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[NTOSKRNL]

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- Change MmDereferencePage to MmReleasePageMemoryConsumer to do proper page usage tracking
- Remove an unnecessary reference and dereference

svn path=/trunk/; revision=55897
This commit is contained in:
Cameron Gutman
2012-02-28 08:34:16 +00:00
parent 3998099eae
commit 24264b8dc2
2 changed files with 4 additions and 7 deletions
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reactos/ntoskrnl/cache/section/data.c
Vendored
+1 -1
View File
@@ -278,7 +278,7 @@ _MiFlushMappedSection
&Segment->FileObject->FileName,
Status);
}
MmDereferencePage(Page);
MmReleasePageMemoryConsumer(MC_CACHE, Page);
}
}
reactos/ntoskrnl/cache/section/swapout.c
Vendored
+3 -6
View File
@@ -157,11 +157,10 @@ MmFinalizeSectionPageOut
{
DPRINT("Removing page %x for real\n", Page);
MmSetSavedSwapEntryPage(Page, 0);
// Note: the other one is held by MmTrimUserMemory
if (MmGetReferenceCountPage(Page) != 2) {
if (MmGetReferenceCountPage(Page) != 1) {
DPRINT1("ALERT: Page %x about to be evicted with ref count %d\n", Page, MmGetReferenceCountPage(Page));
}
MmDereferencePage(Page);
MmReleasePageMemoryConsumer(MC_CACHE, Page);
}
MmUnlockSectionSegment(Segment);
@@ -216,7 +215,7 @@ MmPageOutCacheSection
if (NT_SUCCESS(Status))
{
MmDereferencePage(Required->Page[0]);
MmReleasePageMemoryConsumer(MC_CACHE, Required->Page[0]);
}
MmUnlockSectionSegment(Segment);
@@ -461,13 +460,11 @@ MiCacheEvictPages(PMM_SECTION_SEGMENT Segment, ULONG Target)
Entry = MmGetPageEntrySectionSegment(Segment, &Offset);
if (Entry && !IS_SWAP_FROM_SSE(Entry)) {
Page = PFN_FROM_SSE(Entry);
MmReferencePage(Page);
MmUnlockSectionSegment(Segment);
Status = MmpPageOutPhysicalAddress(Page);
if (NT_SUCCESS(Status))
Result++;
MmLockSectionSegment(Segment);
MmReleasePageMemoryConsumer(MC_CACHE, Page);
}
}
}