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[NTOSKRNL] Handle the PIN_WAIT flag in CcPinMappedData()

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This commit is contained in:
Pierre Schweitzer 2018-08-26 22:04:46 +02:00
parent 469e15c7ae
commit c1dd4c142f
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1 changed files with 5 additions and 4 deletions
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9
ntoskrnl/cc/pin.c
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@ -161,6 +161,7 @@ CcPinMappedData (
IN ULONG Flags, IN ULONG Flags,
OUT PVOID * Bcb) OUT PVOID * Bcb)
{ {
BOOLEAN Result;
PINTERNAL_BCB iBcb; PINTERNAL_BCB iBcb;
PROS_SHARED_CACHE_MAP SharedCacheMap; PROS_SHARED_CACHE_MAP SharedCacheMap;
@ -181,16 +182,16 @@ CcPinMappedData (
iBcb->Pinned = TRUE; iBcb->Pinned = TRUE;
iBcb->Vacb->PinCount++; iBcb->Vacb->PinCount++;
if (Flags & PIN_EXCLUSIVE) if (BooleanFlagOn(Flags, PIN_EXCLUSIVE))
{ {
ExAcquireResourceExclusiveLite(&iBcb->Lock, TRUE); Result = ExAcquireResourceExclusiveLite(&iBcb->Lock, BooleanFlagOn(Flags, PIN_WAIT));
} }
else else
{ {
ExAcquireResourceSharedLite(&iBcb->Lock, TRUE); Result = ExAcquireResourceSharedLite(&iBcb->Lock, BooleanFlagOn(Flags, PIN_WAIT));
} }
return TRUE; return Result;
} }
/* /*