diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index ce91560..5d0283c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -170,7 +170,10 @@
 	acpi_os_name=	[HW,ACPI] Tell ACPI BIOS the name of the OS
 			Format: To spoof as Windows 98: ="Microsoft Windows"
 
-	acpi_osi=	[HW,ACPI] empty param disables _OSI
+	acpi_osi=	[HW,ACPI] Modify list of supported OS interface strings
+			acpi_osi="string1"	# add string1 -- only one string
+			acpi_osi="!string2"	# remove built-in string2
+			acpi_osi=		# disable all strings
 
 	acpi_serialize	[HW,ACPI] force serialization of AML methods
 
diff --git a/Documentation/thinkpad-acpi.txt b/Documentation/thinkpad-acpi.txt
index 2d48033..9e6b94f 100644
--- a/Documentation/thinkpad-acpi.txt
+++ b/Documentation/thinkpad-acpi.txt
@@ -138,7 +138,7 @@
 --------
 
 procfs: /proc/acpi/ibm/hotkey
-sysfs device attribute: hotkey/*
+sysfs device attribute: hotkey_*
 
 Without this driver, only the Fn-F4 key (sleep button) generates an
 ACPI event. With the driver loaded, the hotkey feature enabled and the
@@ -196,10 +196,7 @@
 
 sysfs notes:
 
-	The hot keys attributes are in a hotkey/ subdirectory off the
-	thinkpad device.
-
-	bios_enabled:
+	hotkey_bios_enabled:
 		Returns the status of the hot keys feature when
 		thinkpad-acpi was loaded.  Upon module unload, the hot
 		key feature status will be restored to this value.
@@ -207,19 +204,19 @@
 		0: hot keys were disabled
 		1: hot keys were enabled
 
-	bios_mask:
+	hotkey_bios_mask:
 		Returns the hot keys mask when thinkpad-acpi was loaded.
 		Upon module unload, the hot keys mask will be restored
 		to this value.
 
-	enable:
+	hotkey_enable:
 		Enables/disables the hot keys feature, and reports
 		current status of the hot keys feature.
 
 		0: disables the hot keys feature / feature disabled
 		1: enables the hot keys feature / feature enabled
 
-	mask:
+	hotkey_mask:
 		bit mask to enable ACPI event generation for each hot
 		key (see above).  Returns the current status of the hot
 		keys mask, and allows one to modify it.
@@ -229,7 +226,7 @@
 ---------
 
 procfs: /proc/acpi/ibm/bluetooth
-sysfs device attribute: bluetooth/enable
+sysfs device attribute: bluetooth_enable
 
 This feature shows the presence and current state of a ThinkPad
 Bluetooth device in the internal ThinkPad CDC slot.
@@ -244,7 +241,7 @@
 Sysfs notes:
 
 	If the Bluetooth CDC card is installed, it can be enabled /
-	disabled through the "bluetooth/enable" thinkpad-acpi device
+	disabled through the "bluetooth_enable" thinkpad-acpi device
 	attribute, and its current status can also be queried.
 
 	enable:
@@ -252,7 +249,7 @@
 		1: enables Bluetooth / Bluetooth is enabled.
 
 	Note: this interface will be probably be superseeded by the
-	generic rfkill class.
+	generic rfkill class, so it is NOT to be considered stable yet.
 
 Video output control -- /proc/acpi/ibm/video
 --------------------------------------------
@@ -898,7 +895,7 @@
 -----------------
 
 procfs: /proc/acpi/ibm/wan
-sysfs device attribute: wwan/enable
+sysfs device attribute: wwan_enable
 
 This feature is marked EXPERIMENTAL because the implementation
 directly accesses hardware registers and may not work as expected. USE
@@ -921,7 +918,7 @@
 Sysfs notes:
 
 	If the W-WAN card is installed, it can be enabled /
-	disabled through the "wwan/enable" thinkpad-acpi device
+	disabled through the "wwan_enable" thinkpad-acpi device
 	attribute, and its current status can also be queried.
 
 	enable:
@@ -929,7 +926,7 @@
 		1: enables WWAN card / WWAN card is enabled.
 
 	Note: this interface will be probably be superseeded by the
-	generic rfkill class.
+	generic rfkill class, so it is NOT to be considered stable yet.
 
 Multiple Commands, Module Parameters
 ------------------------------------
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index a2efae8..0c9f15c 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -59,7 +59,7 @@
 	return node_to_pxm_map[node];
 }
 
-int __cpuinit acpi_map_pxm_to_node(int pxm)
+int acpi_map_pxm_to_node(int pxm)
 {
 	int node = pxm_to_node_map[pxm];
 
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index b998340..58ceb18 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -33,6 +33,7 @@
 #include <linux/interrupt.h>
 #include <linux/kmod.h>
 #include <linux/delay.h>
+#include <linux/dmi.h>
 #include <linux/workqueue.h>
 #include <linux/nmi.h>
 #include <linux/acpi.h>
@@ -73,6 +74,21 @@
 static struct workqueue_struct *kacpid_wq;
 static struct workqueue_struct *kacpi_notify_wq;
 
+#define	OSI_STRING_LENGTH_MAX 64	/* arbitrary */
+static char osi_additional_string[OSI_STRING_LENGTH_MAX];
+
+#define OSI_LINUX_ENABLED
+#ifdef	OSI_LINUX_ENABLED
+int osi_linux = 1;	/* enable _OSI(Linux) by default */
+#else
+int osi_linux;		/* disable _OSI(Linux) by default */
+#endif
+
+
+#ifdef CONFIG_DMI
+static struct __initdata dmi_system_id acpi_osl_dmi_table[];
+#endif
+
 static void __init acpi_request_region (struct acpi_generic_address *addr,
 	unsigned int length, char *desc)
 {
@@ -121,8 +137,9 @@
 }
 device_initcall(acpi_reserve_resources);
 
-acpi_status acpi_os_initialize(void)
+acpi_status __init acpi_os_initialize(void)
 {
+	dmi_check_system(acpi_osl_dmi_table);
 	return AE_OK;
 }
 
@@ -960,20 +977,38 @@
 
 __setup("acpi_os_name=", acpi_os_name_setup);
 
+static void enable_osi_linux(int enable) {
+
+	if (osi_linux != enable)
+		printk(KERN_INFO PREFIX "%sabled _OSI(Linux)\n",
+			enable ? "En": "Dis");
+
+	osi_linux = enable;
+	return;
+}
+
 /*
- * _OSI control
+ * Modify the list of "OS Interfaces" reported to BIOS via _OSI
+ *
  * empty string disables _OSI
- * TBD additional string adds to _OSI
+ * string starting with '!' disables that string
+ * otherwise string is added to list, augmenting built-in strings
  */
 static int __init acpi_osi_setup(char *str)
 {
 	if (str == NULL || *str == '\0') {
 		printk(KERN_INFO PREFIX "_OSI method disabled\n");
 		acpi_gbl_create_osi_method = FALSE;
-	} else {
-		/* TBD */
-		printk(KERN_ERR PREFIX "_OSI additional string ignored -- %s\n",
-		       str);
+	} else if (*str == '!') {
+		if (acpi_osi_invalidate(++str) == AE_OK)
+			printk(KERN_INFO PREFIX "Deleted _OSI(%s)\n", str);
+	} else if (!strcmp("!Linux", str)) {
+		enable_osi_linux(0);
+	} else if (!strcmp("Linux", str)) {
+		enable_osi_linux(1);
+	} else if (*osi_additional_string == '\0') {
+		strncpy(osi_additional_string, str, OSI_STRING_LENGTH_MAX);
+		printk(KERN_INFO PREFIX "Added _OSI(%s)\n", str);
 	}
 
 	return 1;
@@ -1143,11 +1178,28 @@
 acpi_status
 acpi_os_validate_interface (char *interface)
 {
-
-    return AE_SUPPORT;
+	if (!strncmp(osi_additional_string, interface, OSI_STRING_LENGTH_MAX))
+		return AE_OK;
+	if (!strcmp("Linux", interface)) {
+		printk(KERN_WARNING PREFIX
+			"System BIOS is requesting _OSI(Linux)\n");
+#ifdef	OSI_LINUX_ENABLED
+		printk(KERN_WARNING PREFIX
+			"Please test with \"acpi_osi=!Linux\"\n"
+			"Please send dmidecode "
+			"to linux-acpi@vger.kernel.org\n");
+#else
+		printk(KERN_WARNING PREFIX
+			"If \"acpi_osi=Linux\" works better,\n"
+			"Please send dmidecode "
+			"to linux-acpi@vger.kernel.org\n");
+#endif
+		if(osi_linux)
+			return AE_OK;
+	}
+	return AE_SUPPORT;
 }
 
-
 /******************************************************************************
  *
  * FUNCTION:    acpi_os_validate_address
@@ -1174,5 +1226,51 @@
     return AE_OK;
 }
 
+#ifdef CONFIG_DMI
+#ifdef	OSI_LINUX_ENABLED
+static int dmi_osi_not_linux(struct dmi_system_id *d)
+{
+	printk(KERN_NOTICE "%s detected: requires not _OSI(Linux)\n", d->ident);
+	enable_osi_linux(0);
+	return 0;
+}
+#else
+static int dmi_osi_linux(struct dmi_system_id *d)
+{
+	printk(KERN_NOTICE "%s detected: requires _OSI(Linux)\n", d->ident);
+	enable_osi_linux(1);
+	return 0;
+}
+#endif
+
+static struct dmi_system_id acpi_osl_dmi_table[] __initdata = {
+#ifdef	OSI_LINUX_ENABLED
+	/*
+	 * Boxes that need NOT _OSI(Linux)
+	 */
+	{
+	 .callback = dmi_osi_not_linux,
+	 .ident = "Toshiba Satellite P100",
+	 .matches = {
+		     DMI_MATCH(DMI_BOARD_VENDOR, "TOSHIBA"),
+		     DMI_MATCH(DMI_BOARD_NAME, "Satellite P100"),
+		     },
+	 },
+#else
+	/*
+	 * Boxes that need _OSI(Linux)
+	 */
+	{
+	 .callback = dmi_osi_linux,
+	 .ident = "Intel Napa CRB",
+	 .matches = {
+		     DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+		     DMI_MATCH(DMI_BOARD_NAME, "MPAD-MSAE Customer Reference Boards"),
+		     },
+	 },
+#endif
+	{}
+};
+#endif /* CONFIG_DMI */
 
 #endif
diff --git a/drivers/acpi/tables/tbinstal.c b/drivers/acpi/tables/tbinstal.c
index 0e7b121..3bc0c67 100644
--- a/drivers/acpi/tables/tbinstal.c
+++ b/drivers/acpi/tables/tbinstal.c
@@ -123,14 +123,14 @@
 		}
 	}
 
-	/* The table must be either an SSDT or a PSDT */
+	/* The table must be either an SSDT or a PSDT or an OEMx */
 
 	if ((!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_PSDT))
 	    &&
-	    (!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT)))
-	{
+	    (!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT))
+	    && (strncmp(table_desc->pointer->signature, "OEM", 3))) {
 		ACPI_ERROR((AE_INFO,
-			    "Table has invalid signature [%4.4s], must be SSDT or PSDT",
+			    "Table has invalid signature [%4.4s], must be SSDT, PSDT or OEMx",
 			    table_desc->pointer->signature));
 		return_ACPI_STATUS(AE_BAD_SIGNATURE);
 	}
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 1ada017..194ecfe 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -827,6 +827,7 @@
 static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset)
 {
 	struct acpi_thermal *tz = seq->private;
+	struct acpi_device *device;
 	int i = 0;
 	int j = 0;
 
@@ -849,9 +850,8 @@
 			   tz->trips.passive.tc1, tz->trips.passive.tc2,
 			   tz->trips.passive.tsp);
 		for (j = 0; j < tz->trips.passive.devices.count; j++) {
-
-			seq_printf(seq, "0x%p ",
-				   tz->trips.passive.devices.handles[j]);
+			acpi_bus_get_device(tz->trips.passive.devices.handles[j], &device);
+			seq_printf(seq, "%4.4s ", acpi_device_bid(device));
 		}
 		seq_puts(seq, "\n");
 	}
@@ -862,9 +862,10 @@
 		seq_printf(seq, "active[%d]:               %ld C: devices=",
 			   i,
 			   KELVIN_TO_CELSIUS(tz->trips.active[i].temperature));
-		for (j = 0; j < tz->trips.active[i].devices.count; j++)
-			seq_printf(seq, "0x%p ",
-				   tz->trips.active[i].devices.handles[j]);
+		for (j = 0; j < tz->trips.active[i].devices.count; j++){
+			acpi_bus_get_device(tz->trips.active[i].devices.handles[j], &device);
+			seq_printf(seq, "%4.4s ", acpi_device_bid(device));
+		}
 		seq_puts(seq, "\n");
 	}
 
diff --git a/drivers/acpi/utilities/utcopy.c b/drivers/acpi/utilities/utcopy.c
index 4c1e008..879eaa1 100644
--- a/drivers/acpi/utilities/utcopy.c
+++ b/drivers/acpi/utilities/utcopy.c
@@ -68,6 +68,10 @@
 				union acpi_operand_object **return_obj);
 
 static acpi_status
+acpi_ut_copy_epackage_to_ipackage(union acpi_object *external_object,
+				  union acpi_operand_object **internal_object);
+
+static acpi_status
 acpi_ut_copy_simple_object(union acpi_operand_object *source_desc,
 			   union acpi_operand_object *dest_desc);
 
@@ -518,77 +522,73 @@
 	return_ACPI_STATUS(AE_NO_MEMORY);
 }
 
-#ifdef ACPI_FUTURE_IMPLEMENTATION
-/* Code to convert packages that are parameters to control methods */
-
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ut_copy_epackage_to_ipackage
  *
- * PARAMETERS:  *internal_object   - Pointer to the object we are returning
- *              *Buffer            - Where the object is returned
- *              *space_used        - Where the length of the object is returned
+ * PARAMETERS:  external_object     - The external object to be converted
+ *              internal_object     - Where the internal object is returned
  *
  * RETURN:      Status
  *
- * DESCRIPTION: This function is called to place a package object in a user
- *              buffer.  A package object by definition contains other objects.
- *
- *              The buffer is assumed to have sufficient space for the object.
- *              The caller must have verified the buffer length needed using the
- *              acpi_ut_get_object_size function before calling this function.
+ * DESCRIPTION: Copy an external package object to an internal package.
+ *              Handles nested packages.
  *
  ******************************************************************************/
 
 static acpi_status
-acpi_ut_copy_epackage_to_ipackage(union acpi_operand_object *internal_object,
-				  u8 * buffer, u32 * space_used)
+acpi_ut_copy_epackage_to_ipackage(union acpi_object *external_object,
+				  union acpi_operand_object **internal_object)
 {
-	u8 *free_space;
-	union acpi_object *external_object;
-	u32 length = 0;
-	u32 this_index;
-	u32 object_space = 0;
-	union acpi_operand_object *this_internal_obj;
-	union acpi_object *this_external_obj;
+	acpi_status status = AE_OK;
+	union acpi_operand_object *package_object;
+	union acpi_operand_object **package_elements;
+	acpi_native_uint i;
 
 	ACPI_FUNCTION_TRACE(ut_copy_epackage_to_ipackage);
 
-	/*
-	 * First package at head of the buffer
-	 */
-	external_object = (union acpi_object *)buffer;
+	/* Create the package object */
+
+	package_object =
+	    acpi_ut_create_package_object(external_object->package.count);
+	if (!package_object) {
+		return_ACPI_STATUS(AE_NO_MEMORY);
+	}
+
+	package_elements = package_object->package.elements;
 
 	/*
-	 * Free space begins right after the first package
+	 * Recursive implementation. Probably ok, since nested external packages
+	 * as parameters should be very rare.
 	 */
-	free_space = buffer + sizeof(union acpi_object);
+	for (i = 0; i < external_object->package.count; i++) {
+		status =
+		    acpi_ut_copy_eobject_to_iobject(&external_object->package.
+						    elements[i],
+						    &package_elements[i]);
+		if (ACPI_FAILURE(status)) {
 
-	external_object->type = ACPI_GET_OBJECT_TYPE(internal_object);
-	external_object->package.count = internal_object->package.count;
-	external_object->package.elements = (union acpi_object *)free_space;
+			/* Truncate package and delete it */
 
-	/*
-	 * Build an array of ACPI_OBJECTS in the buffer
-	 * and move the free space past it
-	 */
-	free_space +=
-	    external_object->package.count * sizeof(union acpi_object);
+			package_object->package.count = i;
+			package_elements[i] = NULL;
+			acpi_ut_remove_reference(package_object);
+			return_ACPI_STATUS(status);
+		}
+	}
 
-	/* Call walk_package */
-
+	*internal_object = package_object;
+	return_ACPI_STATUS(status);
 }
 
-#endif				/* Future implementation */
-
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ut_copy_eobject_to_iobject
  *
- * PARAMETERS:  *internal_object   - The external object to be converted
- *              *buffer_ptr     - Where the internal object is returned
+ * PARAMETERS:  external_object     - The external object to be converted
+ *              internal_object     - Where the internal object is returned
  *
- * RETURN:      Status          - the status of the call
+ * RETURN:      Status              - the status of the call
  *
  * DESCRIPTION: Converts an external object to an internal object.
  *
@@ -603,16 +603,10 @@
 	ACPI_FUNCTION_TRACE(ut_copy_eobject_to_iobject);
 
 	if (external_object->type == ACPI_TYPE_PACKAGE) {
-		/*
-		 * Packages as external input to control methods are not supported,
-		 */
-		ACPI_ERROR((AE_INFO,
-			    "Packages as parameters not implemented!"));
-
-		return_ACPI_STATUS(AE_NOT_IMPLEMENTED);
-	}
-
-	else {
+		status =
+		    acpi_ut_copy_epackage_to_ipackage(external_object,
+						      internal_object);
+	} else {
 		/*
 		 * Build a simple object (no nested objects)
 		 */
@@ -803,33 +797,19 @@
 		 * Create and build the package object
 		 */
 		target_object =
-		    acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE);
+		    acpi_ut_create_package_object(source_object->package.count);
 		if (!target_object) {
 			return (AE_NO_MEMORY);
 		}
 
-		target_object->package.count = source_object->package.count;
 		target_object->common.flags = source_object->common.flags;
 
-		/*
-		 * Create the object array
-		 */
-		target_object->package.elements =
-		    ACPI_ALLOCATE_ZEROED(((acpi_size) source_object->package.
-					  count + 1) * sizeof(void *));
-		if (!target_object->package.elements) {
-			status = AE_NO_MEMORY;
-			goto error_exit;
-		}
+		/* Pass the new package object back to the package walk routine */
 
-		/*
-		 * Pass the new package object back to the package walk routine
-		 */
 		state->pkg.this_target_obj = target_object;
 
-		/*
-		 * Store the object pointer in the parent package object
-		 */
+		/* Store the object pointer in the parent package object */
+
 		*this_target_ptr = target_object;
 		break;
 
diff --git a/drivers/acpi/utilities/uteval.c b/drivers/acpi/utilities/uteval.c
index 13d5879..8ec6f8e 100644
--- a/drivers/acpi/utilities/uteval.c
+++ b/drivers/acpi/utilities/uteval.c
@@ -59,10 +59,9 @@
 /*
  * Strings supported by the _OSI predefined (internal) method.
  */
-static const char *acpi_interfaces_supported[] = {
+static char *acpi_interfaces_supported[] = {
 	/* Operating System Vendor Strings */
 
-	"Linux",
 	"Windows 2000",
 	"Windows 2001",
 	"Windows 2001 SP0",
@@ -158,6 +157,31 @@
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_osi_invalidate
+ *
+ * PARAMETERS:  interface_string
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: invalidate string in pre-defiend _OSI string list
+ *
+ ******************************************************************************/
+
+acpi_status acpi_osi_invalidate(char *interface)
+{
+	int i;
+
+	for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_interfaces_supported); i++) {
+		if (!ACPI_STRCMP(interface, acpi_interfaces_supported[i])) {
+			*acpi_interfaces_supported[i] = '\0';
+			return AE_OK;
+		}
+	}
+	return AE_NOT_FOUND;
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_ut_evaluate_object
  *
  * PARAMETERS:  prefix_node         - Starting node
diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/utilities/utobject.c
index 4696124..db0b9ba 100644
--- a/drivers/acpi/utilities/utobject.c
+++ b/drivers/acpi/utilities/utobject.c
@@ -146,6 +146,48 @@
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_ut_create_package_object
+ *
+ * PARAMETERS:  Count               - Number of package elements
+ *
+ * RETURN:      Pointer to a new Package object, null on failure
+ *
+ * DESCRIPTION: Create a fully initialized package object
+ *
+ ******************************************************************************/
+
+union acpi_operand_object *acpi_ut_create_package_object(u32 count)
+{
+	union acpi_operand_object *package_desc;
+	union acpi_operand_object **package_elements;
+
+	ACPI_FUNCTION_TRACE_U32(ut_create_package_object, count);
+
+	/* Create a new Package object */
+
+	package_desc = acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE);
+	if (!package_desc) {
+		return_PTR(NULL);
+	}
+
+	/*
+	 * Create the element array. Count+1 allows the array to be null
+	 * terminated.
+	 */
+	package_elements = ACPI_ALLOCATE_ZEROED((acpi_size)
+						(count + 1) * sizeof(void *));
+	if (!package_elements) {
+		ACPI_FREE(package_desc);
+		return_PTR(NULL);
+	}
+
+	package_desc->package.count = count;
+	package_desc->package.elements = package_elements;
+	return_PTR(package_desc);
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_ut_create_buffer_object
  *
  * PARAMETERS:  buffer_size            - Size of buffer to be created
diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/utilities/utxface.c
index e9a5780..2d49691 100644
--- a/drivers/acpi/utilities/utxface.c
+++ b/drivers/acpi/utilities/utxface.c
@@ -61,7 +61,7 @@
  *              called, so any early initialization belongs here.
  *
  ******************************************************************************/
-acpi_status acpi_initialize_subsystem(void)
+acpi_status __init acpi_initialize_subsystem(void)
 {
 	acpi_status status;
 
@@ -108,8 +108,6 @@
 	return_ACPI_STATUS(status);
 }
 
-ACPI_EXPORT_SYMBOL(acpi_initialize_subsystem)
-
 /*******************************************************************************
  *
  * FUNCTION:    acpi_enable_subsystem
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index 6c36a55..95c0b96 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -740,7 +740,7 @@
 }
 
 static struct device_attribute dev_attr_hotkey_enable =
-	__ATTR(enable, S_IWUSR | S_IRUGO,
+	__ATTR(hotkey_enable, S_IWUSR | S_IRUGO,
 		hotkey_enable_show, hotkey_enable_store);
 
 /* sysfs hotkey mask --------------------------------------------------- */
@@ -775,7 +775,7 @@
 }
 
 static struct device_attribute dev_attr_hotkey_mask =
-	__ATTR(mask, S_IWUSR | S_IRUGO,
+	__ATTR(hotkey_mask, S_IWUSR | S_IRUGO,
 		hotkey_mask_show, hotkey_mask_store);
 
 /* sysfs hotkey bios_enabled ------------------------------------------- */
@@ -787,7 +787,7 @@
 }
 
 static struct device_attribute dev_attr_hotkey_bios_enabled =
-	__ATTR(bios_enabled, S_IRUGO, hotkey_bios_enabled_show, NULL);
+	__ATTR(hotkey_bios_enabled, S_IRUGO, hotkey_bios_enabled_show, NULL);
 
 /* sysfs hotkey bios_mask ---------------------------------------------- */
 static ssize_t hotkey_bios_mask_show(struct device *dev,
@@ -798,7 +798,7 @@
 }
 
 static struct device_attribute dev_attr_hotkey_bios_mask =
-	__ATTR(bios_mask, S_IRUGO, hotkey_bios_mask_show, NULL);
+	__ATTR(hotkey_bios_mask, S_IRUGO, hotkey_bios_mask_show, NULL);
 
 /* --------------------------------------------------------------------- */
 
@@ -824,8 +824,7 @@
 		str_supported(tp_features.hotkey));
 
 	if (tp_features.hotkey) {
-		hotkey_dev_attributes = create_attr_set(4,
-						TPACPI_HOTKEY_SYSFS_GROUP);
+		hotkey_dev_attributes = create_attr_set(4, NULL);
 		if (!hotkey_dev_attributes)
 			return -ENOMEM;
 		res = add_to_attr_set(hotkey_dev_attributes,
@@ -1050,7 +1049,7 @@
 }
 
 static struct device_attribute dev_attr_bluetooth_enable =
-	__ATTR(enable, S_IWUSR | S_IRUGO,
+	__ATTR(bluetooth_enable, S_IWUSR | S_IRUGO,
 		bluetooth_enable_show, bluetooth_enable_store);
 
 /* --------------------------------------------------------------------- */
@@ -1061,7 +1060,6 @@
 };
 
 static const struct attribute_group bluetooth_attr_group = {
-	.name = TPACPI_BLUETH_SYSFS_GROUP,
 	.attrs = bluetooth_attributes,
 };
 
@@ -1215,7 +1213,7 @@
 }
 
 static struct device_attribute dev_attr_wan_enable =
-	__ATTR(enable, S_IWUSR | S_IRUGO,
+	__ATTR(wwan_enable, S_IWUSR | S_IRUGO,
 		wan_enable_show, wan_enable_store);
 
 /* --------------------------------------------------------------------- */
@@ -1226,7 +1224,6 @@
 };
 
 static const struct attribute_group wan_attr_group = {
-	.name = TPACPI_WAN_SYSFS_GROUP,
 	.attrs = wan_attributes,
 };
 
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index 440145a..72d62f2 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -278,8 +278,6 @@
  * Bluetooth subdriver
  */
 
-#define TPACPI_BLUETH_SYSFS_GROUP "bluetooth"
-
 enum {
 	/* ACPI GBDC/SBDC bits */
 	TP_ACPI_BLUETOOTH_HWPRESENT	= 0x01,	/* Bluetooth hw available */
@@ -416,8 +414,6 @@
  * Hotkey subdriver
  */
 
-#define TPACPI_HOTKEY_SYSFS_GROUP "hotkey"
-
 static int hotkey_orig_status;
 static int hotkey_orig_mask;
 
@@ -553,8 +549,6 @@
  * Wan subdriver
  */
 
-#define TPACPI_WAN_SYSFS_GROUP "wwan"
-
 enum {
 	/* ACPI GWAN/SWAN bits */
 	TP_ACPI_WANCARD_HWPRESENT	= 0x01,	/* Wan hw available */
diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h
index b62cd36..e2fcee2 100644
--- a/include/acpi/acpi_numa.h
+++ b/include/acpi/acpi_numa.h
@@ -13,7 +13,7 @@
 
 extern int pxm_to_node(int);
 extern int node_to_pxm(int);
-extern int __cpuinit acpi_map_pxm_to_node(int);
+extern int acpi_map_pxm_to_node(int);
 extern void __cpuinit acpi_unmap_pxm_to_node(int);
 
 #endif				/* CONFIG_ACPI_NUMA */
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index 5e07db0..ca882b8 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -78,7 +78,7 @@
 /*
  * OSL Initialization and shutdown primitives
  */
-acpi_status acpi_os_initialize(void);
+acpi_status __initdata acpi_os_initialize(void);
 
 acpi_status acpi_os_terminate(void);
 
@@ -236,6 +236,7 @@
  * Miscellaneous
  */
 acpi_status acpi_os_validate_interface(char *interface);
+acpi_status acpi_osi_invalidate(char* interface);
 
 acpi_status
 acpi_os_validate_address(u8 space_id,
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index e08f7df..b5cca5d 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -55,7 +55,7 @@
 acpi_initialize_tables(struct acpi_table_desc *initial_storage,
 		       u32 initial_table_count, u8 allow_resize);
 
-acpi_status acpi_initialize_subsystem(void);
+acpi_status __init acpi_initialize_subsystem(void);
 
 acpi_status acpi_enable_subsystem(u32 flags);
 
diff --git a/include/acpi/acutils.h b/include/acpi/acutils.h
index 15a8388..a87ef1c 100644
--- a/include/acpi/acutils.h
+++ b/include/acpi/acutils.h
@@ -390,6 +390,8 @@
 
 u8 acpi_ut_valid_internal_object(void *object);
 
+union acpi_operand_object *acpi_ut_create_package_object(u32 count);
+
 union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size);
 
 union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size);