RE: [PATCH for-next 02/10] IB/hns: Register add_gid and del_gid for GID Table management

From: Salil Mehta
Date: Mon Sep 12 2016 - 23:28:25 EST




> -----Original Message-----
> From: Leon Romanovsky [mailto:leon@xxxxxxxxxx]
> Sent: Monday, September 12, 2016 1:40 PM
> To: Salil Mehta
> Cc: dledford@xxxxxxxxxx; Huwei (Xavier); oulijun; Zhuangyuzeng (Yisen);
> mehta.salil.lnk@xxxxxxxxx; linux-rdma@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx; Linuxarm
> Subject: Re: [PATCH for-next 02/10] IB/hns: Register add_gid and
> del_gid for GID Table management
>
> On Fri, Sep 02, 2016 at 05:37:17AM +0800, Salil Mehta wrote:
> > From: Lijun Ou <oulijun@xxxxxxxxxx>
> >
> > This patch adds support of add_gid() and del_gid() function in the
> > HNS RoCE driver for manipulation of the GID table associated with
> > port. This shall be used be used by CM when connection is
> > established.
> >
> > Signed-off-by: Lijun Ou <oulijun@xxxxxxxxxx>
> > Reviewed-by: Wei Hu <xavier.huwei@xxxxxxxxxx>
> > Signed-off-by: Salil Mehta <salil.mehta@xxxxxxxxxx>
> > ---
> > drivers/infiniband/hw/hns/hns_roce_main.c | 15 +++++++++++++++
> > 1 file changed, 15 insertions(+)
> >
> > diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c
> b/drivers/infiniband/hw/hns/hns_roce_main.c
> > index 39e69c3..4e93120 100644
> > --- a/drivers/infiniband/hw/hns/hns_roce_main.c
> > +++ b/drivers/infiniband/hw/hns/hns_roce_main.c
> > @@ -158,6 +158,19 @@ static void hns_roce_update_gids(struct
> hns_roce_dev *hr_dev, int port)
> > ib_dispatch_event(&event);
> > }
> >
> > +static int hns_roce_add_gid(struct ib_device *device, u8 port_num,
> > + unsigned int index, const union ib_gid *gid,
> > + const struct ib_gid_attr *attr, void **context)
> > +{
> > + return 0;
> > +}
> > +
> > +static int hns_roce_del_gid(struct ib_device *device, u8 port_num,
> > + unsigned int index, void **context)
> > +{
> > + return 0;
> > +}
>
> This patch makes no sense to me. It is the same as not write this
> functions at all.
I think you are correct. Will remove this patch.

Thanks
Salil
>
> > +
> > static int handle_en_event(struct hns_roce_dev *hr_dev, u8 port,
> > unsigned long event)
> > {
> > @@ -639,6 +652,8 @@ static int hns_roce_register_device(struct
> hns_roce_dev *hr_dev)
> > ib_dev->get_link_layer = hns_roce_get_link_layer;
> > ib_dev->get_netdev = hns_roce_get_netdev;
> > ib_dev->query_gid = hns_roce_query_gid;
> > + ib_dev->add_gid = hns_roce_add_gid;
> > + ib_dev->del_gid = hns_roce_del_gid;
> > ib_dev->query_pkey = hns_roce_query_pkey;
> > ib_dev->alloc_ucontext = hns_roce_alloc_ucontext;
> > ib_dev->dealloc_ucontext = hns_roce_dealloc_ucontext;
> > --
> > 1.7.9.5
> >
> > --
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