session: improve fifo segment allocation

[vpp.git] / src / svm / fifo_segment.h

diff --git a/src/svm/fifo_segment.h b/src/svm/fifo_segment.h
index de4622f..440f1bb 100644 (file)
--- a/src/svm/fifo_segment.h
+++ b/src/svm/fifo_segment.h
@@ -20,6 +20,8 @@
 #include <svm/message_queue.h>
 #include <svm/svm_fifo.h>
 
+#define FIFO_SEGMENT_ALLOC_OVERHEAD (2 * clib_mem_get_page_size ())
+
 typedef enum
 {
   FIFO_SEGMENT_FTYPE_NONE = -1,