Re: [PATCH rdma-next 0/3] Add support for multicast in RoCEv2

[Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

On Mon, 2017-06-12 at 11:14 +0300, Leon Romanovsky wrote:
> This series from Noa enables multicast traffic over RoCE v2.
> 
> To allow this, several changes were required.
> 
> First of all, there is a need to validate MLID when link layer is
> Infiniband. This check is mandatory according to Infiniband spec
> but the MLID should be ignored for RoCE according to RoCEv2 Annex
> (Annex 17, A17.5.6).
> 
> Second, there is need to cange the mapping of IPv4 multicast
> addresses to MGIDs to be according to RoCEv2 Annex (A17.4.1.1 L3
> Addresses): GID = ::ffff:<IPv4 Address>
> 
> And third, multicast addresses need to be mapped to multicast MAC
> instead of searching for it in the GID table.
> 
> Thanks
> 
> Noa Osherovich (3):
>   IB/core: Fix the validations of a multicast LID in attach or detach
>     operations
>   IB/core: Set RoCEv2 MGID according to spec
>   IB/core: Add support for RoCEv2 multicast
> 
>  drivers/infiniband/core/cma.c   | 13 +++++----
>  drivers/infiniband/core/verbs.c | 62
> +++++++++++++++++++++++++++++++++++++----
>  include/rdma/ib_addr.h          |  8 +++++-
>  3 files changed, 70 insertions(+), 13 deletions(-)

Thanks, series applied.

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Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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