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reactos/ntoskrnl/cache/section/newmm.h

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#pragma once
#include <internal/arch/mm.h>
/* TYPES *********************************************************************/
#define PFN_FROM_SSE(E) ((PFN_NUMBER)((E) >> PAGE_SHIFT))
#define IS_SWAP_FROM_SSE(E) ((E) & 0x00000001)
#define MM_IS_WAIT_PTE(E) \
(IS_SWAP_FROM_SSE(E) && SWAPENTRY_FROM_SSE(E) == MM_WAIT_ENTRY)
#define MAKE_PFN_SSE(P) ((ULONG_PTR)((P) << PAGE_SHIFT))
#define SWAPENTRY_FROM_SSE(E) ((E) >> 1)
#define MAKE_SWAP_SSE(S) (((ULONG_PTR)(S) << 1) | 0x1)
#define DIRTY_SSE(E) ((E) | 2)
#define CLEAN_SSE(E) ((E) & ~2)
#define IS_DIRTY_SSE(E) ((E) & 2)
#define PAGE_FROM_SSE(E) ((E) & 0xFFFFF000)
#define SHARE_COUNT_FROM_SSE(E) (((E) & 0x00000FFC) >> 2)
#define MAX_SHARE_COUNT 0x3FF
#define MAKE_SSE(P, C) ((ULONG_PTR)((P) | ((C) << 2)))
#define MM_SEGMENT_FINALIZE (0x40000000)
#define RMAP_SEGMENT_MASK ~((ULONG_PTR)0xff)
#define RMAP_IS_SEGMENT(x) (((ULONG_PTR)(x) & RMAP_SEGMENT_MASK) == RMAP_SEGMENT_MASK)
#define MIN(x,y) (((x)<(y))?(x):(y))
#define MAX(x,y) (((x)>(y))?(x):(y))
/* Determine what's needed to make paged pool fit in this category.
* it seems that something more is required to satisfy arm3. */
#define BALANCER_CAN_EVICT(Consumer) \
(((Consumer) == MC_USER) || \
((Consumer) == MC_CACHE))
#define SEC_CACHE (0x20000000)
#define MiWaitForPageEvent(Process,Address) do { \
DPRINT("MiWaitForPageEvent %p:%p #\n", Process, Address); \
KeWaitForSingleObject(&MmWaitPageEvent, 0, KernelMode, FALSE, NULL); \
} while(0)
#define MiSetPageEvent(Process,Address) do { \
DPRINT("MiSetPageEvent %p:%p #\n",Process, (PVOID)(Address)); \
KeSetEvent(&MmWaitPageEvent, IO_NO_INCREMENT, FALSE); \
} while(0)
/* We store 8 bits of location with a page association */
#define ENTRIES_PER_ELEMENT 256
extern KEVENT MmWaitPageEvent;
typedef struct _CACHE_SECTION_PAGE_TABLE
{
LARGE_INTEGER FileOffset;
PMM_SECTION_SEGMENT Segment;
ULONG Refcount;
ULONG_PTR PageEntries[ENTRIES_PER_ELEMENT];
} CACHE_SECTION_PAGE_TABLE, *PCACHE_SECTION_PAGE_TABLE;
struct _MM_REQUIRED_RESOURCES;
typedef NTSTATUS (NTAPI * AcquireResource)(
PMMSUPPORT AddressSpace,
struct _MEMORY_AREA *MemoryArea,
struct _MM_REQUIRED_RESOURCES *Required);
typedef NTSTATUS (NTAPI * NotPresentFaultHandler)(
PMMSUPPORT AddressSpace,
struct _MEMORY_AREA *MemoryArea,
PVOID Address,
BOOLEAN Locked,
struct _MM_REQUIRED_RESOURCES *Required);
typedef NTSTATUS (NTAPI * FaultHandler)(
PMMSUPPORT AddressSpace,
struct _MEMORY_AREA *MemoryArea,
PVOID Address,
struct _MM_REQUIRED_RESOURCES *Required);
typedef struct _MM_REQUIRED_RESOURCES
{
ULONG Consumer;
ULONG Amount;
ULONG Offset;
ULONG State;
PVOID Context;
LARGE_INTEGER FileOffset;
AcquireResource DoAcquisition;
PFN_NUMBER Page[2];
PVOID Buffer[2];
SWAPENTRY SwapEntry;
const char *File;
int Line;
} MM_REQUIRED_RESOURCES, *PMM_REQUIRED_RESOURCES;
NTSTATUS
NTAPI
MmCreateCacheSection(PROS_SECTION_OBJECT *SectionObject,
ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes,
PLARGE_INTEGER UMaximumSize,
ULONG SectionPageProtection,
ULONG AllocationAttributes,
PFILE_OBJECT FileObject);
PFN_NUMBER
NTAPI
MmWithdrawSectionPage(PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER FileOffset,
BOOLEAN *Dirty);
NTSTATUS
NTAPI
MmFinalizeSectionPageOut(PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER FileOffset,
PFN_NUMBER Page,
BOOLEAN Dirty);
/* sptab.c *******************************************************************/
VOID
NTAPI
MiInitializeSectionPageTable(PMM_SECTION_SEGMENT Segment);
NTSTATUS
NTAPI
_MmSetPageEntrySectionSegment(PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER Offset,
ULONG_PTR Entry,
const char *file,
int line);
ULONG_PTR
NTAPI
_MmGetPageEntrySectionSegment(PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER Offset,
const char *file,
int line);
#define MmSetPageEntrySectionSegment(S,O,E) _MmSetPageEntrySectionSegment(S,O,E,__FILE__,__LINE__)
#define MmGetPageEntrySectionSegment(S,O) _MmGetPageEntrySectionSegment(S,O,__FILE__,__LINE__)
typedef VOID (NTAPI *FREE_SECTION_PAGE_FUN)(
PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER Offset);
VOID
NTAPI
MmFreePageTablesSectionSegment(PMM_SECTION_SEGMENT Segment,
FREE_SECTION_PAGE_FUN FreePage);
/* Yields a lock */
PMM_SECTION_SEGMENT
NTAPI
MmGetSectionAssociation(PFN_NUMBER Page,
PLARGE_INTEGER Offset);
NTSTATUS
NTAPI
MmSetSectionAssociation(PFN_NUMBER Page,
PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER Offset);
VOID
NTAPI
MmDeleteSectionAssociation(PFN_NUMBER Page);
NTSTATUS
NTAPI
MmpPageOutPhysicalAddress(PFN_NUMBER Page);
/* io.c **********************************************************************/
NTSTATUS
MmspWaitForFileLock(PFILE_OBJECT File);
NTSTATUS
NTAPI
MiSimpleRead(PFILE_OBJECT FileObject,
PLARGE_INTEGER FileOffset,
PVOID Buffer,
ULONG Length,
BOOLEAN Paging,
PIO_STATUS_BLOCK ReadStatus);
NTSTATUS
NTAPI
_MiSimpleWrite(PFILE_OBJECT FileObject,
PLARGE_INTEGER FileOffset,
PVOID Buffer,
ULONG Length,
PIO_STATUS_BLOCK ReadStatus,
const char *file,
int line);
#define MiSimpleWrite(F,O,B,L,R) _MiSimpleWrite(F,O,B,L,R,__FILE__,__LINE__)
NTSTATUS
NTAPI
_MiWriteBackPage(PFILE_OBJECT FileObject,
PLARGE_INTEGER Offset,
ULONG Length,
PFN_NUMBER Page,
const char *File,
int Line);
#define MiWriteBackPage(F,O,L,P) _MiWriteBackPage(F,O,L,P,__FILE__,__LINE__)
/* section.c *****************************************************************/
NTSTATUS
NTAPI
MmAccessFaultCacheSection(KPROCESSOR_MODE Mode,
ULONG_PTR Address,
BOOLEAN FromMdl);
NTSTATUS
NTAPI
MiReadFilePage(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES RequiredResources);
NTSTATUS
NTAPI
MiGetOnePage(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES RequiredResources);
NTSTATUS
NTAPI
MiSwapInPage(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES RequiredResources);
NTSTATUS
NTAPI
MiWriteSwapPage(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES Resources);
NTSTATUS
NTAPI
MiWriteFilePage(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES Resources);
VOID
NTAPI
MiFreeSegmentPage(PMM_SECTION_SEGMENT Segment,
PLARGE_INTEGER FileOffset);
_Success_(1)
_When_(return==STATUS_MORE_PROCESSING_REQUIRED, _At_(Required->DoAcquisition, _Post_notnull_))
NTSTATUS
NTAPI
MiCowCacheSectionPage (
_In_ PMMSUPPORT AddressSpace,
_In_ PMEMORY_AREA MemoryArea,
_In_ PVOID Address,
_In_ BOOLEAN Locked,
_Inout_ PMM_REQUIRED_RESOURCES Required);
VOID
MmPageOutDeleteMapping(PVOID Context,
PEPROCESS Process,
PVOID Address);
VOID
NTAPI
_MmLockSectionSegment(PMM_SECTION_SEGMENT Segment,
const char *file,
int line);
#define MmLockSectionSegment(x) _MmLockSectionSegment(x,__FILE__,__LINE__)
VOID
NTAPI
_MmUnlockSectionSegment(PMM_SECTION_SEGMENT Segment,
const char *file,
int line);
#define MmUnlockSectionSegment(x) _MmUnlockSectionSegment(x,__FILE__,__LINE__)
VOID
MmFreeCacheSectionPage(PVOID Context,
MEMORY_AREA* MemoryArea,
PVOID Address,
PFN_NUMBER Page,
SWAPENTRY SwapEntry,
BOOLEAN Dirty);
NTSTATUS
NTAPI
_MiFlushMappedSection(PVOID BaseAddress,
PLARGE_INTEGER BaseOffset,
PLARGE_INTEGER FileSize,
BOOLEAN Dirty,
const char *File,
int Line);
#define MiFlushMappedSection(A,O,S,D) _MiFlushMappedSection(A,O,S,D,__FILE__,__LINE__)
VOID
NTAPI
MmFinalizeSegment(PMM_SECTION_SEGMENT Segment);
VOID
NTAPI
MmFreeSectionSegments(PFILE_OBJECT FileObject);
NTSTATUS
NTAPI
MmMapCacheViewInSystemSpaceAtOffset(IN PMM_SECTION_SEGMENT Segment,
OUT PVOID* MappedBase,
IN PLARGE_INTEGER ViewOffset,
IN OUT PULONG ViewSize);
NTSTATUS
NTAPI
_MiMapViewOfSegment(PMMSUPPORT AddressSpace,
PMM_SECTION_SEGMENT Segment,
PVOID* BaseAddress,
SIZE_T ViewSize,
ULONG Protect,
PLARGE_INTEGER ViewOffset,
ULONG AllocationType,
const char *file,
int line);
#define MiMapViewOfSegment(AddressSpace,Segment,BaseAddress,ViewSize,Protect,ViewOffset,AllocationType) \
_MiMapViewOfSegment(AddressSpace,Segment,BaseAddress,ViewSize,Protect,ViewOffset,AllocationType,__FILE__,__LINE__)
NTSTATUS
NTAPI
MmUnmapViewOfCacheSegment(PMMSUPPORT AddressSpace,
PVOID BaseAddress);
NTSTATUS
NTAPI
MmUnmapCacheViewInSystemSpace(PVOID Address);
_Success_(1)
_When_(return==STATUS_MORE_PROCESSING_REQUIRED, _At_(Required->DoAcquisition, _Post_notnull_))
NTSTATUS
NTAPI
MmNotPresentFaultCachePage (
_In_ PMMSUPPORT AddressSpace,
_In_ MEMORY_AREA* MemoryArea,
_In_ PVOID Address,
_In_ BOOLEAN Locked,
_Inout_ PMM_REQUIRED_RESOURCES Required);
NTSTATUS
NTAPI
MmPageOutPageFileView(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PVOID Address,
PMM_REQUIRED_RESOURCES Required);
FORCEINLINE
BOOLEAN
_MmTryToLockAddressSpace(IN PMMSUPPORT AddressSpace,
const char *file,
int line)
{
BOOLEAN Result = KeTryToAcquireGuardedMutex(&CONTAINING_RECORD(AddressSpace, EPROCESS, Vm)->AddressCreationLock);
//DbgPrint("(%s:%d) Try Lock Address Space %x -> %s\n", file, line, AddressSpace, Result ? "true" : "false");
return Result;
}
#define MmTryToLockAddressSpace(x) _MmTryToLockAddressSpace(x,__FILE__,__LINE__)
NTSTATUS
NTAPI
MiWidenSegment(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES RequiredResources);
NTSTATUS
NTAPI
MiSwapInSectionPage(PMMSUPPORT AddressSpace,
PMEMORY_AREA MemoryArea,
PMM_REQUIRED_RESOURCES RequiredResources);
NTSTATUS
NTAPI
MmExtendCacheSection(PROS_SECTION_OBJECT Section,
PLARGE_INTEGER NewSize,
BOOLEAN ExtendFile);
NTSTATUS
NTAPI
_MiFlushMappedSection(PVOID BaseAddress,
PLARGE_INTEGER BaseOffset,
PLARGE_INTEGER FileSize,
BOOLEAN Dirty,
const char *File,
int Line);
#define MiFlushMappedSection(A,O,S,D) _MiFlushMappedSection(A,O,S,D,__FILE__,__LINE__)
PVOID
NTAPI
MmGetSegmentRmap(PFN_NUMBER Page,
PULONG RawOffset);
NTSTATUS
NTAPI
MmNotPresentFaultCacheSection(KPROCESSOR_MODE Mode,
ULONG_PTR Address,
BOOLEAN FromMdl);
ULONG
NTAPI
MiCacheEvictPages(PMM_SECTION_SEGMENT Segment,
ULONG Target);
NTSTATUS
MiRosTrimCache(ULONG Target,
ULONG Priority,
PULONG NrFreed);
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