[openib-general] Re: [RFC] [PATCH 1/2] multicast support for multiple users

[Hal Rosenstock]

On Thu, 2006-04-06 at 16:16, Sean Hefty wrote:
> Roland Dreier wrote:
> >  > +	dev = kmalloc(sizeof *dev + device->phys_port_cnt * sizeof *port,
> >  > +		      GFP_KERNEL);
> >  > +	if (!dev)
> >  > +		return;
> >  > +
> >  > +	for (i = 1; i <= device->phys_port_cnt; i++) {
> > 
> > Seems like this is implicitly assuming that the IB device is a CA.
> > 
> > Maybe we should give up the ghost and stop trying to support IB switches?
> 
> I can go either way here.  Would someone want to use this module on a switch? 

Yes. IPoIB can run on enhanced switch port 0.

-- Hal

> If so, I can fix up the code so that it can work on one, or at least change the 
> checks that the device is a CA.
> 
> I thought that someone was running at least ib_mad on a switch.  I'm just not 
> sure which other modules are likely to run on them.
> 
> - Sean
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