🎈 perf(DPISDN-22): Prevent different upper-level applications from using the same virtual device.

Prevent different upper-level applications from using the same virtual device.

1 files changed, 11 insertions, 3 deletions

diff --git a/include/internal/vdev_define.h b/include/internal/vdev_define.h
index 276efaa..4112a88 100644
--- a/include/internal/vdev_define.h
+++ b/include/internal/vdev_define.h
@@ -1,8 +1,8 @@
 #pragma once
 
 #include <common.h>
-#include <rte_ether.h>
 #include <netinet/in.h>
+#include <rte_ether.h>
 #include <vnode.h>
 
 struct vdev_main;
@@ -17,12 +17,18 @@ enum vd_type
     VD_TYPE_MAX
 };
 
-enum
+enum link_status
 {
     LINK_DOWN = 0,
     LINK_UP
 };
 
+enum vdev_in_use
+{
+    VDEV_NOT_IN_USE = 0,
+    VDEV_IN_USE
+};
+
 struct vdev_stat_info
 {
     unsigned int nr_rxstream;
@@ -88,6 +94,8 @@ struct vdev
     unsigned int enable;
     /* 网卡状态 */
     uint8_t link_status;
+    /* Device usage status */
+    uint8_t in_use;
 
     /* representor config */
     struct
@@ -127,4 +135,4 @@ struct vdev_instance
     /* 统计信息暂存，用于统计速度 */
     struct vdev_stat_info stat_info_last;
     TAILQ_ENTRY(vdev_instance) next;
-};
\ No newline at end of file
+};