[NTOSKRNL:CC] Fix Probing and locking of pages,

Set Ideal processor to 1 before probing and locking pages,
then restore it back to original state

NTOSKRNL/CC/ccmdlhandler.cpp

@@ -356,10 +356,10 @@ CcPrepareMdlWrite(IN PFILE_OBJECT FileObject,
             RtlRaiseStatus(STATUS_INSUFFICIENT_RESOURCES );
       
         currentThread = KeGetCurrentThread();
-        SavedState = currentThread->UserIdealProcessor + 2;
+        SavedState = currentThread->UserIdealProcessor ;
         currentThread->UserIdealProcessor = 1;
         MmProbeAndLockPages(Mdl, KernelMode, IoWriteAccess);
-        currentThread->UserIdealProcessor = SavedState - 2;
+        currentThread->UserIdealProcessor = SavedState;
         SavedState
         /* Update the Read Aheas Stats*/
         KeAcquireInStackQueuedSpinLock(&SharedCacheMap->BcbSpinLock, &LockHandle);