diff options
| author | David S. Miller <davem@davemloft.net> | 2011-03-01 14:22:19 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-01 14:22:19 -0800 |
| commit | 5df65e5567a497a28067019b8ff08f98fb026629 (patch) | |
| tree | 776a8a2cfa2cf5962ea0d53dea8c6c8360a0c58d /net | |
| parent | 420d44daa7aa1cc847e9e527f0a27a9ce61768ca (diff) | |
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 'net')
| -rw-r--r-- | net/ipv4/raw.c | 3 | ||||
| -rw-r--r-- | net/ipv4/udp.c | 6 | ||||
| -rw-r--r-- | net/ipv6/ip6_output.c | 2 |
3 files changed, 8 insertions, 3 deletions
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index e1857658964d..e8e8613bcbcc 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -555,7 +555,8 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, .fl4_tos = tos, .proto = inet->hdrincl ? IPPROTO_RAW : sk->sk_protocol, - }; + .flags = FLOWI_FLAG_CAN_SLEEP, + }; if (!inet->hdrincl) { err = raw_probe_proto_opt(&fl, msg); if (err) diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 790187b5c308..c6bcc93debd5 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -914,9 +914,11 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, .fl4_src = saddr, .fl4_tos = tos, .proto = sk->sk_protocol, - .flags = inet_sk_flowi_flags(sk), + .flags = (inet_sk_flowi_flags(sk) | + FLOWI_FLAG_CAN_SLEEP), .fl_ip_sport = inet->inet_sport, - .fl_ip_dport = dport }; + .fl_ip_dport = dport + }; struct net *net = sock_net(sk); security_sk_classify_flow(sk, &fl); diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 28209b2d254d..77b1942f335b 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1026,6 +1026,7 @@ struct dst_entry *ip6_dst_lookup_flow(struct sock *sk, struct flowi *fl, if (final_dst) ipv6_addr_copy(&fl->fl6_dst, final_dst); if (want_blackhole) { + fl->flags |= FLOWI_FLAG_CAN_SLEEP; err = __xfrm_lookup(sock_net(sk), &dst, fl, sk, XFRM_LOOKUP_WAIT); if (err == -EREMOTE) err = ip6_dst_blackhole(sk, &dst, fl); @@ -1070,6 +1071,7 @@ struct dst_entry *ip6_sk_dst_lookup_flow(struct sock *sk, struct flowi *fl, if (final_dst) ipv6_addr_copy(&fl->fl6_dst, final_dst); if (want_blackhole) { + fl->flags |= FLOWI_FLAG_CAN_SLEEP; err = __xfrm_lookup(sock_net(sk), &dst, fl, sk, XFRM_LOOKUP_WAIT); if (err == -EREMOTE) err = ip6_dst_blackhole(sk, &dst, fl); |