diff --git a/include/image.h b/include/image.h
index 956a1f55d..9fc96ce34 100644
--- a/include/image.h
+++ b/include/image.h
@@ -47,18 +47,20 @@ struct pipe_entry {
 	u8	data[0];
 } __packed;
 
-#define VMA_AREA_REGULAR	(1 << 0)
+#define VMA_AREA_REGULAR	(1 << 0)	/* Dumpable area */
 #define VMA_AREA_STACK		(1 << 1)
 #define VMA_AREA_VSYSCALL	(1 << 2)
 #define VMA_AREA_VDSO		(1 << 3)
-#define VMA_FORCE_READ		(1 << 4)
+#define VMA_FORCE_READ		(1 << 4)	/* VMA changed to be readable */
 #define VMA_AREA_HEAP		(1 << 5)
+
 #define VMA_FILE_PRIVATE	(1 << 6)
 #define VMA_FILE_SHARED		(1 << 7)
 #define VMA_ANON_SHARED		(1 << 8)
 #define VMA_ANON_PRIVATE	(1 << 9)
-#define VMA_FORCE_WRITE		(1 << 10)
-#define VMA_DUMP_ALL		(1 << 11)
+#define VMA_FORCE_WRITE		(1 << 10)	/* VMA changed to be writable */
+
+#define VMA_DUMP_ALL		(1 << 11)	/* Dump the whole VMA area pages */
 
 #define vma_entry_has(vma, s)	(((vma)->status & (s)) == (s))