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https://github.com/reactos/reactos.git
synced 2025-02-23 08:55:19 +00:00
Signaled the event of pageop at return if the function have previous wait at this event.
Freed the section segments for a pagefile mapping in MmpDeleteSection. Dereferenced the section object at the end of MmCreatePageFileSection. Implemented MmFlushImageSection (not complete). svn path=/trunk/; revision=3973
This commit is contained in:
Hartmut Birr
parent
14c1929fc2
commit
be6d0d37cd
1 changed files with 52 additions and 27 deletions
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@ -16,7 +16,7 @@
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* $Id: section.c,v 1.102 2002/12/15 17:01:52 chorns Exp $
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/* $Id: section.c,v 1.103 2003/01/11 15:31:05 hbirr Exp $
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*
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* PROJECT: ReactOS kernel
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* FILE: ntoskrnl/mm/section.c
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@ -564,6 +564,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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if (PageOp->OpType != MM_PAGEOP_PAGEIN)
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{
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MmLockAddressSpace(AddressSpace);
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KeSetEvent(&PageOp->CompletionEvent, IO_NO_INCREMENT, FALSE);
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MmReleasePageOp(PageOp);
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DPRINT("Address 0x%.8X\n", Address);
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return(STATUS_MM_RESTART_OPERATION);
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@ -574,8 +575,11 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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if (!NT_SUCCESS(PageOp->Status))
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{
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MmLockAddressSpace(AddressSpace);
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Status = PageOp->Status;
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KeSetEvent(&PageOp->CompletionEvent, IO_NO_INCREMENT, FALSE);
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MmReleasePageOp(PageOp);
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DPRINT("Address 0x%.8X\n", Address);
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return(PageOp->Status);
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return(Status);
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}
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MmLockAddressSpace(AddressSpace);
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MmLockSection(Section);
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@ -591,6 +595,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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{
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MmUnlockSectionSegment(Segment);
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MmUnlockSection(Section);
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KeSetEvent(&PageOp->CompletionEvent, IO_NO_INCREMENT, FALSE);
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MmReleasePageOp(PageOp);
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return(STATUS_MM_RESTART_OPERATION);
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}
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@ -599,7 +604,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmReferencePage(Page);
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MmSharePageEntrySectionSegment(Segment, Offset.u.LowPart);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(MemoryArea->Process,
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Address,
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MemoryArea->Attributes,
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Page,
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@ -609,7 +614,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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DbgPrint("Unable to create virtual mapping\n");
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KeBugCheck(0);
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}
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MmInsertRmap(Page, PsGetCurrentProcess(),
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MmInsertRmap(Page, MemoryArea->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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}
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if (Locked)
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@ -618,6 +623,8 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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}
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MmUnlockSectionSegment(Segment);
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MmUnlockSection(Section);
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PageOp->Status = STATUS_SUCCESS;
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KeSetEvent(&PageOp->CompletionEvent, IO_NO_INCREMENT, FALSE);
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MmReleasePageOp(PageOp);
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DPRINT("Address 0x%.8X\n", Address);
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return(STATUS_SUCCESS);
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@ -650,7 +657,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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KeBugCheck(0);
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}
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Region->Protect,
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Page,
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@ -658,7 +665,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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while (Status == STATUS_NO_MEMORY)
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{
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MmUnlockAddressSpace(AddressSpace);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Region->Protect,
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Page,
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@ -680,7 +687,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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/*
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* Add the page to the process's working set
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*/
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MmInsertRmap(Page, PsGetCurrentProcess(),
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MmInsertRmap(Page, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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/*
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@ -705,7 +712,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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/*
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* Just map the desired physical page
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*/
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Region->Protect,
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Offset,
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@ -748,12 +755,12 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmLockSectionSegment(Segment);
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}
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Region->Protect,
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Page,
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FALSE);
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MmInsertRmap(Page, PsGetCurrentProcess(),
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MmInsertRmap(Page, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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if (Locked)
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{
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@ -842,7 +849,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmSetPageEntrySectionSegment(Segment, Offset.QuadPart, Entry);
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MmSharePageEntrySectionSegment(Segment, Offset.QuadPart);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Attributes,
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Page,
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@ -852,7 +859,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmUnlockSectionSegment(Segment);
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MmUnlockSection(Section);
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MmUnlockAddressSpace(AddressSpace);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Attributes,
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Page,
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@ -865,7 +872,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmLockSection(Section);
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MmLockSectionSegment(Segment);
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}
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MmInsertRmap(Page, PsGetCurrentProcess(),
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MmInsertRmap(Page, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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if (!NT_SUCCESS(Status))
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{
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@ -943,12 +950,12 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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*/
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MmSetSavedSwapEntryPage(Page, SwapEntry);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Attributes,
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Page,
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FALSE);
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MmInsertRmap(Page, PsGetCurrentProcess(),
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MmInsertRmap(Page, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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if (!NT_SUCCESS(Status))
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{
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@ -978,12 +985,12 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmReferencePage(Page);
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MmSharePageEntrySectionSegment(Segment, Offset.QuadPart);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Attributes,
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Page,
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FALSE);
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MmInsertRmap(Page, PsGetCurrentProcess(),
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MmInsertRmap(Page, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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if (!NT_SUCCESS(Status))
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{
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@ -1109,6 +1116,7 @@ MmAccessFaultSectionView(PMADDRESS_SPACE AddressSpace,
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* Restart the operation
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*/
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MmLockAddressSpace(AddressSpace);
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KeSetEvent(&PageOp->CompletionEvent, IO_NO_INCREMENT, FALSE);
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MmReleasePageOp(PageOp);
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return(STATUS_MM_RESTART_OPERATION);
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}
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@ -1137,18 +1145,18 @@ MmAccessFaultSectionView(PMADDRESS_SPACE AddressSpace,
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/*
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* Delete the old entry.
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*/
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MmDeleteVirtualMapping(PsGetCurrentProcess(), Address, FALSE, NULL, NULL);
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MmDeleteVirtualMapping(AddressSpace->Process, Address, FALSE, NULL, NULL);
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/*
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* Set the PTE to point to the new page
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*/
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MmLockAddressSpace(AddressSpace);
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Status = MmCreateVirtualMapping(PsGetCurrentProcess(),
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Status = MmCreateVirtualMapping(AddressSpace->Process,
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Address,
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Region->Protect,
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NewPage,
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FALSE);
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MmInsertRmap(NewPage, PsGetCurrentProcess(),
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MmInsertRmap(NewPage, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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if (!NT_SUCCESS(Status))
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{
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@ -1164,7 +1172,7 @@ MmAccessFaultSectionView(PMADDRESS_SPACE AddressSpace,
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* Unshare the old page.
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*/
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MmUnsharePageEntrySectionSegment(Section, Segment, Offset.QuadPart, FALSE);
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MmDeleteRmap(OldPage, PsGetCurrentProcess(),
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MmDeleteRmap(OldPage, AddressSpace->Process,
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(PVOID)PAGE_ROUND_DOWN(Address));
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MmReleasePageMemoryConsumer(MC_USER, OldPage);
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@ -1843,6 +1851,12 @@ MmpDeleteSection(PVOID ObjectBody)
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ObDereferenceObject(Section->FileObject);
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Section->FileObject = NULL;
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}
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if (Section->Segments->Flags & MM_PAGEFILE_SEGMENT)
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{
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MmFreePageTablesSectionSegment(Section->Segments);
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ExFreePool(Section->Segments);
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}
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}
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VOID STDCALL
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@ -2024,6 +2038,7 @@ MmCreatePageFileSection(PHANDLE SectionHandle,
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Segment->Length = MaximumSize.u.LowPart;
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Segment->Flags = MM_PAGEFILE_SEGMENT;
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Segment->WriteCopy = FALSE;
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ObDereferenceObject(Section);
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return(STATUS_SUCCESS);
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}
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@ -2987,8 +3002,6 @@ MmFreeSectionPage(PVOID Context, MEMORY_AREA* MemoryArea, PVOID Address,
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MmFreeSwapPage(SavedSwapEntry);
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MmSetSavedSwapEntryPage(PhysAddr, 0);
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}
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MmDeleteRmap(PhysAddr, MArea->Process, Address);
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MmReleasePageMemoryConsumer(MC_USER, PhysAddr);
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}
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else
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{
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@ -2996,9 +3009,9 @@ MmFreeSectionPage(PVOID Context, MEMORY_AREA* MemoryArea, PVOID Address,
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MArea->Data.SectionData.Segment,
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Offset,
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Dirty);
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MmDeleteRmap(PhysAddr, MArea->Process, Address);
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MmReleasePageMemoryConsumer(MC_USER, PhysAddr);
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}
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MmDeleteRmap(PhysAddr, MArea->Process, Address);
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MmReleasePageMemoryConsumer(MC_USER, PhysAddr);
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}
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}
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@ -3508,8 +3521,20 @@ BOOLEAN STDCALL
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MmFlushImageSection (IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
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IN MMFLUSH_TYPE FlushType)
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{
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UNIMPLEMENTED;
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return (FALSE);
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switch(FlushType)
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{
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case MmFlushForDelete:
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if (SectionObjectPointer->ImageSectionObject ||
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SectionObjectPointer->DataSectionObject)
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{
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return FALSE;
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}
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CcRosSetRemoveOnClose(SectionObjectPointer);
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return TRUE;
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case MmFlushForWrite:
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break;
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}
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return FALSE;
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}
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BOOLEAN STDCALL
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