Re: [PATCH net-next] bridge: implement multicast fast leave

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On Mon, Dec 03, 2012 at 07:53:16AM -0800, Stephen Hemminger wrote:
> On Mon,  3 Dec 2012 22:36:03 +0800
> Cong Wang <amwang@xxxxxxxxxx> wrote:
> 
> > Fast leave allows bridge to immediately stops the multicast
> > traffic on the port receives IGMP Leave when IGMP snooping is enabled,
> > no timeouts are observed.
> > 
> > Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
> > Cc: Stephen Hemminger <shemminger@xxxxxxxxxx>
> > Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
> > Signed-off-by: Cong Wang <amwang@xxxxxxxxxx>
> 
> I like the feature, and it looks like an oversight in the initial design.
> Why is this not the default, adding more options obscures it.

If the port has a bridge on it then you're toast.  I think this
should be a per-port option.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt


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