From 175b7e281ebf9be5828667103afd3620bbc29ee7 Mon Sep 17 00:00:00 2001
From: Sears Russell <sears@cs.berkeley.edu>
Date: Tue, 19 Feb 2008 21:27:34 +0000
Subject: [PATCH] Zero out memory and dirty bit at initialization.

---
 src/stasis/bufferPool.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/stasis/bufferPool.c b/src/stasis/bufferPool.c
index 6175fe9..bd8fc3a 100644
--- a/src/stasis/bufferPool.c
+++ b/src/stasis/bufferPool.c
@@ -78,7 +78,7 @@ void bufferPoolInit() {
   assert(!ret);
   addressFromMalloc = bufferSpace;
   #else*/
-  bufferSpace = malloc(PAGE_SIZE * (MAX_BUFFER_SIZE + 2));
+  bufferSpace = calloc((MAX_BUFFER_SIZE + 2), PAGE_SIZE);
   assert(bufferSpace);
   addressFromMalloc = bufferSpace;
   bufferSpace = (byte*)(((long)bufferSpace) + 
@@ -90,6 +90,7 @@ void bufferPoolInit() {
     pool[i].rwlatch = initlock();
     pool[i].loadlatch = initlock();
     pool[i].memAddr = &(bufferSpace[i*PAGE_SIZE]);
+    pool[i].dirty = 0;
   }
 }