space.

Greetings,

  Hannes
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