52 files changed, 181 insertions, 208 deletions

diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c
index 486f97c3f4e5..66086fa2d59a 100644
--- a/drivers/char/amiserial.c
+++ b/drivers/char/amiserial.c
@@ -447,7 +447,7 @@ static void check_modem_status(struct async_struct *info)
         }
 }
 
-static irqreturn_t ser_vbl_int( int irq, void *data, struct pt_regs *regs)
+static irqreturn_t ser_vbl_int( int irq, void *data)
 {
         /* vbl is just a periodic interrupt we tie into to update modem status */
         struct async_struct * info = IRQ_ports;
@@ -460,7 +460,7 @@ static irqreturn_t ser_vbl_int( int irq, void *data, struct pt_regs *regs)
         return IRQ_HANDLED;
 }
 
-static irqreturn_t ser_rx_int(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ser_rx_int(int irq, void *dev_id)
 {
         struct async_struct * info;
 
@@ -480,7 +480,7 @@ static irqreturn_t ser_rx_int(int irq, void *dev_id, struct pt_regs * regs)
         return IRQ_HANDLED;
 }
 
-static irqreturn_t ser_tx_int(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ser_tx_int(int irq, void *dev_id)
 {
         struct async_struct * info;
 
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 10a389dafd60..1f0b752e5de1 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -110,7 +110,7 @@ static ssize_t ac_read (struct file *, char __user *, size_t, loff_t *);
 static ssize_t ac_write (struct file *, const char __user *, size_t, loff_t *);
 static int ac_ioctl(struct inode *, struct file *, unsigned int,
                     unsigned long);
-static irqreturn_t ac_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t ac_interrupt(int, void *);
 
 static const struct file_operations ac_fops = {
         .owner = THIS_MODULE,
@@ -617,7 +617,7 @@ static ssize_t ac_read (struct file *filp, char __user *buf, size_t count, loff_
         } 
 }
 
-static irqreturn_t ac_interrupt(int vec, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t ac_interrupt(int vec, void *dev_instance)
 {
         unsigned int i;
         unsigned int FlagInt;
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c
index 87b2fb510871..e608dadece2f 100644
--- a/drivers/char/cyclades.c
+++ b/drivers/char/cyclades.c
@@ -1057,7 +1057,7 @@ detect_isa_irq(void __iomem *address)
    received, out buffer empty, modem change, etc.
  */
 static irqreturn_t
-cyy_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+cyy_interrupt(int irq, void *dev_id)
 {
   struct tty_struct *tty;
   int status;
@@ -1802,7 +1802,7 @@ cyz_handle_cmd(struct cyclades_card *cinfo)
 
 #ifdef CONFIG_CYZ_INTR
 static irqreturn_t
-cyz_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+cyz_interrupt(int irq, void *dev_id)
 {
   struct cyclades_card *cinfo;
 
diff --git a/drivers/char/drm/drm_os_linux.h b/drivers/char/drm/drm_os_linux.h
index 695115d70382..2908b72daa6e 100644
--- a/drivers/char/drm/drm_os_linux.h
+++ b/drivers/char/drm/drm_os_linux.h
@@ -38,7 +38,7 @@
                         drm_device_t    *dev    = priv->head->dev
 
 /** IRQ handler arguments and return type and values */
-#define DRM_IRQ_ARGS            int irq, void *arg, struct pt_regs *regs
+#define DRM_IRQ_ARGS            int irq, void *arg
 
 /** AGP types */
 #if __OS_HAS_AGP
diff --git a/drivers/char/ec3104_keyb.c b/drivers/char/ec3104_keyb.c
index abac18b1871c..77f58ed6d59a 100644
--- a/drivers/char/ec3104_keyb.c
+++ b/drivers/char/ec3104_keyb.c
@@ -370,7 +370,7 @@ static void e5_receive(struct e5_struct *k)
         }
 }
 
-static void ec3104_keyb_interrupt(int irq, void *data, struct pt_regs *regs)
+static void ec3104_keyb_interrupt(int irq, void *data)
 {
         struct e5_struct *k = &ec3104_keyb;
         u8 msr, lsr;
diff --git a/drivers/char/esp.c b/drivers/char/esp.c
index 05788c75d7fc..15a4ea896328 100644
--- a/drivers/char/esp.c
+++ b/drivers/char/esp.c
@@ -615,8 +615,7 @@ static inline void check_modem_status(struct esp_struct *info)
 /*
  * This is the serial driver's interrupt routine
  */
-static irqreturn_t rs_interrupt_single(int irq, void *dev_id,
-                                        struct pt_regs *regs)
+static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
 {
         struct esp_struct * info;
         unsigned err_status;
diff --git a/drivers/char/ftape/lowlevel/fdc-io.c b/drivers/char/ftape/lowlevel/fdc-io.c
index 216532445652..bbcf918f056f 100644
--- a/drivers/char/ftape/lowlevel/fdc-io.c
+++ b/drivers/char/ftape/lowlevel/fdc-io.c
@@ -1243,7 +1243,7 @@ static int fdc_config(void)
         TRACE_EXIT 0;
 }
 
-static irqreturn_t ftape_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ftape_interrupt(int irq, void *dev_id)
 {
         void (*handler) (void) = *fdc.hook;
         int handled = 0;
diff --git a/drivers/char/hangcheck-timer.c b/drivers/char/hangcheck-timer.c
index d69f2ad9a67d..1aa93a752a9c 100644
--- a/drivers/char/hangcheck-timer.c
+++ b/drivers/char/hangcheck-timer.c
@@ -159,7 +159,7 @@ static void hangcheck_fire(unsigned long data)
                 if (hangcheck_dump_tasks) {
                         printk(KERN_CRIT "Hangcheck: Task state:\n");
 #ifdef CONFIG_MAGIC_SYSRQ
-                        handle_sysrq('t', NULL, NULL);
+                        handle_sysrq('t', NULL);
 #endif  /* CONFIG_MAGIC_SYSRQ */
                 }
                 if (hangcheck_reboot) {
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 58b0eb581114..091a11cd878c 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -116,7 +116,7 @@ static inline void writeq(unsigned long long v, void __iomem *addr)
 }
 #endif
 
-static irqreturn_t hpet_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t hpet_interrupt(int irq, void *data)
 {
         struct hpet_dev *devp;
         unsigned long isr;
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index 4053d1cd393f..9902ffad3b12 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -294,7 +294,7 @@ static int hvc_poll(struct hvc_struct *hp);
  * NOTE: This API isn't used if the console adapter doesn't support interrupts.
  * In this case the console is poll driven.
  */
-static irqreturn_t hvc_handle_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t hvc_handle_interrupt(int irq, void *dev_instance)
 {
         /* if hvc_poll request a repoll, then kick the hvcd thread */
         if (hvc_poll(dev_instance))
@@ -621,7 +621,7 @@ static int hvc_poll(struct hvc_struct *hp)
                                         sysrq_pressed = 1;
                                         continue;
                                 } else if (sysrq_pressed) {
-                                        handle_sysrq(buf[i], NULL, tty);
+                                        handle_sysrq(buf[i], tty);
                                         sysrq_pressed = 0;
                                         continue;
                                 }
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 0b89bcde8c52..8728255c9463 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -313,8 +313,7 @@ static DEFINE_SPINLOCK(hvcs_structs_lock);
 
 static void hvcs_unthrottle(struct tty_struct *tty);
 static void hvcs_throttle(struct tty_struct *tty);
-static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance,
-                struct pt_regs *regs);
+static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance);
 
 static int hvcs_write(struct tty_struct *tty,
                 const unsigned char *buf, int count);
@@ -387,8 +386,7 @@ static void hvcs_throttle(struct tty_struct *tty)
  * handler taking any further interrupts because they are disabled which means
  * the hvcs_struct will always be valid in this handler.
  */
-static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance,
-                struct pt_regs *regs)
+static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance)
 {
         struct hvcs_struct *hvcsd = dev_instance;
 
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index c07dc58d5c1d..2cf63e7305a3 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -406,7 +406,7 @@ static void hvsi_insert_chars(struct hvsi_struct *hp, const char *buf, int len)
                         hp->sysrq = 1;
                         continue;
                 } else if (hp->sysrq) {
-                        handle_sysrq(c, NULL, hp->tty);
+                        handle_sysrq(c, hp->tty);
                         hp->sysrq = 0;
                         continue;
                 }
@@ -555,7 +555,7 @@ static void hvsi_send_overflow(struct hvsi_struct *hp)
  * must get all pending data because we only get an irq on empty->non-empty
  * transition
  */
-static irqreturn_t hvsi_interrupt(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t hvsi_interrupt(int irq, void *arg)
 {
         struct hvsi_struct *hp = (struct hvsi_struct *)arg;
         struct tty_struct *flip;
@@ -616,7 +616,7 @@ static int __init poll_for_state(struct hvsi_struct *hp, int state)
         unsigned long end_jiffies = jiffies + HVSI_TIMEOUT;
 
         for (;;) {
-                hvsi_interrupt(hp->virq, (void *)hp, NULL); /* get pending data */
+                hvsi_interrupt(hp->virq, (void *)hp); /* get pending data */
 
                 if (hp->state == state)
                         return 0;
diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c
index 62ef511d143b..858ba5432c99 100644
--- a/drivers/char/ip2/ip2main.c
+++ b/drivers/char/ip2/ip2main.c
@@ -190,7 +190,7 @@ static int  ip2_tiocmset(struct tty_struct *tty, struct file *file,
 
 static void set_irq(int, int);
 static void ip2_interrupt_bh(i2eBordStrPtr pB);
-static irqreturn_t ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t ip2_interrupt(int irq, void *dev_id);
 static void ip2_poll(unsigned long arg);
 static inline void service_all_boards(void);
 static void do_input(void *p);
@@ -1154,10 +1154,9 @@ ip2_interrupt_bh(i2eBordStrPtr pB)
 
 
 /******************************************************************************/
-/* Function:   ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs)    */
+/* Function:   ip2_interrupt(int irq, void *dev_id)    */
 /* Parameters: irq - interrupt number                                         */
 /*             pointer to optional device ID structure                        */
-/*             pointer to register structure                                  */
 /* Returns:    Nothing                                                        */
 /*                                                                            */
 /* Description:                                                               */
@@ -1173,7 +1172,7 @@ ip2_interrupt_bh(i2eBordStrPtr pB)
 /*                                                                            */
 /******************************************************************************/
 static irqreturn_t
-ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+ip2_interrupt(int irq, void *dev_id)
 {
         int i;
         i2eBordStrPtr  pB;
@@ -1237,7 +1236,7 @@ ip2_poll(unsigned long arg)
         // Just polled boards, IRQ = 0 will hit all non-interrupt boards.
         // It will NOT poll boards handled by hard interrupts.
         // The issue of queued BH interrups is handled in ip2_interrupt().
-        ip2_interrupt(0, NULL, NULL);
+        ip2_interrupt(0, NULL);
 
         PollTimer.expires = POLL_TIMEOUT;
         add_timer( &PollTimer );
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index b106c45abfc9..24825bdca8f4 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -872,7 +872,7 @@ static void smi_timeout(unsigned long data)
         add_timer(&(smi_info->si_timer));
 }
 
-static irqreturn_t si_irq_handler(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t si_irq_handler(int irq, void *data)
 {
         struct smi_info *smi_info = data;
         unsigned long   flags;
@@ -899,14 +899,14 @@ static irqreturn_t si_irq_handler(int irq, void *data, struct pt_regs *regs)
         return IRQ_HANDLED;
 }
 
-static irqreturn_t si_bt_irq_handler(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t si_bt_irq_handler(int irq, void *data)
 {
         struct smi_info *smi_info = data;
         /* We need to clear the IRQ flag for the BT interface. */
         smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG,
                              IPMI_BT_INTMASK_CLEAR_IRQ_BIT
                              | IPMI_BT_INTMASK_ENABLE_IRQ_BIT);
-        return si_irq_handler(irq, data, regs);
+        return si_irq_handler(irq, data);
 }
 
 static int smi_start_processing(void       *send_info,
diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
index accaaf1a6b69..73f759eaa5a6 100644
--- a/drivers/char/ipmi/ipmi_watchdog.c
+++ b/drivers/char/ipmi/ipmi_watchdog.c
@@ -903,7 +903,7 @@ static void ipmi_register_watchdog(int ipmi_intf)
 
 #ifdef HAVE_NMI_HANDLER
 static int
-ipmi_nmi(void *dev_id, struct pt_regs *regs, int cpu, int handled)
+ipmi_nmi(void *dev_id, int cpu, int handled)
 {
         /* If we are not expecting a timeout, ignore it. */
         if (ipmi_watchdog_state == WDOG_TIMEOUT_NONE)
diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c
index ea2bbf80ad33..e9e9bf31c369 100644
--- a/drivers/char/isicom.c
+++ b/drivers/char/isicom.c
@@ -546,7 +546,7 @@ static void isicom_bottomhalf(void *data)
  *      Main interrupt handler routine
  */
 
-static irqreturn_t isicom_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t isicom_interrupt(int irq, void *dev_id)
 {
         struct isi_board *card = dev_id;
         struct isi_port *port;
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index e2011669c7bb..20b6c8b30248 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -32,6 +32,7 @@
 #include <linux/string.h>
 #include <linux/init.h>
 #include <linux/slab.h>
+#include <linux/irq.h>
 
 #include <linux/kbd_kern.h>
 #include <linux/kbd_diacr.h>
@@ -77,7 +78,7 @@ void compute_shiftstate(void);
         k_slock,        k_dead2,        k_brl,          k_ignore
 
 typedef void (k_handler_fn)(struct vc_data *vc, unsigned char value,
-                            char up_flag, struct pt_regs *regs);
+                            char up_flag);
 static k_handler_fn K_HANDLERS;
 static k_handler_fn *k_handler[16] = { K_HANDLERS };
 
@@ -88,7 +89,7 @@ static k_handler_fn *k_handler[16] = { K_HANDLERS };
         fn_boot_it,     fn_caps_on,     fn_compose,     fn_SAK,\
         fn_dec_console, fn_inc_console, fn_spawn_con,   fn_bare_num
 
-typedef void (fn_handler_fn)(struct vc_data *vc, struct pt_regs *regs);
+typedef void (fn_handler_fn)(struct vc_data *vc);
 static fn_handler_fn FN_HANDLERS;
 static fn_handler_fn *fn_handler[] = { FN_HANDLERS };
 
@@ -428,7 +429,7 @@ static unsigned int handle_diacr(struct vc_data *vc, unsigned int ch)
 /*
  * Special function handlers
  */
-static void fn_enter(struct vc_data *vc, struct pt_regs *regs)
+static void fn_enter(struct vc_data *vc)
 {
         if (diacr) {
                 if (kbd->kbdmode == VC_UNICODE)
@@ -442,27 +443,28 @@ static void fn_enter(struct vc_data *vc, struct pt_regs *regs)
                 put_queue(vc, 10);
 }
 
-static void fn_caps_toggle(struct vc_data *vc, struct pt_regs *regs)
+static void fn_caps_toggle(struct vc_data *vc)
 {
         if (rep)
                 return;
         chg_vc_kbd_led(kbd, VC_CAPSLOCK);
 }
 
-static void fn_caps_on(struct vc_data *vc, struct pt_regs *regs)
+static void fn_caps_on(struct vc_data *vc)
 {
         if (rep)
                 return;
         set_vc_kbd_led(kbd, VC_CAPSLOCK);
 }
 
-static void fn_show_ptregs(struct vc_data *vc, struct pt_regs *regs)
+static void fn_show_ptregs(struct vc_data *vc)
 {
+        struct pt_regs *regs = get_irq_regs();
         if (regs)
                 show_regs(regs);
 }
 
-static void fn_hold(struct vc_data *vc, struct pt_regs *regs)
+static void fn_hold(struct vc_data *vc)
 {
         struct tty_struct *tty = vc->vc_tty;
 
@@ -480,12 +482,12 @@ static void fn_hold(struct vc_data *vc, struct pt_regs *regs)
                 stop_tty(tty);
 }
 
-static void fn_num(struct vc_data *vc, struct pt_regs *regs)
+static void fn_num(struct vc_data *vc)
 {
         if (vc_kbd_mode(kbd,VC_APPLIC))
                 applkey(vc, 'P', 1);
         else
-                fn_bare_num(vc, regs);
+                fn_bare_num(vc);
 }
 
 /*
@@ -494,19 +496,19 @@ static void fn_num(struct vc_data *vc, struct pt_regs *regs)
  * Bind this to NumLock if you prefer that the NumLock key always
  * changes the NumLock flag.
  */
-static void fn_bare_num(struct vc_data *vc, struct pt_regs *regs)
+static void fn_bare_num(struct vc_data *vc)
 {
         if (!rep)
                 chg_vc_kbd_led(kbd, VC_NUMLOCK);
 }
 
-static void fn_lastcons(struct vc_data *vc, struct pt_regs *regs)
+static void fn_lastcons(struct vc_data *vc)
 {
         /* switch to the last used console, ChN */
         set_console(last_console);
 }
 
-static void fn_dec_console(struct vc_data *vc, struct pt_regs *regs)
+static void fn_dec_console(struct vc_data *vc)
 {
         int i, cur = fg_console;
 
@@ -523,7 +525,7 @@ static void fn_dec_console(struct vc_data *vc, struct pt_regs *regs)
         set_console(i);
 }
 
-static void fn_inc_console(struct vc_data *vc, struct pt_regs *regs)
+static void fn_inc_console(struct vc_data *vc)
 {
         int i, cur = fg_console;
 
@@ -540,7 +542,7 @@ static void fn_inc_console(struct vc_data *vc, struct pt_regs *regs)
         set_console(i);
 }
 
-static void fn_send_intr(struct vc_data *vc, struct pt_regs *regs)
+static void fn_send_intr(struct vc_data *vc)
 {
         struct tty_struct *tty = vc->vc_tty;
 
@@ -550,37 +552,37 @@ static void fn_send_intr(struct vc_data *vc, struct pt_regs *regs)
         con_schedule_flip(tty);
 }
 
-static void fn_scroll_forw(struct vc_data *vc, struct pt_regs *regs)
+static void fn_scroll_forw(struct vc_data *vc)
 {
         scrollfront(vc, 0);
 }
 
-static void fn_scroll_back(struct vc_data *vc, struct pt_regs *regs)
+static void fn_scroll_back(struct vc_data *vc)
 {
         scrollback(vc, 0);
 }
 
-static void fn_show_mem(struct vc_data *vc, struct pt_regs *regs)
+static void fn_show_mem(struct vc_data *vc)
 {
         show_mem();
 }
 
-static void fn_show_state(struct vc_data *vc, struct pt_regs *regs)
+static void fn_show_state(struct vc_data *vc)
 {
         show_state();
 }
 
-static void fn_boot_it(struct vc_data *vc, struct pt_regs *regs)
+static void fn_boot_it(struct vc_data *vc)
 {
         ctrl_alt_del();
 }
 
-static void fn_compose(struct vc_data *vc, struct pt_regs *regs)
+static void fn_compose(struct vc_data *vc)
 {
         dead_key_next = 1;
 }
 
-static void fn_spawn_con(struct vc_data *vc, struct pt_regs *regs)
+static void fn_spawn_con(struct vc_data *vc)
 {
         spin_lock(&vt_spawn_con.lock);
         if (vt_spawn_con.pid)
@@ -591,7 +593,7 @@ static void fn_spawn_con(struct vc_data *vc, struct pt_regs *regs)
         spin_unlock(&vt_spawn_con.lock);
 }
 
-static void fn_SAK(struct vc_data *vc, struct pt_regs *regs)
+static void fn_SAK(struct vc_data *vc)
 {
         struct tty_struct *tty = vc->vc_tty;
 
@@ -604,7 +606,7 @@ static void fn_SAK(struct vc_data *vc, struct pt_regs *regs)
         reset_vc(vc);
 }
 
-static void fn_null(struct vc_data *vc, struct pt_regs *regs)
+static void fn_null(struct vc_data *vc)
 {
         compute_shiftstate();
 }
@@ -612,11 +614,11 @@ static void fn_null(struct vc_data *vc, struct pt_regs *regs)
 /*
  * Special key handlers
  */
-static void k_ignore(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_ignore(struct vc_data *vc, unsigned char value, char up_flag)
 {
 }
 
-static void k_spec(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_spec(struct vc_data *vc, unsigned char value, char up_flag)
 {
         if (up_flag)
                 return;
@@ -626,15 +628,15 @@ static void k_spec(struct vc_data *vc, unsigned char value, char up_flag, struct
              kbd->kbdmode == VC_MEDIUMRAW) &&
              value != KVAL(K_SAK))
                 return;         /* SAK is allowed even in raw mode */
-        fn_handler[value](vc, regs);
+        fn_handler[value](vc);
 }
 
-static void k_lowercase(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_lowercase(struct vc_data *vc, unsigned char value, char up_flag)
 {
         printk(KERN_ERR "keyboard.c: k_lowercase was called - impossible\n");
 }
 
-static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag, struct pt_regs *regs)
+static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag)
 {
         if (up_flag)
                 return;         /* no action, if this is a key release */
@@ -658,41 +660,41 @@ static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag, stru
  * dead keys modifying the same character. Very useful
  * for Vietnamese.
  */
-static void k_deadunicode(struct vc_data *vc, unsigned int value, char up_flag, struct pt_regs *regs)
+static void k_deadunicode(struct vc_data *vc, unsigned int value, char up_flag)
 {
         if (up_flag)
                 return;
         diacr = (diacr ? handle_diacr(vc, value) : value);
 }
 
-static void k_self(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_self(struct vc_data *vc, unsigned char value, char up_flag)
 {
-        k_unicode(vc, value, up_flag, regs);
+        k_unicode(vc, value, up_flag);
 }
 
-static void k_dead2(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_dead2(struct vc_data *vc, unsigned char value, char up_flag)
 {
-        k_deadunicode(vc, value, up_flag, regs);
+        k_deadunicode(vc, value, up_flag);
 }
 
 /*
  * Obsolete - for backwards compatibility only
  */
-static void k_dead(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_dead(struct vc_data *vc, unsigned char value, char up_flag)
 {
         static const unsigned char ret_diacr[NR_DEAD] = {'`', '\'', '^', '~', '"', ',' };
         value = ret_diacr[value];
-        k_deadunicode(vc, value, up_flag, regs);
+        k_deadunicode(vc, value, up_flag);
 }
 
-static void k_cons(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_cons(struct vc_data *vc, unsigned char value, char up_flag)
 {
         if (up_flag)
                 return;
         set_console(value);
 }
 
-static void k_fn(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_fn(struct vc_data *vc, unsigned char value, char up_flag)
 {
         unsigned v;
 
@@ -706,7 +708,7 @@ static void k_fn(struct vc_data *vc, unsigned char value, char up_flag, struct p
                 printk(KERN_ERR "k_fn called with value=%d\n", value);
 }
 
-static void k_cur(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_cur(struct vc_data *vc, unsigned char value, char up_flag)
 {
         static const char *cur_chars = "BDCA";
 
@@ -715,7 +717,7 @@ static void k_cur(struct vc_data *vc, unsigned char value, char up_flag, struct
         applkey(vc, cur_chars[value], vc_kbd_mode(kbd, VC_CKMODE));
 }
 
-static void k_pad(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_pad(struct vc_data *vc, unsigned char value, char up_flag)
 {
         static const char pad_chars[] = "0123456789+-*/\015,.?()#";
         static const char app_map[] = "pqrstuvwxylSRQMnnmPQS";
@@ -733,34 +735,34 @@ static void k_pad(struct vc_data *vc, unsigned char value, char up_flag, struct
                 switch (value) {
                         case KVAL(K_PCOMMA):
                         case KVAL(K_PDOT):
-                                k_fn(vc, KVAL(K_REMOVE), 0, regs);
+                                k_fn(vc, KVAL(K_REMOVE), 0);
                                 return;
                         case KVAL(K_P0):
-                                k_fn(vc, KVAL(K_INSERT), 0, regs);
+                                k_fn(vc, KVAL(K_INSERT), 0);
                                 return;
                         case KVAL(K_P1):
-                                k_fn(vc, KVAL(K_SELECT), 0, regs);
+                                k_fn(vc, KVAL(K_SELECT), 0);
                                 return;
                         case KVAL(K_P2):
-                                k_cur(vc, KVAL(K_DOWN), 0, regs);
+                                k_cur(vc, KVAL(K_DOWN), 0);
                                 return;
                         case KVAL(K_P3):
-                                k_fn(vc, KVAL(K_PGDN), 0, regs);
+                                k_fn(vc, KVAL(K_PGDN), 0);
                                 return;
                         case KVAL(K_P4):
-                                k_cur(vc, KVAL(K_LEFT), 0, regs);
+                                k_cur(vc, KVAL(K_LEFT), 0);
                                 return;
                         case KVAL(K_P6):
-                                k_cur(vc, KVAL(K_RIGHT), 0, regs);
+                                k_cur(vc, KVAL(K_RIGHT), 0);
                                 return;
                         case KVAL(K_P7):
-                                k_fn(vc, KVAL(K_FIND), 0, regs);
+                                k_fn(vc, KVAL(K_FIND), 0);
                                 return;
                         case KVAL(K_P8):
-                                k_cur(vc, KVAL(K_UP), 0, regs);
+                                k_cur(vc, KVAL(K_UP), 0);
                                 return;
                         case KVAL(K_P9):
-                                k_fn(vc, KVAL(K_PGUP), 0, regs);
+                                k_fn(vc, KVAL(K_PGUP), 0);
                                 return;
                         case KVAL(K_P5):
                                 applkey(vc, 'G', vc_kbd_mode(kbd, VC_APPLIC));
@@ -772,7 +774,7 @@ static void k_pad(struct vc_data *vc, unsigned char value, char up_flag, struct
                 put_queue(vc, 10);
 }
 
-static void k_shift(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_shift(struct vc_data *vc, unsigned char value, char up_flag)
 {
         int old_state = shift_state;
 
@@ -813,7 +815,7 @@ static void k_shift(struct vc_data *vc, unsigned char value, char up_flag, struc
         }
 }
 
-static void k_meta(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_meta(struct vc_data *vc, unsigned char value, char up_flag)
 {
         if (up_flag)
                 return;
@@ -825,7 +827,7 @@ static void k_meta(struct vc_data *vc, unsigned char value, char up_flag, struct
                 put_queue(vc, value | 0x80);
 }
 
-static void k_ascii(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_ascii(struct vc_data *vc, unsigned char value, char up_flag)
 {
         int base;
 
@@ -847,16 +849,16 @@ static void k_ascii(struct vc_data *vc, unsigned char value, char up_flag, struc
                 npadch = npadch * base + value;
 }
 
-static void k_lock(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_lock(struct vc_data *vc, unsigned char value, char up_flag)
 {
         if (up_flag || rep)
                 return;
         chg_vc_kbd_lock(kbd, value);
 }
 
-static void k_slock(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_slock(struct vc_data *vc, unsigned char value, char up_flag)
 {
-        k_shift(vc, value, up_flag, regs);
+        k_shift(vc, value, up_flag);
         if (up_flag || rep)
                 return;
         chg_vc_kbd_slock(kbd, value);
@@ -876,25 +878,25 @@ static unsigned brl_nbchords = 1;
 MODULE_PARM_DESC(brl_nbchords, "Number of chords that produce a braille pattern (0 for dead chords)");
 module_param(brl_nbchords, uint, 0644);
 
-static void k_brlcommit(struct vc_data *vc, unsigned int pattern, char up_flag, struct pt_regs *regs)
+static void k_brlcommit(struct vc_data *vc, unsigned int pattern, char up_flag)
 {
         static unsigned long chords;
         static unsigned committed;
 
         if (!brl_nbchords)
-                k_deadunicode(vc, BRL_UC_ROW | pattern, up_flag, regs);
+                k_deadunicode(vc, BRL_UC_ROW | pattern, up_flag);
         else {
                 committed |= pattern;
                 chords++;
                 if (chords == brl_nbchords) {
-                        k_unicode(vc, BRL_UC_ROW | committed, up_flag, regs);
+                        k_unicode(vc, BRL_UC_ROW | committed, up_flag);
                         chords = 0;
                         committed = 0;
                 }
         }
 }
 
-static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_brl(struct vc_data *vc, unsigned char value, char up_flag)
 {
         static unsigned pressed,committing;
         static unsigned long releasestart;
@@ -906,7 +908,7 @@ static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct
         }
 
         if (!value) {
-                k_unicode(vc, BRL_UC_ROW, up_flag, regs);
+                k_unicode(vc, BRL_UC_ROW, up_flag);
                 return;
         }
 
@@ -923,13 +925,13 @@ static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct
                         pressed &= ~(1 << (value - 1));
                         if (!pressed) {
                                 if (committing) {
-                                        k_brlcommit(vc, committing, 0, regs);
+                                        k_brlcommit(vc, committing, 0);
                                         committing = 0;
                                 }
                         }
                 } else {
                         if (committing) {
-                                k_brlcommit(vc, committing, 0, regs);
+                                k_brlcommit(vc, committing, 0);
                                 committing = 0;
                         }
                         pressed &= ~(1 << (value - 1));
@@ -1133,8 +1135,7 @@ static void kbd_rawcode(unsigned char data)
                 put_queue(vc, data);
 }
 
-static void kbd_keycode(unsigned int keycode, int down,
-                        int hw_raw, struct pt_regs *regs)
+static void kbd_keycode(unsigned int keycode, int down, int hw_raw)
 {
         struct vc_data *vc = vc_cons[fg_console].d;
         unsigned short keysym, *key_map;
@@ -1181,7 +1182,7 @@ static void kbd_keycode(unsigned int keycode, int down,
         if (sysrq_down && !down && keycode == sysrq_alt_use)
                 sysrq_down = 0;
         if (sysrq_down && down && !rep) {
-                handle_sysrq(kbd_sysrq_xlate[keycode], regs, tty);
+                handle_sysrq(kbd_sysrq_xlate[keycode], tty);
                 return;
         }
 #endif
@@ -1267,7 +1268,7 @@ static void kbd_keycode(unsigned int keycode, int down,
                 }
         }
 
-        (*k_handler[type])(vc, keysym & 0xff, !down, regs);
+        (*k_handler[type])(vc, keysym & 0xff, !down);
 
         if (type != KT_SLOCK)
                 kbd->slockstate = 0;
@@ -1279,7 +1280,7 @@ static void kbd_event(struct input_handle *handle, unsigned int event_type,
         if (event_type == EV_MSC && event_code == MSC_RAW && HW_RAW(handle->dev))
                 kbd_rawcode(value);
         if (event_type == EV_KEY)
-                kbd_keycode(event_code, value, HW_RAW(handle->dev), handle->dev->regs);
+                kbd_keycode(event_code, value, HW_RAW(handle->dev));
         tasklet_schedule(&keyboard_tasklet);
         do_poke_blanked_console = 1;
         schedule_console_callback();
diff --git a/drivers/char/mbcs.c b/drivers/char/mbcs.c
index 636354722658..0afb7ba999cf 100644
--- a/drivers/char/mbcs.c
+++ b/drivers/char/mbcs.c
@@ -516,11 +516,10 @@ int mbcs_gscr_mmap(struct file *fp, struct vm_area_struct *vma)
  * mbcs_completion_intr_handler - Primary completion handler.
  * @irq: irq
  * @arg: soft struct for device
- * @ep: regs
  *
  */
 static irqreturn_t
-mbcs_completion_intr_handler(int irq, void *arg, struct pt_regs *ep)
+mbcs_completion_intr_handler(int irq, void *arg)
 {
         struct mbcs_soft *soft = (struct mbcs_soft *)arg;
         void *mmr_base;
diff --git a/drivers/char/mmtimer.c b/drivers/char/mmtimer.c
index 1f0f2b6dae26..22b9905c1e52 100644
--- a/drivers/char/mmtimer.c
+++ b/drivers/char/mmtimer.c
@@ -422,7 +422,6 @@ static int inline reschedule_periodic_timer(mmtimer_t *x)
  * mmtimer_interrupt - timer interrupt handler
  * @irq: irq received
  * @dev_id: device the irq came from
- * @regs: register state upon receipt of the interrupt
  *
  * Called when one of the comarators matches the counter, This
  * routine will send signals to processes that have requested
@@ -433,7 +432,7 @@ static int inline reschedule_periodic_timer(mmtimer_t *x)
  * registers.
  */
 static irqreturn_t
-mmtimer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+mmtimer_interrupt(int irq, void *dev_id)
 {
         int i;
         unsigned long expires = 0;
diff --git a/drivers/char/mwave/tp3780i.c b/drivers/char/mwave/tp3780i.c
index cc3e54dd7234..f282976daaac 100644
--- a/drivers/char/mwave/tp3780i.c
+++ b/drivers/char/mwave/tp3780i.c
@@ -95,14 +95,14 @@ static void EnableSRAM(THINKPAD_BD_DATA * pBDData)
 }
 
 
-static irqreturn_t UartInterrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t UartInterrupt(int irq, void *dev_id)
 {
         PRINTK_3(TRACE_TP3780I,
                 "tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id);
         return IRQ_HANDLED;
 }
 
-static irqreturn_t DspInterrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t DspInterrupt(int irq, void *dev_id)
 {
         pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
         DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings;
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index 8253fca8efd5..048d91142c17 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -407,7 +407,7 @@ static void mxser_stop(struct tty_struct *);
 static void mxser_start(struct tty_struct *);
 static void mxser_hangup(struct tty_struct *);
 static void mxser_rs_break(struct tty_struct *, int);
-static irqreturn_t mxser_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t mxser_interrupt(int, void *);
 static void mxser_receive_chars(struct mxser_struct *, int *);
 static void mxser_transmit_chars(struct mxser_struct *);
 static void mxser_check_modem_status(struct mxser_struct *, int);
@@ -1916,7 +1916,7 @@ static void mxser_rs_break(struct tty_struct *tty, int break_state)
 /*
  * This is the serial driver's generic interrupt routine
  */
-static irqreturn_t mxser_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mxser_interrupt(int irq, void *dev_id)
 {
         int status, iir, i;
         struct mxser_struct *info;
diff --git a/drivers/char/nwbutton.c b/drivers/char/nwbutton.c
index ea1aa7764f8e..2d264971d839 100644
--- a/drivers/char/nwbutton.c
+++ b/drivers/char/nwbutton.c
@@ -144,7 +144,7 @@ static void button_sequence_finished (unsigned long parameters)
  *  increments the counter.
  */ 
 
-static irqreturn_t button_handler (int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t button_handler (int irq, void *dev_id)
 {
         if (button_press_count) {
                 del_timer (&button_timer);
diff --git a/drivers/char/nwbutton.h b/drivers/char/nwbutton.h
index ddb7b928dcbb..c3ebc16ce8a7 100644
--- a/drivers/char/nwbutton.h
+++ b/drivers/char/nwbutton.h
@@ -25,7 +25,7 @@ struct button_callback {
 /* Function prototypes: */
 
 static void button_sequence_finished (unsigned long parameters);
-static irqreturn_t button_handler (int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t button_handler (int irq, void *dev_id);
 int button_init (void);
 int button_add_callback (void (*callback) (void), int count);
 int button_del_callback (void (*callback) (void));
diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index 73e324209913..1a0bc30b79d1 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -416,7 +416,7 @@ static void rx_reset_buffers(MGSLPC_INFO *info);
 static int  rx_alloc_buffers(MGSLPC_INFO *info);
 static void rx_free_buffers(MGSLPC_INFO *info);
 
-static irqreturn_t mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t mgslpc_isr(int irq, void *dev_id);
 
 /*
  * Bottom half interrupt handlers
@@ -1234,9 +1234,8 @@ static void ri_change(MGSLPC_INFO *info)
  * 
  * irq     interrupt number that caused interrupt
  * dev_id  device ID supplied during interrupt registration
- * regs    interrupted processor context
  */
-static irqreturn_t mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t mgslpc_isr(int irq, void *dev_id)
 {
         MGSLPC_INFO * info = (MGSLPC_INFO *)dev_id;
         unsigned short isr;
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index 520d2cf82bc0..efc485edad1c 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -269,7 +269,7 @@ static ssize_t pp_write (struct file * file, const char __user * buf,
         return bytes_written;
 }
 
-static void pp_irq (int irq, void * private, struct pt_regs * unused)
+static void pp_irq (int irq, void * private)
 {
         struct pp_struct * pp = (struct pp_struct *) private;
 
diff --git a/drivers/char/qtronix.c b/drivers/char/qtronix.c
index 9d134e98d2a0..5c9477741a30 100644
--- a/drivers/char/qtronix.c
+++ b/drivers/char/qtronix.c
@@ -93,7 +93,7 @@ struct cir_port *cir;
 static unsigned char kbdbytes[5];
 static unsigned char cir_data[32]; /* we only need 16 chars */
 
-static void kbd_int_handler(int irq, void *dev_id, struct pt_regs *regs);
+static void kbd_int_handler(int irq, void *dev_id);
 static int handle_data(unsigned char *p_data);
 static inline void handle_mouse_event(unsigned char scancode);
 static inline void handle_keyboard_event(unsigned char scancode, int down);
@@ -197,7 +197,7 @@ int CheckSumOk(u_int8_t byte1, u_int8_t byte2,
 }
 
 
-static void kbd_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+static void kbd_int_handler(int irq, void *dev_id)
 {
         struct cir_port *cir;
         int j;
diff --git a/drivers/char/rio/rio_linux.c b/drivers/char/rio/rio_linux.c
index 202a3b0945b7..3bea594600d4 100644
--- a/drivers/char/rio/rio_linux.c
+++ b/drivers/char/rio/rio_linux.c
@@ -363,7 +363,7 @@ static void rio_reset_interrupt(struct Host *HostP)
 }
 
 
-static irqreturn_t rio_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t rio_interrupt(int irq, void *ptr)
 {
         struct Host *HostP;
         func_enter();
@@ -417,7 +417,7 @@ static void rio_pollfunc(unsigned long data)
 {
         func_enter();
 
-        rio_interrupt(0, &p->RIOHosts[data], NULL);
+        rio_interrupt(0, &p->RIOHosts[data]);
         p->RIOHosts[data].timer.expires = jiffies + rio_poll;
         add_timer(&p->RIOHosts[data].timer);
 
diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c
index b0ab3f28cc6a..be68cfb0ae69 100644
--- a/drivers/char/riscom8.c
+++ b/drivers/char/riscom8.c
@@ -550,7 +550,7 @@ static inline void rc_check_modem(struct riscom_board const * bp)
 }
 
 /* The main interrupt processing routine */
-static irqreturn_t rc_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+static irqreturn_t rc_interrupt(int irq, void * dev_id)
 {
         unsigned char status;
         unsigned char ack;
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index 656f8c0ca52e..abee7a339462 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -113,9 +113,9 @@ static int rtc_has_irq = 1;
 #define hpet_set_rtc_irq_bit(arg)               0
 #define hpet_rtc_timer_init()                   do { } while (0)
 #define hpet_rtc_dropped_irq()                  0
-static inline irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs) {return 0;}
+static inline irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) {return 0;}
 #else
-extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id);
 #endif
 
 /*
@@ -229,7 +229,7 @@ static inline unsigned char rtc_is_updating(void)
  *      (See ./arch/XXXX/kernel/time.c for the set_rtc_mmss() function.)
  */
 
-irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t rtc_interrupt(int irq, void *dev_id)
 {
         /*
          *      Can be an alarm interrupt, update complete interrupt,
@@ -915,7 +915,7 @@ static const struct file_operations rtc_proc_fops = {
 };
 
 #if defined(RTC_IRQ) && !defined(__sparc__)
-static irqreturn_t (*rtc_int_handler_ptr)(int irq, void *dev_id, struct pt_regs *regs);
+static irq_handler_t rtc_int_handler_ptr;
 #endif
 
 static int __init rtc_init(void)
diff --git a/drivers/char/ser_a2232.c b/drivers/char/ser_a2232.c
index 65c751d0d643..4217d38caef9 100644
--- a/drivers/char/ser_a2232.c
+++ b/drivers/char/ser_a2232.c
@@ -111,7 +111,7 @@
 
 /***************************** Prototypes ***************************/
 /* The interrupt service routine */
-static irqreturn_t a2232_vbl_inter(int irq, void *data, struct pt_regs *fp);
+static irqreturn_t a2232_vbl_inter(int irq, void *data);
 /* Initialize the port structures */
 static void a2232_init_portstructs(void);
 /* Initialize and register TTY drivers. */
@@ -504,7 +504,7 @@ static int  a2232_open(struct tty_struct * tty, struct file * filp)
 }
 /*** END OF FUNCTIONS EXPECTED BY TTY DRIVER STRUCTS ***/
 
-static irqreturn_t a2232_vbl_inter(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t a2232_vbl_inter(int irq, void *data)
 {
 #if A2232_IOBUFLEN != 256
 #error "Re-Implement a2232_vbl_inter()!"
diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index f4809c8183cc..6f13f98e3171 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -370,7 +370,7 @@ cy_sched_event(struct cyclades_port *info, int event)
    received, out buffer empty, modem change, etc.
  */
 static irqreturn_t
-cd2401_rxerr_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_rxerr_interrupt(int irq, void *dev_id)
 {
     struct tty_struct *tty;
     struct cyclades_port *info;
@@ -451,7 +451,7 @@ cd2401_rxerr_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 } /* cy_rxerr_interrupt */
 
 static irqreturn_t
-cd2401_modem_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_modem_interrupt(int irq, void *dev_id)
 {
     struct cyclades_port *info;
     volatile unsigned char *base_addr = (unsigned char *)BASE_ADDR;
@@ -506,7 +506,7 @@ cd2401_modem_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 } /* cy_modem_interrupt */
 
 static irqreturn_t
-cd2401_tx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_tx_interrupt(int irq, void *dev_id)
 {
     struct cyclades_port *info;
     volatile unsigned char *base_addr = (unsigned char *)BASE_ADDR;
@@ -626,7 +626,7 @@ cd2401_tx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 } /* cy_tx_interrupt */
 
 static irqreturn_t
-cd2401_rx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_rx_interrupt(int irq, void *dev_id)
 {
     struct tty_struct *tty;
     struct cyclades_port *info;
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index 07e0b75f2338..52753e723eaa 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -34,7 +34,7 @@
 #define SCDRV_TIMEOUT   1000
 
 static irqreturn_t
-scdrv_interrupt(int irq, void *subch_data, struct pt_regs *regs)
+scdrv_interrupt(int irq, void *subch_data)
 {
         struct subch_data_s *sd = subch_data;
         unsigned long flags;
diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c
index 864854c58866..2f56e8c54897 100644
--- a/drivers/char/snsc_event.c
+++ b/drivers/char/snsc_event.c
@@ -36,7 +36,7 @@ DECLARE_TASKLET(sn_sysctl_event, scdrv_event, 0);
  * destination.
  */
 static irqreturn_t
-scdrv_event_interrupt(int irq, void *subch_data, struct pt_regs *regs)
+scdrv_event_interrupt(int irq, void *subch_data)
 {
         struct subch_data_s *sd = subch_data;
         unsigned long flags;
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index d4e434d694b7..c084149153de 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -826,7 +826,7 @@ static void sonypi_report_input_event(u8 event)
 }
 
 /* Interrupt handler: some event is available */
-static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sonypi_irq(int irq, void *dev_id)
 {
         u8 v1, v2, event = 0;
         int i, j;
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index 902c48dca3bc..6022495571ae 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -200,7 +200,7 @@ static struct specialix_port sx_port[SX_NBOARD * SX_NPORT];
 
 #ifdef SPECIALIX_TIMER
 static struct timer_list missed_irq_timer;
-static irqreturn_t sx_interrupt(int irq, void * dev_id, struct pt_regs * regs);
+static irqreturn_t sx_interrupt(int irq, void * dev_id);
 #endif
 
 
@@ -897,7 +897,7 @@ static inline void sx_check_modem(struct specialix_board * bp)
 
 
 /* The main interrupt processing routine */
-static irqreturn_t sx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sx_interrupt(int irq, void *dev_id)
 {
         unsigned char status;
         unsigned char ack;
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index bd711537ec4e..522e88e395cc 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -1927,13 +1927,12 @@ stl_readdone:
  *      calls off to the approrpriate board interrupt handlers.
  */
 
-static irqreturn_t stl_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t stl_intr(int irq, void *dev_id)
 {
         stlbrd_t        *brdp = (stlbrd_t *) dev_id;
 
 #ifdef DEBUG
-        printk("stl_intr(brdp=%x,irq=%d,regs=%x)\n", (int) brdp, irq,
-            (int) regs);
+        printk("stl_intr(brdp=%x,irq=%d)\n", (int) brdp, irq);
 #endif
 
         return IRQ_RETVAL((* brdp->isr)(brdp));
diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index 8fd71a5fc619..5fec626598cd 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -1192,7 +1192,7 @@ static inline void sx_check_modem_signals (struct sx_port *port)
  * Small, elegant, clear.
  */
 
-static irqreturn_t sx_interrupt (int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t sx_interrupt (int irq, void *ptr)
 {
         struct sx_board *board = ptr;
         struct sx_port *port;
@@ -1300,7 +1300,7 @@ static void sx_pollfunc (unsigned long data)
 
         func_enter ();
 
-        sx_interrupt (0, board, NULL);
+        sx_interrupt (0, board);
 
         init_timer(&board->timer);
 
diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c
index a4150c4519c4..f2864cc64240 100644
--- a/drivers/char/synclink.c
+++ b/drivers/char/synclink.c
@@ -1698,11 +1698,10 @@ static void mgsl_isr_transmit_dma( struct mgsl_struct *info )
  * 
  *      irq             interrupt number that caused interrupt
  *      dev_id          device ID supplied during interrupt registration
- *      regs            interrupted processor context
  *      
  * Return Value: None
  */
-static irqreturn_t mgsl_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t mgsl_interrupt(int irq, void *dev_id)
 {
         struct mgsl_struct * info;
         u16 UscVector;
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c
index bdc7cb248b8f..d4334c79f8d4 100644
--- a/drivers/char/synclink_gt.c
+++ b/drivers/char/synclink_gt.c
@@ -491,7 +491,7 @@ static void isr_serial(struct slgt_info *info);
 static void isr_rdma(struct slgt_info *info);
 static void isr_txeom(struct slgt_info *info, unsigned short status);
 static void isr_tdma(struct slgt_info *info);
-static irqreturn_t slgt_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t slgt_interrupt(int irq, void *dev_id);
 
 static int  alloc_dma_bufs(struct slgt_info *info);
 static void free_dma_bufs(struct slgt_info *info);
@@ -2217,9 +2217,8 @@ static void isr_gpio(struct slgt_info *info, unsigned int changed, unsigned int
  *
  *      irq     interrupt number
  *      dev_id  device ID supplied during interrupt registration
- *      regs    interrupted processor context
  */
-static irqreturn_t slgt_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t slgt_interrupt(int irq, void *dev_id)
 {
         struct slgt_info *info;
         unsigned int gsr;
diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c
index 6eb75dcd7961..3e932b681371 100644
--- a/drivers/char/synclinkmp.c
+++ b/drivers/char/synclinkmp.c
@@ -2596,8 +2596,7 @@ void isr_io_pin( SLMP_INFO *info, u16 status )
  *      dev_id          device ID supplied during interrupt registration
  *      regs            interrupted processor context
  */
-static irqreturn_t synclinkmp_interrupt(int irq, void *dev_id,
-                                        struct pt_regs *regs)
+static irqreturn_t synclinkmp_interrupt(int irq, void *dev_id)
 {
         SLMP_INFO * info;
         unsigned char status, status0, status1=0;
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 6b4d4d1e343d..4c0e08685705 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -35,14 +35,14 @@
 #include <linux/vt_kern.h>
 #include <linux/workqueue.h>
 #include <linux/kexec.h>
+#include <linux/irq.h>
 
 #include <asm/ptrace.h>
 
 /* Whether we react on sysrq keys or just ignore them */
 int sysrq_enabled = 1;
 
-static void sysrq_handle_loglevel(int key, struct pt_regs *pt_regs,
-                                  struct tty_struct *tty)
+static void sysrq_handle_loglevel(int key, struct tty_struct *tty)
 {
         int i;
         i = key - '0';
@@ -58,8 +58,7 @@ static struct sysrq_key_op sysrq_loglevel_op = {
 };
 
 #ifdef CONFIG_VT
-static void sysrq_handle_SAK(int key, struct pt_regs *pt_regs,
-                             struct tty_struct *tty)
+static void sysrq_handle_SAK(int key, struct tty_struct *tty)
 {
         if (tty)
                 do_SAK(tty);
@@ -76,8 +75,7 @@ static struct sysrq_key_op sysrq_SAK_op = {
 #endif
 
 #ifdef CONFIG_VT
-static void sysrq_handle_unraw(int key, struct pt_regs *pt_regs,
-                               struct tty_struct *tty)
+static void sysrq_handle_unraw(int key, struct tty_struct *tty)
 {
         struct kbd_struct *kbd = &kbd_table[fg_console];
 
@@ -95,10 +93,9 @@ static struct sysrq_key_op sysrq_unraw_op = {
 #endif /* CONFIG_VT */
 
 #ifdef CONFIG_KEXEC
-static void sysrq_handle_crashdump(int key, struct pt_regs *pt_regs,
-                                struct tty_struct *tty)
+static void sysrq_handle_crashdump(int key, struct tty_struct *tty)
 {
-        crash_kexec(pt_regs);
+        crash_kexec(get_irq_regs());
 }
 static struct sysrq_key_op sysrq_crashdump_op = {
         .handler        = sysrq_handle_crashdump,
@@ -110,8 +107,7 @@ static struct sysrq_key_op sysrq_crashdump_op = {
 #define sysrq_crashdump_op (*(struct sysrq_key_op *)0)
 #endif
 
-static void sysrq_handle_reboot(int key, struct pt_regs *pt_regs,
-                                struct tty_struct *tty)
+static void sysrq_handle_reboot(int key, struct tty_struct *tty)
 {
         lockdep_off();
         local_irq_enable();
@@ -124,8 +120,7 @@ static struct sysrq_key_op sysrq_reboot_op = {
         .enable_mask    = SYSRQ_ENABLE_BOOT,
 };
 
-static void sysrq_handle_sync(int key, struct pt_regs *pt_regs,
-                              struct tty_struct *tty)
+static void sysrq_handle_sync(int key, struct tty_struct *tty)
 {
         emergency_sync();
 }
@@ -136,8 +131,7 @@ static struct sysrq_key_op sysrq_sync_op = {
         .enable_mask    = SYSRQ_ENABLE_SYNC,
 };
 
-static void sysrq_handle_mountro(int key, struct pt_regs *pt_regs,
-                                 struct tty_struct *tty)
+static void sysrq_handle_mountro(int key, struct tty_struct *tty)
 {
         emergency_remount();
 }
@@ -149,8 +143,7 @@ static struct sysrq_key_op sysrq_mountro_op = {
 };
 
 #ifdef CONFIG_LOCKDEP
-static void sysrq_handle_showlocks(int key, struct pt_regs *pt_regs,
-                                struct tty_struct *tty)
+static void sysrq_handle_showlocks(int key, struct tty_struct *tty)
 {
         debug_show_all_locks();
 }
@@ -164,11 +157,11 @@ static struct sysrq_key_op sysrq_showlocks_op = {
 #define sysrq_showlocks_op (*(struct sysrq_key_op *)0)
 #endif
 
-static void sysrq_handle_showregs(int key, struct pt_regs *pt_regs,
-                                  struct tty_struct *tty)
+static void sysrq_handle_showregs(int key, struct tty_struct *tty)
 {
-        if (pt_regs)
-                show_regs(pt_regs);
+        struct pt_regs *regs = get_irq_regs();
+        if (regs)
+                show_regs(regs);
 }
 static struct sysrq_key_op sysrq_showregs_op = {
         .handler        = sysrq_handle_showregs,
@@ -177,8 +170,7 @@ static struct sysrq_key_op sysrq_showregs_op = {
         .enable_mask    = SYSRQ_ENABLE_DUMP,
 };
 
-static void sysrq_handle_showstate(int key, struct pt_regs *pt_regs,
-                                   struct tty_struct *tty)
+static void sysrq_handle_showstate(int key, struct tty_struct *tty)
 {
         show_state();
 }
@@ -189,8 +181,7 @@ static struct sysrq_key_op sysrq_showstate_op = {
         .enable_mask    = SYSRQ_ENABLE_DUMP,
 };
 
-static void sysrq_handle_showmem(int key, struct pt_regs *pt_regs,
-                                 struct tty_struct *tty)
+static void sysrq_handle_showmem(int key, struct tty_struct *tty)
 {
         show_mem();
 }
@@ -215,8 +206,7 @@ static void send_sig_all(int sig)
         }
 }
 
-static void sysrq_handle_term(int key, struct pt_regs *pt_regs,
-                              struct tty_struct *tty)
+static void sysrq_handle_term(int key, struct tty_struct *tty)
 {
         send_sig_all(SIGTERM);
         console_loglevel = 8;
@@ -236,8 +226,7 @@ static void moom_callback(void *ignored)
 
 static DECLARE_WORK(moom_work, moom_callback, NULL);
 
-static void sysrq_handle_moom(int key, struct pt_regs *pt_regs,
-                              struct tty_struct *tty)
+static void sysrq_handle_moom(int key, struct tty_struct *tty)
 {
         schedule_work(&moom_work);
 }
@@ -247,8 +236,7 @@ static struct sysrq_key_op sysrq_moom_op = {
         .action_msg     = "Manual OOM execution",
 };
 
-static void sysrq_handle_kill(int key, struct pt_regs *pt_regs,
-                              struct tty_struct *tty)
+static void sysrq_handle_kill(int key, struct tty_struct *tty)
 {
         send_sig_all(SIGKILL);
         console_loglevel = 8;
@@ -260,8 +248,7 @@ static struct sysrq_key_op sysrq_kill_op = {
         .enable_mask    = SYSRQ_ENABLE_SIGNAL,
 };
 
-static void sysrq_handle_unrt(int key, struct pt_regs *pt_regs,
-                                struct tty_struct *tty)
+static void sysrq_handle_unrt(int key, struct tty_struct *tty)
 {
         normalize_rt_tasks();
 }
@@ -361,8 +348,7 @@ static void __sysrq_put_key_op(int key, struct sysrq_key_op *op_p)
  * This is the non-locking version of handle_sysrq.  It must/can only be called
  * by sysrq key handlers, as they are inside of the lock
  */
-void __handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty,
-                        int check_mask)
+void __handle_sysrq(int key, struct tty_struct *tty, int check_mask)
 {
         struct sysrq_key_op *op_p;
         int orig_log_level;
@@ -384,7 +370,7 @@ void __handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty,
                     (sysrq_enabled & op_p->enable_mask)) {
                         printk("%s\n", op_p->action_msg);
                         console_loglevel = orig_log_level;
-                        op_p->handler(key, pt_regs, tty);
+                        op_p->handler(key, tty);
                 } else {
                         printk("This sysrq operation is disabled.\n");
                 }
@@ -413,11 +399,11 @@ void __handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty,
  * This function is called by the keyboard handler when SysRq is pressed
  * and any other keycode arrives.
  */
-void handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty)
+void handle_sysrq(int key, struct tty_struct *tty)
 {
         if (!sysrq_enabled)
                 return;
-        __handle_sysrq(key, pt_regs, tty, 1);
+        __handle_sysrq(key, tty, 1);
 }
 EXPORT_SYMBOL(handle_sysrq);
 
diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c
index d2c5ba4e83b8..2444a0e24b31 100644
--- a/drivers/char/tlclk.c
+++ b/drivers/char/tlclk.c
@@ -193,7 +193,7 @@ static DEFINE_SPINLOCK(event_lock);
 
 static int tlclk_major = TLCLK_MAJOR;
 
-static irqreturn_t tlclk_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t tlclk_interrupt(int irq, void *dev_id);
 
 static DECLARE_WAIT_QUEUE_HEAD(wq);
 
@@ -856,7 +856,7 @@ static void switchover_timeout(unsigned long data)
         wake_up(&wq);
 }
 
-static irqreturn_t tlclk_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tlclk_interrupt(int irq, void *dev_id)
 {
         unsigned long flags;
 
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index ee7ac6f43c65..483f3f60013c 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -377,7 +377,7 @@ static struct tpm_vendor_specific tpm_tis = {
                     .fops = &tis_ops,},
 };
 
-static irqreturn_t tis_int_probe(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tis_int_probe(int irq, void *dev_id)
 {
         struct tpm_chip *chip = (struct tpm_chip *) dev_id;
         u32 interrupt;
@@ -397,7 +397,7 @@ static irqreturn_t tis_int_probe(int irq, void *dev_id, struct pt_regs *regs)
         return IRQ_HANDLED;
 }
 
-static irqreturn_t tis_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tis_int_handler(int irq, void *dev_id)
 {
         struct tpm_chip *chip = (struct tpm_chip *) dev_id;
         u32 interrupt;
diff --git a/drivers/char/vme_scc.c b/drivers/char/vme_scc.c
index c2ca31eb850b..0cdbaa70cf9f 100644
--- a/drivers/char/vme_scc.c
+++ b/drivers/char/vme_scc.c
@@ -81,10 +81,10 @@ static int scc_ioctl(struct tty_struct * tty, struct file * filp,
                      unsigned int cmd, unsigned long arg);
 static void scc_throttle(struct tty_struct *tty);
 static void scc_unthrottle(struct tty_struct *tty);
-static irqreturn_t scc_tx_int(int irq, void *data, struct pt_regs *fp);
-static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp);
-static irqreturn_t scc_stat_int(int irq, void *data, struct pt_regs *fp);
-static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp);
+static irqreturn_t scc_tx_int(int irq, void *data);
+static irqreturn_t scc_rx_int(int irq, void *data);
+static irqreturn_t scc_stat_int(int irq, void *data);
+static irqreturn_t scc_spcond_int(int irq, void *data);
 static void scc_setsignals(struct scc_port *port, int dtr, int rts);
 static void scc_break_ctl(struct tty_struct *tty, int break_state);
 
@@ -419,7 +419,7 @@ module_init(vme_scc_init);
  * Interrupt handlers
  *--------------------------------------------------------------------------*/
 
-static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_rx_int(int irq, void *data)
 {
         unsigned char   ch;
         struct scc_port *port = data;
@@ -440,7 +440,7 @@ static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
          */
         if (SCCread(INT_PENDING_REG) &
             (port->channel == CHANNEL_A ? IPR_A_RX : IPR_B_RX)) {
-                scc_spcond_int (irq, data, fp);
+                scc_spcond_int (irq, data);
                 return IRQ_HANDLED;
         }
 
@@ -451,7 +451,7 @@ static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_spcond_int(int irq, void *data)
 {
         struct scc_port *port = data;
         struct tty_struct *tty = port->gs.tty;
@@ -496,7 +496,7 @@ static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scc_tx_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_tx_int(int irq, void *data)
 {
         struct scc_port *port = data;
         SCC_ACCESS_INIT(port);
@@ -538,7 +538,7 @@ static irqreturn_t scc_tx_int(int irq, void *data, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scc_stat_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_stat_int(int irq, void *data)
 {
         struct scc_port *port = data;
         unsigned channel = port->channel;
diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c
index 8116a47b80f4..8e7949305171 100644
--- a/drivers/char/vr41xx_giu.c
+++ b/drivers/char/vr41xx_giu.c
@@ -221,7 +221,7 @@ static struct hw_interrupt_type giuint_high_irq_type = {
         .end            = end_giuint_high_irq,
 };
 
-static int giu_get_irq(unsigned int irq, struct pt_regs *regs)
+static int giu_get_irq(unsigned int irq)
 {
         uint16_t pendl, pendh, maskl, maskh;
         int i;
diff --git a/drivers/char/watchdog/eurotechwdt.c b/drivers/char/watchdog/eurotechwdt.c
index 4f4269754c46..e228d6e173ce 100644
--- a/drivers/char/watchdog/eurotechwdt.c
+++ b/drivers/char/watchdog/eurotechwdt.c
@@ -153,7 +153,7 @@ static void eurwdt_activate_timer(void)
  * Kernel methods.
  */
 
-static irqreturn_t eurwdt_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t eurwdt_interrupt(int irq, void *dev_id)
 {
         printk(KERN_CRIT "timeout WDT timeout\n");
 
diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c
index 02d336ace504..3404a9c67f08 100644
--- a/drivers/char/watchdog/mpcore_wdt.c
+++ b/drivers/char/watchdog/mpcore_wdt.c
@@ -64,7 +64,7 @@ MODULE_PARM_DESC(mpcore_noboot, "MPcore watchdog action, set to 1 to ignore rebo
  *      This is the interrupt handler.  Note that we only use this
  *      in testing mode, so don't actually do a reboot here.
  */
-static irqreturn_t mpcore_wdt_fire(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t mpcore_wdt_fire(int irq, void *arg)
 {
         struct mpcore_wdt *wdt = arg;
 
diff --git a/drivers/char/watchdog/pcwd_usb.c b/drivers/char/watchdog/pcwd_usb.c
index 77662cb0ac46..bda45334d802 100644
--- a/drivers/char/watchdog/pcwd_usb.c
+++ b/drivers/char/watchdog/pcwd_usb.c
@@ -158,7 +158,7 @@ static struct usb_driver usb_pcwd_driver = {
 };
 
 
-static void usb_pcwd_intr_done(struct urb *urb, struct pt_regs *regs)
+static void usb_pcwd_intr_done(struct urb *urb)
 {
         struct usb_pcwd_private *usb_pcwd = (struct usb_pcwd_private *)urb->context;
         unsigned char *data = usb_pcwd->intr_buffer;
diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index b36a04ae9ab8..68b1ca976d53 100644
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -336,8 +336,7 @@ static struct miscdevice s3c2410wdt_miscdev = {
 
 /* interrupt handler code */
 
-static irqreturn_t s3c2410wdt_irq(int irqno, void *param,
-                                  struct pt_regs *regs)
+static irqreturn_t s3c2410wdt_irq(int irqno, void *param)
 {
         printk(KERN_INFO PFX "Watchdog timer expired!\n");
 
diff --git a/drivers/char/watchdog/wdt.c b/drivers/char/watchdog/wdt.c
index 13f23f4a2233..517fbd8643f8 100644
--- a/drivers/char/watchdog/wdt.c
+++ b/drivers/char/watchdog/wdt.c
@@ -225,14 +225,13 @@ static int wdt_get_temperature(int *temperature)
  *      wdt_interrupt:
  *      @irq:           Interrupt number
  *      @dev_id:        Unused as we don't allow multiple devices.
- *      @regs:          Unused.
  *
  *      Handle an interrupt from the board. These are raised when the status
  *      map changes in what the board considers an interesting way. That means
  *      a failure condition occurring.
  */
 
-static irqreturn_t wdt_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wdt_interrupt(int irq, void *dev_id)
 {
         /*
          *      Read the status register see what is up and
diff --git a/drivers/char/watchdog/wdt285.c b/drivers/char/watchdog/wdt285.c
index 89a249e23fde..e4cf661dc890 100644
--- a/drivers/char/watchdog/wdt285.c
+++ b/drivers/char/watchdog/wdt285.c
@@ -46,7 +46,7 @@ static unsigned long timer_alive;
 /*
  *      If the timer expires..
  */
-static void watchdog_fire(int irq, void *dev_id, struct pt_regs *regs)
+static void watchdog_fire(int irq, void *dev_id)
 {
         printk(KERN_CRIT "Watchdog: Would Reboot.\n");
         *CSR_TIMER4_CNTL = 0;
diff --git a/drivers/char/watchdog/wdt_pci.c b/drivers/char/watchdog/wdt_pci.c
index 74d8cf836e13..ce1261c5cbce 100644
--- a/drivers/char/watchdog/wdt_pci.c
+++ b/drivers/char/watchdog/wdt_pci.c
@@ -270,14 +270,13 @@ static int wdtpci_get_temperature(int *temperature)
  *      wdtpci_interrupt:
  *      @irq:           Interrupt number
  *      @dev_id:        Unused as we don't allow multiple devices.
- *      @regs:          Unused.
  *
  *      Handle an interrupt from the board. These are raised when the status
  *      map changes in what the board considers an interesting way. That means
  *      a failure condition occurring.
  */
 
-static irqreturn_t wdtpci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wdtpci_interrupt(int irq, void *dev_id)
 {
         /*
          *      Read the status register see what is up and