On 8/29/19 4:12 PM, JinYu wrote:
> This patch adds the inflight queue region structure include
> the split and packed.
>
> Signed-off-by: Lin Li <lili...@baidu.com>
> Signed-off-by: Xun Ni <ni...@baidu.com>
> Signed-off-by: Yu Zhang <zhangy...@baidu.com>
> Signed-off-by: Jin Yu <jin...@intel.com>
> ---
> lib/librte_vhost/rte_vhost.h | 43 ++++++++++++++++++++++++++++++++++++
> 1 file changed, 43 insertions(+)
>
> diff --git a/lib/librte_vhost/rte_vhost.h b/lib/librte_vhost/rte_vhost.h
> index 7257f0965..1d6b7a1cf 100644
> --- a/lib/librte_vhost/rte_vhost.h
> +++ b/lib/librte_vhost/rte_vhost.h
> @@ -102,6 +102,49 @@ struct rte_vhost_memory {
> struct rte_vhost_mem_region regions[];
> };
>
> +struct inflight_desc_split {
the struct names should be prefixed with rte_
as it is part of the API.
> + uint8_t inflight;
> + uint8_t padding[5];
> + uint16_t next;
> + uint64_t counter;
> +};
> +
> +struct inflight_info_split {
> + uint64_t features;
> + uint16_t version;
> + uint16_t desc_num;
> + uint16_t last_inflight_io;
> + uint16_t used_idx;
> + struct inflight_desc_split desc[0];
> +};
> +
> +struct inflight_desc_packed {
> + uint8_t inflight;
> + uint8_t padding;
> + uint16_t next;
> + uint16_t last;
> + uint16_t num;
> + uint64_t counter;
> + uint16_t id;
> + uint16_t flags;
> + uint32_t len;
> + uint64_t addr;
> + };
> +
> +struct inflight_info_packed {
> + uint64_t features;
> + uint16_t version;
> + uint16_t desc_num;
> + uint16_t free_head;
> + uint16_t old_free_head;
> + uint16_t used_idx;
> + uint16_t old_used_idx;
> + uint8_t used_wrap_counter;
> + uint8_t old_used_wrap_counter;
> + uint8_t padding[7];
> + struct inflight_desc_packed desc[0];
> +};
> +
> struct rte_vhost_vring {
> union {
> struct vring_desc *desc;
>
