Re: [PATCH rdma-next v1 1/6] IB/uverbs: Allow CQ moderation with modify CQ

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On Mon, Oct 30, 2017 at 08:48:07AM -0600, Jason Gunthorpe wrote:
> On Sun, Oct 29, 2017 at 08:28:08PM +0200, Leon Romanovsky wrote:
>
> > > > +int ib_uverbs_ex_modify_cq(struct ib_uverbs_file *file,
> > > > +			   struct ib_device *ib_dev,
> > > > +			   struct ib_udata *ucore,
> > > > +			   struct ib_udata *uhw)
> > >
> > > Is this really a good idea?
> > >
> > > Why not ib_uverbs_set_cq_moderation ?
> >
> > It follows already existed ib_modify_cq(), see commit 2dd571622787
> > ("IB/core: Add support for modify CQ")
>
> And that function should have been called set_cq_moderation:
>
> + * ib_modify_cq - Modifies moderation params of the CQ
> + * @cq: The CQ to modify.
> + * @cq_count: number of CQEs that will trigger an event
> + * @cq_period: max period of time in usec before triggering an event
> + *
> + */
> +int ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period);

I see it differently, this is extendable version of modify_cq, which is
going to benefit all other users who will decide to extend it.

Thanks

>
> Jason

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