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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.

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svn path=/trunk/; revision=32367
This commit is contained in:
ReactOS Portable Systems Group 2008-02-14 22:34:50 +00:00
parent 3d1fd7beda
commit 6b9215e607
2 changed files with 10 additions and 11 deletions
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1
reactos/ntoskrnl/include/internal/mm.h
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@ -252,7 +252,6 @@ typedef struct
{
ULONG NrTotalPages;
ULONG NrSystemPages;
ULONG NrReservedPages;
ULONG NrUserPages;
ULONG NrFreePages;
ULONG NrDirtyPages;

20
reactos/ntoskrnl/mm/freelist.c
View file

@ -317,12 +317,12 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
ULONG Reserved;
NTSTATUS Status;
PFN_TYPE Pfn = 0;
ULONG PdeStart = PsGetCurrentProcess()->Pcb.DirectoryTableBase.LowPart;
PHYSICAL_PAGE UsedPage;
extern PMEMORY_ALLOCATION_DESCRIPTOR MiFreeDescriptor;
ULONG PdeStart = PsGetCurrentProcess()->Pcb.DirectoryTableBase.LowPart;
ULONG PdePageStart, PdePageEnd;
ULONG VideoPageStart, VideoPageEnd;
ULONG KernelPageStart, KernelPageEnd;
extern PMEMORY_ALLOCATION_DESCRIPTOR MiFreeDescriptor;
/* Initialize the page lists */
KeInitializeSpinLock(&PageListLock);
@ -398,25 +398,25 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
{
/* 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 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
*/
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 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
/* 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);
}