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Date: Tue, 01 Mar 2011 15:11:30 -0800 (PST)
From: David Miller <davem@...emloft.net>
To: netdev@...r.kernel.org
Subject: [PATCH 4/8] ipv4: Kill can_sleep arg to ip_route_output_flow()
This boolean state is now available in the flow flags.
Signed-off-by: David S. Miller <davem@...emloft.net>
---
drivers/infiniband/hw/cxgb3/iwch_cm.c | 2 +-
drivers/infiniband/hw/cxgb4/cm.c | 2 +-
drivers/scsi/cxgbi/libcxgbi.c | 2 +-
include/net/route.h | 6 +++---
net/dccp/ipv4.c | 2 +-
net/ipv4/af_inet.c | 2 +-
net/ipv4/inet_connection_sock.c | 2 +-
net/ipv4/ip_output.c | 2 +-
net/ipv4/raw.c | 2 +-
net/ipv4/route.c | 7 ++++---
net/ipv4/udp.c | 2 +-
net/l2tp/l2tp_ip.c | 2 +-
12 files changed, 17 insertions(+), 16 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index c7f776c..e654285 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -354,7 +354,7 @@ static struct rtable *find_route(struct t3cdev *dev, __be32 local_ip,
}
};
- if (ip_route_output_flow(&init_net, &rt, &fl, NULL, false))
+ if (ip_route_output_flow(&init_net, &rt, &fl, NULL))
return NULL;
return rt;
}
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 5542c99..7e0484f 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -331,7 +331,7 @@ static struct rtable *find_route(struct c4iw_dev *dev, __be32 local_ip,
}
};
- if (ip_route_output_flow(&init_net, &rt, &fl, NULL, false))
+ if (ip_route_output_flow(&init_net, &rt, &fl, NULL))
return NULL;
return rt;
}
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index fabca75..261aa81 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -470,7 +470,7 @@ static struct rtable *find_route_ipv4(__be32 saddr, __be32 daddr,
}
};
- if (ip_route_output_flow(&init_net, &rt, &fl, NULL, false))
+ if (ip_route_output_flow(&init_net, &rt, &fl, NULL))
return NULL;
return rt;
diff --git a/include/net/route.h b/include/net/route.h
index 1be5c05..923e670 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -120,7 +120,7 @@ extern void rt_cache_flush(struct net *net, int how);
extern void rt_cache_flush_batch(struct net *net);
extern int __ip_route_output_key(struct net *, struct rtable **, const struct flowi *flp);
extern int ip_route_output_key(struct net *, struct rtable **, struct flowi *flp);
-extern int ip_route_output_flow(struct net *, struct rtable **rp, struct flowi *flp, struct sock *sk, bool can_sleep);
+extern int ip_route_output_flow(struct net *, struct rtable **rp, struct flowi *flp, struct sock *sk);
extern int ip_route_input_common(struct sk_buff *skb, __be32 dst, __be32 src,
u8 tos, struct net_device *devin, bool noref);
@@ -198,7 +198,7 @@ static inline int ip_route_connect(struct rtable **rp, __be32 dst,
*rp = NULL;
}
security_sk_classify_flow(sk, &fl);
- return ip_route_output_flow(net, rp, &fl, sk, can_sleep);
+ return ip_route_output_flow(net, rp, &fl, sk);
}
static inline int ip_route_newports(struct rtable **rp, u8 protocol,
@@ -222,7 +222,7 @@ static inline int ip_route_newports(struct rtable **rp, u8 protocol,
ip_rt_put(*rp);
*rp = NULL;
security_sk_classify_flow(sk, &fl);
- return ip_route_output_flow(sock_net(sk), rp, &fl, sk, false);
+ return ip_route_output_flow(sock_net(sk), rp, &fl, sk);
}
return 0;
}
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 3d4b82f..a8ff955 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -475,7 +475,7 @@ static struct dst_entry* dccp_v4_route_skb(struct net *net, struct sock *sk,
};
security_skb_classify_flow(skb, &fl);
- if (ip_route_output_flow(net, &rt, &fl, sk, false)) {
+ if (ip_route_output_flow(net, &rt, &fl, sk)) {
IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES);
return NULL;
}
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 7d90fe0..44513bb 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1174,7 +1174,7 @@ int inet_sk_rebuild_header(struct sock *sk)
};
security_sk_classify_flow(sk, &fl);
- err = ip_route_output_flow(sock_net(sk), &rt, &fl, sk, false);
+ err = ip_route_output_flow(sock_net(sk), &rt, &fl, sk);
}
if (!err)
sk_setup_caps(sk, &rt->dst);
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 0caeb69..7f85d4a 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -369,7 +369,7 @@ struct dst_entry *inet_csk_route_req(struct sock *sk,
struct net *net = sock_net(sk);
security_req_classify_flow(req, &fl);
- if (ip_route_output_flow(net, &rt, &fl, sk, false))
+ if (ip_route_output_flow(net, &rt, &fl, sk))
goto no_route;
if (opt && opt->is_strictroute && rt->rt_dst != rt->rt_gateway)
goto route_err;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index e6905c5..68dbe2d 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -355,7 +355,7 @@ int ip_queue_xmit(struct sk_buff *skb)
* itself out.
*/
security_sk_classify_flow(sk, &fl);
- if (ip_route_output_flow(sock_net(sk), &rt, &fl, sk, false))
+ if (ip_route_output_flow(sock_net(sk), &rt, &fl, sk))
goto no_route;
}
sk_setup_caps(sk, &rt->dst);
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index e8e8613..d7a2d1e 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -564,7 +564,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
}
security_sk_classify_flow(sk, &fl);
- err = ip_route_output_flow(sock_net(sk), &rt, &fl, sk, true);
+ err = ip_route_output_flow(sock_net(sk), &rt, &fl, sk);
}
if (err)
goto done;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 1ac3eca..7846265 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2720,7 +2720,7 @@ static int ipv4_dst_blackhole(struct net *net, struct rtable **rp, struct flowi
}
int ip_route_output_flow(struct net *net, struct rtable **rp, struct flowi *flp,
- struct sock *sk, bool can_sleep)
+ struct sock *sk)
{
int err;
@@ -2733,7 +2733,8 @@ int ip_route_output_flow(struct net *net, struct rtable **rp, struct flowi *flp,
if (!flp->fl4_dst)
flp->fl4_dst = (*rp)->rt_dst;
err = __xfrm_lookup(net, (struct dst_entry **)rp, flp, sk,
- can_sleep ? XFRM_LOOKUP_WAIT : 0);
+ ((flp->flags & FLOWI_FLAG_CAN_SLEEP) ?
+ XFRM_LOOKUP_WAIT : 0));
if (err == -EREMOTE)
err = ipv4_dst_blackhole(net, rp, flp);
@@ -2746,7 +2747,7 @@ EXPORT_SYMBOL_GPL(ip_route_output_flow);
int ip_route_output_key(struct net *net, struct rtable **rp, struct flowi *flp)
{
- return ip_route_output_flow(net, rp, flp, NULL, false);
+ return ip_route_output_flow(net, rp, flp, NULL);
}
EXPORT_SYMBOL(ip_route_output_key);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index c6bcc93..ed9a5b7 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -922,7 +922,7 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
struct net *net = sock_net(sk);
security_sk_classify_flow(sk, &fl);
- err = ip_route_output_flow(net, &rt, &fl, sk, true);
+ err = ip_route_output_flow(net, &rt, &fl, sk);
if (err) {
if (err == -ENETUNREACH)
IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES);
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index 7744a8e..5381ceb 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -489,7 +489,7 @@ static int l2tp_ip_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
* itself out.
*/
security_sk_classify_flow(sk, &fl);
- if (ip_route_output_flow(sock_net(sk), &rt, &fl, sk, false))
+ if (ip_route_output_flow(sock_net(sk), &rt, &fl, sk))
goto no_route;
}
sk_setup_caps(sk, &rt->dst);
--
1.7.4.1
--
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