From 7588ebed5db36fe4178a42bb63634d481a4592f8 Mon Sep 17 00:00:00 2001 From: Jin Yu Date: Thu, 10 Oct 2019 04:48:31 +0800 Subject: [PATCH] vhost: add inflight structures This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- 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 c2ef65c740..7ed971bcd2 100644 --- a/lib/librte_vhost/rte_vhost.h +++ b/lib/librte_vhost/rte_vhost.h @@ -103,6 +103,49 @@ struct rte_vhost_memory { struct rte_vhost_mem_region regions[]; }; +struct rte_vhost_inflight_desc_split { + uint8_t inflight; + uint8_t padding[5]; + uint16_t next; + uint64_t counter; +}; + +struct rte_vhost_inflight_info_split { + uint64_t features; + uint16_t version; + uint16_t desc_num; + uint16_t last_inflight_io; + uint16_t used_idx; + struct rte_vhost_inflight_desc_split desc[0]; +}; + +struct rte_vhost_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 rte_vhost_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 rte_vhost_inflight_desc_packed desc[0]; +}; + struct rte_vhost_vring { union { struct vring_desc *desc; -- 2.20.1