session: fix segment alloc/free worker race

[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 5a3d772..8b722a0 100644 (file)
--- a/src/vnet/session/segment_manager.h
+++ b/src/vnet/session/segment_manager.h
@@ -102,8 +102,23 @@ segment_manager_t *segment_manager_get (u32 index);
 segment_manager_t *segment_manager_get_if_valid (u32 index);
 u32 segment_manager_index (segment_manager_t * sm);
 
+/**
+ * Add segment without lock
+ *
+ * @param sm           Segment manager
+ * @param segment_size Size of segment to be added
+ * @param notify_app   Flag set if app notification requested
+ */
 int segment_manager_add_segment (segment_manager_t *sm, uword segment_size,
                                 u8 notify_app);
+
+/**
+ * Add segment with lock
+ *
+ * @param sm           Segment manager
+ * @param segment_size Size of segment to be added
+ * @param flags                Flags to be set on segment
+ */
 int segment_manager_add_segment2 (segment_manager_t *sm, uword segment_size,
                                  u8 flags);
 void segment_manager_del_segment (segment_manager_t * sm,
@@ -122,7 +137,6 @@ u64 segment_manager_make_segment_handle (u32 segment_manager_index,
 u64 segment_manager_segment_handle (segment_manager_t * sm,
                                    fifo_segment_t * segment);
 void segment_manager_segment_reader_unlock (segment_manager_t * sm);
-void segment_manager_segment_writer_unlock (segment_manager_t * sm);
 
 int segment_manager_alloc_session_fifos (segment_manager_t * sm,
                                         u32 thread_index,