netdev - Re: [ofa-general] Re: Re: [PATCH V3 0/7] net/bonding: ADD IPoIB support for the bonding driver

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Date:	Tue, 31 Jul 2007 17:19:12 +0300
From:	Or Gerlitz <ogerlitz@...taire.com>
To:	"Michael S. Tsirkin" <mst@....mellanox.co.il>
CC:	Moni Shoua <monisonlists@...il.com>, netdev@...r.kernel.org,
	Roland Dreier <rdreier@...co.com>, fubar@...ibm.com,
	davem@...emloft.net, general@...ts.openfabrics.org
Subject: Re: [ofa-general] Re: Re: [PATCH V3 0/7] net/bonding: ADD IPoIB support
 for	the bonding driver

Michael S. Tsirkin wrote:
> Maybe we could use hard_header_cache/header_cache_update methods instead of
> neighbour cleanup calls.

> To do this, it is possible that we'll have to switch from storing pointers
> inside the neighbour to keeping an index there, but I expect the
> performance impact to be minimal.
> 
> As a result, bonding would not have to copy pointers into ipoib module
> and module removal would get fixed.

To be precise, bonding will copy all the symbols it copies today from 
the slave module (ipoib), see bond_setup_by_slave() in patch 3/7, except 
for the neighbour cleanup callback which is copied through coping the 
neigh_setup function.

Or.



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