linux-kernel - RE: [PATCH for-next 02/10] IB/hns: Register add_gid and del

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Date:   Tue, 13 Sep 2016 03:27:53 +0000
From:   Salil Mehta <salil.mehta@...wei.com>
To:     Leon Romanovsky <leon@...nel.org>
CC:     "dledford@...hat.com" <dledford@...hat.com>,
        "Huwei (Xavier)" <xavier.huwei@...wei.com>,
        oulijun <oulijun@...wei.com>,
        "Zhuangyuzeng (Yisen)" <yisen.zhuang@...wei.com>,
        "mehta.salil.lnk@...il.com" <mehta.salil.lnk@...il.com>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linuxarm <linuxarm@...wei.com>
Subject: RE: [PATCH for-next 02/10] IB/hns: Register add_gid and del_gid for
 GID Table management



> -----Original Message-----
> From: Leon Romanovsky [mailto:leon@...nel.org]
> Sent: Monday, September 12, 2016 1:40 PM
> To: Salil Mehta
> Cc: dledford@...hat.com; Huwei (Xavier); oulijun; Zhuangyuzeng (Yisen);
> mehta.salil.lnk@...il.com; linux-rdma@...r.kernel.org; linux-
> kernel@...r.kernel.org; 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@...wei.com>
> >
> > 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@...wei.com>
> > Reviewed-by: Wei Hu <xavier.huwei@...wei.com>
> > Signed-off-by: Salil Mehta <salil.mehta@...wei.com>
> > ---
> >  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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