Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

This merges (3f509c6 netfilter: nf_nat_sip: fix incorrect handling
of EBUSY for RTCP expectation) to Patrick McHardy's IPv6 NAT changes.

17 files changed, 209 insertions, 11 deletions

diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h
index 3fb8bbafe5e7..6ba45d2b99db 100644
--- a/include/linux/bcma/bcma_driver_chipcommon.h
+++ b/include/linux/bcma/bcma_driver_chipcommon.h
@@ -515,6 +515,26 @@ struct bcma_pflash {
         u32 window_size;
 };
 
+#ifdef CONFIG_BCMA_SFLASH
+struct bcma_sflash {
+        bool present;
+        u32 window;
+        u32 blocksize;
+        u16 numblocks;
+        u32 size;
+};
+#endif
+
+#ifdef CONFIG_BCMA_NFLASH
+struct mtd_info;
+
+struct bcma_nflash {
+        bool present;
+
+        struct mtd_info *mtd;
+};
+#endif
+
 struct bcma_serial_port {
         void *regs;
         unsigned long clockspeed;
@@ -535,6 +555,12 @@ struct bcma_drv_cc {
         struct bcma_chipcommon_pmu pmu;
 #ifdef CONFIG_BCMA_DRIVER_MIPS
         struct bcma_pflash pflash;
+#ifdef CONFIG_BCMA_SFLASH
+        struct bcma_sflash sflash;
+#endif
+#ifdef CONFIG_BCMA_NFLASH
+        struct bcma_nflash nflash;
+#endif
 
         int nr_serial_ports;
         struct bcma_serial_port serial_ports[4];
diff --git a/include/linux/bcma/bcma_regs.h b/include/linux/bcma/bcma_regs.h
index a393e82bf7bf..6c9cb93ae3de 100644
--- a/include/linux/bcma/bcma_regs.h
+++ b/include/linux/bcma/bcma_regs.h
@@ -85,4 +85,6 @@
                                                          * (2 ZettaBytes), high 32 bits
                                                          */
 
+#define BCMA_SFLASH                     0x1c000000
+
 #endif /* LINUX_BCMA_REGS_H_ */
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index a810987cb80e..e6ff12dd717b 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -74,8 +74,6 @@ static inline struct vlan_ethhdr *vlan_eth_hdr(const struct sk_buff *skb)
 /* found in socket.c */
 extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *));
 
-struct vlan_info;
-
 static inline int is_vlan_dev(struct net_device *dev)
 {
         return dev->priv_flags & IFF_802_1Q_VLAN;
@@ -101,6 +99,8 @@ extern int vlan_vids_add_by_dev(struct net_device *dev,
                                 const struct net_device *by_dev);
 extern void vlan_vids_del_by_dev(struct net_device *dev,
                                  const struct net_device *by_dev);
+
+extern bool vlan_uses_dev(const struct net_device *dev);
 #else
 static inline struct net_device *
 __vlan_find_dev_deep(struct net_device *real_dev, u16 vlan_id)
@@ -151,6 +151,11 @@ static inline void vlan_vids_del_by_dev(struct net_device *dev,
                                         const struct net_device *by_dev)
 {
 }
+
+static inline bool vlan_uses_dev(const struct net_device *dev)
+{
+        return false;
+}
 #endif
 
 /**
diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h
index f1362b5447fc..e788c186ed3a 100644
--- a/include/linux/inet_diag.h
+++ b/include/linux/inet_diag.h
@@ -159,6 +159,7 @@ struct inet_diag_handler {
 struct inet_connection_sock;
 int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
                               struct sk_buff *skb, struct inet_diag_req_v2 *req,
+                              struct user_namespace *user_ns,
                               u32 pid, u32 seq, u16 nlmsg_flags,
                               const struct nlmsghdr *unlh);
 void inet_diag_dump_icsk(struct inet_hashinfo *h, struct sk_buff *skb,
diff --git a/include/linux/kref.h b/include/linux/kref.h
index 9c07dcebded7..65af6887872f 100644
--- a/include/linux/kref.h
+++ b/include/linux/kref.h
@@ -18,6 +18,7 @@
 #include <linux/bug.h>
 #include <linux/atomic.h>
 #include <linux/kernel.h>
+#include <linux/mutex.h>
 
 struct kref {
         atomic_t refcount;
@@ -93,4 +94,21 @@ static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref)
 {
         return kref_sub(kref, 1, release);
 }
+
+static inline int kref_put_mutex(struct kref *kref,
+                                 void (*release)(struct kref *kref),
+                                 struct mutex *lock)
+{
+        WARN_ON(release == NULL);
+        if (unlikely(!atomic_add_unless(&kref->refcount, -1, 1))) {
+                mutex_lock(lock);
+                if (unlikely(!atomic_dec_and_test(&kref->refcount))) {
+                        mutex_unlock(lock);
+                        return 0;
+                }
+                release(kref);
+                return 1;
+        }
+        return 0;
+}
 #endif /* _KREF_H_ */
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 9ad7fa8c10e0..ccac82e61604 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2227,6 +2227,7 @@ static inline void dev_hold(struct net_device *dev)
  * kind of lower layer not just hardware media.
  */
 
+extern void linkwatch_init_dev(struct net_device *dev);
 extern void linkwatch_fire_event(struct net_device *dev);
 extern void linkwatch_forget_dev(struct net_device *dev);
 
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index f74dd133788f..c9fdde2bc73f 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -165,6 +165,7 @@ struct netlink_skb_parms {
         struct ucred            creds;          /* Skb credentials      */
         __u32                   pid;
         __u32                   dst_group;
+        struct sock             *ssk;
 };
 
 #define NETLINK_CB(skb)         (*(struct netlink_skb_parms*)&((skb)->cb))
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index 880805774f9f..92ce5783b707 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -69,6 +69,7 @@ struct nfs_pageio_descriptor {
         const struct nfs_pgio_completion_ops *pg_completion_ops;
         struct pnfs_layout_segment *pg_lseg;
         struct nfs_direct_req   *pg_dreq;
+        void                    *pg_layout_private;
 };
 
 #define NFS_WBACK_BUSY(req)     (test_bit(PG_BUSY,&(req)->wb_flags))
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 00485e084394..ac7c8ae254f2 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1248,6 +1248,7 @@ struct nfs_pgio_header {
         void (*release) (struct nfs_pgio_header *hdr);
         const struct nfs_pgio_completion_ops *completion_ops;
         struct nfs_direct_req   *dreq;
+        void                    *layout_private;
         spinlock_t              lock;
         /* fields protected by lock */
         int                     pnfs_error;
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 2f3878806403..458416279347 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -565,6 +565,14 @@
  *      %NL80211_ATTR_IFINDEX is now on %NL80211_ATTR_WIPHY_FREQ with
  *      %NL80211_ATTR_WIPHY_CHANNEL_TYPE.
  *
+ * @NL80211_CMD_START_P2P_DEVICE: Start the given P2P Device, identified by
+ *      its %NL80211_ATTR_WDEV identifier. It must have been created with
+ *      %NL80211_CMD_NEW_INTERFACE previously. After it has been started, the
+ *      P2P Device can be used for P2P operations, e.g. remain-on-channel and
+ *      public action frame TX.
+ * @NL80211_CMD_STOP_P2P_DEVICE: Stop the given P2P Device, identified by
+ *      its %NL80211_ATTR_WDEV identifier.
+ *
  * @NL80211_CMD_MAX: highest used command number
  * @__NL80211_CMD_AFTER_LAST: internal use
  */
@@ -708,6 +716,9 @@ enum nl80211_commands {
 
         NL80211_CMD_CH_SWITCH_NOTIFY,
 
+        NL80211_CMD_START_P2P_DEVICE,
+        NL80211_CMD_STOP_P2P_DEVICE,
+
         /* add new commands above here */
 
         /* used to define NL80211_CMD_MAX below */
@@ -1575,6 +1586,10 @@ enum nl80211_attrs {
  * @NL80211_IFTYPE_MESH_POINT: mesh point
  * @NL80211_IFTYPE_P2P_CLIENT: P2P client
  * @NL80211_IFTYPE_P2P_GO: P2P group owner
+ * @NL80211_IFTYPE_P2P_DEVICE: P2P device interface type, this is not a netdev
+ *      and therefore can't be created in the normal ways, use the
+ *      %NL80211_CMD_START_P2P_DEVICE and %NL80211_CMD_STOP_P2P_DEVICE
+ *      commands to create and destroy one
  * @NL80211_IFTYPE_MAX: highest interface type number currently defined
  * @NUM_NL80211_IFTYPES: number of defined interface types
  *
@@ -1593,6 +1608,7 @@ enum nl80211_iftype {
         NL80211_IFTYPE_MESH_POINT,
         NL80211_IFTYPE_P2P_CLIENT,
         NL80211_IFTYPE_P2P_GO,
+        NL80211_IFTYPE_P2P_DEVICE,
 
         /* keep last */
         NUM_NL80211_IFTYPES,
@@ -2994,12 +3010,18 @@ enum nl80211_ap_sme_features {
  * @NL80211_FEATURE_CELL_BASE_REG_HINTS: This driver has been tested
  *      to work properly to suppport receiving regulatory hints from
  *      cellular base stations.
+ * @NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL: If this is set, an active
+ *      P2P Device (%NL80211_IFTYPE_P2P_DEVICE) requires its own channel
+ *      in the interface combinations, even when it's only used for scan
+ *      and remain-on-channel. This could be due to, for example, the
+ *      remain-on-channel implementation requiring a channel context.
  */
 enum nl80211_feature_flags {
-        NL80211_FEATURE_SK_TX_STATUS    = 1 << 0,
-        NL80211_FEATURE_HT_IBSS         = 1 << 1,
-        NL80211_FEATURE_INACTIVITY_TIMER = 1 << 2,
-        NL80211_FEATURE_CELL_BASE_REG_HINTS = 1 << 3,
+        NL80211_FEATURE_SK_TX_STATUS                    = 1 << 0,
+        NL80211_FEATURE_HT_IBSS                         = 1 << 1,
+        NL80211_FEATURE_INACTIVITY_TIMER                = 1 << 2,
+        NL80211_FEATURE_CELL_BASE_REG_HINTS             = 1 << 3,
+        NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL        = 1 << 4,
 };
 
 /**
diff --git a/include/linux/of_mdio.h b/include/linux/of_mdio.h
index 912c27a0f7ee..6ef49b803efb 100644
--- a/include/linux/of_mdio.h
+++ b/include/linux/of_mdio.h
@@ -12,6 +12,7 @@
 #include <linux/phy.h>
 #include <linux/of.h>
 
+#ifdef CONFIG_OF
 extern int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np);
 extern struct phy_device *of_phy_find_device(struct device_node *phy_np);
 extern struct phy_device *of_phy_connect(struct net_device *dev,
@@ -24,4 +25,36 @@ extern struct phy_device *of_phy_connect_fixed_link(struct net_device *dev,
 
 extern struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np);
 
+#else /* CONFIG_OF */
+int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
+{
+        return -ENOSYS;
+}
+
+struct phy_device *of_phy_find_device(struct device_node *phy_np)
+{
+        return NULL;
+}
+
+struct phy_device *of_phy_connect(struct net_device *dev,
+                                         struct device_node *phy_np,
+                                         void (*hndlr)(struct net_device *),
+                                         u32 flags, phy_interface_t iface)
+{
+        return NULL;
+}
+
+struct phy_device *of_phy_connect_fixed_link(struct net_device *dev,
+                                         void (*hndlr)(struct net_device *),
+                                         phy_interface_t iface)
+{
+        return NULL;
+}
+
+struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np)
+{
+        return NULL;
+}
+#endif /* CONFIG_OF */
+
 #endif /* __LINUX_OF_MDIO_H */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index fc3526077348..6b4565c440c8 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2149,7 +2149,7 @@
 #define PCI_DEVICE_ID_TIGON3_5704S      0x16a8
 #define PCI_DEVICE_ID_NX2_57800_VF      0x16a9
 #define PCI_DEVICE_ID_NX2_5706S         0x16aa
-#define PCI_DEVICE_ID_NX2_57840_MF      0x16ab
+#define PCI_DEVICE_ID_NX2_57840_MF      0x16a4
 #define PCI_DEVICE_ID_NX2_5708S         0x16ac
 #define PCI_DEVICE_ID_NX2_57840_VF      0x16ad
 #define PCI_DEVICE_ID_NX2_57810_MF      0x16ae
diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h
index 6fdf02737e9d..0ec590bb3611 100644
--- a/include/linux/rfkill.h
+++ b/include/linux/rfkill.h
@@ -354,6 +354,37 @@ static inline bool rfkill_blocked(struct rfkill *rfkill)
 }
 #endif /* RFKILL || RFKILL_MODULE */
 
+
+#ifdef CONFIG_RFKILL_LEDS
+/**
+ * rfkill_get_led_trigger_name - Get the LED trigger name for the button's LED.
+ * This function might return a NULL pointer if registering of the
+ * LED trigger failed. Use this as "default_trigger" for the LED.
+ */
+const char *rfkill_get_led_trigger_name(struct rfkill *rfkill);
+
+/**
+ * rfkill_set_led_trigger_name -- set the LED trigger name
+ * @rfkill: rfkill struct
+ * @name: LED trigger name
+ *
+ * This function sets the LED trigger name of the radio LED
+ * trigger that rfkill creates. It is optional, but if called
+ * must be called before rfkill_register() to be effective.
+ */
+void rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name);
+#else
+static inline const char *rfkill_get_led_trigger_name(struct rfkill *rfkill)
+{
+        return NULL;
+}
+
+static inline void
+rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name)
+{
+}
+#endif
+
 #endif /* __KERNEL__ */
 
 #endif /* RFKILL_H */
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 83c44eefe698..68a04a343cad 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -13,6 +13,7 @@ struct file;
 struct path;
 struct inode;
 struct dentry;
+struct user_namespace;
 
 struct seq_file {
         char *buf;
@@ -25,6 +26,9 @@ struct seq_file {
         struct mutex lock;
         const struct seq_operations *op;
         int poll_event;
+#ifdef CONFIG_USER_NS
+        struct user_namespace *user_ns;
+#endif
         void *private;
 };
 
@@ -128,6 +132,16 @@ int seq_put_decimal_ull(struct seq_file *m, char delimiter,
 int seq_put_decimal_ll(struct seq_file *m, char delimiter,
                         long long num);
 
+static inline struct user_namespace *seq_user_ns(struct seq_file *seq)
+{
+#ifdef CONFIG_USER_NS
+        return seq->user_ns;
+#else
+        extern struct user_namespace init_user_ns;
+        return &init_user_ns;
+#endif
+}
+
 #define SEQ_START_TOKEN ((void *)1)
 /*
  * Helpers for iteration over list_head-s in seq_files
diff --git a/include/linux/snmp.h b/include/linux/snmp.h
index ad6e3a6bf9fb..fdfba235f9f1 100644
--- a/include/linux/snmp.h
+++ b/include/linux/snmp.h
@@ -241,6 +241,10 @@ enum
         LINUX_MIB_TCPCHALLENGEACK,              /* TCPChallengeACK */
         LINUX_MIB_TCPSYNCHALLENGE,              /* TCPSYNChallenge */
         LINUX_MIB_TCPFASTOPENACTIVE,            /* TCPFastOpenActive */
+        LINUX_MIB_TCPFASTOPENPASSIVE,           /* TCPFastOpenPassive*/
+        LINUX_MIB_TCPFASTOPENPASSIVEFAIL,       /* TCPFastOpenPassiveFail */
+        LINUX_MIB_TCPFASTOPENLISTENOVERFLOW,    /* TCPFastOpenListenOverflow */
+        LINUX_MIB_TCPFASTOPENCOOKIEREQD,        /* TCPFastOpenCookieReqd */
         __LINUX_MIB_MAX
 };
 
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index b69bdb1e08b6..a1547ea3920d 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -76,7 +76,6 @@
 /* Platfrom data for platform device structure's platform_data field */
 
 struct stmmac_mdio_bus_data {
-        int bus_id;
         int (*phy_reset)(void *priv);
         unsigned int phy_mask;
         int *irqs;
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index eb125a4c30b3..ae46df590629 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -110,6 +110,7 @@ enum {
 #define TCP_REPAIR_QUEUE        20
 #define TCP_QUEUE_SEQ           21
 #define TCP_REPAIR_OPTIONS      22
+#define TCP_FASTOPEN            23      /* Enable FastOpen on listeners */
 
 struct tcp_repair_opt {
         __u32   opt_code;
@@ -246,6 +247,7 @@ static inline unsigned int tcp_optlen(const struct sk_buff *skb)
 /* TCP Fast Open */
 #define TCP_FASTOPEN_COOKIE_MIN 4       /* Min Fast Open Cookie size in bytes */
 #define TCP_FASTOPEN_COOKIE_MAX 16      /* Max Fast Open Cookie size in bytes */
+#define TCP_FASTOPEN_COOKIE_SIZE 8      /* the size employed by this impl. */
 
 /* TCP Fast Open Cookie as stored in memory */
 struct tcp_fastopen_cookie {
@@ -312,9 +314,14 @@ struct tcp_request_sock {
         /* Only used by TCP MD5 Signature so far. */
         const struct tcp_request_sock_ops *af_specific;
 #endif
+        struct sock                     *listener; /* needed for TFO */
         u32                             rcv_isn;
         u32                             snt_isn;
         u32                             snt_synack; /* synack sent time */
+        u32                             rcv_nxt; /* the ack # by SYNACK. For
+                                                  * FastOpen it's the seq#
+                                                  * after data-in-SYN.
+                                                  */
 };
 
 static inline struct tcp_request_sock *tcp_rsk(const struct request_sock *req)
@@ -505,14 +512,18 @@ struct tcp_sock {
         struct tcp_md5sig_info  __rcu *md5sig_info;
 #endif
 
-/* TCP fastopen related information */
-        struct tcp_fastopen_request *fastopen_req;
-
         /* When the cookie options are generated and exchanged, then this
          * object holds a reference to them (cookie_values->kref).  Also
          * contains related tcp_cookie_transactions fields.
          */
         struct tcp_cookie_values  *cookie_values;
+
+/* TCP fastopen related information */
+        struct tcp_fastopen_request *fastopen_req;
+        /* fastopen_rsk points to request_sock that resulted in this big
+         * socket. Used to retransmit SYNACKs etc.
+         */
+        struct request_sock *fastopen_rsk;
 };
 
 enum tsq_flags {
@@ -552,6 +563,34 @@ static inline struct tcp_timewait_sock *tcp_twsk(const struct sock *sk)
         return (struct tcp_timewait_sock *)sk;
 }
 
+static inline bool tcp_passive_fastopen(const struct sock *sk)
+{
+        return (sk->sk_state == TCP_SYN_RECV &&
+                tcp_sk(sk)->fastopen_rsk != NULL);
+}
+
+static inline bool fastopen_cookie_present(struct tcp_fastopen_cookie *foc)
+{
+        return foc->len != -1;
+}
+
+static inline int fastopen_init_queue(struct sock *sk, int backlog)
+{
+        struct request_sock_queue *queue =
+            &inet_csk(sk)->icsk_accept_queue;
+
+        if (queue->fastopenq == NULL) {
+                queue->fastopenq = kzalloc(
+                    sizeof(struct fastopen_queue),
+                    sk->sk_allocation);
+                if (queue->fastopenq == NULL)
+                        return -ENOMEM;
+                spin_lock_init(&queue->fastopenq->lock);
+        }
+        queue->fastopenq->max_qlen = backlog;
+        return 0;
+}
+
 #endif  /* __KERNEL__ */
 
 #endif  /* _LINUX_TCP_H */