Re: [PATCH RFC 3/3] RDMA/siw: Require non-zero 6-byte MACs for soft iWARP

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On Fri, May 05, 2023 at 11:43:11AM -0400, Chuck Lever wrote:
> From: Chuck Lever <chuck.lever@xxxxxxxxxx>
> 
> In the past, LOOPBACK and NONE (tunnel) devices had all-zero MAC
> addresses. siw_device_create() would fall back to copying the
> device's name in those cases, because an all-zero MAC address breaks
> the RDMA core IP-to-device lookup mechanism.

Why not just make up a dummy address in SIW? It shouldn't need to leak
out of it.. It is just some artifact of how the iWarp stuff has been
designed

Jason



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