[PATCH v9 01/14] include: Add thread priority constants.

[Marc-Aurel Zent]

From: Marc-Aurel Zent

---
 include/ddk/wdm.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
index 2ea6a81d432..88a6fcb943c 100644
--- a/include/ddk/wdm.h
+++ b/include/ddk/wdm.h
@@ -40,7 +40,12 @@
 #define ADDRESS_AND_SIZE_TO_SPAN_PAGES(va, length) \
     ((BYTE_OFFSET(va) + ((SIZE_T)(length)) + (PAGE_SIZE - 1)) >> PAGE_SHIFT)

-typedef LONG KPRIORITY;
+#define LOW_PRIORITY 0              /* Lowest thread priority level */
+#define LOW_REALTIME_PRIORITY 16    /* Lowest realtime priority level */
+#define HIGH_PRIORITY 31            /* Highest thread priority level */
+#define MAXIMUM_PRIORITY 32         /* Number of thread priority levels */
+
+typedef LONG KPRIORITY;            /* Thread priority */

typedef ULONG_PTR KSPIN_LOCK, *PKSPIN_LOCK;