2 files changed, 8 insertions, 2 deletions
diff --git a/src/Driver/Ntdriver.c b/src/Driver/Ntdriver.c
index 188c6647..957853cd 100644
--- a/src/Driver/Ntdriver.c
+++ b/src/Driver/Ntdriver.c
@@ -4491,7 +4491,7 @@ NTSTATUS TCCompleteDiskIrp (PIRP irp, NTSTATUS status, ULONG_PTR information)
 }
 
 
-size_t GetCpuCount ()
+size_t GetCpuCount (WORD* pGroupCount)
 {
 	size_t cpuCount = 0;
 	if (KeQueryActiveGroupCountPtr && KeQueryActiveProcessorCountExPtr)
@@ -4501,6 +4501,9 @@ size_t GetCpuCount ()
 		{
 			cpuCount += (size_t) KeQueryActiveProcessorCountExPtr (i);
 		}
+
+		if (pGroupCount)
+			*pGroupCount = groupCount;
 	}
 	else
 	{
@@ -4514,6 +4517,9 @@ size_t GetCpuCount ()
 
 			activeCpuMap >>= 1;
 		}
+
+		if (pGroupCount)
+			*pGroupCount = 1;
 	}
 
 	if (cpuCount == 0)
diff --git a/src/Driver/Ntdriver.h b/src/Driver/Ntdriver.h
index 25ee64e9..47ae49f7 100644
--- a/src/Driver/Ntdriver.h
+++ b/src/Driver/Ntdriver.h
@@ -173,7 +173,7 @@ NTSTATUS TCCompleteIrp (PIRP irp, NTSTATUS status, ULONG_PTR information);
 NTSTATUS TCCompleteDiskIrp (PIRP irp, NTSTATUS status, ULONG_PTR information);
 NTSTATUS ProbeRealDriveSize (PDEVICE_OBJECT driveDeviceObject, LARGE_INTEGER *driveSize);
 BOOL UserCanAccessDriveDevice ();
-size_t GetCpuCount ();
+size_t GetCpuCount (WORD* pGroupCount);
 USHORT GetCpuGroup (size_t index);
 void SetThreadCpuGroupAffinity (USHORT index);
 void EnsureNullTerminatedString (wchar_t *str, size_t maxSizeInBytes);