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authorDavid S. Miller <davem@davemloft.net>2011-03-01 14:22:19 -0800
committerDavid S. Miller <davem@davemloft.net>2011-03-01 14:22:19 -0800
commit5df65e5567a497a28067019b8ff08f98fb026629 (patch)
tree776a8a2cfa2cf5962ea0d53dea8c6c8360a0c58d /include/net
parent420d44daa7aa1cc847e9e527f0a27a9ce61768ca (diff)
downloadop-kernel-dev-5df65e5567a497a28067019b8ff08f98fb026629.zip
op-kernel-dev-5df65e5567a497a28067019b8ff08f98fb026629.tar.gz
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>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/flow.h1
-rw-r--r--include/net/route.h2
2 files changed, 3 insertions, 0 deletions
diff --git a/include/net/flow.h b/include/net/flow.h
index f2080e6..fd04138 100644
--- 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;
diff --git a/include/net/route.h b/include/net/route.h
index 6de4333..1be5c05 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -185,6 +185,8 @@ static inline int ip_route_connect(struct rtable **rp, __be32 dst,
fl.flags |= FLOWI_FLAG_ANYSRC;
if (protocol == IPPROTO_TCP)
fl.flags |= FLOWI_FLAG_PRECOW_METRICS;
+ if (can_sleep)
+ fl.flags |= FLOWI_FLAG_CAN_SLEEP;
if (!dst || !src) {
err = __ip_route_output_key(net, rp, &fl);
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