RE: [PATCH rdma-next 13/19] RDMA/netlink: Add netlink device definitions to UAPI

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> From: Jason Gunthorpe [mailto:jgunthorpe@xxxxxxxxxxxxxxxxxxxx]
> Sent: Wednesday, June 21, 2017 11:12 AM
> To: Leon Romanovsky <leon@xxxxxxxxxx>
> Cc: Doug Ledford <dledford@xxxxxxxxxx>; linux-rdma@xxxxxxxxxxxxxxx; Tung,
> Chien Tin <chien.tin.tung@xxxxxxxxx>; Steve Wise
> <swise@xxxxxxxxxxxxxxxxxxxxx>; Stephen Hemminger
> <stephen@xxxxxxxxxxxxxxxxxx>; Jiri Pirko <jiri@xxxxxxxxxxxx>; Ariel Almog
> <ariela@xxxxxxxxxxxx>; Linux Netdev <netdev@xxxxxxxxxxxxxxx>; Leon
> Romanovsky <leonro@xxxxxxxxxxxx>
> Subject: Re: [PATCH rdma-next 13/19] RDMA/netlink: Add netlink device
> definitions to UAPI
> 
> On Wed, Jun 21, 2017 at 09:05:22AM +0300, Leon Romanovsky wrote:
> >  	RDMA_NL_IWCM,
> >  	RDMA_NL_RSVD,
> >  	RDMA_NL_LS,	/* RDMA Local Services */
> > +	/*
> > +	 * RDMA_NL_I40IW not in use and it was added here by mistake,
> > +	 * but we need to keep it anyway, because it is UAPI and for
> > +	 * unknown reasons, someone in the field decided to replace "5"
> > +	 * with this define.
> > +	 */
> >  	RDMA_NL_I40IW,
> 
> Since this doesn't do anything, never did anything, I think you should just
> delete it. Anything in userspace that refers to this name is unconditionally
> broken and a compile failure is the better choice.
> 
> Jason

I agree.  Please delete RDMA_NL_I40IW.

Chien
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