Merge branch 'linux-2.6' into for-2.6.22

98 files changed, 1242 insertions, 2829 deletions

diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index e81e301a4d71..4ff0f57d0add 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -69,9 +69,7 @@ header-y += hdsmart.h
 header-y += hysdn_if.h
 header-y += i2c-dev.h
 header-y += i8k.h
-header-y += icmp.h
 header-y += if_arcnet.h
-header-y += if_arp.h
 header-y += if_bonding.h
 header-y += if_cablemodem.h
 header-y += if_fc.h
@@ -88,7 +86,6 @@ header-y += if_tunnel.h
 header-y += in6.h
 header-y += in_route.h
 header-y += ioctl.h
-header-y += ip.h
 header-y += ipmi_msgdefs.h
 header-y += ip_mp_alg.h
 header-y += ipsec.h
@@ -116,6 +113,7 @@ header-y += netrom.h
 header-y += nfs2.h
 header-y += nfs4_mount.h
 header-y += nfs_mount.h
+header-y += nl80211.h
 header-y += oom.h
 header-y += param.h
 header-y += pci_regs.h
@@ -210,8 +208,10 @@ unifdef-y += hiddev.h
 unifdef-y += hpet.h
 unifdef-y += i2c.h
 unifdef-y += i2o-dev.h
+unifdef-y += icmp.h
 unifdef-y += icmpv6.h
 unifdef-y += if_addr.h
+unifdef-y += if_arp.h
 unifdef-y += if_bridge.h
 unifdef-y += if_ec.h
 unifdef-y += if_eql.h
@@ -231,6 +231,7 @@ unifdef-y += inet_diag.h
 unifdef-y += in.h
 unifdef-y += inotify.h
 unifdef-y += input.h
+unifdef-y += ip.h
 unifdef-y += ipc.h
 unifdef-y += ipmi.h
 unifdef-y += ipv6.h
diff --git a/include/linux/atalk.h b/include/linux/atalk.h
index d12984ddaa9f..ced8a1ed080c 100644
--- a/include/linux/atalk.h
+++ b/include/linux/atalk.h
@@ -101,7 +101,7 @@ struct ddpehdr {
 
 static __inline__ struct ddpehdr *ddp_hdr(struct sk_buff *skb)
 {
-	return (struct ddpehdr *)skb->h.raw;
+	return (struct ddpehdr *)skb_transport_header(skb);
 }
 
 /* AppleTalk AARP headers */
@@ -129,7 +129,7 @@ struct elapaarp {
 
 static __inline__ struct elapaarp *aarp_hdr(struct sk_buff *skb)
 {
-	return (struct elapaarp *)skb->h.raw;
+	return (struct elapaarp *)skb_transport_header(skb);
 }
 
 /* Not specified - how long till we drop a resolved entry */
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 1cb054bd93f2..fda2148d8c85 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -260,19 +260,20 @@ enum {
 
 static inline struct dccp_hdr *dccp_hdr(const struct sk_buff *skb)
 {
-	return (struct dccp_hdr *)skb->h.raw;
+	return (struct dccp_hdr *)skb_transport_header(skb);
 }
 
 static inline struct dccp_hdr *dccp_zeroed_hdr(struct sk_buff *skb, int headlen)
 {
-	skb->h.raw = skb_push(skb, headlen);
-	memset(skb->h.raw, 0, headlen);
-	return dccp_hdr(skb);
+	skb_push(skb, headlen);
+	skb_reset_transport_header(skb);
+	return memset(skb_transport_header(skb), 0, headlen);
 }
 
 static inline struct dccp_hdr_ext *dccp_hdrx(const struct sk_buff *skb)
 {
-	return (struct dccp_hdr_ext *)(skb->h.raw + sizeof(struct dccp_hdr));
+	return (struct dccp_hdr_ext *)(skb_transport_header(skb) +
+				       sizeof(struct dccp_hdr));
 }
 
 static inline unsigned int __dccp_basic_hdr_len(const struct dccp_hdr *dh)
@@ -301,12 +302,14 @@ static inline __u64 dccp_hdr_seq(const struct sk_buff *skb)
 
 static inline struct dccp_hdr_request *dccp_hdr_request(struct sk_buff *skb)
 {
-	return (struct dccp_hdr_request *)(skb->h.raw + dccp_basic_hdr_len(skb));
+	return (struct dccp_hdr_request *)(skb_transport_header(skb) +
+					   dccp_basic_hdr_len(skb));
 }
 
 static inline struct dccp_hdr_ack_bits *dccp_hdr_ack_bits(const struct sk_buff *skb)
 {
-	return (struct dccp_hdr_ack_bits *)(skb->h.raw + dccp_basic_hdr_len(skb));
+	return (struct dccp_hdr_ack_bits *)(skb_transport_header(skb) +
+					    dccp_basic_hdr_len(skb));
 }
 
 static inline u64 dccp_hdr_ack_seq(const struct sk_buff *skb)
@@ -317,12 +320,14 @@ static inline u64 dccp_hdr_ack_seq(const struct sk_buff *skb)
 
 static inline struct dccp_hdr_response *dccp_hdr_response(struct sk_buff *skb)
 {
-	return (struct dccp_hdr_response *)(skb->h.raw + dccp_basic_hdr_len(skb));
+	return (struct dccp_hdr_response *)(skb_transport_header(skb) +
+					    dccp_basic_hdr_len(skb));
 }
 
 static inline struct dccp_hdr_reset *dccp_hdr_reset(struct sk_buff *skb)
 {
-	return (struct dccp_hdr_reset *)(skb->h.raw + dccp_basic_hdr_len(skb));
+	return (struct dccp_hdr_reset *)(skb_transport_header(skb) +
+					 dccp_basic_hdr_len(skb));
 }
 
 static inline unsigned int __dccp_hdr_len(const struct dccp_hdr *dh)
@@ -460,26 +465,27 @@ struct dccp_ackvec;
  * @dccps_service_list - second .. last service code on passive socket
  * @dccps_timestamp_time - time of latest TIMESTAMP option
  * @dccps_timestamp_echo - latest timestamp received on a TIMESTAMP option
- * @dccps_l_ack_ratio -
- * @dccps_r_ack_ratio -
+ * @dccps_l_ack_ratio - feature-local Ack Ratio
+ * @dccps_r_ack_ratio - feature-remote Ack Ratio
  * @dccps_pcslen - sender   partial checksum coverage (via sockopt)
  * @dccps_pcrlen - receiver partial checksum coverage (via sockopt)
  * @dccps_ndp_count - number of Non Data Packets since last data packet
- * @dccps_mss_cache -
- * @dccps_minisock -
+ * @dccps_mss_cache - current value of MSS (path MTU minus header sizes)
+ * @dccps_minisock - associated minisock (accessed via dccp_msk)
  * @dccps_hc_rx_ackvec - rx half connection ack vector
- * @dccps_hc_rx_ccid -
- * @dccps_hc_tx_ccid -
- * @dccps_options_received -
- * @dccps_epoch -
- * @dccps_role - Role of this sock, one of %dccp_role
- * @dccps_hc_rx_insert_options -
- * @dccps_hc_tx_insert_options -
+ * @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection)
+ * @dccps_hc_tx_ccid - CCID used for the sender (or sending half-connection)
+ * @dccps_options_received - parsed set of retrieved options
+ * @dccps_role - role of this sock, one of %dccp_role
+ * @dccps_hc_rx_insert_options - receiver wants to add options when acking
+ * @dccps_hc_tx_insert_options - sender wants to add options when sending
  * @dccps_xmit_timer - timer for when CCID is not ready to send
+ * @dccps_syn_rtt - RTT sample from Request/Response exchange (in usecs)
  */
 struct dccp_sock {
 	/* inet_connection_sock has to be the first member of dccp_sock */
 	struct inet_connection_sock	dccps_inet_connection;
+#define dccps_syn_rtt			dccps_inet_connection.icsk_ack.lrcvtime
 	__u64				dccps_swl;
 	__u64				dccps_swh;
 	__u64				dccps_awl;
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index 9fa0983d1aa8..5a9c49534d08 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -44,6 +44,8 @@ struct dentry *debugfs_create_u16(const char *name, mode_t mode,
 				  struct dentry *parent, u16 *value);
 struct dentry *debugfs_create_u32(const char *name, mode_t mode,
 				  struct dentry *parent, u32 *value);
+struct dentry *debugfs_create_u64(const char *name, mode_t mode,
+				  struct dentry *parent, u64 *value);
 struct dentry *debugfs_create_bool(const char *name, mode_t mode,
 				  struct dentry *parent, u32 *value);
 
@@ -104,6 +106,13 @@ static inline struct dentry *debugfs_create_u32(const char *name, mode_t mode,
 	return ERR_PTR(-ENODEV);
 }
 
+static inline struct dentry *debugfs_create_u64(const char *name, mode_t mode,
+						struct dentry *parent,
+						u64 *value)
+{
+	return ERR_PTR(-ENODEV);
+}
+
 static inline struct dentry *debugfs_create_bool(const char *name, mode_t mode,
 						 struct dentry *parent,
 						 u32 *value)
diff --git a/include/linux/device.h b/include/linux/device.h
index 5cf30e95c8b6..a0cd2ced31a9 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -34,9 +34,24 @@ struct device;
 struct device_driver;
 struct class;
 struct class_device;
+struct bus_type;
+
+struct bus_attribute {
+	struct attribute	attr;
+	ssize_t (*show)(struct bus_type *, char * buf);
+	ssize_t (*store)(struct bus_type *, const char * buf, size_t count);
+};
+
+#define BUS_ATTR(_name,_mode,_show,_store)	\
+struct bus_attribute bus_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+extern int __must_check bus_create_file(struct bus_type *,
+					struct bus_attribute *);
+extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
 
 struct bus_type {
 	const char		* name;
+	struct module		* owner;
 
 	struct subsystem	subsys;
 	struct kset		drivers;
@@ -49,6 +64,8 @@ struct bus_type {
 	struct bus_attribute	* bus_attrs;
 	struct device_attribute	* dev_attrs;
 	struct driver_attribute	* drv_attrs;
+	struct bus_attribute drivers_autoprobe_attr;
+	struct bus_attribute drivers_probe_attr;
 
 	int		(*match)(struct device * dev, struct device_driver * drv);
 	int		(*uevent)(struct device *dev, char **envp,
@@ -61,6 +78,9 @@ struct bus_type {
 	int (*suspend_late)(struct device * dev, pm_message_t state);
 	int (*resume_early)(struct device * dev);
 	int (*resume)(struct device * dev);
+
+	unsigned int drivers_autoprobe:1;
+	unsigned int multithread_probe:1;
 };
 
 extern int __must_check bus_register(struct bus_type * bus);
@@ -102,26 +122,10 @@ extern int bus_unregister_notifier(struct bus_type *bus,
 #define BUS_NOTIFY_UNBIND_DRIVER	0x00000004 /* driver about to be
 						      unbound */
 
-/* sysfs interface for exporting bus attributes */
-
-struct bus_attribute {
-	struct attribute	attr;
-	ssize_t (*show)(struct bus_type *, char * buf);
-	ssize_t (*store)(struct bus_type *, const char * buf, size_t count);
-};
-
-#define BUS_ATTR(_name,_mode,_show,_store)	\
-struct bus_attribute bus_attr_##_name = __ATTR(_name,_mode,_show,_store)
-
-extern int __must_check bus_create_file(struct bus_type *,
-					struct bus_attribute *);
-extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
-
 struct device_driver {
 	const char		* name;
 	struct bus_type		* bus;
 
-	struct completion	unloaded;
 	struct kobject		kobj;
 	struct klist		klist_devices;
 	struct klist_node	knode_bus;
@@ -135,8 +139,6 @@ struct device_driver {
 	void	(*shutdown)	(struct device * dev);
 	int	(*suspend)	(struct device * dev, pm_message_t state);
 	int	(*resume)	(struct device * dev);
-