vcl: add hugepage for vcl configure and svm

add hugepage for vcl configure and svm

Type: feature

Signed-off-by: Junfeng Wang <drenfong.wang@intel.com>
Change-Id: I6a8905e3fec23d840e629114b1e5a403d0a258ef
diff --git a/src/vnet/session/segment_manager.h b/src/vnet/session/segment_manager.h
index 8b722a0..e786b31 100644
--- a/src/vnet/session/segment_manager.h
+++ b/src/vnet/session/segment_manager.h
@@ -40,6 +40,7 @@
   u8 high_watermark;			/**< memory usage high watermark % */
   u8 low_watermark;			/**< memory usage low watermark % */
   u8 pct_first_alloc;			/**< pct of fifo size to alloc */
+  u8 huge_page;				/**< use hugepage */
 } segment_manager_props_t;
 
 typedef enum seg_manager_flag_