From 5f1f6c5941730be4e2a660029cd2600a3d2e2568 Mon Sep 17 00:00:00 2001
From: ahodgkinson <ahodgkinson@0109f412-320b-0410-ab79-c3e0c5ffbbe6>
Date: Thu, 27 Jul 2006 17:23:47 +0000
Subject: [PATCH] FTK change.  The hash mask used by the block allocator is now
 based on the page size or allocation granularity of the platform.

git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@717 0109f412-320b-0410-ab79-c3e0c5ffbbe6
---
 ftk/src/ftkcmem.cpp | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/ftk/src/ftkcmem.cpp b/ftk/src/ftkcmem.cpp
index dcc37f9..04063a3 100644
--- a/ftk/src/ftkcmem.cpp
+++ b/ftk/src/ftkcmem.cpp
@@ -354,7 +354,20 @@ RCODE F_BlockAlloc::setup(
 	// cell address to determine the correct hash SLABINFO
 	// hash bucket
 	
-	m_uiHashMask = ~((FLMUINT)(m_uiSlabSize - 1));
+#ifdef FLM_WIN
+	{
+		SYSTEM_INFO		sysInfo;
+
+		GetSystemInfo( &sysInfo);
+		m_uiHashMask = ~((FLMUINT)(sysInfo.dwAllocationGranularity - 1));
+	}
+#elif defined( FLM_UNIX)
+	m_uiHashMask = ~((FLMUINT)(sysconf( _SC_PAGESIZE) - 1));
+#else
+	m_uiHashMask = FLM_MAX_UINT - 0xFFFF;
+#else
+	
+#endif
 
 Exit: