vcl: support for eventfd mq signaling

[vpp.git] / src / vnet / session / segment_manager.h

diff --git a/src/vnet/session/segment_manager.h b/src/vnet/session/segment_manager.h
index 62e5e97..aae4f2e 100644 (file)
--- a/src/vnet/session/segment_manager.h
+++ b/src/vnet/session/segment_manager.h
@@ -17,7 +17,7 @@
 
 #include <vnet/vnet.h>
 #include <svm/svm_fifo_segment.h>
-#include <svm/queue.h>
+#include <svm/message_queue.h>
 #include <vlibmemory/api.h>
 #include <vppinfra/lock.h>
 #include <vppinfra/valloc.h>
@@ -32,8 +32,10 @@ typedef struct _segment_manager_properties
   /** Configured additional segment size */
   u32 add_segment_size;
 
-  /** Flag that indicates if additional segments should be created */
-  u8 add_segment;
+  /** Flags */
+  u8 add_segment:1;            /**< can add new segments */
+  u8 use_mq_eventfd:1;         /**< use eventfds for mqs */
+  u8 reserved:6;
 
   /** Segment type: if set to SSVM_N_TYPES, private segments are used */
   ssvm_segment_type_t segment_type;
@@ -61,7 +63,7 @@ typedef struct _segment_manager
   /**
    * App event queue allocated in first segment
    */
-  svm_queue_t *event_queue;
+  svm_msg_q_t *event_queue;
 } segment_manager_t;
 
 #define segment_manager_foreach_segment_w_lock(VAR, SM, BODY)          \
@@ -114,7 +116,7 @@ segment_manager_index (segment_manager_t * sm)
   return sm - segment_manager_main.segment_managers;
 }
 
-always_inline svm_queue_t *
+always_inline svm_msg_q_t *
 segment_manager_event_queue (segment_manager_t * sm)
 {
   return sm->event_queue;
@@ -152,8 +154,10 @@ int segment_manager_try_alloc_fifos (svm_fifo_segment_private_t * fs,
                                     svm_fifo_t ** tx_fifo);
 void segment_manager_dealloc_fifos (u32 segment_index, svm_fifo_t * rx_fifo,
                                    svm_fifo_t * tx_fifo);
-svm_queue_t *segment_manager_alloc_queue (svm_fifo_segment_private_t * fs,
-                                         u32 queue_size);
+u32 segment_manager_evt_q_expected_size (u32 q_size);
+svm_msg_q_t *segment_manager_alloc_queue (svm_fifo_segment_private_t * fs,
+                                         segment_manager_properties_t *
+                                         props);
 void segment_manager_dealloc_queue (segment_manager_t * sm, svm_queue_t * q);
 void segment_manager_app_detach (segment_manager_t * sm);