[ros-diffs] [ros-arm-bringup] 32367: The system never considered "ReservedPages" as any different from "SystemPages", other than to spend the accounting time to mark these pages differently. Removed the notion of a reserved pages and count them as system pages instead.

Author: ros-arm-bringup
Date: Fri Feb 15 01:34:50 2008
New Revision: 32367

URL: http://svn.reactos.org/svn/reactos?rev=32367&view=rev
Log:
The system never considered "ReservedPages" as any different from
"SystemPages", other than to spend the accounting time to mark these pages
differently. Removed the notion of a reserved pages and count them as system pages
instead.

Modified:
    trunk/reactos/ntoskrnl/include/internal/mm.h
    trunk/reactos/ntoskrnl/mm/freelist.c

Modified: trunk/reactos/ntoskrnl/include/internal/mm.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/include/internal/…
==============================================================================
--- trunk/reactos/ntoskrnl/include/internal/mm.h (original)
+++ trunk/reactos/ntoskrnl/include/internal/mm.h Fri Feb 15 01:34:50 2008
@@ -252,7 +252,6 @@
 {
     ULONG NrTotalPages;
     ULONG NrSystemPages;
-    ULONG NrReservedPages;
     ULONG NrUserPages;
     ULONG NrFreePages;
     ULONG NrDirtyPages;

Modified: trunk/reactos/ntoskrnl/mm/freelist.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/freelist.c?rev…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/freelist.c (original)
+++ trunk/reactos/ntoskrnl/mm/freelist.c Fri Feb 15 01:34:50 2008
@@ -317,12 +317,12 @@
     ULONG Reserved;
     NTSTATUS Status;
     PFN_TYPE Pfn = 0;
+    PHYSICAL_PAGE UsedPage;
+    extern PMEMORY_ALLOCATION_DESCRIPTOR MiFreeDescriptor;
     ULONG PdeStart = PsGetCurrentProcess()->Pcb.DirectoryTableBase.LowPart;
-    PHYSICAL_PAGE UsedPage;
     ULONG PdePageStart, PdePageEnd;
     ULONG VideoPageStart, VideoPageEnd;
     ULONG KernelPageStart, KernelPageEnd;
-    extern PMEMORY_ALLOCATION_DESCRIPTOR MiFreeDescriptor;
 
     /* Initialize the page lists */
     KeInitializeSpinLock(&PageListLock);
@@ -398,25 +398,25 @@
             {
                 /* Page 0 is reserved for the IVT */
                 MmPageArray[i] = UsedPage;
-                MmStats.NrReservedPages++;
+                MmStats.NrSystemPages++;
             }
             else if (i == 1)
             {
                 /* Page 1 is reserved for the PCR */
                 MmPageArray[i] = UsedPage;
-                MmStats.NrReservedPages++;
+                MmStats.NrSystemPages++;
             }
             else if (i == 2)
             {
                 /* Page 2 is reserved for the KUSER_SHARED_DATA */
                 MmPageArray[i] = UsedPage;
-                MmStats.NrReservedPages++;
+                MmStats.NrSystemPages++;
             }
             else if ((i >= PdePageStart) && (i < PdePageEnd))
             {
                 /* These pages contain the initial FreeLDR PDEs */
                 MmPageArray[i] = UsedPage;
-                MmStats.NrReservedPages++;
+                MmStats.NrSystemPages++;
             }
             else if ((i >= VideoPageStart) && (i < VideoPageEnd))
             {
@@ -428,7 +428,7 @@
                  */
                 MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
                 MmPageArray[i].Flags.Consumer = MC_NPPOOL;
-                MmStats.NrReservedPages++;
+                MmStats.NrSystemPages++;
             }
             else if ((i >= KernelPageStart) && (i < KernelPageEnd))
             {
@@ -462,14 +462,14 @@
             /* These are pages reserved by the BIOS/ROMs */
             MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
             MmPageArray[i].Flags.Consumer = MC_NPPOOL;
-            MmStats.NrReservedPages++;
+            MmStats.NrSystemPages++;
         }
     }
     
     KeInitializeEvent(&ZeroPageThreadEvent, NotificationEvent, TRUE);
     
-    MmStats.NrTotalPages = MmStats.NrFreePages + MmStats.NrSystemPages +
MmStats.NrReservedPages + MmStats.NrUserPages;
-    MmInitializeBalancer(MmStats.NrFreePages, MmStats.NrSystemPages +
MmStats.NrReservedPages);
+    MmStats.NrTotalPages = MmStats.NrFreePages + MmStats.NrSystemPages +
MmStats.NrUserPages;
+    MmInitializeBalancer(MmStats.NrFreePages, MmStats.NrSystemPages);
     return((PVOID)LastKernelAddress);
 }