[metadata space map] Restrict space map size

Previously it would crash with v. large metadata areas.
2015-06-24 16:32:17 +01:00
parent 125cec0193
commit c6844dc7e6
2 changed files with 6 additions and 0 deletions
--- a/persistent-data/space-maps/disk_structures.h
+++ b/persistent-data/space-maps/disk_structures.h
@@ -61,6 +61,7 @@ namespace persistent_data {
 		};

 		unsigned const MAX_METADATA_BITMAPS = 255;
+		unsigned const MAX_METADATA_BLOCKS = (255 * ((1 << 14) - 64));
 		unsigned const ENTRIES_PER_BYTE = 4;

 		struct metadata_index {