diff --git a/include/linux/adb.h b/include/linux/adb.h
index b7305b1..64d8878 100644
--- a/include/linux/adb.h
+++ b/include/linux/adb.h
@@ -90,10 +90,10 @@
 int adb_request(struct adb_request *req, void (*done)(struct adb_request *),
 		int flags, int nbytes, ...);
 int adb_register(int default_id,int handler_id,struct adb_ids *ids,
-		 void (*handler)(unsigned char *, int, struct pt_regs *, int));
+		 void (*handler)(unsigned char *, int, int));
 int adb_unregister(int index);
 void adb_poll(void);
-void adb_input(unsigned char *, int, struct pt_regs *, int);
+void adb_input(unsigned char *, int, int);
 int adb_reset_bus(void);
 
 int adb_try_handler_change(int address, int new_id);
diff --git a/include/linux/arcdevice.h b/include/linux/arcdevice.h
index 231ba09..2f85049 100644
--- a/include/linux/arcdevice.h
+++ b/include/linux/arcdevice.h
@@ -334,7 +334,7 @@
 #endif
 
 void arcnet_unregister_proto(struct ArcProto *proto);
-irqreturn_t arcnet_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t arcnet_interrupt(int irq, void *dev_id);
 struct net_device *alloc_arcdev(char *name);
 
 #endif				/* __KERNEL__ */
diff --git a/include/linux/hiddev.h b/include/linux/hiddev.h
index 945ba1a..acbdae6 100644
--- a/include/linux/hiddev.h
+++ b/include/linux/hiddev.h
@@ -222,7 +222,7 @@
 int hiddev_connect(struct hid_device *);
 void hiddev_disconnect(struct hid_device *);
 void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
-		      struct hid_usage *usage, __s32 value, struct pt_regs *regs);
+		      struct hid_usage *usage, __s32 value);
 void hiddev_report_event(struct hid_device *hid, struct hid_report *report);
 int __init hiddev_init(void);
 void hiddev_exit(void);
@@ -230,7 +230,7 @@
 static inline int hiddev_connect(struct hid_device *hid) { return -1; }
 static inline void hiddev_disconnect(struct hid_device *hid) { }
 static inline void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
-		      struct hid_usage *usage, __s32 value, struct pt_regs *regs) { }
+		      struct hid_usage *usage, __s32 value) { }
 static inline void hiddev_report_event(struct hid_device *hid, struct hid_report *report) { }
 static inline int hiddev_init(void) { return 0; }
 static inline void hiddev_exit(void) { }
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 07d8d72..9c20502 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1185,7 +1185,7 @@
 
 extern int ide_spin_wait_hwgroup(ide_drive_t *);
 extern void ide_timer_expiry(unsigned long);
-extern irqreturn_t ide_intr(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t ide_intr(int irq, void *dev_id);
 extern void do_ide_request(request_queue_t *);
 
 void ide_init_disk(struct gendisk *, ide_drive_t *);
diff --git a/include/linux/input.h b/include/linux/input.h
index 5770105..c38507b 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -953,7 +953,6 @@
 	unsigned int repeat_key;
 	struct timer_list timer;
 
-	struct pt_regs *regs;
 	int state;
 
 	int sync;
@@ -1149,15 +1148,9 @@
 	input_event(dev, EV_SW, code, !!value);
 }
 
-static inline void input_regs(struct input_dev *dev, struct pt_regs *regs)
-{
-	dev->regs = regs;
-}
-
 static inline void input_sync(struct input_dev *dev)
 {
 	input_event(dev, EV_SYN, SYN_REPORT, 0);
-	dev->regs = NULL;
 }
 
 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 1978235..5b83e7b 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -64,7 +64,7 @@
 #define SA_TRIGGER_RISING	IRQF_TRIGGER_RISING
 #define SA_TRIGGER_MASK		IRQF_TRIGGER_MASK
 
-typedef irqreturn_t (*irq_handler_t)(int, void *, struct pt_regs *);
+typedef irqreturn_t (*irq_handler_t)(int, void *);
 
 struct irqaction {
 	irq_handler_t handler;
@@ -77,7 +77,7 @@
 	struct proc_dir_entry *dir;
 };
 
-extern irqreturn_t no_action(int cpl, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t no_action(int cpl, void *dev_id);
 extern int request_irq(unsigned int, irq_handler_t handler,
 		       unsigned long, const char *, void *);
 extern void free_irq(unsigned int, void *);
diff --git a/include/linux/ioc3.h b/include/linux/ioc3.h
index da7c09e..38b286e9 100644
--- a/include/linux/ioc3.h
+++ b/include/linux/ioc3.h
@@ -63,7 +63,7 @@
 	/* IRQ stuff */
 	unsigned int irq_mask;	/* IOC3 IRQ mask, leave clear for Ethernet */
 	int reset_mask;		/* non-zero if you want the ioc3.c module to reset interrupts */
-	int (*intr) (struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int, struct pt_regs *);
+	int (*intr) (struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int);
 	/* private submodule data */
 	void *data;		/* assigned by submodule */
 };
diff --git a/include/linux/irq.h b/include/linux/irq.h
index b947d46..c64f3cc 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -21,11 +21,11 @@
 
 #include <asm/irq.h>
 #include <asm/ptrace.h>
+#include <asm/irq_regs.h>
 
 struct irq_desc;
 typedef	void fastcall (*irq_flow_handler_t)(unsigned int irq,
-					    struct irq_desc *desc,
-					    struct pt_regs *regs);
+					    struct irq_desc *desc);
 
 
 /*
@@ -258,28 +258,18 @@
 extern int no_irq_affinity;
 
 /* Handle irq action chains: */
-extern int handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
-			    struct irqaction *action);
+extern int handle_IRQ_event(unsigned int irq, struct irqaction *action);
 
 /*
  * Built-in IRQ handlers for various IRQ types,
  * callable via desc->chip->handle_irq()
  */
-extern void fastcall
-handle_level_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs);
-extern void fastcall
-handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc,
-			 struct pt_regs *regs);
-extern void fastcall
-handle_edge_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs);
-extern void fastcall
-handle_simple_irq(unsigned int irq, struct irq_desc *desc,
-		  struct pt_regs *regs);
-extern void fastcall
-handle_percpu_irq(unsigned int irq, struct irq_desc *desc,
-		  struct pt_regs *regs);
-extern void fastcall
-handle_bad_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs);
+extern void fastcall handle_level_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_edge_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_simple_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_percpu_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_bad_irq(unsigned int irq, struct irq_desc *desc);
 
 /*
  * Get a descriptive string for the highlevel handler, for
@@ -292,7 +282,7 @@
  * (is an explicit fastcall, because i386 4KSTACKS calls it from assembly)
  */
 #ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ
-extern fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs);
+extern fastcall unsigned int __do_IRQ(unsigned int irq);
 #endif
 
 /*
@@ -301,23 +291,23 @@
  * irqchip-style controller then we call the ->handle_irq() handler,
  * and it calls __do_IRQ() if it's attached to an irqtype-style controller.
  */
-static inline void generic_handle_irq(unsigned int irq, struct pt_regs *regs)
+static inline void generic_handle_irq(unsigned int irq)
 {
 	struct irq_desc *desc = irq_desc + irq;
 
 #ifdef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ
-	desc->handle_irq(irq, desc, regs);
+	desc->handle_irq(irq, desc);
 #else
 	if (likely(desc->handle_irq))
-		desc->handle_irq(irq, desc, regs);
+		desc->handle_irq(irq, desc);
 	else
-		__do_IRQ(irq, regs);
+		__do_IRQ(irq);
 #endif
 }
 
 /* Handling of unhandled and spurious interrupts: */
 extern void note_interrupt(unsigned int irq, struct irq_desc *desc,
-			   int action_ret, struct pt_regs *regs);
+			   int action_ret);
 
 /* Resending of interrupts :*/
 void check_irq_resend(struct irq_desc *desc, unsigned int irq);
diff --git a/include/linux/libata.h b/include/linux/libata.h
index d1af1dbe..d0a7ad5 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -628,7 +628,7 @@
 	void (*error_handler) (struct ata_port *ap);
 	void (*post_internal_cmd) (struct ata_queued_cmd *qc);
 
-	irqreturn_t (*irq_handler)(int, void *, struct pt_regs *);
+	irq_handler_t irq_handler;
 	void (*irq_clear) (struct ata_port *);
 
 	u32 (*scr_read) (struct ata_port *ap, unsigned int sc_reg);
@@ -769,7 +769,7 @@
 extern int ata_port_start (struct ata_port *ap);
 extern void ata_port_stop (struct ata_port *ap);
 extern void ata_host_stop (struct ata_host *host);
-extern irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
+extern irqreturn_t ata_interrupt (int irq, void *dev_instance);
 extern void ata_mmio_data_xfer(struct ata_device *adev, unsigned char *buf,
 			       unsigned int buflen, int write_data);
 extern void ata_pio_data_xfer(struct ata_device *adev, unsigned char *buf,
diff --git a/include/linux/parport.h b/include/linux/parport.h
index 5bf321e..80682aa 100644
--- a/include/linux/parport.h
+++ b/include/linux/parport.h
@@ -229,7 +229,7 @@
 	int (*preempt)(void *);
 	void (*wakeup)(void *);
 	void *private;
-	void (*irq_func)(int, void *, struct pt_regs *);
+	void (*irq_func)(int, void *);
 	unsigned int flags;
 	struct pardevice *next;
 	struct pardevice *prev;
@@ -375,7 +375,7 @@
 struct pardevice *parport_register_device(struct parport *port, 
 			  const char *name,
 			  int (*pf)(void *), void (*kf)(void *),
-			  void (*irq_func)(int, void *, struct pt_regs *), 
+			  void (*irq_func)(int, void *), 
 			  int flags, void *handle);
 
 /* parport_unregister unlinks a device from the chain. */
@@ -457,7 +457,7 @@
 #define PARPORT_FLAG_EXCL		(1<<1)	/* EXCL driver registered. */
 
 /* IEEE1284 functions */
-extern void parport_ieee1284_interrupt (int, void *, struct pt_regs *);
+extern void parport_ieee1284_interrupt (int, void *);
 extern int parport_negotiate (struct parport *, int mode);
 extern ssize_t parport_write (struct parport *, const void *buf, size_t len);
 extern ssize_t parport_read (struct parport *, void *buf, size_t len);
@@ -502,8 +502,7 @@
 extern struct pardevice *parport_open (int devnum, const char *name,
 				       int (*pf) (void *),
 				       void (*kf) (void *),
-				       void (*irqf) (int, void *,
-						     struct pt_regs *),
+				       void (*irqf) (int, void *),
 				       int flags, void *handle);
 extern void parport_close (struct pardevice *dev);
 extern ssize_t parport_device_id (int devnum, char *buffer, size_t len);
@@ -512,13 +511,12 @@
 extern int parport_daisy_select (struct parport *port, int daisy, int mode);
 
 /* Lowlevel drivers _can_ call this support function to handle irqs.  */
-static __inline__ void parport_generic_irq(int irq, struct parport *port,
-					   struct pt_regs *regs)
+static __inline__ void parport_generic_irq(int irq, struct parport *port)
 {
-	parport_ieee1284_interrupt (irq, port, regs);
+	parport_ieee1284_interrupt (irq, port);
 	read_lock(&port->cad_lock);
 	if (port->cad && port->cad->irq_func)
-		port->cad->irq_func(irq, port->cad->private, regs);
+		port->cad->irq_func(irq, port->cad->private);
 	read_unlock(&port->cad_lock);
 }
 
diff --git a/include/linux/profile.h b/include/linux/profile.h
index e633004..acce53f 100644
--- a/include/linux/profile.h
+++ b/include/linux/profile.h
@@ -17,7 +17,7 @@
 
 /* init basic kernel profiler */
 void __init profile_init(void);
-void profile_tick(int, struct pt_regs *);
+void profile_tick(int);
 void profile_hit(int, void *);
 #ifdef CONFIG_PROC_FS
 void create_prof_cpu_mask(struct proc_dir_entry *);
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index b89f093..09ff4c3 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -208,7 +208,7 @@
 int rtc_unregister(rtc_task_t *task);
 int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg);
 void rtc_get_rtc_time(struct rtc_time *rtc_tm);
-irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t rtc_interrupt(int irq, void *dev_id);
 
 #endif /* __KERNEL__ */
 
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index b661c19..463ab95 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -409,13 +409,12 @@
  * The following are helper functions for the low level drivers.
  */
 static inline int
-uart_handle_sysrq_char(struct uart_port *port, unsigned int ch,
-		       struct pt_regs *regs)
+uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 {
 #ifdef SUPPORT_SYSRQ
 	if (port->sysrq) {
 		if (ch && time_before(jiffies, port->sysrq)) {
-			handle_sysrq(ch, regs, port->info->tty);
+			handle_sysrq(ch, port->info->tty);
 			port->sysrq = 0;
 			return 1;
 		}
@@ -425,7 +424,7 @@
 	return 0;
 }
 #ifndef SUPPORT_SYSRQ
-#define uart_handle_sysrq_char(port,ch,regs) uart_handle_sysrq_char(port, 0, NULL)
+#define uart_handle_sysrq_char(port,ch) uart_handle_sysrq_char(port, 0)
 #endif
 
 /*
diff --git a/include/linux/serio.h b/include/linux/serio.h
index c906931..3a697cc 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -60,8 +60,7 @@
 	unsigned int manual_bind;
 
 	void (*write_wakeup)(struct serio *);
-	irqreturn_t (*interrupt)(struct serio *, unsigned char,
-			unsigned int, struct pt_regs *);
+	irqreturn_t (*interrupt)(struct serio *, unsigned char, unsigned int);
 	int  (*connect)(struct serio *, struct serio_driver *drv);
 	int  (*reconnect)(struct serio *);
 	void (*disconnect)(struct serio *);
@@ -75,7 +74,7 @@
 void serio_close(struct serio *serio);
 void serio_rescan(struct serio *serio);
 void serio_reconnect(struct serio *serio);
-irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags, struct pt_regs *regs);
+irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags);
 
 void __serio_register_port(struct serio *serio, struct module *owner);
 static inline void serio_register_port(struct serio *serio)
diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h
index e657e52..9df8833 100644
--- a/include/linux/sysrq.h
+++ b/include/linux/sysrq.h
@@ -29,7 +29,7 @@
 #define SYSRQ_ENABLE_RTNICE	0x0100
 
 struct sysrq_key_op {
-	void (*handler)(int, struct pt_regs *, struct tty_struct *);
+	void (*handler)(int, struct tty_struct *);
 	char *help_msg;
 	char *action_msg;
 	int enable_mask;
@@ -42,8 +42,8 @@
  * are available -- else NULL's).
  */
 
-void handle_sysrq(int, struct pt_regs *, struct tty_struct *);
-void __handle_sysrq(int, struct pt_regs *, struct tty_struct *, int check_mask);
+void handle_sysrq(int, struct tty_struct *);
+void __handle_sysrq(int, struct tty_struct *, int check_mask);
 int register_sysrq_key(int, struct sysrq_key_op *);
 int unregister_sysrq_key(int, struct sysrq_key_op *);
 struct sysrq_key_op *__sysrq_get_key_op(int key);
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 190cc1b..5482bfb 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -764,9 +764,8 @@
 };
 
 struct urb;
-struct pt_regs;
 
-typedef void (*usb_complete_t)(struct urb *, struct pt_regs *);
+typedef void (*usb_complete_t)(struct urb *);
 
 /**
  * struct urb - USB Request Block
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 91c983e..91b3ea2 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -226,10 +226,10 @@
 	int  (*tiocmget)	(struct usb_serial_port *port, struct file *file);
 	int  (*tiocmset)	(struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear);
 
-	void (*read_int_callback)(struct urb *urb, struct pt_regs *regs);
-	void (*write_int_callback)(struct urb *urb, struct pt_regs *regs);
-	void (*read_bulk_callback)(struct urb *urb, struct pt_regs *regs);
-	void (*write_bulk_callback)(struct urb *urb, struct pt_regs *regs);
+	void (*read_int_callback)(struct urb *urb);
+	void (*write_int_callback)(struct urb *urb);
+	void (*read_bulk_callback)(struct urb *urb);
+	void (*write_bulk_callback)(struct urb *urb);
 };
 #define to_usb_serial_driver(d) container_of(d, struct usb_serial_driver, driver)
 
@@ -262,8 +262,8 @@
 extern void usb_serial_generic_close (struct usb_serial_port *port, struct file *filp);
 extern int usb_serial_generic_write_room (struct usb_serial_port *port);
 extern int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port);
-extern void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
-extern void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
+extern void usb_serial_generic_read_bulk_callback (struct urb *urb);
+extern void usb_serial_generic_write_bulk_callback (struct urb *urb);
 extern void usb_serial_generic_shutdown (struct usb_serial *serial);
 extern int usb_serial_generic_register (int debug);
 extern void usb_serial_generic_deregister (void);