meta-flow: Minor refactoring.

[cascardo/ovs.git] / lib / flow.h

diff --git a/lib/flow.h b/lib/flow.h
index 21a5f24..323cbdb 100644 (file)
--- a/lib/flow.h
+++ b/lib/flow.h
@@ -320,6 +320,8 @@ struct flow_wildcards {
 
 #define WC_MASK_FIELD(WC, FIELD) \
     memset(&(WC)->masks.FIELD, 0xff, sizeof (WC)->masks.FIELD)
+#define WC_MASK_FIELD_MASK(WC, FIELD, MASK)     \
+    ((WC)->masks.FIELD |= (MASK))
 #define WC_UNMASK_FIELD(WC, FIELD) \
     memset(&(WC)->masks.FIELD, 0, sizeof (WC)->masks.FIELD)