Merge branch 'linus' into sched/clock

8 files changed, 47 insertions, 272 deletions

diff --git a/include/net/dst.h b/include/net/dst.h
index c5c318a628f..8a8b71e5f3f 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -252,17 +252,7 @@ static inline int dst_output(struct sk_buff *skb)
 /* Input packet from network to transport.  */
 static inline int dst_input(struct sk_buff *skb)
 {
-	int err;
-
-	for (;;) {
-		err = skb->dst->input(skb);
-
-		if (likely(err == 0))
-			return err;
-		/* Oh, Jamal... Seems, I will not forgive you this mess. :-) */
-		if (unlikely(err != NET_XMIT_BYPASS))
-			return err;
-	}
+	return skb->dst->input(skb);
 }
 
 static inline struct dst_entry *dst_check(struct dst_entry *dst, u32 cookie)
diff --git a/include/net/flow.h b/include/net/flow.h
index ad16e0076c8..228b2477cee 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -47,7 +47,6 @@ struct flowi {
 #define fl4_scope	nl_u.ip4_u.scope
 
 	__u8	proto;
-	__u8	flags;
 	union {
 		struct {
 			__be16	sport;
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 9a51ebad3f1..cbb59ebed4a 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -3,254 +3,17 @@
  *      data structure and functionality definitions
  */
 
-#ifndef _IP_VS_H
-#define _IP_VS_H
-
-#include <asm/types.h>		/* For __uXX types */
-#include <linux/types.h>	/* For __beXX types in userland */
-
-#include <linux/sysctl.h>	/* For ctl_path */
-
-#define IP_VS_VERSION_CODE	0x010201
-#define NVERSION(version)			\
-	(version >> 16) & 0xFF,			\
-	(version >> 8) & 0xFF,			\
-	version & 0xFF
-
-/*
- *      Virtual Service Flags
- */
-#define IP_VS_SVC_F_PERSISTENT	0x0001		/* persistent port */
-#define IP_VS_SVC_F_HASHED	0x0002		/* hashed entry */
-
-/*
- *      Destination Server Flags
- */
-#define IP_VS_DEST_F_AVAILABLE	0x0001		/* server is available */
-#define IP_VS_DEST_F_OVERLOAD	0x0002		/* server is overloaded */
-
-/*
- *      IPVS sync daemon states
- */
-#define IP_VS_STATE_NONE	0x0000		/* daemon is stopped */
-#define IP_VS_STATE_MASTER	0x0001		/* started as master */
-#define IP_VS_STATE_BACKUP	0x0002		/* started as backup */
-
-/*
- *      IPVS socket options
- */
-#define IP_VS_BASE_CTL		(64+1024+64)		/* base */
-
-#define IP_VS_SO_SET_NONE	IP_VS_BASE_CTL		/* just peek */
-#define IP_VS_SO_SET_INSERT	(IP_VS_BASE_CTL+1)
-#define IP_VS_SO_SET_ADD	(IP_VS_BASE_CTL+2)
-#define IP_VS_SO_SET_EDIT	(IP_VS_BASE_CTL+3)
-#define IP_VS_SO_SET_DEL	(IP_VS_BASE_CTL+4)
-#define IP_VS_SO_SET_FLUSH	(IP_VS_BASE_CTL+5)
-#define IP_VS_SO_SET_LIST	(IP_VS_BASE_CTL+6)
-#define IP_VS_SO_SET_ADDDEST	(IP_VS_BASE_CTL+7)
-#define IP_VS_SO_SET_DELDEST	(IP_VS_BASE_CTL+8)
-#define IP_VS_SO_SET_EDITDEST	(IP_VS_BASE_CTL+9)
-#define IP_VS_SO_SET_TIMEOUT	(IP_VS_BASE_CTL+10)
-#define IP_VS_SO_SET_STARTDAEMON (IP_VS_BASE_CTL+11)
-#define IP_VS_SO_SET_STOPDAEMON (IP_VS_BASE_CTL+12)
-#define IP_VS_SO_SET_RESTORE    (IP_VS_BASE_CTL+13)
-#define IP_VS_SO_SET_SAVE       (IP_VS_BASE_CTL+14)
-#define IP_VS_SO_SET_ZERO	(IP_VS_BASE_CTL+15)
-#define IP_VS_SO_SET_MAX	IP_VS_SO_SET_ZERO
-
-#define IP_VS_SO_GET_VERSION	IP_VS_BASE_CTL
-#define IP_VS_SO_GET_INFO	(IP_VS_BASE_CTL+1)
-#define IP_VS_SO_GET_SERVICES	(IP_VS_BASE_CTL+2)
-#define IP_VS_SO_GET_SERVICE	(IP_VS_BASE_CTL+3)
-#define IP_VS_SO_GET_DESTS	(IP_VS_BASE_CTL+4)
-#define IP_VS_SO_GET_DEST	(IP_VS_BASE_CTL+5)	/* not used now */
-#define IP_VS_SO_GET_TIMEOUT	(IP_VS_BASE_CTL+6)
-#define IP_VS_SO_GET_DAEMON	(IP_VS_BASE_CTL+7)
-#define IP_VS_SO_GET_MAX	IP_VS_SO_GET_DAEMON
-
-
-/*
- *      IPVS Connection Flags
- */
-#define IP_VS_CONN_F_FWD_MASK	0x0007		/* mask for the fwd methods */
-#define IP_VS_CONN_F_MASQ	0x0000		/* masquerading/NAT */
-#define IP_VS_CONN_F_LOCALNODE	0x0001		/* local node */
-#define IP_VS_CONN_F_TUNNEL	0x0002		/* tunneling */
-#define IP_VS_CONN_F_DROUTE	0x0003		/* direct routing */
-#define IP_VS_CONN_F_BYPASS	0x0004		/* cache bypass */
-#define IP_VS_CONN_F_SYNC	0x0020		/* entry created by sync */
-#define IP_VS_CONN_F_HASHED	0x0040		/* hashed entry */
-#define IP_VS_CONN_F_NOOUTPUT	0x0080		/* no output packets */
-#define IP_VS_CONN_F_INACTIVE	0x0100		/* not established */
-#define IP_VS_CONN_F_OUT_SEQ	0x0200		/* must do output seq adjust */
-#define IP_VS_CONN_F_IN_SEQ	0x0400		/* must do input seq adjust */
-#define IP_VS_CONN_F_SEQ_MASK	0x0600		/* in/out sequence mask */
-#define IP_VS_CONN_F_NO_CPORT	0x0800		/* no client port set yet */
-#define IP_VS_CONN_F_TEMPLATE	0x1000		/* template, not connection */
-
-/* Move it to better place one day, for now keep it unique */
-#define NFC_IPVS_PROPERTY	0x10000
-
-#define IP_VS_SCHEDNAME_MAXLEN	16
-#define IP_VS_IFNAME_MAXLEN	16
-
-
-/*
- *	The struct ip_vs_service_user and struct ip_vs_dest_user are
- *	used to set IPVS rules through setsockopt.
- */
-struct ip_vs_service_user {
-	/* virtual service addresses */
-	u_int16_t		protocol;
-	__be32			addr;		/* virtual ip address */
-	__be16			port;
-	u_int32_t		fwmark;		/* firwall mark of service */
-
-	/* virtual service options */
-	char			sched_name[IP_VS_SCHEDNAME_MAXLEN];
-	unsigned		flags;		/* virtual service flags */
-	unsigned		timeout;	/* persistent timeout in sec */
-	__be32			netmask;	/* persistent netmask */
-};
-
-
-struct ip_vs_dest_user {
-	/* destination server address */
-	__be32			addr;
-	__be16			port;
-
-	/* real server options */
-	unsigned		conn_flags;	/* connection flags */
-	int			weight;		/* destination weight */
-
-	/* thresholds for active connections */
-	u_int32_t		u_threshold;	/* upper threshold */
-	u_int32_t		l_threshold;	/* lower threshold */
-};
-
-
-/*
- *	IPVS statistics object (for user space)
- */
-struct ip_vs_stats_user
-{
-	__u32                   conns;          /* connections scheduled */
-	__u32                   inpkts;         /* incoming packets */
-	__u32                   outpkts;        /* outgoing packets */
-	__u64                   inbytes;        /* incoming bytes */
-	__u64                   outbytes;       /* outgoing bytes */
-
-	__u32			cps;		/* current connection rate */
-	__u32			inpps;		/* current in packet rate */
-	__u32			outpps;		/* current out packet rate */
-	__u32			inbps;		/* current in byte rate */
-	__u32			outbps;		/* current out byte rate */
-};
-
-
-/* The argument to IP_VS_SO_GET_INFO */
-struct ip_vs_getinfo {
-	/* version number */
-	unsigned int		version;
-
-	/* size of connection hash table */
-	unsigned int		size;
-
-	/* number of virtual services */
-	unsigned int		num_services;
-};
-
-
-/* The argument to IP_VS_SO_GET_SERVICE */
-struct ip_vs_service_entry {
-	/* which service: user fills in these */
-	u_int16_t		protocol;
-	__be32			addr;		/* virtual address */
-	__be16			port;
-	u_int32_t		fwmark;		/* firwall mark of service */
-
-	/* service options */
-	char			sched_name[IP_VS_SCHEDNAME_MAXLEN];
-	unsigned		flags;          /* virtual service flags */
-	unsigned		timeout;	/* persistent timeout */
-	__be32			netmask;	/* persistent netmask */
-
-	/* number of real servers */
-	unsigned int		num_dests;
-
-	/* statistics */
-	struct ip_vs_stats_user stats;
-};
-
-
-struct ip_vs_dest_entry {
-	__be32			addr;		/* destination address */
-	__be16			port;
-	unsigned		conn_flags;	/* connection flags */
-	int			weight;		/* destination weight */
-
-	u_int32_t		u_threshold;	/* upper threshold */
-	u_int32_t		l_threshold;	/* lower threshold */
-
-	u_int32_t		activeconns;	/* active connections */
-	u_int32_t		inactconns;	/* inactive connections */
-	u_int32_t		persistconns;	/* persistent connections */
-
-	/* statistics */
-	struct ip_vs_stats_user stats;
-};
-
-
-/* The argument to IP_VS_SO_GET_DESTS */
-struct ip_vs_get_dests {
-	/* which service: user fills in these */
-	u_int16_t		protocol;
-	__be32			addr;		/* virtual address */
-	__be16			port;
-	u_int32_t		fwmark;		/* firwall mark of service */
-
-	/* number of real servers */
-	unsigned int		num_dests;
-
-	/* the real servers */
-	struct ip_vs_dest_entry	entrytable[0];
-};
-
-
-/* The argument to IP_VS_SO_GET_SERVICES */
-struct ip_vs_get_services {
-	/* number of virtual services */
-	unsigned int		num_services;
-
-	/* service table */
-	struct ip_vs_service_entry entrytable[0];
-};
-
-
-/* The argument to IP_VS_SO_GET_TIMEOUT */
-struct ip_vs_timeout_user {
-	int			tcp_timeout;
-	int			tcp_fin_timeout;
-	int			udp_timeout;
-};
-
-
-/* The argument to IP_VS_SO_GET_DAEMON */
-struct ip_vs_daemon_user {
-	/* sync daemon state (master/backup) */
-	int			state;
-
-	/* multicast interface name */
-	char			mcast_ifn[IP_VS_IFNAME_MAXLEN];
-
-	/* SyncID we belong to */
-	int			syncid;
-};
+#ifndef _NET_IP_VS_H
+#define _NET_IP_VS_H
 
+#include <linux/ip_vs.h>                /* definitions shared with userland */
 
+/* old ipvsadm versions still include this file directly */
 #ifdef __KERNEL__
 
+#include <asm/types.h>                  /* for __uXX types */
+
+#include <linux/sysctl.h>               /* for ctl_path */
 #include <linux/list.h>                 /* for struct list_head */
 #include <linux/spinlock.h>             /* for struct rwlock_t */
 #include <asm/atomic.h>                 /* for struct atomic_t */
@@ -981,4 +744,4 @@ static inline __wsum ip_vs_check_diff2(__be16 old, __be16 new, __wsum oldsum)
 
 #endif /* __KERNEL__ */
 
-#endif	/* _IP_VS_H */
+#endif	/* _NET_IP_VS_H */
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 4dd3d93e196..b397e4d984c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -177,9 +177,10 @@ enum ieee80211_bss_change {
  * @aid: association ID number, valid only when @assoc is true
  * @use_cts_prot: use CTS protection
  * @use_short_preamble: use 802.11b short preamble
+ * @dtim_period: num of beacons before the next DTIM, for PSM
  * @timestamp: beacon timestamp
  * @beacon_int: beacon interval
- * @assoc_capability: capabbilities taken from assoc resp
+ * @assoc_capability: capabilities taken from assoc resp
  * @assoc_ht: association in HT mode
  * @ht_conf: ht capabilities
  * @ht_bss_conf: ht extended capabilities
@@ -191,6 +192,7 @@ struct ieee80211_bss_conf {
 	/* erp related data */
 	bool use_cts_prot;
 	bool use_short_preamble;
+	u8 dtim_period;
 	u16 beacon_int;
 	u16 assoc_capability;
 	u64 timestamp;
@@ -206,8 +208,6 @@ struct ieee80211_bss_conf {
  * These flags are used with the @flags member of &ieee80211_tx_info.
  *
  * @IEEE80211_TX_CTL_REQ_TX_STATUS: request TX status callback for this frame.
- * @IEEE80211_TX_CTL_DO_NOT_ENCRYPT: send this frame without encryption;
- *	e.g., for EAPOL frame
  * @IEEE80211_TX_CTL_USE_RTS_CTS: use RTS-CTS before sending frame
  * @IEEE80211_TX_CTL_USE_CTS_PROTECT: use CTS protection for the frame (e.g.,
  *	for combined 802.11g / 802.11b networks)
@@ -220,7 +220,6 @@ struct ieee80211_bss_conf {
  * @IEEE80211_TX_CTL_SHORT_PREAMBLE: TBD
  * @IEEE80211_TX_CTL_LONG_RETRY_LIMIT: this frame should be send using the
  *	through set_retry_limit configured long retry value
- * @IEEE80211_TX_CTL_EAPOL_FRAME: internal to mac80211
  * @IEEE80211_TX_CTL_SEND_AFTER_DTIM: send this frame after DTIM beacon
  * @IEEE80211_TX_CTL_AMPDU: this frame should be sent as part of an A-MPDU
  * @IEEE80211_TX_CTL_OFDM_HT: this frame can be sent in HT OFDM rates. number
@@ -253,7 +252,6 @@ struct ieee80211_bss_conf {
  */
 enum mac80211_tx_control_flags {
 	IEEE80211_TX_CTL_REQ_TX_STATUS		= BIT(0),
-	IEEE80211_TX_CTL_DO_NOT_ENCRYPT		= BIT(1),
 	IEEE80211_TX_CTL_USE_RTS_CTS		= BIT(2),
 	IEEE80211_TX_CTL_USE_CTS_PROTECT	= BIT(3),
 	IEEE80211_TX_CTL_NO_ACK			= BIT(4),
@@ -263,7 +261,6 @@ enum mac80211_tx_control_flags {
 	IEEE80211_TX_CTL_FIRST_FRAGMENT		= BIT(8),
 	IEEE80211_TX_CTL_SHORT_PREAMBLE		= BIT(9),
 	IEEE80211_TX_CTL_LONG_RETRY_LIMIT	= BIT(10),
-	IEEE80211_TX_CTL_EAPOL_FRAME		= BIT(11),
 	IEEE80211_TX_CTL_SEND_AFTER_DTIM	= BIT(12),
 	IEEE80211_TX_CTL_AMPDU			= BIT(13),
 	IEEE80211_TX_CTL_OFDM_HT		= BIT(14),
@@ -323,7 +320,6 @@ struct ieee80211_tx_info {
 			struct ieee80211_vif *vif;
 			struct ieee80211_key_conf *hw_key;
 			unsigned long jiffies;
-			int ifindex;
 			u16 aid;
 			s8 rts_cts_rate_idx, alt_retry_rate_idx;
 			u8 retry_limit;
@@ -436,6 +432,7 @@ enum ieee80211_conf_flags {
  * @radio_enabled: when zero, driver is required to switch off the radio.
  *	TODO make a flag
  * @beacon_int: beacon interval (TODO make interface config)
+ * @listen_interval: listen interval in units of beacon interval
  * @flags: configuration flags defined above
  * @power_level: requested transmit power (in dBm)
  * @max_antenna_gain: maximum antenna gain (in dBi)
@@ -450,6 +447,7 @@ struct ieee80211_conf {
 	int radio_enabled;
 
 	int beacon_int;
+	u16 listen_interval;
 	u32 flags;
 	int power_level;
 	int max_antenna_gain;
@@ -746,7 +744,6 @@ enum ieee80211_tkip_key_type {
  * 	Measurement, Channel Switch, Quieting, TPC
  */
 enum ieee80211_hw_flags {
-	IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE		= 1<<0,
 	IEEE80211_HW_RX_INCLUDES_FCS			= 1<<1,
 	IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING	= 1<<2,
 	IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE		= 1<<3,
@@ -792,6 +789,9 @@ enum ieee80211_hw_flags {
  * @max_signal: Maximum value for signal (rssi) in RX information, used
  *     only when @IEEE80211_HW_SIGNAL_UNSPEC or @IEEE80211_HW_SIGNAL_DB
  *
+ * @max_listen_interval: max listen interval in units of beacon interval
+ *     that HW supports
+ *
  * @queues: number of available hardware transmit queues for
  *	data packets. WMM/QoS requires at least four, these
  *	queues need to have configurable access parameters.
@@ -819,7 +819,9 @@ struct ieee80211_hw {
 	unsigned int extra_tx_headroom;
 	int channel_change_time;
 	int vif_data_size;
-	u16 queues, ampdu_queues;
+	u16 queues;
+	u16 ampdu_queues;
+	u16 max_listen_interval;
 	s8 max_signal;
 };
 
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index 8d6e991ef4d..cac811e51f6 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -33,7 +33,7 @@ struct request_sock_ops {
 	struct kmem_cache	*slab;
 	int		(*rtx_syn_ack)(struct sock *sk,
 				       struct request_sock *req);
-	void		(*send_ack)(struct sk_buff *skb,
+	void		(*send_ack)(struct sock *sk, struct sk_buff *skb,
 				    struct request_sock *req);
 	void		(*send_reset)(struct sock *sk,
 				      struct sk_buff *skb);
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index b5f40d7ef72..a7abfda3e44 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -193,10 +193,22 @@ static inline struct Qdisc *qdisc_root(struct Qdisc *qdisc)
 	return qdisc->dev_queue->qdisc;
 }
 
+/* The qdisc root lock is a mechanism by which to top level
+ * of a qdisc tree can be locked from any qdisc node in the
+ * forest.  This allows changing the configuration of some
+ * aspect of the qdisc tree while blocking out asynchronous
+ * qdisc access in the packet processing paths.
+ *
+ * It is only legal to do this when the root will not change
+ * on us.  Otherwise we'll potentially lock the wrong qdisc
+ * root.  This is enforced by holding the RTNL semaphore, which
+ * all users of this lock accessor must do.
+ */
 static inline spinlock_t *qdisc_root_lock(struct Qdisc *qdisc)
 {
 	struct Qdisc *root = qdisc_root(qdisc);
 
+	ASSERT_RTNL();
 	return qdisc_lock(root);
 }
 
@@ -331,6 +343,18 @@ static inline unsigned int qdisc_pkt_len(struct sk_buff *skb)
 	return qdisc_skb_cb(skb)->pkt_len;
 }
 
+/* additional qdisc xmit flags (NET_XMIT_MASK in linux/netdevice.h) */
+enum net_xmit_qdisc_t {
+	__NET_XMIT_STOLEN = 0x00010000,
+	__NET_XMIT_BYPASS = 0x00020000,
+};
+
+#ifdef CONFIG_NET_CLS_ACT
+#define net_xmit_drop_count(e)	((e) & __NET_XMIT_STOLEN ? 0 : 1)
+#else
+#define net_xmit_drop_count(e)	(1)
+#endif
+
 static inline int qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 {
 #ifdef CONFIG_NET_SCHED
@@ -343,7 +367,7 @@ static inline int qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 static inline int qdisc_enqueue_root(struct sk_buff *skb, struct Qdisc *sch)
 {
 	qdisc_skb_cb(skb)->pkt_len = skb->len;
-	return qdisc_enqueue(skb, sch);
+	return qdisc_enqueue(skb, sch) & NET_XMIT_MASK;
 }
 
 static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch,
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 535a18f57a1..ab1c472ea75 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -524,8 +524,7 @@ static inline void sctp_ssn_skip(struct sctp_stream *stream, __u16 id,
  */
 struct sctp_af {
 	int		(*sctp_xmit)	(struct sk_buff *skb,
-					 struct sctp_transport *,
-					 int ipfragok);
+					 struct sctp_transport *);
 	int		(*setsockopt)	(struct sock *sk,
 					 int level,
 					 int optname,
diff --git a/include/net/syncppp.h b/include/net/syncppp.h
index e43f4070d89..9e306f7f579 100644
--- a/include/net/syncppp.h
+++ b/include/net/syncppp.h
@@ -43,8 +43,6 @@ struct sppp
 	u32		pp_rseq;	/* remote sequence number */
 	struct slcp	lcp;		/* LCP params */
 	struct sipcp	ipcp;		/* IPCP params */
-	u32		ibytes,obytes;	/* Bytes in/out */
-	u32		ipkts,opkts;	/* Packets in/out */
 	struct timer_list	pp_timer;
 	struct net_device	*pp_if;
 	char		pp_link_state;	/* Link status */