Merge nuts.ninka.net:/disk1/davem/BK/sparcwork-2.5

into nuts.ninka.net:/disk1/davem/BK/sparc-2.5

Documentation/kernel-parameters.txt

@@ -790,7 +790,8 @@ running once the system is up.
 			before loading.
 			See Documentation/ramdisk.txt.
 
-	psmouse_noext	[HW,MOUSE] Disable probing for PS2 mouse protocol extensions
+	psmouse_proto=  [HW,MOUSE] Highest PS2 mouse protocol extension to
+			probe for (bare|imps|exps).
 
 	psmouse_resetafter=
 			[HW,MOUSE] Try to reset Synaptics Touchpad after so many

arch/i386/kernel/irq.c

@@ -505,6 +505,20 @@ asmlinkage unsigned int do_IRQ(struct pt_regs regs)
 	return 1;
 }
 
+int can_request_irq(unsigned int irq, unsigned long irqflags)
+{
+	struct irqaction *action;
+
+	if (irq >= NR_IRQS)
+		return 0;
+	action = irq_desc[irq].action;
+	if (action) {
+		if (irqflags & action->flags & SA_SHIRQ)
+			action = NULL;
+	}
+	return !action;
+}
+
 /**
  *	request_irq - allocate an interrupt line
  *	@irq: Interrupt line to allocate

arch/i386/lib/usercopy.c

@@ -541,8 +541,10 @@ unsigned long __copy_to_user_ll(void __user *to, const void *from, unsigned long
 				goto survive;
 			}
 
-			if (retval != 1)
+			if (retval != 1) {
+				up_read(&current->mm->mmap_sem);
 		       		break;
+		       	}
 
 			maddr = kmap_atomic(pg, KM_USER0);
 			memcpy(maddr + offset, from, len);

arch/i386/pci/irq.c

@@ -695,11 +695,6 @@ static struct irq_info *pirq_get_info(struct pci_dev *dev)
 	return NULL;
 }
 
-static irqreturn_t pcibios_test_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
-{
-	return IRQ_NONE;
-}
-
 static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
 {
 	u8 pin;
@@ -761,13 +756,10 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
 		for (i = 0; i < 16; i++) {
 			if (!(mask & (1 << i)))
 				continue;
-			if (pirq_penalty[i] < pirq_penalty[newirq] &&
-			    !request_irq(i, pcibios_test_irq_handler, SA_SHIRQ, "pci-test", dev)) {
-				free_irq(i, dev);
+			if (pirq_penalty[i] < pirq_penalty[newirq] && can_request_irq(i, SA_SHIRQ))
 				newirq = i;
 		}
 	}
-	}
 	DBG(" -> newirq=%d", newirq);
 
 	/* Check if it is hardcoded */

drivers/block/ll_rw_blk.c

@@ -2460,7 +2460,7 @@ static int __end_that_request_first(struct request *req, int uptodate,
 
 	if (!uptodate) {
 		error = -EIO;
-		if (!(req->flags & REQ_QUIET))
+		if (blk_fs_request(req) && !(req->flags & REQ_QUIET))
 			printk("end_request: I/O error, dev %s, sector %llu\n",
 				req->rq_disk ? req->rq_disk->disk_name : "?",
 				(unsigned long long)req->sector);

drivers/char/keyboard.c

@@ -941,16 +941,16 @@ static unsigned short x86_keycodes[256] =
 	 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
 	 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
 	 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
-	 80, 81, 82, 83, 43, 85, 86, 87, 88,115,119,120,121,375,123, 90,
-	284,285,309,298,312, 91,327,328,329,331,333,335,336,337,338,339,
-	367,288,302,304,350, 92,334,512,116,377,109,111,373,347,348,349,
-	360, 93, 94, 95, 98,376,100,101,321,316,354,286,289,102,351,355,
+	 80, 81, 82, 83, 84, 93, 86, 87, 88, 94, 95, 85,259,375,260, 90,
+	284,285,309,311,312, 91,327,328,329,331,333,335,336,337,338,339,
+	367,288,302,304,350, 89,334,326,116,377,109,111,126,347,348,349,
+	360,261,262,263,298,376,100,101,321,316,373,286,289,102,351,355,
 	103,104,105,275,287,279,306,106,274,107,294,364,358,363,362,361,
-	291,108,381,281,290,272,292,305,280, 99,112,257,258,359,270,114,
-	118,117,125,374,379,115,112,125,121,123,264,265,266,267,268,269,
-	271,273,276,277,278,282,283,295,296,297,299,300,301,293,303,307,
-	308,310,313,314,315,317,318,319,320,357,322,323,324,325,326,330,
-	332,340,365,342,343,344,345,346,356,113,341,368,369,370,371,372 };
+	291,108,381,281,290,272,292,305,280, 99,112,257,258,359,113,114,
+	264,117,271,374,379,115,125,273,121,123, 92,265,266,267,268,269,
+	120,119,118,277,278,282,283,295,296,297,299,300,301,293,303,307,
+	308,310,313,314,315,317,318,319,320,357,322,323,324,325,276,330,
+	332,340,365,342,343,344,345,346,356,270,341,368,369,370,371,372 };
 
 #ifdef CONFIG_MAC_EMUMOUSEBTN
 extern int mac_hid_mouse_emulate_buttons(int, int, int);
@@ -972,11 +972,18 @@ static int emulate_raw(struct vc_data *vc, unsigned int keycode,
 	if (keycode > 255 || !x86_keycodes[keycode])
 		return -1; 
 
-	if (keycode == KEY_PAUSE) {
+	switch (keycode) {
+		case KEY_PAUSE:
 			put_queue(vc, 0xe1);
 			put_queue(vc, 0x1d | up_flag);
 			put_queue(vc, 0x45 | up_flag);
 			return 0;
+		case KEY_LANG1:
+			if (!up_flag) put_queue(vc, 0xf1);
+			return 0;
+		case KEY_LANG2:
+			if (!up_flag) put_queue(vc, 0xf2);
+			return 0;
 	} 
 
 	if (keycode == KEY_SYSRQ && sysrq_alt) {

drivers/char/watchdog/Kconfig

@@ -17,7 +17,7 @@ config WATCHDOG
 	  implementation entirely in software (which can sometimes fail to
 	  reboot the machine) and a driver for hardware watchdog boards, which
 	  are more robust and can also keep track of the temperature inside
-	  your computer. For details, read <file:Documentation/watchdog.txt>
+	  your computer. For details, read <file:Documentation/watchdog/watchdog.txt>
 	  in the kernel source.
 
 	  The watchdog is usually used together with the watchdog daemon
@@ -114,7 +114,7 @@ config PCWATCHDOG
 	  This card simply watches your kernel to make sure it doesn't freeze,
 	  and if it does, it reboots your computer after a certain amount of
 	  time. This driver is like the WDT501 driver but for different
-	  hardware. Please read <file:Documentation/pcwd-watchdog.txt>. The PC
+	  hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.txt>. The PC
 	  watchdog cards can be ordered from <http://www.berkprod.com/>.
 
 	  To compile this driver as a module, choose M here: the

drivers/input/input.c

@@ -447,6 +447,7 @@ void input_register_device(struct input_dev *dev)
 	list_add_tail(&dev->node, &input_dev_list);
 
 	list_for_each_entry(handler, &input_handler_list, node)
+		if (!handler->blacklist || !input_match_device(handler->blacklist, dev))
 			if ((id = input_match_device(handler->id_table, dev)))
 				if ((handle = handler->connect(handler, dev, id)))
 					input_link_handle(handle);
@@ -507,6 +508,7 @@ void input_register_handler(struct input_handler *handler)
 	list_add_tail(&handler->node, &input_handler_list);
 	
 	list_for_each_entry(dev, &input_dev_list, node)
+		if (!handler->blacklist || !input_match_device(handler->blacklist, dev))
 			if ((id = input_match_device(handler->id_table, dev)))
 				if ((handle = handler->connect(handler, dev, id)))
 					input_link_handle(handle);

drivers/input/joydev.c

@@ -380,10 +380,6 @@ static struct input_handle *joydev_connect(struct input_handler *handler, struct
 	struct joydev *joydev;
 	int i, j, t, minor;
 
-	/* Avoid tablets */
-        if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_TOUCH, dev->keybit))
-		return NULL;
-
 	for (minor = 0; minor < JOYDEV_MINORS && joydev_table[minor]; minor++);
 	if (minor == JOYDEV_MINORS) {
 		printk(KERN_ERR "joydev: no more free joydev devices\n");
@@ -464,6 +460,15 @@ static void joydev_disconnect(struct input_handle *handle)
 		joydev_free(joydev);
 }
 
+static struct input_device_id joydev_blacklist[] = {
+	{
+		.flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_KEYBIT,
+		.evbit = { BIT(EV_KEY) },
+		.keybit = { [LONG(BTN_TOUCH)] = BIT(BTN_TOUCH) },
+	}, 	/* Avoid itouchpads, touchscreens and tablets */
+	{ }, 	/* Terminating entry */
+};
+
 static struct input_device_id joydev_ids[] = {
 	{
 		.flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_ABSBIT,
@@ -493,6 +498,7 @@ static struct input_handler joydev_handler = {
 	.minor =	JOYDEV_MINOR_BASE,
 	.name =		"joydev",
 	.id_table =	joydev_ids,
+	.blacklist = 	joydev_blacklist,
 };
 
 static int __init joydev_init(void)

drivers/input/mouse/Kconfig

@@ -23,27 +23,18 @@ config MOUSE_PS2
 	  mice with wheels and extra buttons, Microsoft, Logitech or Genius
 	  compatible.
 
+	  Synaptics TouchPad users might be interested in a specialized
+	  XFree86 driver at:
+		http://w1.894.telia.com/~u89404340/touchpad/index.html
+	  and a new verion of GPM at:
+		http://www.geocities.com/dt_or/gpm/gpm.html
+	  to take advantage of the advanced features of the touchpad.
+
 	  If unsure, say Y.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called psmouse.
 
-config MOUSE_PS2_SYNAPTICS
-	bool "Synaptics TouchPad"
-	default n
-	depends on INPUT && INPUT_MOUSE && MOUSE_PS2
-	---help---
-	  Say Y here if you have a Synaptics TouchPad connected to your system.
-	  This touchpad is found on many modern laptop computers.
-
-	  Note that you also need a user space driver to interpret the data
-	  generated by the kernel. A compatible driver for XFree86 is available
-	  from http://w1.894.telia.com/~u89404340/touchpad/index.html
-
-	  The gpm program is not yet able to interpret the data from this
-	  driver, so if you need to use the touchpad in the console, you have to
-	  say N for now.
-
 config MOUSE_SERIAL
 	tristate "Serial mouse"
 	depends on INPUT && INPUT_MOUSE

drivers/input/mouse/logips2pp.c

@@ -10,6 +10,7 @@
  */
 
 #include <linux/input.h>
+#include <linux/serio.h>
 #include "psmouse.h"
 #include "logips2pp.h"
 
@@ -142,7 +143,7 @@ void ps2pp_set_800dpi(struct psmouse *psmouse)
  * touchpad.
  */
 
-int ps2pp_detect_model(struct psmouse *psmouse, unsigned char *param)
+static int ps2pp_detect_model(struct psmouse *psmouse, unsigned char *param)
 {
 	int i;
 	static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 };
@@ -226,3 +227,22 @@ int ps2pp_detect_model(struct psmouse *psmouse, unsigned char *param)
 
 	return 0;
 }
+
+/*
+ * Logitech magic init.
+ */
+int ps2pp_detect(struct psmouse *psmouse)
+{
+	unsigned char param[4];
+
+	param[0] = 0;
+	psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+	psmouse_command(psmouse,  NULL, PSMOUSE_CMD_SETSCALE11);
+	psmouse_command(psmouse,  NULL, PSMOUSE_CMD_SETSCALE11);
+	psmouse_command(psmouse,  NULL, PSMOUSE_CMD_SETSCALE11);
+	param[1] = 0;
+	psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO);
+
+	return param[1] != 0 ? ps2pp_detect_model(psmouse, param) : 0;
+}
+

drivers/input/mouse/logips2pp.h

@@ -13,5 +13,5 @@
 struct psmouse;
 void ps2pp_process_packet(struct psmouse *psmouse);
 void ps2pp_set_800dpi(struct psmouse *psmouse);
-int ps2pp_detect_model(struct psmouse *psmouse, unsigned char *param);
+int ps2pp_detect(struct psmouse *psmouse);
 #endif

drivers/input/mouse/psmouse.h

@@ -22,10 +22,20 @@
 #define PSMOUSE_ACTIVATED	1
 #define PSMOUSE_IGNORE		2
 
+struct psmouse;
+
+struct psmouse_ptport {
+	struct serio serio;
+
+	void (*activate)(struct psmouse *parent);
+	void (*deactivate)(struct psmouse *parent);
+};
+
 struct psmouse {
 	void *private;
 	struct input_dev dev;
 	struct serio *serio;
+	struct psmouse_ptport *ptport;
 	char *vendor;
 	char *name;
 	unsigned char cmdbuf[8];
@@ -41,6 +51,9 @@ struct psmouse {
 	char error;
 	char devname[64];
 	char phys[32];
+
+	int (*reconnect)(struct psmouse *psmouse);
+	void (*disconnect)(struct psmouse *psmouse);
 };
 
 #define PSMOUSE_PS2		1

drivers/input/mouse/synaptics.c

@@ -2,7 +2,8 @@
  * Synaptics TouchPad PS/2 mouse driver
  *
  *   2003 Dmitry Torokhov <dtor@mail.ru>
- *     Added support for pass-through port
+ *     Added support for pass-through port. Special thanks to Peter Berg Larsen
+ *     for explaining various Synaptics quirks.
  *
  *   2003 Peter Osterlund <petero2@telia.com>
  *     Ported to 2.5 input device infrastructure.
@@ -194,9 +195,7 @@ static void print_ident(struct synaptics_data *priv)
 
 static int synaptics_query_hardware(struct psmouse *psmouse)
 {
-	struct synaptics_data *priv = psmouse->private;
 	int retries = 0;
-	int mode;
 
 	while ((retries++ < 3) && synaptics_reset(psmouse))
 		printk(KERN_ERR "synaptics reset failed\n");
@@ -208,7 +207,14 @@ static int synaptics_query_hardware(struct psmouse *psmouse)
 	if (synaptics_capability(psmouse))
 		return -1;
 
-	mode = SYN_BIT_ABSOLUTE_MODE | SYN_BIT_HIGH_RATE;
+	return 0;
+}
+
+static int synaptics_set_mode(struct psmouse *psmouse, int mode)
+{
+	struct synaptics_data *priv = psmouse->private;
+
+	mode |= SYN_BIT_ABSOLUTE_MODE | SYN_BIT_HIGH_RATE;
 	if (SYN_ID_MAJOR(priv->identity) >= 4)
 		mode |= SYN_BIT_DISABLE_GESTURE;
 	if (SYN_CAP_EXTENDED(priv->capabilities))
@@ -265,49 +271,38 @@ static void synaptics_pass_pt_packet(struct serio *ptport, unsigned char *packet
 	}
 }
 
-int synaptics_pt_init(struct psmouse *psmouse)
+static void synaptics_pt_activate(struct psmouse *psmouse)
 {
-	struct synaptics_data *priv = psmouse->private;
-	struct serio *port;
-	struct psmouse *child;
+	struct psmouse *child = psmouse->ptport->serio.private;
 
-	if (psmouse->type != PSMOUSE_SYNAPTICS)
-		return -1;
-	if (!SYN_CAP_EXTENDED(priv->capabilities))
-		return -1;
-	if (!SYN_CAP_PASS_THROUGH(priv->capabilities))
-		return -1;
+	/* adjust the touchpad to child's choice of protocol */
+	if (child && child->type >= PSMOUSE_GENPS) {
+		if (synaptics_set_mode(psmouse, SYN_BIT_FOUR_BYTE_CLIENT))
+			printk(KERN_INFO "synaptics: failed to enable 4-byte guest protocol\n");
+	}
+}
+
+static void synaptics_pt_create(struct psmouse *psmouse)
+{
+	struct psmouse_ptport *port;
 
-	priv->ptport = port = kmalloc(sizeof(struct serio), GFP_KERNEL);
+	psmouse->ptport = port = kmalloc(sizeof(struct psmouse_ptport), GFP_KERNEL);
 	if (!port) {
-		printk(KERN_ERR "synaptics: not enough memory to allocate serio port\n");
-		return -1;
+		printk(KERN_ERR "synaptics: not enough memory to allocate pass-through port\n");
+		return;
 	}
 
-	memset(port, 0, sizeof(struct serio));
-	port->type = SERIO_PS_PSTHRU;
-	port->name = "Synaptics pass-through";
-	port->phys = "synaptics-pt/serio0";
-	port->write = synaptics_pt_write;
-	port->open = synaptics_pt_open;
-	port->close = synaptics_pt_close;
-	port->driver = psmouse;
+	memset(port, 0, sizeof(struct psmouse_ptport));
 
-	printk(KERN_INFO "serio: %s port at %s\n", port->name, psmouse->phys);
-	serio_register_slave_port(port);
+	port->serio.type = SERIO_PS_PSTHRU;
+	port->serio.name = "Synaptics pass-through";
+	port->serio.phys = "synaptics-pt/serio0";
+	port->serio.write = synaptics_pt_write;
+	port->serio.open = synaptics_pt_open;
+	port->serio.close = synaptics_pt_close;
+	port->serio.driver = psmouse;
 
-	/* adjust the touchpad to child's choice of protocol */
-	child = port->private;
-	if (child && child->type >= PSMOUSE_GENPS) {
-		if (synaptics_mode_cmd(psmouse, (SYN_BIT_ABSOLUTE_MODE |
-					 	 SYN_BIT_HIGH_RATE |
-					 	 SYN_BIT_DISABLE_GESTURE |
-						 SYN_BIT_FOUR_BYTE_CLIENT |
-					 	 SYN_BIT_W_MODE)))
-			printk(KERN_INFO "synaptics: failed to enable 4-byte guest protocol\n");
-	}
-
-	return 0;
+	port->activate = synaptics_pt_activate;
 }
 
 /*****************************************************************************
@@ -371,13 +366,57 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
 	clear_bit(REL_Y, dev->relbit);
 }
 
-int synaptics_init(struct psmouse *psmouse)
+static void synaptics_disconnect(struct psmouse *psmouse)
 {
-	struct synaptics_data *priv;
+	synaptics_mode_cmd(psmouse, 0);
+	kfree(psmouse->private);
+}
 
-#ifndef CONFIG_MOUSE_PS2_SYNAPTICS
+static int synaptics_reconnect(struct psmouse *psmouse)
+{
+	struct synaptics_data *priv = psmouse->private;
+	struct synaptics_data old_priv = *priv;
+
+	if (!synaptics_detect(psmouse))
+		return -1;
+
+	if (synaptics_query_hardware(psmouse)) {
+		printk(KERN_ERR "Unable to query Synaptics hardware.\n");
 		return -1;
-#endif
+	}
+
+	if (old_priv.identity != priv->identity ||
+	    old_priv.model_id != priv->model_id ||
+	    old_priv.capabilities != priv->capabilities ||
+    	    old_priv.ext_cap != priv->ext_cap)
+    		return -1;
+
+	if (synaptics_set_mode(psmouse, 0)) {
+		printk(KERN_ERR "Unable to initialize Synaptics hardware.\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+int synaptics_detect(struct psmouse *psmouse)
+{
+	unsigned char param[4];
+
+	param[0] = 0;
+
+	psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+	psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+	psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+	psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+	psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO);
+
+	return param[1] == 0x47;
+}
+
+int synaptics_init(struct psmouse *psmouse)
+{
+	struct synaptics_data *priv;
 
 	psmouse->private = priv = kmalloc(sizeof(struct synaptics_data), GFP_KERNEL);
 	if (!priv)
@@ -385,13 +424,24 @@ int synaptics_init(struct psmouse *psmouse)
 	memset(priv, 0, sizeof(struct synaptics_data));
 
 	if (synaptics_query_hardware(psmouse)) {
-		printk(KERN_ERR "Unable to query/initialize Synaptics hardware.\n");
+		printk(KERN_ERR "Unable to query Synaptics hardware.\n");
+		goto init_fail;
+	}
+
+	if (synaptics_set_mode(psmouse, 0)) {
+		printk(KERN_ERR "Unable to initialize Synaptics hardware.\n");
 		goto init_fail;
 	}
 
+	if (SYN_CAP_EXTENDED(priv->capabilities) && SYN_CAP_PASS_THROUGH(priv->capabilities))
+       		synaptics_pt_create(psmouse);
+
 	print_ident(priv);
 	set_input_params(&psmouse->dev, priv);
 
+	psmouse->disconnect = synaptics_disconnect;
+	psmouse->reconnect = synaptics_reconnect;
+
 	return 0;
 
  init_fail:
@@ -399,36 +449,13 @@ int synaptics_init(struct psmouse *psmouse)
 	return -1;
 }
 
-void synaptics_disconnect(struct psmouse *psmouse)
-{
-	struct synaptics_data *priv = psmouse->private;
-
-	if (psmouse->type == PSMOUSE_SYNAPTICS && priv) {
-		synaptics_mode_cmd(psmouse, 0);
-		if (priv->ptport) {
-			serio_unregister_slave_port(priv->ptport);
-			kfree(priv->ptport);
-		}
-		kfree(priv);
-	}
-}
-
 /*****************************************************************************
  *	Functions to interpret the absolute mode packets
  ****************************************************************************/
 
 static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data *priv, struct synaptics_hw_state *hw)
 {
-	hw->up    = 0;
-	hw->down  = 0;
-	hw->b0    = 0;
-	hw->b1    = 0;
-	hw->b2    = 0;
-	hw->b3    = 0;
-	hw->b4    = 0;
-	hw->b5    = 0;
-	hw->b6    = 0;
-	hw->b7    = 0;
+	memset(hw, 0, sizeof(struct synaptics_hw_state));
 
 	if (SYN_MODEL_NEWABS(priv->model_id)) {
 		hw->x = (((buf[3] & 0x10) << 8) |
@@ -570,64 +597,47 @@ static void synaptics_process_packet(struct psmouse *psmouse)
 	input_sync(dev);
 }
 
+static int synaptics_validate_byte(struct psmouse *psmouse)
+{
+	static unsigned char newabs_mask[] = { 0xC0, 0x00, 0x00, 0xC0, 0x00 };
+	static unsigned char newabs_rslt[] = { 0x80, 0x00, 0x00, 0xC0, 0x00 };
+	static unsigned char oldabs_mask[] = { 0xC0, 0x60, 0x00, 0xC0, 0x60 };
+	static unsigned char oldabs_rslt[] = { 0xC0, 0x00, 0x00, 0x80, 0x00 };
+	struct synaptics_data *priv = psmouse->private;
+	int idx = psmouse->pktcnt - 1;
+
+	if (SYN_MODEL_NEWABS(priv->model_id))
+		return (psmouse->packet[idx] & newabs_mask[idx]) == newabs_rslt[idx];
+	else
+		return (psmouse->packet[idx] & oldabs_mask[idx]) == oldabs_rslt[idx];
+}
+
 void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs)
 {
 	struct input_dev *dev = &psmouse->dev;
 	struct synaptics_data *priv = psmouse->private;
-	unsigned char data = psmouse->packet[psmouse->pktcnt - 1];
-	int newabs = SYN_MODEL_NEWABS(priv->model_id);
 
 	input_regs(dev, regs);
 
-	switch (psmouse->pktcnt) {
-	case 1:
-		if (newabs ? ((data & 0xC8) != 0x80) : ((data & 0xC0) != 0xC0)) {
-			printk(KERN_WARNING "Synaptics driver lost sync at 1st byte\n");
-			goto bad_sync;
-		}
-		break;
-	case 2:
-		if (!newabs && ((data & 0x60) != 0x00)) {
-			printk(KERN_WARNING "Synaptics driver lost sync at 2nd byte\n");
-			goto bad_sync;
-		}
-		break;
-	case 4:
-		if (newabs ? ((data & 0xC8) != 0xC0) : ((data & 0xC0) != 0x80)) {
-			printk(KERN_WARNING "Synaptics driver lost sync at 4th byte\n");
-			goto bad_sync;
-		}
-		break;
-	case 5:
-		if (!newabs && ((data & 0x60) != 0x00)) {
-			printk(KERN_WARNING "Synaptics driver lost sync at 5th byte\n");
-			goto bad_sync;
-		}
-		break;
-	default:
-		if (psmouse->pktcnt < 6)
-			break;		    /* Wait for full packet */
-
+	if (psmouse->pktcnt >= 6) { /* Full packet received */
 		if (priv->out_of_sync) {
 			priv->out_of_sync = 0;
 			printk(KERN_NOTICE "Synaptics driver resynced.\n");
 		}
 
-		if (priv->ptport && synaptics_is_pt_packet(psmouse->packet))
-			synaptics_pass_pt_packet(priv->ptport, psmouse->packet);
+		if (psmouse->ptport && psmouse->ptport->serio.dev && synaptics_is_pt_packet(psmouse->packet))
+			synaptics_pass_pt_packet(&psmouse->ptport->serio, psmouse->packet);
 		else
 			synaptics_process_packet(psmouse);
-
 		psmouse->pktcnt = 0;
-		break;
-	}
-	return;
 
- bad_sync:
-	priv->out_of_sync++;
+	} else if (psmouse->pktcnt && !synaptics_validate_byte(psmouse)) {
+		printk(KERN_WARNING "Synaptics driver lost sync at byte %d\n", psmouse->pktcnt);
 		psmouse->pktcnt = 0;
-	if (psmouse_resetafter > 0 && priv->out_of_sync	== psmouse_resetafter) {
+		if (++priv->out_of_sync == psmouse_resetafter) {
 			psmouse->state = PSMOUSE_IGNORE;
-		serio_rescan(psmouse->serio);
+			printk(KERN_NOTICE "synaptics: issuing reconnect request\n");
+			serio_reconnect(psmouse->serio);
+		}
 	}
 }

drivers/input/mouse/synaptics.h

@@ -9,11 +9,9 @@
 #ifndef _SYNAPTICS_H
 #define _SYNAPTICS_H
 
-
 extern void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs);
+extern int synaptics_detect(struct psmouse *psmouse);
 extern int synaptics_init(struct psmouse *psmouse);
-extern int synaptics_pt_init(struct psmouse *psmouse);
-extern void synaptics_disconnect(struct psmouse *psmouse);
 
 /* synaptics queries */
 #define SYN_QUE_IDENTIFY		0x00
@@ -105,8 +103,6 @@ struct synaptics_data {
 	/* Data for normal processing */
 	unsigned int out_of_sync;		/* # of packets out of sync */
 	int old_w;				/* Previous w value */
-	
-	struct serio *ptport;			/* pass-through port */
 };
 
 #endif /* _SYNAPTICS_H */

drivers/input/serio/serio.c

@@ -49,14 +49,17 @@ MODULE_LICENSE("GPL");
 
 EXPORT_SYMBOL(serio_interrupt);
 EXPORT_SYMBOL(serio_register_port);
-EXPORT_SYMBOL(serio_register_slave_port);
+EXPORT_SYMBOL(serio_register_port_delayed);
+EXPORT_SYMBOL(__serio_register_port);
 EXPORT_SYMBOL(serio_unregister_port);
-EXPORT_SYMBOL(serio_unregister_slave_port);
+EXPORT_SYMBOL(serio_unregister_port_delayed);
+EXPORT_SYMBOL(__serio_unregister_port);
 EXPORT_SYMBOL(serio_register_device);
 EXPORT_SYMBOL(serio_unregister_device);
 EXPORT_SYMBOL(serio_open);
 EXPORT_SYMBOL(serio_close);
 EXPORT_SYMBOL(serio_rescan);
+EXPORT_SYMBOL(serio_reconnect);
 
 struct serio_event {
 	int type;
@@ -83,10 +86,22 @@ static void serio_find_dev(struct serio *serio)
 }
 
 #define SERIO_RESCAN		1
+#define SERIO_RECONNECT		2
+#define SERIO_REGISTER_PORT	3
+#define SERIO_UNREGISTER_PORT	4
 
 static DECLARE_WAIT_QUEUE_HEAD(serio_wait);
 static DECLARE_COMPLETION(serio_exited);
 
+static void serio_invalidate_pending_events(struct serio *serio)
+{
+	struct serio_event *event;
+
+	list_for_each_entry(event, &serio_event_list, node)
+		if (event->serio == serio)
+			event->serio = NULL;
+}
+
 void serio_handle_events(void)
 {
 	struct list_head *node, *next;
@@ -95,17 +110,35 @@ void serio_handle_events(void)
 	list_for_each_safe(node, next, &serio_event_list) {
 		event = container_of(node, struct serio_event, node);	
 
+		down(&serio_sem);
+		if (event->serio == NULL)
+			goto event_done;
+
 		switch (event->type) {
+			case SERIO_REGISTER_PORT :
+				__serio_register_port(event->serio);
+				break;
+
+			case SERIO_UNREGISTER_PORT :
+				__serio_unregister_port(event->serio);
+				break;
+
+			case SERIO_RECONNECT :
+				if (event->serio->dev && event->serio->dev->reconnect)
+					if (event->serio->dev->reconnect(event->serio) == 0)
+						break;
+				/* reconnect failed - fall through to rescan */
+
 			case SERIO_RESCAN :
-				down(&serio_sem);
 				if (event->serio->dev && event->serio->dev->disconnect)
 					event->serio->dev->disconnect(event->serio);
 				serio_find_dev(event->serio);
-				up(&serio_sem);
 				break;
 			default:
 				break;
 		}
+event_done:
+		up(&serio_sem);
 		list_del_init(node);
 		kfree(event);
 	}
@@ -130,18 +163,27 @@ static int serio_thread(void *nothing)
 	complete_and_exit(&serio_exited, 0);
 }
 
-void serio_rescan(struct serio *serio)
+static void serio_queue_event(struct serio *serio, int event_type)
 {
 	struct serio_event *event;
 
-	if (!(event = kmalloc(sizeof(struct serio_event), GFP_ATOMIC)))
-		return;
-
-	event->type = SERIO_RESCAN;
+	if ((event = kmalloc(sizeof(struct serio_event), GFP_ATOMIC))) {
+		event->type = event_type;
 		event->serio = serio;
 
 		list_add_tail(&event->node, &serio_event_list);
 		wake_up(&serio_wait);
+	}
+}
+
+void serio_rescan(struct serio *serio)
+{
+	serio_queue_event(serio, SERIO_RESCAN);
+}
+
+void serio_reconnect(struct serio *serio)
+{
+	serio_queue_event(serio, SERIO_RECONNECT);
 }
 
 irqreturn_t serio_interrupt(struct serio *serio,
@@ -163,17 +205,26 @@ irqreturn_t serio_interrupt(struct serio *serio,
 void serio_register_port(struct serio *serio)
 {
 	down(&serio_sem);
-	list_add_tail(&serio->node, &serio_list);
-	serio_find_dev(serio);
+	__serio_register_port(serio);
 	up(&serio_sem);
 }
 
 /*
- * Same as serio_register_port but does not try to acquire serio_sem.
- * Should be used when registering a serio from other input device's
+ * Submits register request to kseriod for subsequent execution.
+ * Can be used when it is not obvious whether the serio_sem is
+ * taken or not and when delayed execution is feasible.
+ */
+void serio_register_port_delayed(struct serio *serio)
+{
+	serio_queue_event(serio, SERIO_REGISTER_PORT);
+}
+
+/*
+ * Should only be called directly if serio_sem has already been taken,
+ * for example when unregistering a serio from other input device's
  * connect() function.
  */
-void serio_register_slave_port(struct serio *serio)
+void __serio_register_port(struct serio *serio)
 {
 	list_add_tail(&serio->node, &serio_list);
 	serio_find_dev(serio);
@@ -182,19 +233,28 @@ void serio_register_slave_port(struct serio *serio)
 void serio_unregister_port(struct serio *serio)
 {
 	down(&serio_sem);
-	list_del_init(&serio->node);
-	if (serio->dev && serio->dev->disconnect)
-		serio->dev->disconnect(serio);
+	__serio_unregister_port(serio);
 	up(&serio_sem);
 }
 
 /*
- * Same as serio_unregister_port but does not try to acquire serio_sem.
- * Should be used when unregistering a serio from other input device's
+ * Submits unregister request to kseriod for subsequent execution.
+ * Can be used when it is not obvious whether the serio_sem is
+ * taken or not and when delayed execution is feasible.
+ */
+void serio_unregister_port_delayed(struct serio *serio)
+{
+	serio_queue_event(serio, SERIO_UNREGISTER_PORT);
+}
+
+/*
+ * Should only be called directly if serio_sem has already been taken,
+ * for example when unregistering a serio from other input device's
  * disconnect() function.
  */
-void serio_unregister_slave_port(struct serio *serio)
+void __serio_unregister_port(struct serio *serio)
 {
+	serio_invalidate_pending_events(serio);
 	list_del_init(&serio->node);
 	if (serio->dev && serio->dev->disconnect)
 		serio->dev->disconnect(serio);

drivers/net/bonding/bond_main.c

@@ -3910,7 +3910,6 @@ static void bond_free_all(void)
 
 		unregister_netdevice(dev);
 		bond_deinit(dev);
-		free_netdev(dev);
 	}
 
 #ifdef CONFIG_PROC_FS
@@ -4008,6 +4007,8 @@ static int __init bond_init(struct net_device *dev)
 	bond_create_proc_info(bond);
 #endif
 
+	dev->destructor = free_netdev;
+
 	list_add_tail(&bond->bond_list, &bond_dev_list);
 
 	return 0;

drivers/net/pcmcia/3c574_cs.c

@@ -1092,8 +1092,12 @@ static struct net_device_stats *el3_get_stats(struct net_device *dev)
 {
 	struct el3_private *lp = (struct el3_private *)dev->priv;
 
-	if (netif_device_present(dev))
+	if (netif_device_present(dev)) {
+		unsigned long flags;
+		spin_lock_irqsave(&lp->window_lock, flags);
 		update_stats(dev);
+		spin_unlock_irqrestore(&lp->window_lock, flags);
+	}
 	return &lp->stats;
 }
 
@@ -1105,7 +1109,6 @@ static void update_stats(struct net_device *dev)
 {
 	struct el3_private *lp = (struct el3_private *)dev->priv;
 	ioaddr_t ioaddr = dev->base_addr;
-	unsigned long flags;
 	u8 rx, tx, up;
 
 	DEBUG(2, "%s: updating the statistics.\n", dev->name);
@@ -1113,8 +1116,6 @@ static void update_stats(struct net_device *dev)
 	if (inw(ioaddr+EL3_STATUS) == 0xffff) /* No card. */
 		return;
 		
-	spin_lock_irqsave(&lp->window_lock, flags);
-
 	/* Unlike the 3c509 we need not turn off stats updates while reading. */
 	/* Switch to the stats window, and read everything. */
 	EL3WINDOW(6);
@@ -1139,7 +1140,6 @@ static void update_stats(struct net_device *dev)
 	lp->stats.tx_bytes 			+= tx + ((up & 0xf0) << 12);
 
 	EL3WINDOW(1);
-	spin_unlock_irqrestore(&lp->window_lock, flags);
 }
 
 static int el3_rx(struct net_device *dev, int worklimit)
@@ -1281,6 +1281,8 @@ static int el3_close(struct net_device *dev)
 	DEBUG(2, "%s: shutting down ethercard.\n", dev->name);
 	
 	if (DEV_OK(link)) {
+		unsigned long flags;
+
 		/* Turn off statistics ASAP.  We update lp->stats below. */
 		outw(StatsDisable, ioaddr + EL3_CMD);
 		
@@ -1290,8 +1292,9 @@ static int el3_close(struct net_device *dev)
 		
 		/* Note: Switching to window 0 may disable the IRQ. */
 		EL3WINDOW(0);
-		
+		spin_lock_irqsave(&lp->window_lock, flags);
 		update_stats(dev);
+		spin_unlock_irqrestore(&lp->window_lock, flags);
 	}
 
 	link->open--;

drivers/net/tokenring/Kconfig

@@ -107,7 +107,7 @@ config TMS380TR
 
 config TMSPCI
 	tristate "Generic TMS380 PCI support"
-	depends on TR && TMS380TR!=n && PCI
+	depends on TR && TMS380TR && PCI
 	---help---
 	  This tms380 module supports generic TMS380-based PCI cards.
 
@@ -122,7 +122,7 @@ config TMSPCI
 
 config SKISA
 	tristate "SysKonnect TR4/16 ISA support"
-	depends on TR && TMS380TR!=n && ISA
+	depends on TR && TMS380TR && ISA
 	help
 	  This tms380 module supports SysKonnect TR4/16 ISA cards.
 
@@ -134,7 +134,7 @@ config SKISA
 
 config PROTEON
 	tristate "Proteon ISA support"
-	depends on TR && TMS380TR!=n && ISA
+	depends on TR && TMS380TR && ISA
 	help
 	  This tms380 module supports Proteon ISA cards.
 
@@ -147,7 +147,7 @@ config PROTEON
 
 config ABYSS
 	tristate "Madge Smart 16/4 PCI Mk2 support"
-	depends on TR && TMS380TR!=n && PCI
+	depends on TR && TMS380TR && PCI
 	help
 	  This tms380 module supports the Madge Smart 16/4 PCI Mk2
 	  cards (51-02).
@@ -157,7 +157,7 @@ config ABYSS
 
 config MADGEMC
 	tristate "Madge Smart 16/4 Ringnode MicroChannel"
-	depends on TR && TMS380TR!=n && MCA
+	depends on TR && TMS380TR && MCA
 	help
 	  This tms380 module supports the Madge Smart 16/4 MC16 and MC32
 	  MicroChannel adapters.

drivers/net/typhoon.c

@@ -85,8 +85,8 @@ static const int multicast_filter_limit = 32;
 #define PKT_BUF_SZ		1536
 
 #define DRV_MODULE_NAME		"typhoon"
-#define DRV_MODULE_VERSION 	"1.5.1"
-#define DRV_MODULE_RELDATE	"03/06/26"
+#define DRV_MODULE_VERSION 	"1.5.2"
+#define DRV_MODULE_RELDATE	"03/11/25"
 #define PFX			DRV_MODULE_NAME ": "
 #define ERR_PFX			KERN_ERR PFX
 
@@ -127,7 +127,7 @@ static const int multicast_filter_limit = 32;
 static char version[] __devinitdata =
     "typhoon.c: version " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
 
-MODULE_AUTHOR("David Dillow <dillowd@y12.doe.gov>");
+MODULE_AUTHOR("David Dillow <dave@thedillows.org>");
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("3Com Typhoon Family (3C990, 3CR990, and variants)");
 MODULE_PARM(rx_copybreak, "i");
@@ -146,11 +146,12 @@ struct typhoon_card_info {
 	int capabilities;
 };
 
-#define TYPHOON_CRYPTO_NONE		0
-#define TYPHOON_CRYPTO_DES		1
-#define TYPHOON_CRYPTO_3DES		2
-#define	TYPHOON_CRYPTO_VARIABLE		4
-#define TYPHOON_FIBER			8
+#define TYPHOON_CRYPTO_NONE		0x00
+#define TYPHOON_CRYPTO_DES		0x01
+#define TYPHOON_CRYPTO_3DES		0x02
+#define	TYPHOON_CRYPTO_VARIABLE		0x04
+#define TYPHOON_FIBER			0x08
+#define TYPHOON_WAKEUP_NEEDS_RESET	0x10
 
 enum typhoon_cards {
 	TYPHOON_TX = 0, TYPHOON_TX95, TYPHOON_TX97, TYPHOON_SVR,
@@ -307,7 +308,8 @@ enum state_values {
 /* We'll wait up to six seconds for a reset, and half a second normally.
  */
 #define TYPHOON_UDELAY			50
-#define TYPHOON_RESET_TIMEOUT		(6 * HZ)
+#define TYPHOON_RESET_TIMEOUT_SLEEP	(6 * HZ)
+#define TYPHOON_RESET_TIMEOUT_NOSLEEP	((6 * 1000000) / TYPHOON_UDELAY)
 #define TYPHOON_WAIT_TIMEOUT		((1000000 / 2) / TYPHOON_UDELAY)
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 28)
@@ -375,10 +377,12 @@ static int
 typhoon_reset(unsigned long ioaddr, int wait_type)
 {
 	int i, err = 0;
-	int timeout = TYPHOON_RESET_TIMEOUT;
+	int timeout;
 
 	if(wait_type == WaitNoSleep)
-		timeout = (timeout * 1000000) / (HZ * TYPHOON_UDELAY);
+		timeout = TYPHOON_RESET_TIMEOUT_NOSLEEP;
+	else
+		timeout = TYPHOON_RESET_TIMEOUT_SLEEP;
 
 	writel(TYPHOON_INTR_ALL, ioaddr + TYPHOON_REG_INTR_MASK);
 	writel(TYPHOON_INTR_ALL, ioaddr + TYPHOON_REG_INTR_STATUS);
@@ -1858,6 +1862,11 @@ typhoon_sleep(struct typhoon *tp, int state, u16 events)
 	if(typhoon_wait_status(ioaddr, TYPHOON_STATUS_SLEEPING) < 0)
 		return -ETIMEDOUT;
 
+	/* Since we cannot monitor the status of the link while sleeping,
+	 * tell the world it went away.
+	 */
+	netif_carrier_off(tp->dev);
+
 	pci_enable_wake(tp->pdev, state, 1);
 	pci_disable_device(pdev);
 	return pci_set_power_state(pdev, state);
@@ -1872,8 +1881,13 @@ typhoon_wakeup(struct typhoon *tp, int wait_type)
 	pci_set_power_state(pdev, 0);
 	pci_restore_state(pdev, tp->pci_state);
 
+	/* Post 2.x.x versions of the Sleep Image require a reset before
+	 * we can download the Runtime Image. But let's not make users of
+	 * the old firmware pay for the reset.
+	 */
 	writel(TYPHOON_BOOTCMD_WAKEUP, ioaddr + TYPHOON_REG_COMMAND);
-	if(typhoon_wait_status(ioaddr, TYPHOON_STATUS_WAITING_FOR_HOST) < 0)
+	if(typhoon_wait_status(ioaddr, TYPHOON_STATUS_WAITING_FOR_HOST) < 0 ||
+			(tp->capabilities & TYPHOON_WAKEUP_NEEDS_RESET))
 		return typhoon_reset(ioaddr, wait_type);
 
 	return 0;
@@ -2251,7 +2265,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	void *shared;
 	dma_addr_t shared_dma;
 	struct cmd_desc xp_cmd;
-	struct resp_desc xp_resp;
+	struct resp_desc xp_resp[3];
 	int i;
 	int err = 0;
 
@@ -2380,15 +2394,15 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	INIT_COMMAND_WITH_RESPONSE(&xp_cmd, TYPHOON_CMD_READ_MAC_ADDRESS);
-	if(typhoon_issue_command(tp, 1, &xp_cmd, 1, &xp_resp) < 0) {
+	if(typhoon_issue_command(tp, 1, &xp_cmd, 1, xp_resp) < 0) {
 		printk(ERR_PFX "%s: cannot read MAC address\n",
 		       pci_name(pdev));
 		err = -EIO;
 		goto error_out_reset;
 	}
 
-	*(u16 *)&dev->dev_addr[0] = htons(le16_to_cpu(xp_resp.parm1));
-	*(u32 *)&dev->dev_addr[2] = htonl(le32_to_cpu(xp_resp.parm2));
+	*(u16 *)&dev->dev_addr[0] = htons(le16_to_cpu(xp_resp[0].parm1));
+	*(u32 *)&dev->dev_addr[2] = htonl(le32_to_cpu(xp_resp[0].parm2));
 
 	if(!is_valid_ether_addr(dev->dev_addr)) {
 		printk(ERR_PFX "%s: Could not obtain valid ethernet address, "
@@ -2396,6 +2410,28 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto error_out_reset;
 	}
 
+	/* Read the Sleep Image version last, so the response is valid
+	 * later when we print out the version reported.
+	 */
+	INIT_COMMAND_WITH_RESPONSE(&xp_cmd, TYPHOON_CMD_READ_VERSIONS);
+	if(typhoon_issue_command(tp, 1, &xp_cmd, 3, xp_resp) < 0) {
+		printk(ERR_PFX "%s: Could not get Sleep Image version\n",
+			pdev->slot_name);
+		goto error_out_reset;
+	}
+
+	tp->capabilities = typhoon_card_info[card_id].capabilities;
+	tp->xcvr_select = TYPHOON_XCVR_AUTONEG;
+
+	/* Typhoon 1.0 Sleep Images return one response descriptor to the
+	 * READ_VERSIONS command. Those versions are OK after waking up
+	 * from sleep without needing a reset. Typhoon 1.1+ Sleep Images
+	 * seem to need a little extra help to get started. Since we don't
+	 * know how to nudge it along, just kick it.
+	 */
+	if(xp_resp[0].numDesc != 0)
+		tp->capabilities |= TYPHOON_WAKEUP_NEEDS_RESET;
+
 	if(typhoon_sleep(tp, 3, 0) < 0) {
 		printk(ERR_PFX "%s: cannot put adapter to sleep\n",
 		       pci_name(pdev));
@@ -2403,9 +2439,6 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto error_out_reset;
 	}
 
-	tp->capabilities = typhoon_card_info[card_id].capabilities;
-	tp->xcvr_select = TYPHOON_XCVR_AUTONEG;
-
 	/* The chip-specific entries in the device structure. */
 	dev->open		= typhoon_open;
 	dev->hard_start_xmit	= typhoon_start_tx;
@@ -2442,6 +2475,32 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		printk("%2.2x:", dev->dev_addr[i]);
 	printk("%2.2x\n", dev->dev_addr[i]);
 
+	/* xp_resp still contains the response to the READ_VERSIONS command.
+	 * For debugging, let the user know what version he has.
+	 */
+	if(xp_resp[0].numDesc == 0) {
+		/* This is the Typhoon 1.0 type Sleep Image, last 16 bits
+		 * of version is Month/Day of build.
+		 */
+		u16 monthday = le32_to_cpu(xp_resp[0].parm2) & 0xffff;
+		printk(KERN_INFO "%s: Typhoon 1.0 Sleep Image built "
+			"%02u/%02u/2000\n", dev->name, monthday >> 8,
+			monthday & 0xff);
+	} else if(xp_resp[0].numDesc == 2) {
+		/* This is the Typhoon 1.1+ type Sleep Image
+		 */
+		u32 sleep_ver = le32_to_cpu(xp_resp[0].parm2);
+		u8 *ver_string = (u8 *) &xp_resp[1];
+		ver_string[25] = 0;
+		printk(KERN_INFO "%s: Typhoon 1.1+ Sleep Image version "
+			"%u.%u.%u.%u %s\n", dev->name, HIPQUAD(sleep_ver),
+			ver_string);
+	} else {
+		printk(KERN_WARNING "%s: Unknown Sleep Image version "
+			"(%u:%04x)\n", dev->name, xp_resp[0].numDesc,
+			le32_to_cpu(xp_resp[0].parm2));
+	}
+		
 	return 0;
 
 error_out_reset:

drivers/net/wireless/atmel.c

@@ -748,13 +748,13 @@ static int start_tx (struct sk_buff *skb, struct net_device *dev)
 	
 	if(priv->station_state != STATION_STATE_READY) {
 		priv->stats.tx_errors++;
-		return 0;
+		goto done;
 	}
 	
 	if (priv->card && priv->present_callback && 
 	    !(*priv->present_callback)(priv->card)) {
 		priv->stats.tx_errors++;
-		return 0;
+		goto done;
 	}
 	
 	/* first ensure the timer func cannot run */
@@ -804,6 +804,8 @@ static int start_tx (struct sk_buff *skb, struct net_device *dev)
 	
 	spin_unlock_irqrestore(&priv->irqlock, flags);
 	spin_unlock_bh(&priv->timerlock);
+
+done:
 	dev_kfree_skb(skb);
 	
 	return 0;	

drivers/scsi/ata_piix.c

@@ -97,6 +97,7 @@ static Scsi_Host_Template piix_sht = {
 	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
 	.slave_configure	= ata_scsi_slave_config,
+	.bios_param		= ata_std_bios_param,
 };
 
 static struct ata_port_operations piix_pata_ops = {

drivers/scsi/libata-core.c

@@ -1619,7 +1619,7 @@ static void ata_dev_set_pio(struct ata_port *ap, unsigned int device)
 static void ata_sg_clean(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
-	Scsi_Cmnd *cmd = qc->scsicmd;
+	struct scsi_cmnd *cmd = qc->scsicmd;
 	struct scatterlist *sg = qc->sg;
 	int dir = scsi_to_pci_dma_dir(cmd->sc_data_direction);
 
@@ -1635,8 +1635,8 @@ static void ata_sg_clean(struct ata_queued_cmd *qc)
 	if (cmd->use_sg)
 		pci_unmap_sg(ap->host_set->pdev, sg, qc->n_elem, dir);
 	else
-		pci_unmap_single(ap->host_set->pdev, sg[0].dma_address,
-				 sg[0].length, dir);
+		pci_unmap_single(ap->host_set->pdev, sg_dma_address(&sg[0]),
+				 sg_dma_len(&sg[0]), dir);
 
 	qc->flags &= ~ATA_QCFLAG_SG;
 	qc->sg = NULL;
@@ -1659,8 +1659,8 @@ void ata_fill_sg(struct ata_queued_cmd *qc)
 	assert(qc->n_elem > 0);
 
 	for (i = 0; i < qc->n_elem; i++) {
-		ap->prd[i].addr = cpu_to_le32(sg[i].dma_address);
-		ap->prd[i].flags_len = cpu_to_le32(sg[i].length);
+		ap->prd[i].addr = cpu_to_le32(sg_dma_address(&sg[i]));
+		ap->prd[i].flags_len = cpu_to_le32(sg_dma_len(&sg[i]));
 		VPRINTK("PRD[%u] = (0x%X, 0x%X)\n",
 			i, le32_to_cpu(ap->prd[i].addr), le32_to_cpu(ap->prd[i].flags_len));
 	}
@@ -1681,7 +1681,7 @@ void ata_fill_sg(struct ata_queued_cmd *qc)
 static int ata_sg_setup_one(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
-	Scsi_Cmnd *cmd = qc->scsicmd;
+	struct scsi_cmnd *cmd = qc->scsicmd;
 	int dir = scsi_to_pci_dma_dir(cmd->sc_data_direction);
 	struct scatterlist *sg = qc->sg;
 	unsigned int have_sg = (qc->flags & ATA_QCFLAG_SG);
@@ -1691,12 +1691,12 @@ static int ata_sg_setup_one(struct ata_queued_cmd *qc)
 
 	sg->page = virt_to_page(cmd->request_buffer);
 	sg->offset = (unsigned long) cmd->request_buffer & ~PAGE_MASK;
-	sg->length = cmd->request_bufflen;
+	sg_dma_len(sg) = cmd->request_bufflen;
 
 	if (!have_sg)
 		return 0;
 
-	sg->dma_address = pci_map_single(ap->host_set->pdev,
+	sg_dma_address(sg) = pci_map_single(ap->host_set->pdev,
 					 cmd->request_buffer,
 					 cmd->request_bufflen, dir);
 
@@ -1720,7 +1720,7 @@ static int ata_sg_setup_one(struct ata_queued_cmd *qc)
 static int ata_sg_setup(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
-	Scsi_Cmnd *cmd = qc->scsicmd;
+	struct scsi_cmnd *cmd = qc->scsicmd;
 	struct scatterlist *sg;
 	int n_elem;
 	unsigned int have_sg = (qc->flags & ATA_QCFLAG_SG);
@@ -1872,7 +1872,7 @@ static void ata_pio_sector(struct ata_port *ap)
 {
 	struct ata_queued_cmd *qc;
 	struct scatterlist *sg;
-	Scsi_Cmnd *cmd;
+	struct scsi_cmnd *cmd;
 	unsigned char *buf;
 	u8 status;
 
@@ -1917,7 +1917,7 @@ static void ata_pio_sector(struct ata_port *ap)
 	qc->cursg_ofs++;
 
 	if (cmd->use_sg)
-		if ((qc->cursg_ofs * ATA_SECT_SIZE) == sg[qc->cursg].length) {
+		if ((qc->cursg_ofs * ATA_SECT_SIZE) == sg_dma_len(&sg[qc->cursg])) {
 			qc->cursg++;
 			qc->cursg_ofs = 0;
 		}
@@ -2092,7 +2092,7 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap,
 void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat, unsigned int done_late)
 {
 	struct ata_port *ap = qc->ap;
-	Scsi_Cmnd *cmd = qc->scsicmd;
+	struct scsi_cmnd *cmd = qc->scsicmd;
 	unsigned int tag, do_clear = 0;
 
 	assert(qc != NULL);	/* ata_qc_from_tag _might_ return NULL */
@@ -2163,7 +2163,7 @@ static void ata_qc_push (struct ata_queued_cmd *qc, unsigned int append)
 int ata_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
-	Scsi_Cmnd *cmd = qc->scsicmd;
+	struct scsi_cmnd *cmd = qc->scsicmd;
 	unsigned int dma = qc->flags & ATA_QCFLAG_DMA;
 
 	ata_dev_select(ap, qc->dev->devno, 1, 0);
@@ -2719,7 +2719,7 @@ static void ata_host_remove(struct ata_port *ap, unsigned int do_unregister)
 	DPRINTK("ENTER\n");
 
 	if (do_unregister)
-		scsi_remove_host(sh); /* FIXME: check return val */
+		scsi_remove_host(sh);
 
 	ata_thread_kill(ap);	/* FIXME: check return val */
 
@@ -3204,7 +3204,6 @@ void ata_pci_remove_one (struct pci_dev *pdev)
 	for (i = 0; i < host_set->n_ports; i++) {
 		ap = host_set->ports[i];
 
-		/* FIXME: check return val */
 		scsi_remove_host(ap->host);
 	}
 
@@ -3215,13 +3214,10 @@ void ata_pci_remove_one (struct pci_dev *pdev)
 		host_set->ports[0]->ops->host_stop(host_set);
 
 	for (i = 0; i < host_set->n_ports; i++) {
-		Scsi_Host_Template *sht;
-
 		ap = host_set->ports[i];
-		sht = ap->host->hostt;
 
 		ata_scsi_release(ap->host);
-		scsi_host_put(ap->host); /* FIXME: check return val */
+		scsi_host_put(ap->host);
 	}
 
 	pci_release_regions(pdev);
@@ -3279,6 +3275,7 @@ int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits)
 	return (tmp == bits->val) ? 1 : 0;
 }
 
+
 /**
  *	ata_init -
  *
@@ -3304,6 +3301,7 @@ module_init(ata_init);
  */
 
 EXPORT_SYMBOL_GPL(pci_test_config_bits);
+EXPORT_SYMBOL_GPL(ata_std_bios_param);
 EXPORT_SYMBOL_GPL(ata_std_ports);
 EXPORT_SYMBOL_GPL(ata_device_add);
 EXPORT_SYMBOL_GPL(ata_qc_complete);

drivers/scsi/libata-scsi.c

@@ -32,10 +32,33 @@
 
 #include "libata.h"
 
+
+/**
+ *	ata_std_bios_param - generic bios head/sector/cylinder calculator
+ *	    used by sd. Most BIOSes nowadays expect a XXX/255/16  (CHS) 
+ *	    mapping. Some situations may arise where the disk is not 
+ *	    bootable if this is not used.
+ *
+ *	LOCKING:
+ *
+ *	RETURNS:
+ *
+ */
+int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev,
+		       sector_t capacity, int geom[]) 
+{
+	geom[0] = 255;
+	geom[1] = 63;
+	geom[2] = capacity / (geom[0] * geom[1]);
+
+	return 0;
+}
+
+
 struct ata_queued_cmd *ata_scsi_qc_new(struct ata_port *ap,
 				       struct ata_device *dev,
-				       Scsi_Cmnd *cmd,
-				       void (*done)(Scsi_Cmnd *))
+				       struct scsi_cmnd *cmd,
+				       void (*done)(struct scsi_cmnd *))
 {
 	struct ata_queued_cmd *qc;
 
@@ -69,7 +92,7 @@ struct ata_queued_cmd *ata_scsi_qc_new(struct ata_port *ap,
 
 void ata_to_sense_error(struct ata_queued_cmd *qc)
 {
-	Scsi_Cmnd *cmd = qc->scsicmd;
+	struct scsi_cmnd *cmd = qc->scsicmd;
 
 	cmd->result = SAM_STAT_CHECK_CONDITION;
 
@@ -282,7 +305,7 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, u8 *scsicmd,
  */
 
 void ata_scsi_rw_queue(struct ata_port *ap, struct ata_device *dev,
-		      Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *),
+		      struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
 		      unsigned int cmd_size)
 {
 	struct ata_queued_cmd *qc;
@@ -332,7 +355,7 @@ void ata_scsi_rw_queue(struct ata_port *ap, struct ata_device *dev,
  *	Length of response buffer.
  */
 
-static unsigned int ata_scsi_rbuf_get(Scsi_Cmnd *cmd, u8 **buf_out)
+static unsigned int ata_scsi_rbuf_get(struct scsi_cmnd *cmd, u8 **buf_out)
 {
 	u8 *buf;
 	unsigned int buflen;
@@ -363,7 +386,7 @@ static unsigned int ata_scsi_rbuf_get(Scsi_Cmnd *cmd, u8 **buf_out)
  *	spin_lock_irqsave(host_set lock)
  */
 
-static inline void ata_scsi_rbuf_put(Scsi_Cmnd *cmd)
+static inline void ata_scsi_rbuf_put(struct scsi_cmnd *cmd)
 {
 	if (cmd->use_sg) {
 		struct scatterlist *sg;
@@ -394,7 +417,7 @@ void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
 {
 	u8 *rbuf;
 	unsigned int buflen, rc;
-	Scsi_Cmnd *cmd = args->cmd;
+	struct scsi_cmnd *cmd = args->cmd;
 
 	buflen = ata_scsi_rbuf_get(cmd, &rbuf);
 	rc = actor(args, rbuf, buflen);
@@ -817,7 +840,7 @@ unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
  *	spin_lock_irqsave(host_set lock)
  */
 
-void ata_scsi_badcmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *), u8 asc, u8 ascq)
+void ata_scsi_badcmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), u8 asc, u8 ascq)
 {
 	DPRINTK("ENTER\n");
 	cmd->result = SAM_STAT_CHECK_CONDITION;
@@ -847,7 +870,7 @@ void ata_scsi_badcmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *), u8 asc, u8 ascq)
  */
 
 static void atapi_scsi_queuecmd(struct ata_port *ap, struct ata_device *dev,
-			       Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
+			       struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
 	struct ata_queued_cmd *qc;
 	u8 *scsicmd = cmd->cmnd, status;
@@ -958,7 +981,7 @@ static void atapi_scsi_queuecmd(struct ata_port *ap, struct ata_device *dev,
  *	Zero.
  */
 
-int ata_scsi_queuecmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
+int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
 	u8 *scsicmd = cmd->cmnd;
 	struct ata_port *ap;

drivers/scsi/libata.h

@@ -31,8 +31,8 @@
 struct ata_scsi_args {
 	struct ata_port		*ap;
 	struct ata_device	*dev;
-	Scsi_Cmnd		*cmd;
-	void			(*done)(Scsi_Cmnd *);
+	struct scsi_cmnd		*cmd;
+	void			(*done)(struct scsi_cmnd *);
 };
 
 
@@ -51,7 +51,7 @@ extern void ata_thread_wake(struct ata_port *ap, unsigned int thr_state);
 /* libata-scsi.c */
 extern void ata_to_sense_error(struct ata_queued_cmd *qc);
 extern void ata_scsi_rw_queue(struct ata_port *ap, struct ata_device *dev,
-		      Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *),
+		      struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
 		      unsigned int cmd_size);
 extern int ata_scsi_error(struct Scsi_Host *host);
 extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
@@ -74,19 +74,19 @@ extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
 			        unsigned int buflen);
 extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
 				   unsigned int buflen);
-extern void ata_scsi_badcmd(Scsi_Cmnd *cmd,
-			    void (*done)(Scsi_Cmnd *),
+extern void ata_scsi_badcmd(struct scsi_cmnd *cmd,
+			    void (*done)(struct scsi_cmnd *),
 			    u8 asc, u8 ascq);
 extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args, 
                         unsigned int (*actor) (struct ata_scsi_args *args,
                                            u8 *rbuf, unsigned int buflen));
 
-static inline void ata_bad_scsiop(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
+static inline void ata_bad_scsiop(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
 	ata_scsi_badcmd(cmd, done, 0x20, 0x00);
 }
 
-static inline void ata_bad_cdb(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
+static inline void ata_bad_cdb(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
 	ata_scsi_badcmd(cmd, done, 0x24, 0x00);
 }

drivers/scsi/sata_sil.c

@@ -87,6 +87,7 @@ static Scsi_Host_Template sil_sht = {
 	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
 	.slave_configure	= ata_scsi_slave_config,
+	.bios_param		= ata_std_bios_param,
 };
 
 static struct ata_port_operations sil_ops = {

drivers/scsi/sata_svw.c

@@ -219,6 +219,7 @@ static Scsi_Host_Template k2_sata_sht = {
 #ifdef CONFIG_ALL_PPC
 	.proc_info		= k2_sata_proc_info
 #endif
+	.bios_param		= ata_std_bios_param,
 };
 
 

drivers/scsi/sata_via.c

@@ -78,6 +78,7 @@ static Scsi_Host_Template svia_sht = {
 	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
 	.slave_configure	= ata_scsi_slave_config,
+	.bios_param		= ata_std_bios_param,
 };
 
 static struct ata_port_operations svia_sata_ops = {

drivers/usb/host/uhci-hcd.c

@@ -2182,6 +2182,9 @@ static int uhci_reset(struct usb_hcd *hcd)
 
 	uhci->io_addr = (unsigned long) hcd->regs;
 
+	/* Turn off all interrupts */
+	outw(0, uhci->io_addr + USBINTR);
+
 	/* Maybe kick BIOS off this hardware.  Then reset, so we won't get
 	 * interrupts from any previous setup.
 	 */

drivers/usb/input/hid-core.c

@@ -1354,6 +1354,9 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_A4TECH		0x09DA
 #define USB_DEVICE_ID_A4TECH_WCP32PU	0x0006
 
+#define USB_VENDOR_ID_BERKSHIRE		0x0c98
+#define USB_DEVICE_ID_BERKSHIRE_PCWD	0x1140
+
 struct hid_blacklist {
 	__u16 idVendor;
 	__u16 idProduct;
@@ -1403,6 +1406,7 @@ struct hid_blacklist {
 	{ USB_VENDOR_ID_TANGTOP, USB_DEVICE_ID_TANGTOP_USBPS2, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK },
+	{ USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
 	{ 0, 0 }
 };
 

include/asm-i386/irq.h

@@ -24,6 +24,7 @@ extern void disable_irq(unsigned int);
 extern void disable_irq_nosync(unsigned int);
 extern void enable_irq(unsigned int);
 extern void release_x86_irqs(struct task_struct *);
+extern int can_request_irq(unsigned int, unsigned long flags);
 
 #ifdef CONFIG_X86_LOCAL_APIC
 #define ARCH_HAS_NMI_WATCHDOG		/* See include/linux/nmi.h */

include/linux/input.h

@@ -870,6 +870,7 @@ struct input_handler {
 	char *name;
 
 	struct input_device_id *id_table;
+	struct input_device_id *blacklist;
 
 	struct list_head	h_list;
 	struct list_head	node;

include/linux/keyboard.h

@@ -2,7 +2,6 @@
 #define __LINUX_KEYBOARD_H
 
 #include <linux/wait.h>
-#include <linux/input.h>
 
 #define KG_SHIFT	0
 #define KG_CTRL		2
@@ -17,7 +16,7 @@
 
 #define NR_SHIFT	9
 
-#define NR_KEYS		(KEY_MAX+1)
+#define NR_KEYS		255
 #define MAX_NR_KEYMAPS	256
 /* This means 128Kb if all keymaps are allocated. Only the superuser
 	may increase the number of keymaps beyond MAX_NR_OF_USER_KEYMAPS. */

include/linux/libata.h

@@ -28,6 +28,7 @@
 #include <asm/io.h>
 #include <linux/ata.h>
 
+
 /*
  * compile-time options
  */
@@ -66,8 +67,6 @@
 
 /* defines only for the constants which don't work well as enums */
 #define ATA_TAG_POISON		0xfafbfcfdU
-#define ATA_DMA_BOUNDARY	0xffffUL
-#define ATA_DMA_MASK		0xffffffffULL
 
 enum {
 	/* various global constants */
@@ -171,6 +170,7 @@ enum {
 };
 
 /* forward declarations */
+struct scsi_device;
 struct ata_port_operations;
 struct ata_port;
 struct ata_queued_cmd;
@@ -247,8 +247,8 @@ struct ata_queued_cmd {
 	struct ata_port		*ap;
 	struct ata_device	*dev;
 
-	Scsi_Cmnd		*scsicmd;
-	void			(*scsidone)(Scsi_Cmnd *);
+	struct scsi_cmnd		*scsicmd;
+	void			(*scsidone)(struct scsi_cmnd *);
 
 	struct list_head	node;
 	unsigned long		flags;		/* ATA_QCFLAG_xxx */
@@ -403,7 +403,7 @@ extern int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_i
 extern void ata_pci_remove_one (struct pci_dev *pdev);
 extern int ata_device_add(struct ata_probe_ent *ent);
 extern int ata_scsi_detect(Scsi_Host_Template *sht);
-extern int ata_scsi_queuecmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *));
+extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *));
 extern int ata_scsi_error(struct Scsi_Host *host);
 extern int ata_scsi_release(struct Scsi_Host *host);
 extern int ata_scsi_slave_config(struct scsi_device *sdev);
@@ -427,6 +427,9 @@ extern void ata_bmdma_start_pio (struct ata_queued_cmd *qc);
 extern int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits);
 extern void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat, unsigned int done_late);
 extern void ata_eng_timeout(struct ata_port *ap);
+extern int ata_std_bios_param(struct scsi_device *sdev,
+			      struct block_device *bdev,
+			      sector_t capacity, int geom[]);
 
 
 static inline unsigned long msecs_to_jiffies(unsigned long msecs)

include/linux/serio.h

@@ -49,6 +49,7 @@ struct serio_dev {
 	irqreturn_t (*interrupt)(struct serio *, unsigned char,
 			unsigned int, struct pt_regs *);
 	void (*connect)(struct serio *, struct serio_dev *dev);
+	int  (*reconnect)(struct serio *);
 	void (*disconnect)(struct serio *);
 	void (*cleanup)(struct serio *);
 
@@ -58,12 +59,15 @@ struct serio_dev {
 int serio_open(struct serio *serio, struct serio_dev *dev);
 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);
 
 void serio_register_port(struct serio *serio);
-void serio_register_slave_port(struct serio *serio);
+void serio_register_port_delayed(struct serio *serio);
+void __serio_register_port(struct serio *serio);
 void serio_unregister_port(struct serio *serio);
-void serio_unregister_slave_port(struct serio *serio);
+void serio_unregister_port_delayed(struct serio *serio);
+void __serio_unregister_port(struct serio *serio);
 void serio_register_device(struct serio_dev *dev);
 void serio_unregister_device(struct serio_dev *dev);
 

kernel/sched.c

@@ -1470,6 +1470,7 @@ void scheduling_functions_start_here(void) { }
  */
 asmlinkage void schedule(void)
 {
+	long *switch_count;
 	task_t *prev, *next;
 	runqueue_t *rq;
 	prio_array_t *array;
@@ -1516,33 +1517,26 @@ asmlinkage void schedule(void)
 	 * if entering off of a kernel preemption go straight
 	 * to picking the next task.
 	 */
-	if (unlikely(preempt_count() & PREEMPT_ACTIVE))
-		goto pick_next_task;
-
-	switch (prev->state) {
-	case TASK_INTERRUPTIBLE:
-		if (unlikely(signal_pending(prev))) {
+	switch_count = &prev->nivcsw;
+	if (prev->state && !(preempt_count() & PREEMPT_ACTIVE)) {
+		switch_count = &prev->nvcsw;
+		if (unlikely((prev->state & TASK_INTERRUPTIBLE) &&
+				unlikely(signal_pending(prev))))
 			prev->state = TASK_RUNNING;
-			break;
-		}
-	default:
+		else
 			deactivate_task(prev, rq);
-		prev->nvcsw++;
-		break;
-	case TASK_RUNNING:
-		prev->nivcsw++;
 	}
-pick_next_task:
+
 	if (unlikely(!rq->nr_running)) {
 #ifdef CONFIG_SMP
 		load_balance(rq, 1, cpu_to_node_mask(smp_processor_id()));
-		if (rq->nr_running)
-			goto pick_next_task;
 #endif
+		if (!rq->nr_running) {
 			next = rq->idle;
 			rq->expired_timestamp = 0;
 			goto switch_tasks;
 		}
+	}
 
 	array = rq->active;
 	if (unlikely(!array->nr_active)) {
@@ -1588,6 +1582,7 @@ asmlinkage void schedule(void)
 		next->timestamp = now;
 		rq->nr_switches++;
 		rq->curr = next;
+		++*switch_count;
 
 		prepare_arch_switch(rq, next);
 		prev = context_switch(rq, prev, next);