Re: [PATCH v4 10/27] IB/Verbs: Reform cm related part in IB-core cma/ucm

[Jason Gunthorpe]

On Thu, Apr 16, 2015 at 10:08:10AM +0200, Michael Wang wrote:
> 
> Use raw management helpers to reform cm related part in IB-core cma/ucm.
> 
> These checks focus on the device cm type rather than the port capability,
> directly pass port 1 works currently, but can't support mixing cm type
> device in future.

After the discussion settled, I ended up thinking that implementing
explicit device checks, for use by CM, and the BUG_ON at register to
require all ports have the same value was the best option.

It also looks like hardwired 1 won't work on switch ports, so it is no-go.

Jason
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