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[NTOS:CC] Always honor WriteThrough parameter in CcUnpinRepinnedBcb

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This commit is contained in:
Jérôme Gardou
2021-02-03 09:41:23 +01:00
parent 1505abbc09
commit 358d06c47c
1 changed files with 13 additions and 17 deletions
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ntoskrnl/cc/pin.c
+13 -17
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@@ -629,29 +629,25 @@ CcUnpinRepinnedBcb (
SharedCacheMap = iBcb->Vacb->SharedCacheMap;
IoStatus->Status = STATUS_SUCCESS;
if (WriteThrough)
{
CcFlushCache(iBcb->Vacb->SharedCacheMap->FileObject->SectionObjectPointer,
&iBcb->PFCB.MappedFileOffset,
iBcb->PFCB.MappedLength,
IoStatus);
}
else
{
IoStatus->Status = STATUS_SUCCESS;
IoStatus->Information = 0;
}
KeAcquireSpinLock(&SharedCacheMap->BcbSpinLock, &OldIrql);
if (--iBcb->RefCount == 0)
{
RemoveEntryList(&iBcb->BcbEntry);
KeReleaseSpinLock(&SharedCacheMap->BcbSpinLock, OldIrql);
IoStatus->Information = 0;
if (WriteThrough)
{
if (iBcb->Vacb->Dirty)
{
IoStatus->Status = CcRosFlushVacb(iBcb->Vacb);
}
else
{
IoStatus->Status = STATUS_SUCCESS;
}
}
else
{
IoStatus->Status = STATUS_SUCCESS;
}
if (iBcb->PinCount != 0)
{
ExReleaseResourceLite(&iBcb->Lock);