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authorKevin Hilman <khilman@linaro.org>2015-07-06 12:46:30 -0700
committerKevin Hilman <khilman@linaro.org>2015-07-06 12:46:30 -0700
commit4a97d37cab1737c2d550b63e22f40f6effc445d1 (patch)
tree75436f5c71ed7cfac2402a1edd27af6ba25d0a3f /include/net
parentb0477f5f8ec85bf8a82f6aa6eee308d72c418032 (diff)
parent6a47a12fee7d1e842369798dc8134759561d5e75 (diff)
Merge branch 'linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-android
Diffstat (limited to 'include/net')
-rw-r--r--include/net/inet_connection_sock.h3
-rw-r--r--include/net/sctp/sctp.h7
-rw-r--r--include/net/sock.h9
-rw-r--r--include/net/tcp_states.h4
4 files changed, 19 insertions, 4 deletions
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index 848e85cb5c61..24d5c099d3ac 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -98,7 +98,8 @@ struct inet_connection_sock {
const struct tcp_congestion_ops *icsk_ca_ops;
const struct inet_connection_sock_af_ops *icsk_af_ops;
unsigned int (*icsk_sync_mss)(struct sock *sk, u32 pmtu);
- __u8 icsk_ca_state;
+ __u8 icsk_ca_state:7,
+ icsk_ca_setsockopt:1;
__u8 icsk_retransmits;
__u8 icsk_pending;
__u8 icsk_backoff;
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 856f01cb51dd..230775f5952a 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -571,11 +571,14 @@ static inline void sctp_v6_map_v4(union sctp_addr *addr)
/* Map v4 address to v4-mapped v6 address */
static inline void sctp_v4_map_v6(union sctp_addr *addr)
{
+ __be16 port;
+
+ port = addr->v4.sin_port;
+ addr->v6.sin6_addr.s6_addr32[3] = addr->v4.sin_addr.s_addr;
+ addr->v6.sin6_port = port;
addr->v6.sin6_family = AF_INET6;
addr->v6.sin6_flowinfo = 0;
addr->v6.sin6_scope_id = 0;
- addr->v6.sin6_port = addr->v4.sin_port;
- addr->v6.sin6_addr.s6_addr32[3] = addr->v4.sin_addr.s_addr;
addr->v6.sin6_addr.s6_addr32[0] = 0;
addr->v6.sin6_addr.s6_addr32[1] = 0;
addr->v6.sin6_addr.s6_addr32[2] = htonl(0x0000ffff);
diff --git a/include/net/sock.h b/include/net/sock.h
index c8146ed9e66a..4406dbe491f0 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -67,6 +67,7 @@
#include <linux/atomic.h>
#include <net/dst.h>
#include <net/checksum.h>
+#include <net/tcp_states.h>
#include <linux/net_tstamp.h>
struct cgroup;
@@ -2267,6 +2268,14 @@ static inline struct sock *skb_steal_sock(struct sk_buff *skb)
return NULL;
}
+/* This helper checks if a socket is a full socket,
+ * ie _not_ a timewait or request socket.
+ */
+static inline bool sk_fullsock(const struct sock *sk)
+{
+ return (1 << sk->sk_state) & ~(TCPF_TIME_WAIT | TCPF_NEW_SYN_RECV);
+}
+
void sock_enable_timestamp(struct sock *sk, int flag);
int sock_get_timestamp(struct sock *, struct timeval __user *);
int sock_get_timestampns(struct sock *, struct timespec __user *);
diff --git a/include/net/tcp_states.h b/include/net/tcp_states.h
index b0b645988bd8..50e78a74d0df 100644
--- a/include/net/tcp_states.h
+++ b/include/net/tcp_states.h
@@ -25,6 +25,7 @@ enum {
TCP_LAST_ACK,
TCP_LISTEN,
TCP_CLOSING, /* Now a valid state */
+ TCP_NEW_SYN_RECV,
TCP_MAX_STATES /* Leave at the end! */
};
@@ -44,7 +45,8 @@ enum {
TCPF_CLOSE_WAIT = (1 << 8),
TCPF_LAST_ACK = (1 << 9),
TCPF_LISTEN = (1 << 10),
- TCPF_CLOSING = (1 << 11)
+ TCPF_CLOSING = (1 << 11),
+ TCPF_NEW_SYN_RECV = (1 << 12),
};
#endif /* _LINUX_TCP_STATES_H */