Re: [PATCH v3 0/2] vhost: Support external backend only vhost-user requests

[Maxime Coquelin <maxime.coquelin@redhat.com>]

On 3/19/19 11:54 AM, Maxime Coquelin wrote:
> The goals of this series is to provide more flexibility to external
> backends to implement their specific vhost-user request handling
> without having to patch vhost-user library.
> 
> First patch implements a new API for external backend to advertize
> its specific protocol features to vhost-user master.
> 
> Second patch ensures a request not handled by the vhost-user library
> but by the external backend only will not be treated as an error or
> make the vhost lib to crash.
> 
> Changes in v3:
> ==============
>   - Fix and improve comments (Ilya)
> 
> Changes in v2:
> ==============
>   - Remove 'skip_master' param from documentation (Ilya)
>   - Merge pre and post callback in a single one (Ilya)
> 
> Changes in v1:
> ==============
>   - Convert vhost-crypto to the API change (Ilya)
>   - Fix build with recent GCC (fall-through)
>   - Check request > VHOST_USER_NONE (Ilya)
>   - Remove 'Requested invalid message type' check (Ilya)
> 
> Changes in RFC v2:
> ==================
>   - Fix build & git message
>   - Add new enum for not handled messages & remove skip_master (Ilya)
> 
> Maxime Coquelin (2):
>    vhost: add API to set protocol features flags
>    vhost: support requests only handled by external backend
> 
>   lib/librte_vhost/rte_vhost.h           | 53 +++++++++--------
>   lib/librte_vhost/rte_vhost_version.map |  1 +
>   lib/librte_vhost/socket.c              | 14 +++++
>   lib/librte_vhost/vhost_crypto.c        | 10 +++-
>   lib/librte_vhost/vhost_user.c          | 82 ++++++++++++++++----------
>   5 files changed, 102 insertions(+), 58 deletions(-)
> 

Applied to dpdk-next-virtio/master branch.

Thanks,
Maxime