[dpdk-dev] [PATCH v4 1/6] vfio: allow DMA map of memory for the default vfio fd

[Thomas Monjalon]

30/03/2019 01:23, Thomas Monjalon:
> 10/03/2019 09:27, Shahaf Shuler:
> > Enable users the option to call rte_vfio_dma_map with request to map
> > to the default vfio fd.
> > 
> > Signed-off-by: Shahaf Shuler <shahafs at mellanox.com>
> > Acked-by: Anatoly Burakov <anatoly.burakov at intel.com>
> > ---
> > --- a/doc/guides/rel_notes/release_19_05.rst
> > +++ b/doc/guides/rel_notes/release_19_05.rst
> > @@ -136,6 +136,9 @@ ABI Changes
> > +* vfio: Functions ``rte_vfio_container_dma_map`` and
> > +  ``rte_vfio_container_dma_unmap`` have been extended with an option to
> > +  request mapping or un-mapping to the default vfio container fd.
> 
> Isn't it an API change rather than ABI?
> It is adding -1 as a special value, I think it is not breaking
> previous interface, and does not require a notification in the release notes.

I will move it to the "API changes" section.