Re: [RFC v1 for accelerated IPoIB 04/25] IB/verb: Add ipoib_options struct and API

["Vishwanathapura, Niranjana" <niranjana.vishwanathapura-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

On Wed, Mar 15, 2017 at 08:30:43AM +0200, Leon Romanovsky wrote:
>On Tue, Mar 14, 2017 at 10:11:49AM -0600, Jason Gunthorpe wrote:
>> On Tue, Mar 14, 2017 at 12:01:09AM -0700, Vishwanathapura, Niranjana wrote:
>> > On Mon, Mar 13, 2017 at 02:01:36PM -0600, Jason Gunthorpe wrote:
>> > >>+	/* multicast */
>> > >>+	int (*attach_mcast)(struct net_device *dev, struct ib_device *hca,
>> > >>+			    union ib_gid *gid, u16 lid, int set_qkey);
>> > >>+	int (*detach_mcast)(struct net_device *dev, struct ib_device *hca,
>> > >>+			    union ib_gid *gid, u16 lid);
>> > >
>> > >It would make more sense to store the struct ib_device pointer in the
>> > >struct rdma_netdev.
>> > >
>> >
>> > Agree that it shouldn't be a function parameters.
>> > For opa_vnic, I found it convenient to store ib_device pointer in client and
>> > device private structures as those will be available in most places anyhow.
>>
>> If vnic uses it too, then lets add the ib_device and port num to
>> rdma_netdev itself?
>
>Agree, at the end this rdma_netdev is intended for the drivers/infiniband
>and it is better to have this binding (rdma_netdev and ib_device) as early as possible.
>

I agree with adding ibdev and port num to rdma_netdev.

Niranjana

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