Re: [dpdk-dev] [PATCH v9 0/4] add support for packed ring in async vhost

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

On 4/27/21 10:03 AM, Cheng Jiang wrote:
> For now async vhost data path only supports split ring structure. In
> order to make async vhost compatible with virtio 1.1 spec this patch
> set cleans async split ring codes and enables packed ring in async
> vhost data path. Batch datapath is also enabled in async vhost
> packed ring.
> 
> v9:
>  * improve some variable initiation
>  * fix some variable names for consistency
>  * rebase on the latest code
> v8:
>  * fix some variable names for consistency
>  * clean codes
> v7:
>  * fix compile issues
>  * add argument *dev in vhost_free_async_mem() for ring type decision
> v6:
>  * fix some typos in commit log
>  * improve index usage
>  * remove shadow_ring_store()
>  * add store_dma_desc_info_split() store_dma_desc_info_packed()
>  * remove some checks in vhost_free_async_mem()
>  * change index calculation since the size isn't necessarily a power of 2
>  * move error handling in a dedicated function
>  * clean codes
> v5:
>  * clean some codes for packed ring datapath
>  * fix an index error in shadow_ring_store()
> v4:
>   * change the patch structure
>   * clean code for async split ring
>   * reuse some code from split ring
>   * change the error handler for DMA-copy packet
>   * add check for malloc
>   * remove useless code
>   * add doc update
> v3:
>   * fix error handler for DMA-copy packet
> v2:
>   * fix wrong buffer index in rte_vhost_poll_enqueue_completed()
>   * add async_buffers_packed memory free in vhost_free_async_mem()
> 
> Cheng Jiang (4):
>   vhost: abstract and reorganize async split ring code
>   vhost: add support for packed ring in async vhost
>   vhost: add batch datapath for async vhost packed ring
>   doc: add release note for vhost async packed ring
> 
>  doc/guides/rel_notes/release_21_05.rst |   4 +
>  lib/vhost/rte_vhost_async.h            |   1 +
>  lib/vhost/vhost.c                      |  79 +++-
>  lib/vhost/vhost.h                      |  15 +-
>  lib/vhost/virtio_net.c                 | 598 +++++++++++++++++++++----
>  5 files changed, 587 insertions(+), 110 deletions(-)
> 
> --
> 2.29.2
> 


Applied to dpdk-next-virtio/main.

Thanks,
Maxime