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Re: Advice needed on IP-over-InfiniBand driver

To: "David S. Miller" <davem@xxxxxxxxxxxxx>
Subject: Re: Advice needed on IP-over-InfiniBand driver
From: jamal <hadi@xxxxxxxxxx>
Date: 19 Sep 2004 17:19:19 -0400
Cc: Roland Dreier <roland@xxxxxxxxxxx>, netdev@xxxxxxxxxxx
In-reply-to: <20040919140133.60ea3fb3.davem@xxxxxxxxxxxxx>
Organization: jamalopolous
References: <52fz5esxx6.fsf@xxxxxxxxxxx> <20040919140133.60ea3fb3.davem@xxxxxxxxxxxxx>
Reply-to: hadi@xxxxxxxxxx
Sender: netdev-bounce@xxxxxxxxxxx
On Sun, 2004-09-19 at 17:01, David S. Miller wrote:
> You probably want to be editing net/ipv4/arp.c and testing
> it about Infiniband.  Keep neighbour entries in the unresolved
> stated until both transitions are made:
> 
> 1) obtain 20 byte address
> 2) get response from IB subnet manager
> 
> Only store the destination GID in the neighbour entry,
> and only mark the neighbour entry as resolved once
> #2 above completes successfully.

Probably just easier to have his own private tables holding reference to
neighbor entries instead of polluting the neighbor tables.
Listens to ARP events - on state transition to/from reachable state he
queries his remote manager. 
Curious though if ARP still works even when that "path" thing hasnt been
resolved.

cheers,
jamal



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