Re: rdma-core 12 breaks libibverbs ABI

Christoph Hellwig
2017-01-31T20:37:58Z

On Tue, Jan 31, 2017 at 06:37:58PM +0000, Coulter, Susan K wrote:
> This is happening now - not in the future.
> LANL and other DOE labs already have OPA and IB/mlnx on the same host.

And have setups with up to three different providers :)

But the whole point is that the new rdma-core setup gives us a sane
way to handle this: patch your rdma-core tree with whatever vendor
updates you need, same as the kernel. The current model where vendors
supply a new libibverbs that has all kinds of incompatible hacks is
simply not sustainable.