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[NTOSKRNL]

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- Only unmap pages if they were mapped
- Make sure the page reference counts are sane when freeing the cache memory area

svn path=/trunk/; revision=54690
This commit is contained in:
Cameron Gutman 2011-12-19 02:56:58 +00:00
parent 35c9fc7ae8
commit 4be8d4740d
2 changed files with 4 additions and 0 deletions
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3
reactos/ntoskrnl/cc/copy.c
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@ -645,7 +645,10 @@ CcZeroData (IN PFILE_OBJECT FileObject,
KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL); KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
Status = Iosb.Status; Status = Iosb.Status;
} }
if (Mdl->MdlFlags & MDL_MAPPED_TO_SYSTEM_VA)
{
MmUnmapLockedPages(Mdl->MappedSystemVa, Mdl); MmUnmapLockedPages(Mdl->MappedSystemVa, Mdl);
}
if (!NT_SUCCESS(Status)) if (!NT_SUCCESS(Status))
{ {
return(FALSE); return(FALSE);

1
reactos/ntoskrnl/cc/view.c
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@ -899,6 +899,7 @@ CcFreeCachePage(PVOID Context, MEMORY_AREA* MemoryArea, PVOID Address,
ASSERT(SwapEntry == 0); ASSERT(SwapEntry == 0);
if (Page != 0) if (Page != 0)
{ {
ASSERT(MmGetReferenceCountPage(Page) == 1);
MmReleasePageMemoryConsumer(MC_CACHE, Page); MmReleasePageMemoryConsumer(MC_CACHE, Page);
} }
} }