Re: [dpdk-dev] [PATCH v2 1/2] vhost: support inflight share memory protocol feature

[Tiwei Bie <tiwei.bie@intel.com>]

On Thu, Jul 11, 2019 at 10:39:46AM +0800, Yu, Jin wrote:
> > On Thu, Jul 11, 2019 at 10:09:26AM +0800, Yu, Jin wrote:
> > [...]
> > > > > +int __rte_experimental
> > > > > +rte_vhost_set_inflight_desc_split(int vid, uint16_t vring_idx,
> > > > > +		uint16_t idx);
> > > > [...]
> > > > > +int __rte_experimental
> > > > > +rte_vhost_clr_inflight_desc_split(int vid, uint16_t vring_idx,
> > > > > +		uint16_t last_used_idx, uint16_t idx);
> > > > [...]
> > > > > +int __rte_experimental
> > > > > +rte_vhost_set_last_inflight_io_split(int vid, uint16_t vring_idx,
> > > > > +		uint16_t idx);
> > > >
> > > > What will be different in the function prototype when we design
> > > > above three APIs for packed ring?
> > > The whole process is quite different as there are no avail ring and userd
> > ring.
> > 
> > I mean what will be different in the return value and parameters?
> > Could you show us the expected function prototypes (i.e. just the function
> > declarations) for packed ring?
> Sorry I am not sure, I am working on this.

It doesn't matter :)
But please consider it as part of the work in this series,
as it would be helpful for us to design the APIs if we know
the expected APIs for packed ring.

Thanks,
Tiwei