25 files changed, 191 insertions, 142 deletions

diff --git a/include/net/act_api.h b/include/net/act_api.h
index c05fd717c588..bab385f13ac3 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -20,6 +20,7 @@ struct tcf_common {
         struct gnet_stats_queue         tcfc_qstats;
         struct gnet_stats_rate_est      tcfc_rate_est;
         spinlock_t                      tcfc_lock;
+        struct rcu_head                 tcfc_rcu;
 };
 #define tcf_next        common.tcfc_next
 #define tcf_index       common.tcfc_index
@@ -32,6 +33,7 @@ struct tcf_common {
 #define tcf_qstats      common.tcfc_qstats
 #define tcf_rate_est    common.tcfc_rate_est
 #define tcf_lock        common.tcfc_lock
+#define tcf_rcu         common.tcfc_rcu
 
 struct tcf_police {
         struct tcf_common       common;
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index b44a2e5321a3..a56bac1e69e0 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -37,6 +37,7 @@
  *
  * @IEEE80211_BAND_2GHZ: 2.4GHz ISM band
  * @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7)
+ * @IEEE80211_NUM_BANDS: number of defined bands
  */
 enum ieee80211_band {
         IEEE80211_BAND_2GHZ = NL80211_BAND_2GHZ,
@@ -89,7 +90,7 @@ enum ieee80211_channel_flags {
  * @max_power: maximum transmission power (in dBm)
  * @beacon_found: helper to regulatory code to indicate when a beacon
  *      has been found on this channel. Use regulatory_hint_found_beacon()
- *      to enable this, this is is useful only on 5 GHz band.
+ *      to enable this, this is useful only on 5 GHz band.
  * @orig_mag: internal use
  * @orig_mpwr: internal use
  */
@@ -188,6 +189,7 @@ struct ieee80211_sta_ht_cap {
  *      in this band. Must be sorted to give a valid "supported
  *      rates" IE, i.e. CCK rates first, then OFDM.
  * @n_bitrates: Number of bitrates in @bitrates
+ * @ht_cap: HT capabilities in this band
  */
 struct ieee80211_supported_band {
         struct ieee80211_channel *channels;
@@ -225,6 +227,7 @@ struct vif_params {
  * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used
  *      with the get_key() callback, must be in little endian,
  *      length given by @seq_len.
+ * @seq_len: length of @seq.
  */
 struct key_params {
         u8 *key;
@@ -237,6 +240,8 @@ struct key_params {
 /**
  * enum survey_info_flags - survey information flags
  *
+ * @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in
+ *
  * Used by the driver to indicate which info in &struct survey_info
  * it has filled in during the get_survey().
  */
@@ -247,13 +252,13 @@ enum survey_info_flags {
 /**
  * struct survey_info - channel survey response
  *
- * Used by dump_survey() to report back per-channel survey information.
- *
  * @channel: the channel this survey record reports, mandatory
  * @filled: bitflag of flags from &enum survey_info_flags
  * @noise: channel noise in dBm. This and all following fields are
  *     optional
  *
+ * Used by dump_survey() to report back per-channel survey information.
+ *
  * This structure can later be expanded with things like
  * channel duty cycle etc.
  */
@@ -288,7 +293,7 @@ struct beacon_parameters {
  *
  * @PLINK_ACTION_INVALID: action 0 is reserved
  * @PLINK_ACTION_OPEN: start mesh peer link establishment
- * @PLINK_ACTION_BLOCL: block traffic from this mesh peer
+ * @PLINK_ACTION_BLOCK: block traffic from this mesh peer
  */
 enum plink_actions {
         PLINK_ACTION_INVALID,
@@ -311,6 +316,8 @@ enum plink_actions {
  *      (bitmask of BIT(NL80211_STA_FLAG_...))
  * @listen_interval: listen interval or -1 for no change
  * @aid: AID or zero for no change
+ * @plink_action: plink action to take
+ * @ht_capa: HT capabilities of station
  */
 struct station_parameters {
         u8 *supported_rates;
@@ -448,13 +455,13 @@ enum monitor_flags {
  * Used by the driver to indicate which info in &struct mpath_info it has filled
  * in during get_station() or dump_station().
  *
- * MPATH_INFO_FRAME_QLEN: @frame_qlen filled
- * MPATH_INFO_SN: @sn filled
- * MPATH_INFO_METRIC: @metric filled
- * MPATH_INFO_EXPTIME: @exptime filled
- * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled
- * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled
- * MPATH_INFO_FLAGS: @flags filled
+ * @MPATH_INFO_FRAME_QLEN: @frame_qlen filled
+ * @MPATH_INFO_SN: @sn filled
+ * @MPATH_INFO_METRIC: @metric filled
+ * @MPATH_INFO_EXPTIME: @exptime filled
+ * @MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled
+ * @MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled
+ * @MPATH_INFO_FLAGS: @flags filled
  */
 enum mpath_info_flags {
         MPATH_INFO_FRAME_QLEN           = BIT(0),
@@ -587,6 +594,7 @@ struct cfg80211_ssid {
  * @ie_len: length of ie in octets
  * @wiphy: the wiphy this was for
  * @dev: the interface
+ * @aborted: (internal) scan request was notified as aborted
  */
 struct cfg80211_scan_request {
         struct cfg80211_ssid *ssids;
@@ -623,6 +631,7 @@ enum cfg80211_signal_type {
  * This structure describes a BSS (which may also be a mesh network)
  * for use in scan results and similar.
  *
+ * @channel: channel this BSS is on
  * @bssid: BSSID of the BSS
  * @tsf: timestamp of last received update
  * @beacon_interval: the beacon interval as from the frame
@@ -826,8 +835,8 @@ struct cfg80211_ibss_params {
  * @ssid: SSID
  * @ssid_len: Length of ssid in octets
  * @auth_type: Authentication type (algorithm)
- * @assoc_ie: IEs for association request
- * @assoc_ie_len: Length of assoc_ie in octets
+ * @ie: IEs for association request
+ * @ie_len: Length of assoc_ie in octets
  * @privacy: indicates whether privacy-enabled APs should be used
  * @crypto: crypto settings
  * @key_len: length of WEP key for shared key authentication
@@ -850,10 +859,11 @@ struct cfg80211_connect_params {
 
 /**
  * enum wiphy_params_flags - set_wiphy_params bitfield values
- * WIPHY_PARAM_RETRY_SHORT: wiphy->retry_short has changed
- * WIPHY_PARAM_RETRY_LONG: wiphy->retry_long has changed
- * WIPHY_PARAM_FRAG_THRESHOLD: wiphy->frag_threshold has changed
- * WIPHY_PARAM_RTS_THRESHOLD: wiphy->rts_threshold has changed
+ * @WIPHY_PARAM_RETRY_SHORT: wiphy->retry_short has changed
+ * @WIPHY_PARAM_RETRY_LONG: wiphy->retry_long has changed
+ * @WIPHY_PARAM_FRAG_THRESHOLD: wiphy->frag_threshold has changed
+ * @WIPHY_PARAM_RTS_THRESHOLD: wiphy->rts_threshold has changed
+ * @WIPHY_PARAM_COVERAGE_CLASS: coverage class changed
  */
 enum wiphy_params_flags {
         WIPHY_PARAM_RETRY_SHORT         = 1 << 0,
@@ -949,10 +959,16 @@ struct cfg80211_pmksa {
  * @del_beacon: Remove beacon configuration and stop sending the beacon.
  *
  * @add_station: Add a new station.
- *
  * @del_station: Remove a station; @mac may be NULL to remove all stations.
- *
  * @change_station: Modify a given station.
+ * @get_station: get station information for the station identified by @mac
+ * @dump_station: dump station callback -- resume dump at index @idx
+ *
+ * @add_mpath: add a fixed mesh path
+ * @del_mpath: delete a given mesh path
+ * @change_mpath: change a given mesh path
+ * @get_mpath: get a mesh path for the given parameters
+ * @dump_mpath: dump mesh path callback -- resume dump at index @idx
  *
  * @get_mesh_params: Put the current mesh parameters into *params
  *
@@ -960,8 +976,6 @@ struct cfg80211_pmksa {
  *      The mask is a bitfield which tells us which parameters to
  *      set, and which to leave alone.
  *
- * @set_mesh_cfg: set mesh parameters (by now, just mesh id)
- *
  * @change_bss: Modify parameters for a given BSS.
  *
  * @set_txq_params: Set TX queue parameters
@@ -1002,6 +1016,8 @@ struct cfg80211_pmksa {
  * @get_tx_power: store the current TX power into the dbm variable;
  *      return 0 if successful
  *
+ * @set_wds_peer: set the WDS peer for a WDS interface
+ *
  * @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting
  *      functions to adjust rfkill hw state
  *
@@ -1019,6 +1035,8 @@ struct cfg80211_pmksa {
  *
  * @testmode_cmd: run a test mode command
  *
+ * @set_bitrate_mask: set the bitrate mask configuration
+ *
  * @set_pmksa: Cache a PMKID for a BSSID. This is mostly useful for fullmac
  *      devices running firmwares capable of generating the (re) association
  *      RSN IE. It allows for faster roaming between WPA2 BSSIDs.
@@ -1168,6 +1186,7 @@ struct cfg80211_ops {
         int     (*action)(struct wiphy *wiphy, struct net_device *dev,
                           struct ieee80211_channel *chan,
                           enum nl80211_channel_type channel_type,
+                          bool channel_type_valid,
                           const u8 *buf, size_t len, u64 *cookie);
 
         int     (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
@@ -1230,8 +1249,6 @@ struct mac_address {
 
 /**
  * struct wiphy - wireless hardware description
- * @idx: the wiphy index assigned to this item
- * @class_dev: the class device representing /sys/class/ieee80211/<wiphy-name>
  * @reg_notifier: the driver's regulatory notification callback
  * @regd: the driver's regulatory domain, if one was requested via
  *      the regulatory_hint() API. This can be used by the driver
@@ -1245,7 +1262,7 @@ struct mac_address {
  * @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold);
  *      -1 = fragmentation disabled, only odd values >= 256 used
  * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled
- * @net: the network namespace this wiphy currently lives in
+ * @_net: the network namespace this wiphy currently lives in
  * @perm_addr: permanent MAC address of this device
  * @addr_mask: If the device supports multiple MAC addresses by masking,
  *      set this to a mask with variable bits set to 1, e.g. if the last
@@ -1258,6 +1275,28 @@ struct mac_address {
  *      by default for perm_addr. In this case, the mask should be set to
  *      all-zeroes. In this case it is assumed that the device can handle
  *      the same number of arbitrary MAC addresses.
+ * @debugfsdir: debugfs directory used for this wiphy, will be renamed
+ *      automatically on wiphy renames
+ * @dev: (virtual) struct device for this wiphy
+ * @wext: wireless extension handlers
+ * @priv: driver private data (sized according to wiphy_new() parameter)
+ * @interface_modes: bitmask of interfaces types valid for this wiphy,
+ *      must be set by driver
+ * @flags: wiphy flags, see &enum wiphy_flags
+ * @bss_priv_size: each BSS struct has private data allocated with it,
+ *      this variable determines its size
+ * @max_scan_ssids: maximum number of SSIDs the device can scan for in
+ *      any given scan
+ * @max_scan_ie_len: maximum length of user-controlled IEs device can
+ *      add to probe request frames transmitted during a scan, must not
+ *      include fixed IEs like supported rates
+ * @coverage_class: current coverage class
+ * @fw_version: firmware version for ethtool reporting
+ * @hw_version: hardware version for ethtool reporting
+ * @max_num_pmkids: maximum number of PMKIDs supported by device
+ * @privid: a pointer that drivers can use to identify if an arbitrary
+ *      wiphy is theirs, e.g. in global notifiers
+ * @bands: information about bands/channels supported by this device
  */
 struct wiphy {
         /* assign these fields before you register the wiphy */
@@ -1330,27 +1369,16 @@ struct wiphy {
         char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));
 };
 
-#ifdef CONFIG_NET_NS
 static inline struct net *wiphy_net(struct wiphy *wiphy)
 {
-        return wiphy->_net;
+        return read_pnet(&wiphy->_net);
 }
 
 static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
 {
-        wiphy->_net = net;
-}
-#else
-static inline struct net *wiphy_net(struct wiphy *wiphy)
-{
-        return &init_net;
+        write_pnet(&wiphy->_net, net);
 }
 
-static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
-{
-}
-#endif
-
 /**
  * wiphy_priv - return priv from wiphy
  *
@@ -1471,13 +1499,14 @@ struct cfg80211_cached_keys;
  * @ssid: (private) Used by the internal configuration code
  * @ssid_len: (private) Used by the internal configuration code
  * @wext: (private) Used by the internal wireless extensions compat code
- * @wext_bssid: (private) Used by the internal wireless extensions compat code
  * @use_4addr: indicates 4addr mode is used on this interface, must be
  *      set by driver (if supported) on add_interface BEFORE registering the
  *      netdev and may otherwise be used by driver read-only, will be update
  *      by cfg80211 on change_interface
  * @action_registrations: list of registrations for action frames
  * @action_registrations_lock: lock for the list
+ * @mtx: mutex used to lock data in this struct
+ * @cleanup_work: work struct used for cleanup that can't be done directly
  */
 struct wireless_dev {
         struct wiphy *wiphy;
@@ -1551,11 +1580,13 @@ static inline void *wdev_priv(struct wireless_dev *wdev)
 
 /**
  * ieee80211_channel_to_frequency - convert channel number to frequency
+ * @chan: channel number
  */
 extern int ieee80211_channel_to_frequency(int chan);
 
 /**
  * ieee80211_frequency_to_channel - convert frequency to channel number
+ * @freq: center frequency
  */
 extern int ieee80211_frequency_to_channel(int freq);
 
@@ -1570,6 +1601,8 @@ extern struct ieee80211_channel *__ieee80211_get_channel(struct wiphy *wiphy,
                                                          int freq);
 /**
  * ieee80211_get_channel - get channel struct from wiphy for specified frequency
+ * @wiphy: the struct wiphy to get the channel for
+ * @freq: the center frequency of the channel
  */
 static inline struct ieee80211_channel *
 ieee80211_get_channel(struct wiphy *wiphy, int freq)
@@ -1630,9 +1663,6 @@ struct ieee80211_radiotap_vendor_namespaces {
  * @is_radiotap_ns: indicates whether the current namespace is the default
  *      radiotap namespace or not
  *
- * @overrides: override standard radiotap fields
- * @n_overrides: number of overrides
- *
  * @_rtheader: pointer to the radiotap header we are walking through
  * @_max_length: length of radiotap header in cpu byte ordering
  * @_arg_index: next argument index
@@ -1948,10 +1978,12 @@ int cfg80211_wext_giwap(struct net_device *dev,
 void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted);
 
 /**
- * cfg80211_inform_bss - inform cfg80211 of a new BSS
+ * cfg80211_inform_bss_frame - inform cfg80211 of a received BSS frame
  *
  * @wiphy: the wiphy reporting the BSS
- * @bss: the found BSS
+ * @channel: The channel the frame was received on
+ * @mgmt: the management frame (probe response or beacon)
+ * @len: length of the management frame
  * @signal: the signal strength, type depends on the wiphy's signal_type
  * @gfp: context flags
  *
@@ -1964,6 +1996,23 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
                           struct ieee80211_mgmt *mgmt, size_t len,
                           s32 signal, gfp_t gfp);
 
+/**
+ * cfg80211_inform_bss - inform cfg80211 of a new BSS
+ *
+ * @wiphy: the wiphy reporting the BSS
+ * @channel: The channel the frame was received on
+ * @bssid: the BSSID of the BSS
+ * @timestamp: the TSF timestamp sent by the peer
+ * @capability: the capability field sent by the peer
+ * @beacon_interval: the beacon interval announced by the peer
+ * @ie: additional IEs sent by the peer
+ * @ielen: length of the additional IEs
+ * @signal: the signal strength, type depends on the wiphy's signal_type
+ * @gfp: context flags
+ *
+ * This informs cfg80211 that BSS information was found and
+ * the BSS should be updated/added.
+ */
 struct cfg80211_bss*
 cfg80211_inform_bss(struct wiphy *wiphy,
                     struct ieee80211_channel *channel,
diff --git a/include/net/dn_dev.h b/include/net/dn_dev.h
index 511a459ec10f..0916bbf3bdff 100644
--- a/include/net/dn_dev.h
+++ b/include/net/dn_dev.h
@@ -101,7 +101,7 @@ struct dn_short_packet {
         __le16 dstnode;
         __le16 srcnode;
         __u8   forward;
-} __attribute__((packed));
+} __packed;
 
 struct dn_long_packet {
         __u8   msgflg;
@@ -115,7 +115,7 @@ struct dn_long_packet {
         __u8   visit_ct;
         __u8   s_class;
         __u8   pt;
-} __attribute__((packed));
+} __packed;
 
 /*------------------------- DRP - Routing messages ---------------------*/
 
@@ -132,7 +132,7 @@ struct endnode_hello_message {
         __u8   mpd;
         __u8   datalen;
         __u8   data[2];
-} __attribute__((packed));
+} __packed;
 
 struct rtnode_hello_message {
         __u8   msgflg;
@@ -144,7 +144,7 @@ struct rtnode_hello_message {
         __u8   area;
         __le16  timer;
         __u8   mpd;
-} __attribute__((packed));
+} __packed;
 
 
 extern void dn_dev_init(void);
diff --git a/include/net/dn_nsp.h b/include/net/dn_nsp.h
index 17d43d2db5ec..e43a2893f132 100644
--- a/include/net/dn_nsp.h
+++ b/include/net/dn_nsp.h
@@ -74,18 +74,18 @@ struct nsp_data_seg_msg {
         __u8   msgflg;
         __le16 dstaddr;
         __le16 srcaddr;
-} __attribute__((packed));
+} __packed;
 
 struct nsp_data_opt_msg {
         __le16 acknum;
         __le16 segnum;
         __le16 lsflgs;
-} __attribute__((packed));
+} __packed;
 
 struct nsp_data_opt_msg1 {
         __le16 acknum;
         __le16 segnum;
-} __attribute__((packed));
+} __packed;
 
 
 /* Acknowledgment Message (data/other data)                             */
@@ -94,13 +94,13 @@ struct nsp_data_ack_msg {
         __le16 dstaddr;
         __le16 srcaddr;
         __le16 acknum;
-} __attribute__((packed));
+} __packed;
 
 /* Connect Acknowledgment Message */
 struct  nsp_conn_ack_msg {
         __u8 msgflg;
         __le16 dstaddr;
-} __attribute__((packed));
+} __packed;
 
 
 /* Connect Initiate/Retransmit Initiate/Connect Confirm */
@@ -117,7 +117,7 @@ struct  nsp_conn_init_msg {
 #define NSP_FC_MASK   0x0c            /* FC type mask         */
         __u8   info;
         __le16 segsize;
-} __attribute__((packed));
+} __packed;
 
 /* Disconnect Initiate/Disconnect Confirm */
 struct  nsp_disconn_init_msg {
@@ -125,7 +125,7 @@ struct  nsp_disconn_init_msg {
         __le16 dstaddr;
         __le16 srcaddr;
         __le16 reason;
-} __attribute__((packed));
+} __packed;
 
 
 
@@ -135,7 +135,7 @@ struct  srcobj_fmt {
         __le16 grpcode;
         __le16 usrcode;
         __u8   dlen;
-} __attribute__((packed));
+} __packed;
 
 /*
  * A collection of functions for manipulating the sequence
diff --git a/include/net/dn_route.h b/include/net/dn_route.h
index 60c9f22d8694..ccadab3aa3f6 100644
--- a/include/net/dn_route.h
+++ b/include/net/dn_route.h
@@ -65,9 +65,7 @@ extern void dn_rt_cache_flush(int delay);
  * packets to the originating host.
  */
 struct dn_route {
-        union {
-                struct dst_entry dst;
-        } u;
+        struct dst_entry dst;
 
         struct flowi fl;
 
diff --git a/include/net/dst.h b/include/net/dst.h
index 612069beda73..81d1413a8701 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -250,11 +250,11 @@ static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
  * Linux networking.  Thus, destinations are stackable.
  */
 
-static inline struct dst_entry *dst_pop(struct dst_entry *dst)
+static inline struct dst_entry *skb_dst_pop(struct sk_buff *skb)
 {
-        struct dst_entry *child = dst_clone(dst->child);
+        struct dst_entry *child = skb_dst(skb)->child;
 
-        dst_release(dst);
+        skb_dst_drop(skb);
         return child;
 }
 
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index eb551baafc04..f7dcd2c70412 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -68,26 +68,15 @@ struct genl_info {
 #endif
 };
 
-#ifdef CONFIG_NET_NS
 static inline struct net *genl_info_net(struct genl_info *info)
 {
-        return info->_net;
+        return read_pnet(&info->_net);
 }
 
 static inline void genl_info_net_set(struct genl_info *info, struct net *net)
 {
-        info->_net = net;
+        write_pnet(&info->_net, net);
 }
-#else
-static inline struct net *genl_info_net(struct genl_info *info)
-{
-        return &init_net;
-}
-
-static inline void genl_info_net_set(struct genl_info *info, struct net *net)
-{
-}
-#endif
 
 /**
  * struct genl_ops - generic netlink operations
diff --git a/include/net/ip.h b/include/net/ip.h
index 452f229c380a..d52f01180361 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -61,11 +61,14 @@ struct ipcm_cookie {
 struct ip_ra_chain {
         struct ip_ra_chain      *next;
         struct sock             *sk;
-        void                    (*destructor)(struct sock *);
+        union {
+                void                    (*destructor)(struct sock *);
+                struct sock             *saved_sk;
+        };
+        struct rcu_head         rcu;
 };
 
 extern struct ip_ra_chain *ip_ra_chain;
-extern rwlock_t ip_ra_lock;
 
 /* IP flags. */
 #define IP_CE           0x8000          /* Flag: "Congestion"           */
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 4b1dc1161c37..062a823d311c 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -84,13 +84,11 @@ struct rt6key {
 struct fib6_table;
 
 struct rt6_info {
-        union {
-                struct dst_entry        dst;
-        } u;
+        struct dst_entry                dst;
 
-#define rt6i_dev                        u.dst.dev
-#define rt6i_nexthop                    u.dst.neighbour
-#define rt6i_expires                    u.dst.expires
+#define rt6i_dev                        dst.dev
+#define rt6i_nexthop                    dst.neighbour
+#define rt6i_expires                    dst.expires
 
         /*
          * Tail elements of dst_entry (__refcnt etc.)
diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
index fbf9d1cda27b..fc94ec568a50 100644
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -27,6 +27,6 @@ struct ipv6_tlv_tnl_enc_lim {
         __u8 type;              /* type-code for option         */
         __u8 length;            /* option length                */
         __u8 encap_limit;       /* tunnel encapsulation limit   */
-} __attribute__ ((packed));
+} __packed;
 
 #endif
diff --git a/include/net/ipip.h b/include/net/ipip.h
index 11e8513d2d07..65caea8b414f 100644
--- a/include/net/ipip.h
+++ b/include/net/ipip.h
@@ -50,7 +50,7 @@ struct ip_tunnel_prl_entry {
         int pkt_len = skb->len - skb_transport_offset(skb);             \
                                                                         \
         skb->ip_summed = CHECKSUM_NONE;                                 \
-        ip_select_ident(iph, &rt->u.dst, NULL);                         \
+        ip_select_ident(iph, &rt->dst, NULL);                           \
                                                                         \
         err = ip_local_out(skb);                                        \
         if (likely(net_xmit_eval(err) == 0)) {                          \
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 2600b69757b8..f5808d596aab 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -551,6 +551,10 @@ extern int 			ipv6_ext_hdr(u8 nexthdr);
 
 extern int ipv6_find_tlv(struct sk_buff *skb, int offset, int type);
 
+extern struct in6_addr *fl6_update_dst(struct flowi *fl,
+                                       const struct ipv6_txoptions *opt,
+                                       struct in6_addr *orig);
+
 /*
  *      socket options (ipv6_sockglue.c)
  */
diff --git a/include/net/ipx.h b/include/net/ipx.h
index ef51a668ba19..05d7e4a88b49 100644
--- a/include/net/ipx.h
+++ b/include/net/ipx.h
@@ -27,9 +27,9 @@ struct ipx_address {
 #define IPX_MAX_PPROP_HOPS 8
 
 struct ipxhdr {
-        __be16                  ipx_checksum __attribute__ ((packed));
+        __be16                  ipx_checksum __packed;
 #define IPX_NO_CHECKSUM cpu_to_be16(0xFFFF)
-        __be16                  ipx_pktsize __attribute__ ((packed));
+        __be16                  ipx_pktsize __packed;
         __u8                    ipx_tctrl;
         __u8                    ipx_type;
 #define IPX_TYPE_UNKNOWN        0x00
@@ -38,8 +38,8 @@ struct ipxhdr {
 #define IPX_TYPE_SPX            0x05    /* SPX protocol */
 #define IPX_TYPE_NCP            0x11    /* $lots for docs on this (SPIT) */
 #define IPX_TYPE_PPROP          0x14    /* complicated flood fill brdcast */
-        struct ipx_address      ipx_dest __attribute__ ((packed));
-        struct ipx_address      ipx_source __attribute__ ((packed));
+        struct ipx_address      ipx_dest __packed;
+        struct ipx_address      ipx_source __packed;
 };
 
 static __inline__ struct ipxhdr *ipx_hdr(struct sk_buff *skb)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index de22cbfef232..abb3b1a9ddc9 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -19,6 +19,7 @@
 #include <linux/wireless.h>
 #include <linux/device.h>
 #include <linux/ieee80211.h>
+#include <linux/inetdevice.h>
 #include <net/cfg80211.h>
 
 /**
@@ -312,9 +313,10 @@ enum mac80211_tx_control_flags {
         IEEE80211_TX_INTFL_NL80211_FRAME_TX     = BIT(21),
         IEEE80211_TX_CTL_LDPC                   = BIT(22),
         IEEE80211_TX_CTL_STBC                   = BIT(23) | BIT(24),
-#define IEEE80211_TX_CTL_STBC_SHIFT             23
 };
 
+#define IEEE80211_TX_CTL_STBC_SHIFT             23
+
 /**
  * enum mac80211_rate_control_flags - per-rate flags set by the
  *      Rate Control algorithm.
@@ -412,8 +414,6 @@ struct ieee80211_tx_rate {
  * @driver_data: array of driver_data pointers
  * @ampdu_ack_len: number of acked aggregated frames.
  *      relevant only if IEEE80211_TX_STAT_AMPDU was set.
- * @ampdu_ack_map: block ack bit map for the aggregation.
- *      relevant only if IEEE80211_TX_STAT_AMPDU was set.
  * @ampdu_len: number of aggregated frames.
  *      relevant only if IEEE80211_TX_STAT_AMPDU was set.
  * @ack_signal: signal strength of the ACK frame
@@ -448,10 +448,9 @@ struct ieee80211_tx_info {
                 struct {
                         struct ieee80211_tx_rate rates[IEEE80211_TX_MAX_RATES];
                         u8 ampdu_ack_len;
-                        u64 ampdu_ack_map;
                         int ack_signal;
                         u8 ampdu_len;
-                        /* 7 bytes free */
+                        /* 15 bytes free */
                 } status;
                 struct {
                         struct ieee80211_tx_rate driver_rates[
@@ -815,7 +814,6 @@ enum ieee80211_key_flags {
  *      encrypted in hardware.
  * @alg: The key algorithm.
  * @flags: key flags, see &enum ieee80211_key_flags.
- * @ap_addr: AP's MAC address
  * @keyidx: the key index (0-3)
  * @keylen: key material length
  * @key: key material. For ALG_TKIP the key is encoded as a 256-bit (32 byte)
@@ -881,16 +879,12 @@ struct ieee80211_sta {
  * enum sta_notify_cmd - sta notify command
  *
  * Used with the sta_notify() callback in &struct ieee80211_ops, this
- * indicates addition and removal of a station to station table,
- * or if a associated station made a power state transition.
+ * indicates if an associated station made a power state transition.
  *
- * @STA_NOTIFY_ADD: (DEPRECATED) a station was added to the station table
- * @STA_NOTIFY_REMOVE: (DEPRECATED) a station being removed from the station table
  * @STA_NOTIFY_SLEEP: a station is now sleeping
  * @STA_NOTIFY_AWAKE: a sleeping station woke up
  */
 enum sta_notify_cmd {
-        STA_NOTIFY_ADD, STA_NOTIFY_REMOVE,
         STA_NOTIFY_SLEEP, STA_NOTIFY_AWAKE,
 };
 
@@ -1535,6 +1529,16 @@ enum ieee80211_ampdu_mlme_action {
  *      of the bss parameters has changed when a call is made. The callback
  *      can sleep.
  *
+ * @configure_arp_filter: Configuration function for hardware ARP query filter.
+ *      This function is called with all the IP addresses configured to the
+ *      interface as argument - all ARP queries targeted to any of these
+ *      addresses must pass through. If the hardware filter does not support
+ *      enought addresses, hardware filtering must be disabled. The ifa_list
+ *      argument may be NULL, indicating that filtering must be disabled.
+ *      This function is called upon association complete with current
+ *      address(es), and while associated whenever the IP address(es) change.
+ *      The callback can sleep.
+ *
  * @prepare_multicast: Prepare for multicast filter configuration.
  *      This callback is optional, and its return value is passed
  *      to configure_filter(). This callback must be atomic.
@@ -1674,6 +1678,9 @@ struct ieee80211_ops {
                                  struct ieee80211_vif *vif,
                                  struct ieee80211_bss_conf *info,
                                  u32 changed);
+        int (*configure_arp_filter)(struct ieee80211_hw *hw,
+                                    struct ieee80211_vif *vif,
+                                    struct in_ifaddr *ifa_list);
         u64 (*prepare_multicast)(struct ieee80211_hw *hw,
                                  struct netdev_hw_addr_list *mc_list);
         void (*configure_filter)(struct ieee80211_hw *hw,
@@ -2334,16 +2341,14 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra,
  * ieee80211_stop_tx_ba_session - Stop a Block Ack session.
  * @sta: the station whose BA session to stop
  * @tid: the TID to stop BA.
- * @initiator: if indicates initiator DELBA frame will be sent.
  *
- * Return: error if no sta with matching da found, success otherwise
+ * Return: negative error if the TID is invalid, or no aggregation active
  *
  * Although mac80211/low level driver/user space application can estimate
  * the need to stop aggregation on a certain RA/TID, the session level
  * will be managed by the mac80211.
  */
-int ieee80211_stop_tx_ba_session(struct ieee80211_sta *sta, u16 tid,
-                                 enum ieee80211_back_parties initiator);
+int ieee80211_stop_tx_ba_session(struct ieee80211_sta *sta, u16 tid);
 
 /**
  * ieee80211_stop_tx_ba_cb - low level driver ready to stop aggregate.
diff --git a/include/net/mip6.h b/include/net/mip6.h
index a83ad1982a90..26ba99b5a4b1 100644
--- a/include/net/mip6.h
+++ b/include/net/mip6.h
@@ -39,7 +39,7 @@ struct ip6_mh {
         __u16   ip6mh_cksum;
         /* Followed by type specific messages */
         __u8    data[0];
-} __attribute__ ((__packed__));
+} __packed;
 
 #define IP6_MH_TYPE_BRR         0   /* Binding Refresh Request */
 #define IP6_MH_TYPE_HOTI        1   /* HOTI Message   */
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index f76f22d05721..895997bc2ead 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -82,7 +82,7 @@ struct ra_msg {
 struct nd_opt_hdr {
         __u8            nd_opt_type;
         __u8            nd_opt_len;
-} __attribute__((__packed__));
+} __packed;
 
 
 extern int                      ndisc_init(void);
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 84a4b6fec99d..e624dae54fa4 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -152,11 +152,7 @@ extern struct net init_net;
 
 static inline struct net *nf_ct_net(const struct nf_conn *ct)
 {
-#ifdef CONFIG_NET_NS
-        return ct->ct_net;
-#else
-        return &init_net;
-#endif
+        return read_pnet(&ct->ct_net);
 }
 
 /* Alter reply tuple (maybe alter helper). */
diff --git a/include/net/netfilter/xt_rateest.h b/include/net/netfilter/xt_rateest.h
index b1d780e21ce3..5a2978d1cb22 100644
--- a/include/net/netfilter/xt_rateest.h
+++ b/include/net/netfilter/xt_rateest.h
@@ -13,6 +13,7 @@ struct xt_rateest {
         char                            name[IFNAMSIZ];
         unsigned int                    refcnt;
         struct gnet_estimator           params;
+        struct rcu_head                 rcu;
 };
 
 extern struct xt_rateest *xt_rateest_lookup(const char *name);
diff --git a/include/net/phonet/pn_dev.h b/include/net/phonet/pn_dev.h
index d7b989ca3d63..2d16783d5e20 100644
--- a/include/net/phonet/pn_dev.h
+++ b/include/net/phonet/pn_dev.h
@@ -34,6 +34,7 @@ struct phonet_device {
         struct list_head list;
         struct net_device *netdev;
         DECLARE_BITMAP(addrs, 64);
+        struct rcu_head rcu;
 };
 
 int phonet_device_init(void);
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 9d4d87cc970e..d9549af6929a 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -95,7 +95,7 @@ extern void __qdisc_run(struct Qdisc *q);
 
 static inline void qdisc_run(struct Qdisc *q)
 {
-        if (!test_and_set_bit(__QDISC_STATE_RUNNING, &q->state))
+        if (qdisc_run_begin(q))
                 __qdisc_run(q);
 }
 
diff --git a/include/net/route.h b/include/net/route.h
index af6cf4b4c9dc..bd732d62e1c3 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -50,9 +50,7 @@
 struct fib_nh;
 struct inet_peer;
 struct rtable {
-        union {
-                struct dst_entry        dst;
-        } u;
+        struct dst_entry        dst;
 
         /* Cache lookup keys */
         struct flowi            fl;
@@ -144,7 +142,7 @@ extern void fib_add_ifaddr(struct in_ifaddr *);
 static inline void ip_rt_put(struct rtable * rt)
 {
         if (rt)
-                dst_release(&rt->u.dst);
+                dst_release(&rt->dst);
 }
 
 #define IPTOS_RT_MASK   (IPTOS_TOS_MASK & ~3)
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 03ca5d826757..b35301b0c7b6 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -23,11 +23,17 @@ struct qdisc_rate_table {
 };
 
 enum qdisc_state_t {
-        __QDISC_STATE_RUNNING,
         __QDISC_STATE_SCHED,
         __QDISC_STATE_DEACTIVATED,
 };
 
+/*
+ * following bits are only changed while qdisc lock is held
+ */
+enum qdisc___state_t {
+        __QDISC___STATE_RUNNING,
+};
+
 struct qdisc_size_table {
         struct list_head        list;
         struct tc_sizespec      szopts;
@@ -72,10 +78,27 @@ struct Qdisc {
         unsigned long           state;
         struct sk_buff_head     q;
         struct gnet_stats_basic_packed bstats;
+        unsigned long           __state;
         struct gnet_stats_queue qstats;
-        struct rcu_head     rcu_head;
+        struct rcu_head         rcu_head;
+        spinlock_t              busylock;
 };
 
+static inline bool qdisc_is_running(struct Qdisc *qdisc)
+{
+        return test_bit(__QDISC___STATE_RUNNING, &qdisc->__state);
+}
+
+static inline bool qdisc_run_begin(struct Qdisc *qdisc)
+{
+        return !__test_and_set_bit(__QDISC___STATE_RUNNING, &qdisc->__state);
+}
+
+static inline void qdisc_run_end(struct Qdisc *qdisc)
+{
+        __clear_bit(__QDISC___STATE_RUNNING, &qdisc->__state);
+}
+
 struct Qdisc_class_ops {
         /* Child qdisc manipulation */
         struct netdev_queue *   (*select_queue)(struct Qdisc *, struct tcmsg *);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 4b860116e096..f9e7473613bd 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -443,7 +443,7 @@ struct sctp_signed_cookie {
         __u8 signature[SCTP_SECRET_SIZE];
         __u32 __pad;            /* force sctp_cookie alignment to 64 bits */
         struct sctp_cookie c;
-} __attribute__((packed));
+} __packed;
 
 /* This is another convenience type to allocate memory for address
  * params for the maximum size and pass such structures around
@@ -488,7 +488,7 @@ typedef struct sctp_sender_hb_info {
         union sctp_addr daddr;
         unsigned long sent_at;
         __u64 hb_nonce;
-} __attribute__((packed)) sctp_sender_hb_info_t;
+} __packed sctp_sender_hb_info_t;
 
 /*
  *  RFC 2960 1.3.2 Sequenced Delivery within Streams
diff --git a/include/net/sock.h b/include/net/sock.h
index ca241ea14875..f8acf38f092f 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1524,20 +1524,7 @@ extern void sk_stop_timer(struct sock *sk, struct timer_list* timer);
 
 extern int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb);
 
-static inline int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb)
-{
-        /* Cast skb->rcvbuf to unsigned... It's pointless, but reduces
-           number of warnings when compiling with -W --ANK
-         */
-        if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >=
-            (unsigned)sk->sk_rcvbuf)
-                return -ENOMEM;
-        skb_set_owner_r(skb, sk);
-        skb_queue_tail(&sk->sk_error_queue, skb);
-        if (!sock_flag(sk, SOCK_DEAD))
-                sk->sk_data_ready(sk, skb->len);
-        return 0;
-}
+extern int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb);
 
 /*
  *      Recover an error report and clear atomically
@@ -1724,19 +1711,13 @@ static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_e
 static inline
 struct net *sock_net(const struct sock *sk)
 {
-#ifdef CONFIG_NET_NS
-        return sk->sk_net;
-#else
-        return &init_net;
-#endif
+        return read_pnet(&sk->sk_net);
 }
 
 static inline
 void sock_net_set(struct sock *sk, struct net *net)
 {
-#ifdef CONFIG_NET_NS
-        sk->sk_net = net;
-#endif
+        write_pnet(&sk->sk_net, net);
 }
 
 /*
diff --git a/include/net/tcp.h b/include/net/tcp.h
index a1449144848a..573166484413 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1413,7 +1413,8 @@ struct tcp_iter_state {
         sa_family_t             family;
         enum tcp_seq_states     state;
         struct sock             *syn_wait_sk;
-        int                     bucket, sbucket, num, uid;
+        int                     bucket, offset, sbucket, num, uid;
+        loff_t                  last_pos;
 };
 
 extern int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo);