From 9595969f2e916e800ec029623305920e11ef182b Mon Sep 17 00:00:00 2001
From: June McEnroe <june@causal.agency>
Date: Wed, 2 Aug 2017 00:55:52 -0400
Subject: Split tile access and modify

---
 torus.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'torus.h')

diff --git a/torus.h b/torus.h
index 9158ef7..6b28f8c 100644
--- a/torus.h
+++ b/torus.h
@@ -27,10 +27,12 @@ enum {
 
 struct Tile {
     time_t create;
-    time_t access;
+    time_t modify;
     char cells[CELL_ROWS][CELL_COLS] ALIGNED(16);
     uint8_t colors[CELL_ROWS][CELL_COLS] ALIGNED(16);
+    uint32_t modifyCount;
     uint32_t accessCount;
+    time_t access;
 } ALIGNED(4096);
 static_assert(sizeof(struct Tile) == 4096, "struct Tile is page-sized");
 static_assert(offsetof(struct Tile, cells) == 16, "stable cells offset");
-- 
cgit 1.4.1