net: Add FLOWI_FLAG_CAN_SLEEP.

And set is in contexts where the route resolution can sleep. Signed-off-by: David S. Miller <davem@davemloft.net>
2011-03-01 14:22:19 -08:00
parent 420d44daa7
commit 5df65e5567
5 changed files with 11 additions and 3 deletions
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -50,6 +50,7 @@ struct flowi {
 	__u8	flags;
 #define FLOWI_FLAG_ANYSRC		0x01
 #define FLOWI_FLAG_PRECOW_METRICS	0x02
+#define FLOWI_FLAG_CAN_SLEEP		0x04
 	union {
 		struct {
 			__be16	sport;