On Fri, 25 Nov 2011 06:24:36 -0500
jamal <h...@cyberus.ca> wrote:

> Most hardware bridges out there support all different modes:
> You can have learning in the hardware or defer it to user/control plane
> by setting some flags. You can have broadcasting done in hardware or
> defer to user space. 
> The mods i was thinking of is to bring the Linux bridge to have the 
> same behavior. You then need to allow netlink updates of bridge MAC
> table from user space. There may be weaknesses with the current bridging
> code in relation to Vlans that may need to be addressed.
> 
> [But my concern was not so much the bridge - because changes are needed
> in that case; it is the "match, actionlist" that is already in place
> that got to me.]

The bridge module is already overly complex. Rather than adding more
modes, it should be split into separate modules. If you look at macvlan,
you will see it is already a subset of to bridge. Another example of
this is the team driver which is really just a subset of the bonding
code.

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