Re: [PATCH for-next] IB/cma: Fix gid type setting for RoCE

[Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

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On Fri, Aug 11, 2017 at 02:09:45AM -0700, Selvin Xavier wrote:
> RoCE gid_type should be 0 or 1 based on RoCE v1 or
> RoCE V2. Since bit mask is used now, cma_dev->default_gid_type
> is set to 2 (1 << IB_GID_TYPE_ROCE_UDP_ENCAP).
> Use the bit mask to check the prefered gid_type and
> assign the gid_type value to IB_GID_TYPE_ROCE(0) or
> IB_GID_TYPE_ROCE_UDP_ENCAP(1).
>
> Fixes: 3c7f67d1880d (IB/cma: Fix default RoCE type setting)
> Signed-off-by: Selvin Xavier <selvin.xavier-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
> Signed-off-by: Somnath Kotur <somnath.kotur-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
> ---
>  drivers/infiniband/core/cma.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>

Hi Selvin,

We tested a little bit simple version of this fix.
https://git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma.git/commit/?h=rdma-next&id=bf01e3dda415538fcb799bebfe60053cf6154490

Thanks,

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