Merge branches 'release', 'asus', 'bugzilla-8573', 'bugzilla-9995', 'bugzilla-10272', 'lockdep' and 'thermal' into release

Documentation/00-INDEX

@@ -225,8 +225,6 @@ kprobes.txt
 	- documents the kernel probes debugging feature.
 kref.txt
 	- docs on adding reference counters (krefs) to kernel objects.
-laptop-mode.txt
-	- how to conserve battery power using laptop-mode.
 laptops/
 	- directory with laptop related info and laptop driver documentation.
 ldm.txt
@@ -301,12 +299,8 @@ pcmcia/
 	- info on the Linux PCMCIA driver.
 pi-futex.txt
 	- documentation on lightweight PI-futexes.
-pm.txt
-	- info on Linux power management support.
 pnp.txt
 	- Linux Plug and Play documentation.
-power_supply_class.txt
-	- Tells userspace about battery, UPS, AC or DC power supply properties
 power/
 	- directory with info on Linux PCI power management.
 powerpc/

Documentation/acpi/dsdt-override.txt

@@ -1,15 +1,7 @@
-Linux supports two methods of overriding the BIOS DSDT:
+Linux supports a method of overriding the BIOS DSDT:
 
 CONFIG_ACPI_CUSTOM_DSDT builds the image into the kernel.
 
-CONFIG_ACPI_CUSTOM_DSDT_INITRD adds the image to the initrd.
+When to use this method is described in detail on the
-
-When to use these methods is described in detail on the
 Linux/ACPI home page:
 http://www.lesswatts.org/projects/acpi/overridingDSDT.php
-
-Note that if both options are used, the DSDT supplied
-by the INITRD method takes precedence.
-
-Documentation/initramfs-add-dsdt.sh is provided for convenience
-for use with the CONFIG_ACPI_CUSTOM_DSDT_INITRD method.

Documentation/acpi/initramfs-add-dsdt.sh

@@ -1,43 +0,0 @@
-#!/bin/bash
-# Adds a DSDT file to the initrd (if it's an initramfs)
-# first argument is the name of archive
-# second argument is the name of the file to add
-# The file will be copied as /DSDT.aml
-
-# 20060126: fix "Premature end of file" with some old cpio (Roland Robic)
-# 20060205: this time it should really work
-
-# check the arguments
-if [ $# -ne 2 ]; then
-	program_name=$(basename $0)
-	echo "\
-$program_name: too few arguments
-Usage: $program_name initrd-name.img DSDT-to-add.aml
-Adds a DSDT file to an initrd (in initramfs format)
-
-  initrd-name.img: filename of the initrd in initramfs format
-  DSDT-to-add.aml: filename of the DSDT file to add
-  " 1>&2
-    exit 1
-fi
-
-# we should check it's an initramfs
-
-tempcpio=$(mktemp -d)
-# cleanup on exit, hangup, interrupt, quit, termination
-trap 'rm -rf $tempcpio' 0 1 2 3 15
-
-# extract the archive
-gunzip -c "$1" > "$tempcpio"/initramfs.cpio || exit 1
-
-# copy the DSDT file at the root of the directory so that we can call it "/DSDT.aml"
-cp -f "$2" "$tempcpio"/DSDT.aml
-
-# add the file
-cd "$tempcpio"
-(echo DSDT.aml | cpio --quiet -H newc -o -A -O "$tempcpio"/initramfs.cpio) || exit 1
-cd "$OLDPWD"
-
-# re-compress the archive
-gzip -c "$tempcpio"/initramfs.cpio > "$1"
-

Documentation/filesystems/proc.txt

@@ -1506,13 +1506,13 @@ laptop_mode
 -----------
 
 laptop_mode is a knob that controls "laptop mode". All the things that are
-controlled by this knob are discussed in Documentation/laptop-mode.txt.
+controlled by this knob are discussed in Documentation/laptops/laptop-mode.txt.
 
 block_dump
 ----------
 
 block_dump enables block I/O debugging when set to a nonzero value. More
-information on block I/O debugging is in Documentation/laptop-mode.txt.
+information on block I/O debugging is in Documentation/laptops/laptop-mode.txt.
 
 swap_token_timeout
 ------------------

Documentation/kernel-parameters.txt

@@ -138,7 +138,7 @@ and is between 256 and 4096 characters. It is defined in the file
 			strict -- Be less tolerant of platforms that are not
 				strictly ACPI specification compliant.
 
-			See also Documentation/pm.txt, pci=noacpi
+			See also Documentation/power/pm.txt, pci=noacpi
 
 	acpi_apic_instance=	[ACPI, IOAPIC]
 			Format: <int>
@@ -177,9 +177,6 @@ and is between 256 and 4096 characters. It is defined in the file
 
 	acpi_no_auto_ssdt	[HW,ACPI] Disable automatic loading of SSDT
 
-	acpi_no_initrd_override	[KNL,ACPI]
-			Disable loading custom ACPI tables from the initramfs
-
 	acpi_os_name=	[HW,ACPI] Tell ACPI BIOS the name of the OS
 			Format: To spoof as Windows 98: ="Microsoft Windows"
 

Documentation/laptops/00-INDEX

@@ -2,6 +2,8 @@
 	- This file
 acer-wmi.txt
 	- information on the Acer Laptop WMI Extras driver.
+laptop-mode.txt
+	- how to conserve battery power using laptop-mode.
 sony-laptop.txt
 	- Sony Notebook Control Driver (SNC) Readme.
 sonypi.txt

Documentation/laptops/acer-wmi.txt

@@ -48,7 +48,7 @@ DSDT.
 
 To send me the DSDT, as root/sudo:
 
-cat /sys/firmware/acpi/DSDT > dsdt
+cat /sys/firmware/acpi/tables/DSDT > dsdt
 
 And send me the resulting 'dsdt' file.
 
@@ -169,7 +169,7 @@ can be added to acer-wmi.
 
 The LED is exposed through the LED subsystem, and can be found in:
 
-/sys/devices/platform/acer-wmi/leds/acer-mail:green/
+/sys/devices/platform/acer-wmi/leds/acer-wmi::mail/
 
 The mail LED is autodetected, so if you don't have one, the LED device won't
 be registered.

Documentation/power/00-INDEX

@@ -14,6 +14,12 @@ notifiers.txt
 	- Registering suspend notifiers in device drivers
 pci.txt
 	- How the PCI Subsystem Does Power Management
+pm.txt
+	- info on Linux power management support.
+pm_qos_interface.txt
+	- info on Linux PM Quality of Service interface
+power_supply_class.txt
+	- Tells userspace about battery, UPS, AC or DC power supply properties
 s2ram.txt
 	- How to get suspend to ram working (and debug it when it isn't)
 states.txt

Documentation/power/pm.txt

@@ -108,7 +108,7 @@ void pm_unregister_all(pm_callback cback);
  *          EINVAL if the request is not supported
  *          EBUSY if the device is now busy and cannot handle the request
  *          ENOMEM if the device was unable to handle the request due to memory
- *          
+ *
  * Details: The device request callback will be called before the
  *          device/system enters a suspend state (ACPI D1-D3) or
  *          or after the device/system resumes from suspend (ACPI D0).

Documentation/thermal/sysfs-api.txt

@@ -143,10 +143,10 @@ type				Strings which represent the thermal zone type.
 				This is given by thermal zone driver as part of registration.
 				Eg: "ACPI thermal zone" indicates it's a ACPI thermal device
 				RO
-				Optional
+				Required
 
 temp				Current temperature as reported by thermal zone (sensor)
-				Unit: degree Celsius
+				Unit: millidegree Celsius
 				RO
 				Required
 
@@ -163,7 +163,7 @@ mode				One of the predefined values in [kernel, user]
 					  charge of the thermal management.
 
 trip_point_[0-*]_temp		The temperature above which trip point will be fired
-				Unit: degree Celsius
+				Unit: millidegree Celsius
 				RO
 				Optional
 
@@ -193,7 +193,7 @@ type				String which represents the type of device
 				eg. For memory controller device on intel_menlow platform:
 				this should be "Memory controller"
 				RO
-				Optional
+				Required
 
 max_state			The maximum permissible cooling state of this cooling device.
 				RO
@@ -219,16 +219,16 @@ the sys I/F structure will be built like this:
 
 |thermal_zone1:
 	|-----type:			ACPI thermal zone
-	|-----temp:			37
+	|-----temp:			37000
 	|-----mode:			kernel
-	|-----trip_point_0_temp:	100
+	|-----trip_point_0_temp:	100000
 	|-----trip_point_0_type:	critical
-	|-----trip_point_1_temp:	80
+	|-----trip_point_1_temp:	80000
 	|-----trip_point_1_type:	passive
-	|-----trip_point_2_temp:	70
+	|-----trip_point_2_temp:	70000
-	|-----trip_point_2_type:	active[0]
+	|-----trip_point_2_type:	active0
-	|-----trip_point_3_temp:	60
+	|-----trip_point_3_temp:	60000
-	|-----trip_point_3_type:	active[1]
+	|-----trip_point_3_type:	active1
 	|-----cdev0:			--->/sys/class/thermal/cooling_device0
 	|-----cdev0_trip_point:		1	/* cdev0 can be used for passive */
 	|-----cdev1:			--->/sys/class/thermal/cooling_device3

MAINTAINERS

@@ -266,6 +266,15 @@ L:      linux-acpi@vger.kernel.org
 W:      http://www.lesswatts.org/projects/acpi/
 S:      Maintained
 
+AD1889 ALSA SOUND DRIVER
+P:     Kyle McMartin
+M:     kyle@parisc-linux.org
+P:     Thibaut Varene
+M:     T-Bone@parisc-linux.org
+W:     http://wiki.parisc-linux.org/AD1889
+L:     linux-parisc@vger.kernel.org
+S:     Maintained
+
 ADM1025 HARDWARE MONITOR DRIVER
 P:	Jean Delvare
 M:	khali@linux-fr.org

Makefile

@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 25
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc6
 NAME = Funky Weasel is Jiggy wit it
 
 # *DOCUMENTATION*

arch/alpha/Kconfig

@@ -330,6 +330,9 @@ config PCI_DOMAINS
 config PCI_SYSCALL
 	def_bool PCI
 
+config IOMMU_HELPER
+	def_bool PCI
+
 config ALPHA_CORE_AGP
 	bool
 	depends on ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL

arch/alpha/kernel/pci_iommu.c

@@ -10,6 +10,7 @@
 #include <linux/scatterlist.h>
 #include <linux/log2.h>
 #include <linux/dma-mapping.h>
+#include <linux/iommu-helper.h>
 
 #include <asm/io.h>
 #include <asm/hwrpb.h>
@@ -125,14 +126,6 @@ iommu_arena_new(struct pci_controller *hose, dma_addr_t base,
 	return iommu_arena_new_node(0, hose, base, window_size, align);
 }
 
-static inline int is_span_boundary(unsigned int index, unsigned int nr,
-				   unsigned long shift,
-				   unsigned long boundary_size)
-{
-	shift = (shift + index) & (boundary_size - 1);
-	return shift + nr > boundary_size;
-}
-
 /* Must be called with the arena lock held */
 static long
 iommu_arena_find_pages(struct device *dev, struct pci_iommu_arena *arena,
@@ -147,7 +140,6 @@ iommu_arena_find_pages(struct device *dev, struct pci_iommu_arena *arena,
 	base = arena->dma_base >> PAGE_SHIFT;
 	if (dev) {
 		boundary_size = dma_get_seg_boundary(dev) + 1;
-		BUG_ON(!is_power_of_2(boundary_size));
 		boundary_size >>= PAGE_SHIFT;
 	} else {
 		boundary_size = 1UL << (32 - PAGE_SHIFT);
@@ -161,7 +153,7 @@ iommu_arena_find_pages(struct device *dev, struct pci_iommu_arena *arena,
 
 again:
 	while (i < n && p+i < nent) {
-		if (!i && is_span_boundary(p, n, base, boundary_size)) {
+		if (!i && iommu_is_span_boundary(p, n, base, boundary_size)) {
 			p = ALIGN(p + 1, mask + 1);
 			goto again;
 		}

arch/parisc/Makefile

@@ -16,6 +16,9 @@
 # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, 
 # Mike Shaver, Helge Deller and Martin K. Petersen
 #
+
+KBUILD_DEFCONFIG := default_defconfig
+
 NM		= sh $(srctree)/arch/parisc/nm
 CHECKFLAGS	+= -D__hppa__=1
 

arch/parisc/kernel/firmware.c

@@ -1080,6 +1080,9 @@ void pdc_io_reset_devices(void)
 	spin_unlock_irqrestore(&pdc_lock, flags);
 }
 
+/* locked by pdc_console_lock */
+static int __attribute__((aligned(8)))   iodc_retbuf[32];
+static char __attribute__((aligned(64))) iodc_dbuf[4096];
 
 /**
  * pdc_iodc_print - Console print using IODC.
@@ -1091,24 +1094,20 @@ void pdc_io_reset_devices(void)
  * Since the HP console requires CR+LF to perform a 'newline', we translate
  * "\n" to "\r\n".
  */
-int pdc_iodc_print(unsigned char *str, unsigned count)
+int pdc_iodc_print(const unsigned char *str, unsigned count)
 {
-	/* XXX Should we spinlock posx usage */
 	static int posx;        /* for simple TAB-Simulation... */
-	int __attribute__((aligned(8)))   iodc_retbuf[32];
-	char __attribute__((aligned(64))) iodc_dbuf[4096];
 	unsigned int i;
 	unsigned long flags;
 
-	memset(iodc_dbuf, 0, 4096);
+	for (i = 0; i < count && i < 79;) {
-	for (i = 0; i < count && i < 2048;) {
 		switch(str[i]) {
 		case '\n':
 			iodc_dbuf[i+0] = '\r';
 			iodc_dbuf[i+1] = '\n';
 			i += 2;
 			posx = 0;
-			break;
+			goto print;
 		case '\t':
 			while (posx & 7) {
 				iodc_dbuf[i] = ' ';
@@ -1124,6 +1123,16 @@ int pdc_iodc_print(unsigned char *str, unsigned count)
 		}
 	}
 
+	/* if we're at the end of line, and not already inserting a newline,
+	 * insert one anyway. iodc console doesn't claim to support >79 char
+	 * lines. don't account for this in the return value.
+	 */
+	if (i == 79 && iodc_dbuf[i-1] != '\n') {
+		iodc_dbuf[i+0] = '\r';
+		iodc_dbuf[i+1] = '\n';
+	}
+
+print:
         spin_lock_irqsave(&pdc_lock, flags);
         real32_call(PAGE0->mem_cons.iodc_io,
                     (unsigned long)PAGE0->mem_cons.hpa, ENTRY_IO_COUT,
@@ -1142,11 +1151,9 @@ int pdc_iodc_print(unsigned char *str, unsigned count)
  */
 int pdc_iodc_getc(void)
 {
-	unsigned long flags;
-        static int __attribute__((aligned(8)))   iodc_retbuf[32];
-        static char __attribute__((aligned(64))) iodc_dbuf[4096];
 	int ch;
 	int status;
+	unsigned long flags;
 
 	/* Bail if no console input device. */
 	if (!PAGE0->mem_kbd.iodc_io)

arch/parisc/kernel/hardware.c

@@ -274,7 +274,18 @@ static struct hp_hardware hp_hardware_list[] __devinitdata = {
 	{HPHW_NPROC,0x887,0x4,0x91,"Storm Peak Slow"},
 	{HPHW_NPROC,0x888,0x4,0x91,"Storm Peak Fast DC-"},
 	{HPHW_NPROC,0x889,0x4,0x91,"Storm Peak Fast"},
-	{HPHW_NPROC,0x88A,0x4,0x91,"Crestone Peak"},
+	{HPHW_NPROC,0x88A,0x4,0x91,"Crestone Peak Slow"},
+	{HPHW_NPROC,0x88C,0x4,0x91,"Orca Mako+"},
+	{HPHW_NPROC,0x88D,0x4,0x91,"Rainier/Medel Mako+ Slow"},
+	{HPHW_NPROC,0x88E,0x4,0x91,"Rainier/Medel Mako+ Fast"},
+	{HPHW_NPROC,0x894,0x4,0x91,"Mt. Hamilton Fast Mako+"},
+	{HPHW_NPROC,0x895,0x4,0x91,"Storm Peak Slow Mako+"},
+	{HPHW_NPROC,0x896,0x4,0x91,"Storm Peak Fast Mako+"},
+	{HPHW_NPROC,0x897,0x4,0x91,"Storm Peak DC- Slow Mako+"},
+	{HPHW_NPROC,0x898,0x4,0x91,"Storm Peak DC- Fast Mako+"},
+	{HPHW_NPROC,0x899,0x4,0x91,"Mt. Hamilton Slow Mako+"},
+	{HPHW_NPROC,0x89B,0x4,0x91,"Crestone Peak Mako+ Slow"},
+	{HPHW_NPROC,0x89C,0x4,0x91,"Crestone Peak Mako+ Fast"},
 	{HPHW_A_DIRECT, 0x004, 0x0000D, 0x00, "Arrakis MUX"}, 
 	{HPHW_A_DIRECT, 0x005, 0x0000D, 0x00, "Dyun Kiuh MUX"}, 
 	{HPHW_A_DIRECT, 0x006, 0x0000D, 0x00, "Baat Kiuh AP/MUX (40299B)"}, 

arch/parisc/kernel/head.S

@@ -20,10 +20,11 @@
 #include <asm/pgtable.h>
 
 #include <linux/linkage.h>
+#include <linux/init.h>
 
 	.level	LEVEL
 
-	.data
+	__INITDATA
 ENTRY(boot_args)
 	.word 0 /* arg0 */
 	.word 0 /* arg1 */
@@ -31,7 +32,7 @@ ENTRY(boot_args)
 	.word 0 /* arg3 */
 END(boot_args)
 
-	.text
+	.section .text.head
 	.align	4
 	.import init_thread_union,data
 	.import fault_vector_20,code    /* IVA parisc 2.0 32 bit */
@@ -343,7 +344,7 @@ smp_slave_stext:
 ENDPROC(stext)
 
 #ifndef CONFIG_64BIT
-	.data
+	.section .data.read_mostly
 
 	.align	4
 	.export	$global$,data

arch/parisc/kernel/pdc_cons.c

@@ -52,28 +52,30 @@
 #include <linux/tty.h>
 #include <asm/pdc.h>		/* for iodc_call() proto and friends */
 
+static spinlock_t pdc_console_lock = SPIN_LOCK_UNLOCKED;
 
 static void pdc_console_write(struct console *co, const char *s, unsigned count)
 {
-	pdc_iodc_print(s, count);
+	int i = 0;
-}
+	unsigned long flags;
 
-void pdc_printf(const char *fmt, ...)
+	spin_lock_irqsave(&pdc_console_lock, flags);
-{
+	do {
-	va_list args;
+		i += pdc_iodc_print(s + i, count - i);
-	char buf[1024];
+	} while (i < count);
-	int i, len;
+	spin_unlock_irqrestore(&pdc_console_lock, flags);
-
-	va_start(args, fmt);
-	len = vscnprintf(buf, sizeof(buf), fmt, args);
-	va_end(args);
-
-	pdc_iodc_print(buf, len);
 }
 
 int pdc_console_poll_key(struct console *co)
 {
-	return pdc_iodc_getc();
+	int c;
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_console_lock, flags);
+	c = pdc_iodc_getc();
+	spin_unlock_irqrestore(&pdc_console_lock, flags);
+
+	return c;
 }
 
 static int pdc_console_setup(struct console *co, char *options)

arch/parisc/kernel/syscall_table.S

@@ -401,9 +401,12 @@
 	ENTRY_COMP(kexec_load)		/* 300 */
 	ENTRY_COMP(utimensat)
 	ENTRY_COMP(signalfd)
-	ENTRY_COMP(timerfd)
+	ENTRY_SAME(ni_syscall)		/* was timerfd */
 	ENTRY_SAME(eventfd)
 	ENTRY_COMP(fallocate)		/* 305 */
+	ENTRY_SAME(timerfd_create)
+	ENTRY_COMP(timerfd_settime)
+	ENTRY_COMP(timerfd_gettime)
 
 	/* Nothing yet */
 

arch/parisc/kernel/traps.c

@@ -51,6 +51,9 @@
 DEFINE_SPINLOCK(pa_dbit_lock);
 #endif
 
+void parisc_show_stack(struct task_struct *t, unsigned long *sp,
+	struct pt_regs *regs);
+
 static int printbinary(char *buf, unsigned long x, int nbits)
 {
 	unsigned long mask = 1UL << (nbits - 1);
@@ -148,6 +151,8 @@ void show_regs(struct pt_regs *regs)
 	print_symbol(" IAOQ[1]: %s\n", regs->iaoq[1]);
 	printk(level);
 	print_symbol(" RP(r2): %s\n", regs->gr[2]);
+
+	parisc_show_stack(current, NULL, regs);
 }
 
 
@@ -181,11 +186,19 @@ static void do_show_stack(struct unwind_frame_info *info)
 	printk("\n");
 }
 
-void show_stack(struct task_struct *task, unsigned long *s)
+void parisc_show_stack(struct task_struct *task, unsigned long *sp,
+	struct pt_regs *regs)
 {
 	struct unwind_frame_info info;
+	struct task_struct *t;
 
-	if (!task) {
+	t = task ? task : current;
+	if (regs) {
+		unwind_frame_init(&info, t, regs);
+		goto show_stack;
+	}
+
+	if (t == current) {
 		unsigned long sp;
 
 HERE:
@@ -201,12 +214,18 @@ void show_stack(struct task_struct *task, unsigned long *s)
 			unwind_frame_init(&info, current, &r);
 		}
 	} else {
-		unwind_frame_init_from_blocked_task(&info, task);
+		unwind_frame_init_from_blocked_task(&info, t);
 	}
 
+show_stack:
 	do_show_stack(&info);
 }
 
+void show_stack(struct task_struct *t, unsigned long *sp)
+{
+	return parisc_show_stack(t, sp, NULL);
+}
+
 int is_valid_bugaddr(unsigned long iaoq)
 {
 	return 1;

arch/x86/Kconfig

@@ -1259,7 +1259,7 @@ menuconfig APM
 	  machines with more than one CPU.
 
 	  In order to use APM, you will need supporting software. For location
-	  and more information, read <file:Documentation/pm.txt> and the
+	  and more information, read <file:Documentation/power/pm.txt> and the
 	  Battery Powered Linux mini-HOWTO, available from
 	  <http://www.tldp.org/docs.html#howto>.
 

crypto/async_tx/async_memcpy.c

@@ -66,11 +66,11 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
 	}
 
 	if (tx) {
-		pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len);
+		pr_debug("%s: (async) len: %zu\n", __func__, len);
 		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
 	} else {
 		void *dest_buf, *src_buf;
-		pr_debug("%s: (sync) len: %zu\n", __FUNCTION__, len);
+		pr_debug("%s: (sync) len: %zu\n", __func__, len);
 
 		/* wait for any prerequisite operations */
 		if (depend_tx) {
@@ -80,7 +80,7 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
 			BUG_ON(depend_tx->ack);
 			if (dma_wait_for_async_tx(depend_tx) == DMA_ERROR)
 				panic("%s: DMA_ERROR waiting for depend_tx\n",
-					__FUNCTION__);
+					__func__);
 		}
 
 		dest_buf = kmap_atomic(dest, KM_USER0) + dest_offset;

crypto/async_tx/async_memset.c

@@ -63,11 +63,11 @@ async_memset(struct page *dest, int val, unsigned int offset,
 	}
 
 	if (tx) {
-		pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len);
+		pr_debug("%s: (async) len: %zu\n", __func__, len);
 		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
 	} else { /* run the memset synchronously */
 		void *dest_buf;
-		pr_debug("%s: (sync) len: %zu\n", __FUNCTION__, len);
+		pr_debug("%s: (sync) len: %zu\n", __func__, len);
 
 		dest_buf = (void *) (((char *) page_address(dest)) + offset);
 
@@ -79,7 +79,7 @@ async_memset(struct page *dest, int val, unsigned int offset,
 			BUG_ON(depend_tx->ack);
 			if (dma_wait_for_async_tx(depend_tx) == DMA_ERROR)
 				panic("%s: DMA_ERROR waiting for depend_tx\n",
-					__FUNCTION__);
+					__func__);
 		}
 
 		memset(dest_buf, val, len);

crypto/async_tx/async_tx.c

@@ -472,11 +472,11 @@ async_trigger_callback(enum async_tx_flags flags,
 		tx = NULL;
 
 	if (tx) {
-		pr_debug("%s: (async)\n", __FUNCTION__);
+		pr_debug("%s: (async)\n", __func__);
 
 		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
 	} else {
-		pr_debug("%s: (sync)\n", __FUNCTION__);
+		pr_debug("%s: (sync)\n", __func__);
 
 		/* wait for any prerequisite operations */
 		if (depend_tx) {
@@ -486,7 +486,7 @@ async_trigger_callback(enum async_tx_flags flags,
 			BUG_ON(depend_tx->ack);
 			if (dma_wait_for_async_tx(depend_tx) == DMA_ERROR)
 				panic("%s: DMA_ERROR waiting for depend_tx\n",
-					__FUNCTION__);
+					__func__);
 		}
 
 		async_tx_sync_epilog(flags, depend_tx, cb_fn, cb_param);

crypto/async_tx/async_xor.c

@@ -47,7 +47,7 @@ do_async_xor(struct dma_device *device,
 	int i;
 	unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0;
 
-	pr_debug("%s: len: %zu\n", __FUNCTION__, len);
+	pr_debug("%s: len: %zu\n", __func__, len);
 
 	dma_dest = dma_map_page(device->dev, dest, offset, len,
 				DMA_FROM_DEVICE);
@@ -86,7 +86,7 @@ do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset,
 	void *_dest;
 	int i;
 
-	pr_debug("%s: len: %zu\n", __FUNCTION__, len);
+	pr_debug("%s: len: %zu\n", __func__, len);
 
 	/* reuse the 'src_list' array to convert to buffer pointers */
 	for (i = 0; i < src_cnt; i++)
@@ -196,7 +196,7 @@ async_xor(struct page *dest, struct page **src_list, unsigned int offset,
 					DMA_ERROR)
 					panic("%s: DMA_ERROR waiting for "
 						"depend_tx\n",
-						__FUNCTION__);
+						__func__);
 			}
 
 			do_sync_xor(dest, &src_list[src_off], offset,
@@ -276,7 +276,7 @@ async_xor_zero_sum(struct page *dest, struct page **src_list,
 		unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0;
 		int i;
 
-		pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len);
+		pr_debug("%s: (async) len: %zu\n", __func__, len);
 
 		for (i = 0; i < src_cnt; i++)
 			dma_src[i] = dma_map_page(device->dev, src_list[i],
@@ -299,7 +299,7 @@ async_xor_zero_sum(struct page *dest, struct page **src_list,
 	} else {
 		unsigned long xor_flags = flags;
 
-		pr_debug("%s: (sync) len: %zu\n", __FUNCTION__, len);
+		pr_debug("%s: (sync) len: %zu\n", __func__, len);
 
 		xor_flags |= ASYNC_TX_XOR_DROP_DST;
 		xor_flags &= ~ASYNC_TX_ACK;
@@ -310,7 +310,7 @@ async_xor_zero_sum(struct page *dest, struct page **src_list,
 		if (tx) {
 			if (dma_wait_for_async_tx(tx) == DMA_ERROR)
 				panic("%s: DMA_ERROR waiting for tx\n",
-					__FUNCTION__);
+					__func__);
 			async_tx_ack(tx);
 		}
 

drivers/acpi/Kconfig

@@ -283,34 +283,22 @@ config ACPI_TOSHIBA
 	  If you have a legacy free Toshiba laptop (such as the Libretto L1
 	  series), say Y.
 
-config ACPI_CUSTOM_DSDT
+config ACPI_CUSTOM_DSDT_FILE
-	bool "Include Custom DSDT"
+	string "Custom DSDT Table file to include"
+	default ""
 	depends on !STANDALONE
-	default n 
 	help
 	  This option supports a custom DSDT by linking it into the kernel.
 	  See Documentation/acpi/dsdt-override.txt
 
-	  If unsure, say N.
-
-config ACPI_CUSTOM_DSDT_FILE
-	string "Custom DSDT Table file to include"
-	depends on ACPI_CUSTOM_DSDT
-	default ""
-	help
 	  Enter the full path name to the file which includes the AmlCode
 	  declaration.
 
-config ACPI_CUSTOM_DSDT_INITRD
+	  If unsure, don't enter a file name.
-	bool "Read Custom DSDT from initramfs"
-	depends on BLK_DEV_INITRD
-	default n
-	help
-	  This option supports a custom DSDT by optionally loading it from initrd.
-	  See Documentation/acpi/dsdt-override.txt
 
-	  If you are not using this feature now, but may use it later,
+config ACPI_CUSTOM_DSDT
-	  it is safe to say Y here.
+	bool
+	default ACPI_CUSTOM_DSDT_FILE != ""
 
 config ACPI_BLACKLIST_YEAR
 	int "Disable ACPI for systems before Jan 1st this year" if X86_32

drivers/acpi/battery.c

@@ -293,13 +293,12 @@ static int extract_package(struct acpi_battery *battery,
 				strncpy(ptr, (u8 *)&element->integer.value,
 					sizeof(acpi_integer));
 				ptr[sizeof(acpi_integer)] = 0;
-			} else return -EFAULT;
+			} else
+				*ptr = 0; /* don't have value */
 		} else {
-			if (element->type == ACPI_TYPE_INTEGER) {
+			int *x = (int *)((u8 *)battery + offsets[i].offset);
-				int *x = (int *)((u8 *)battery +
+			*x = (element->type == ACPI_TYPE_INTEGER) ?
-						offsets[i].offset);
+				element->integer.value : -1;
-				*x = element->integer.value;
-			} else return -EFAULT;
 		}
 	}
 	return 0;

drivers/acpi/bus.c

@@ -776,7 +776,7 @@ static int __init acpi_init(void)
 
 	acpi_kobj = kobject_create_and_add("acpi", firmware_kobj);
 	if (!acpi_kobj) {
-		printk(KERN_WARNING "%s: kset create error\n", __FUNCTION__);
+		printk(KERN_WARNING "%s: kset create error\n", __func__);
 		acpi_kobj = NULL;
 	}
 

drivers/acpi/button.c

@@ -449,6 +449,7 @@ static int acpi_button_add(struct acpi_device *device)
 	input->phys = button->phys;
 	input->id.bustype = BUS_HOST;
 	input->id.product = button->type;
+	input->dev.parent = &device->dev;
 
 	switch (button->type) {
 	case ACPI_BUTTON_TYPE_POWER:

drivers/acpi/ec.c

@@ -129,6 +129,7 @@ static struct acpi_ec {
 	struct mutex lock;
 	wait_queue_head_t wait;
 	struct list_head list;
+	atomic_t irq_count;
 	u8 handlers_installed;
 } *boot_ec, *first_ec;
 
@@ -181,6 +182,8 @@ static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll)
 {
 	int ret = 0;
 
+	atomic_set(&ec->irq_count, 0);
+
 	if (unlikely(event == ACPI_EC_EVENT_OBF_1 &&
 		     test_bit(EC_FLAGS_NO_OBF1_GPE, &ec->flags)))
 		force_poll = 1;
@@ -227,6 +230,7 @@ static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll)
 		while (time_before(jiffies, delay)) {
 			if (acpi_ec_check_status(ec, event))
 				goto end;
+			msleep(5);
 		}
 	}
 	pr_err(PREFIX "acpi_ec_wait timeout,"
@@ -529,6 +533,13 @@ static u32 acpi_ec_gpe_handler(void *data)
 	struct acpi_ec *ec = data;
 
 	pr_debug(PREFIX "~~~> interrupt\n");
+	atomic_inc(&ec->irq_count);
+	if (atomic_read(&ec->irq_count) > 5) {
+		pr_err(PREFIX "GPE storm detected, disabling EC GPE\n");
+		acpi_disable_gpe(NULL, ec->gpe, ACPI_ISR);
+		clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
+		return ACPI_INTERRUPT_HANDLED;
+	}
 	clear_bit(EC_FLAGS_WAIT_GPE, &ec->flags);
 	if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags))
 		wake_up(&ec->wait);
@@ -943,11 +954,7 @@ int __init acpi_ec_ecdt_probe(void)
 		boot_ec->command_addr = ecdt_ptr->control.address;
 		boot_ec->data_addr = ecdt_ptr->data.address;
 		boot_ec->gpe = ecdt_ptr->gpe;
-		if (ACPI_FAILURE(acpi_get_handle(NULL, ecdt_ptr->id,
+		boot_ec->handle = ACPI_ROOT_OBJECT;
-				&boot_ec->handle))) {
-			pr_info("Failed to locate handle for boot EC\n");
-			boot_ec->handle = ACPI_ROOT_OBJECT;
-		}
 	} else {
 		/* This workaround is needed only on some broken machines,
 		 * which require early EC, but fail to provide ECDT */

drivers/acpi/osl.c

@@ -91,10 +91,6 @@ static DEFINE_SPINLOCK(acpi_res_lock);
 #define	OSI_STRING_LENGTH_MAX 64	/* arbitrary */
 static char osi_additional_string[OSI_STRING_LENGTH_MAX];
 
-#ifdef CONFIG_ACPI_CUSTOM_DSDT_INITRD
-static int acpi_no_initrd_override;
-#endif
-
 /*
  * "Ode to _OSI(Linux)"
  *
@@ -324,67 +320,6 @@ acpi_os_predefined_override(const struct acpi_predefined_names *init_val,
 	return AE_OK;
 }
 
-#ifdef CONFIG_ACPI_CUSTOM_DSDT_INITRD
-static struct acpi_table_header *acpi_find_dsdt_initrd(void)
-{
-	struct file *firmware_file;
-	mm_segment_t oldfs;
-	unsigned long len, len2;
-	struct acpi_table_header *dsdt_buffer, *ret = NULL;
-	struct kstat stat;
-	char *ramfs_dsdt_name = "/DSDT.aml";
-
-	printk(KERN_INFO PREFIX "Checking initramfs for custom DSDT\n");
-
-	/*
-	 * Never do this at home, only the user-space is allowed to open a file.
-	 * The clean way would be to use the firmware loader.
-	 * But this code must be run before there is any userspace available.
-	 * A static/init firmware infrastructure doesn't exist yet...
-	 */
-	if (vfs_stat(ramfs_dsdt_name, &stat) < 0)
-		return ret;
-
-	len = stat.size;
-	/* check especially against empty files */
-	if (len <= 4) {
-		printk(KERN_ERR PREFIX "Failed: DSDT only %lu bytes.\n", len);
-		return ret;
-	}
-
-	firmware_file = filp_open(ramfs_dsdt_name, O_RDONLY, 0);
-	if (IS_ERR(firmware_file)) {
-		printk(KERN_ERR PREFIX "Failed to open %s.\n", ramfs_dsdt_name);
-		return ret;
-	}
-
-	dsdt_buffer = kmalloc(len, GFP_ATOMIC);
-	if (!dsdt_buffer) {
-		printk(KERN_ERR PREFIX "Failed to allocate %lu bytes.\n", len);
-		goto err;
-	}
-
-	oldfs = get_fs();
-	set_fs(KERNEL_DS);
-	len2 = vfs_read(firmware_file, (char __user *)dsdt_buffer, len,
-		&firmware_file->f_pos);
-	set_fs(oldfs);
-	if (len2 < len) {
-		printk(KERN_ERR PREFIX "Failed to read %lu bytes from %s.\n",
-			len, ramfs_dsdt_name);
-		ACPI_FREE(dsdt_buffer);
-		goto err;
-	}
-
-	printk(KERN_INFO PREFIX "Found %lu byte DSDT in %s.\n",
-			len, ramfs_dsdt_name);
-	ret = dsdt_buffer;
-err:
-	filp_close(firmware_file, NULL);
-	return ret;
-}
-#endif
-
 acpi_status
 acpi_os_table_override(struct acpi_table_header * existing_table,
 		       struct acpi_table_header ** new_table)
@@ -397,16 +332,6 @@ acpi_os_table_override(struct acpi_table_header * existing_table,
 #ifdef CONFIG_ACPI_CUSTOM_DSDT
 	if (strncmp(existing_table->signature, "DSDT", 4) == 0)
 		*new_table = (struct acpi_table_header *)AmlCode;
-#endif
-#ifdef CONFIG_ACPI_CUSTOM_DSDT_INITRD
-	if ((strncmp(existing_table->signature, "DSDT", 4) == 0) &&
-	    !acpi_no_initrd_override) {
-		struct acpi_table_header *initrd_table;
-
-		initrd_table = acpi_find_dsdt_initrd();
-		if (initrd_table)
-			*new_table = initrd_table;
-	}
 #endif
 	if (*new_table != NULL) {
 		printk(KERN_WARNING PREFIX "Override [%4.4s-%8.8s], "
@@ -418,15 +343,6 @@ acpi_os_table_override(struct acpi_table_header * existing_table,
 	return AE_OK;
 }
 
-#ifdef CONFIG_ACPI_CUSTOM_DSDT_INITRD
-static int __init acpi_no_initrd_override_setup(char *s)
-{
-	acpi_no_initrd_override = 1;
-	return 1;
-}
-__setup("acpi_no_initrd_override", acpi_no_initrd_override_setup);
-#endif
-
 static irqreturn_t acpi_irq(int irq, void *dev_id)
 {
 	u32 handled;
@@ -1237,7 +1153,7 @@ int acpi_check_resource_conflict(struct resource *res)
 
 	if (clash) {
 		if (acpi_enforce_resources != ENFORCE_RESOURCES_NO) {
-			printk(KERN_INFO "%sACPI: %s resource %s [0x%llx-0x%llx]"
+			printk("%sACPI: %s resource %s [0x%llx-0x%llx]"
 			       " conflicts with ACPI region %s"
 			       " [0x%llx-0x%llx]\n",
 			       acpi_enforce_resources == ENFORCE_RESOURCES_LAX

drivers/acpi/pci_irq.c

@@ -25,6 +25,7 @@
  */
 
 
+#include <linux/dmi.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
@@ -76,6 +77,101 @@ static struct acpi_prt_entry *acpi_pci_irq_find_prt_entry(int segment,
 	return NULL;
 }
 
+/* http://bugzilla.kernel.org/show_bug.cgi?id=4773 */
+static struct dmi_system_id medion_md9580[] = {
+	{
+		.ident = "Medion MD9580-F laptop",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "A555"),
+		},
+	},
+	{ }
+};
+
+/* http://bugzilla.kernel.org/show_bug.cgi?id=5044 */
+static struct dmi_system_id dell_optiplex[] = {
+	{
+		.ident = "Dell Optiplex GX1",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex GX1 600S+"),
+		},
+	},
+	{ }
+};
+
+/* http://bugzilla.kernel.org/show_bug.cgi?id=10138 */
+static struct dmi_system_id hp_t5710[] = {
+	{
+		.ident = "HP t5710",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "hp t5000 series"),
+			DMI_MATCH(DMI_BOARD_NAME, "098Ch"),
+		},
+	},
+	{ }
+};
+
+struct prt_quirk {
+	struct dmi_system_id	*system;
+	unsigned int		segment;
+	unsigned int		bus;
+	unsigned int		device;
+	unsigned char		pin;
+	char			*source;	/* according to BIOS */
+	char			*actual_source;
+};
+
+/*
+ * These systems have incorrect _PRT entries.  The BIOS claims the PCI
+ * interrupt at the listed segment/bus/device/pin is connected to the first
+ * link device, but it is actually connected to the second.
+ */
+static struct prt_quirk prt_quirks[] = {
+	{ medion_md9580, 0, 0, 9, 'A',
+		"\\_SB_.PCI0.ISA.LNKA",
+		"\\_SB_.PCI0.ISA.LNKB"},
+	{ dell_optiplex, 0, 0, 0xd, 'A',
+		"\\_SB_.LNKB",
+		"\\_SB_.LNKA"},
+	{ hp_t5710, 0, 0, 1, 'A',
+		"\\_SB_.PCI0.LNK1",
+		"\\_SB_.PCI0.LNK3"},
+};
+
+static void
+do_prt_fixups(struct acpi_prt_entry *entry, struct acpi_pci_routing_table *prt)
+{
+	int i;
+	struct prt_quirk *quirk;
+
+	for (i = 0; i < ARRAY_SIZE(prt_quirks); i++) {
+		quirk = &prt_quirks[i];
+
+		/* All current quirks involve link devices, not GSIs */
+		if (!prt->source)
+			continue;
+
+		if (dmi_check_system(quirk->system) &&
+		    entry->id.segment == quirk->segment &&
+		    entry->id.bus == quirk->bus &&
+		    entry->id.device == quirk->device &&
+		    entry->pin + 'A' == quirk->pin &&
+		    !strcmp(prt->source, quirk->source) &&
+		    strlen(prt->source) >= strlen(quirk->actual_source)) {
+			printk(KERN_WARNING PREFIX "firmware reports "
+				"%04x:%02x:%02x[%c] connected to %s; "
+				"changing to %s\n",
+				entry->id.segment, entry->id.bus,
+				entry->id.device, 'A' + entry->pin,
+				prt->source, quirk->actual_source);
+			strcpy(prt->source, quirk->actual_source);
+		}
+	}
+}
+
 static int
 acpi_pci_irq_add_entry(acpi_handle handle,
 		       int segment, int bus, struct acpi_pci_routing_table *prt)
@@ -96,6 +192,8 @@ acpi_pci_irq_add_entry(acpi_handle handle,
 	entry->id.function = prt->address & 0xFFFF;
 	entry->pin = prt->pin;
 
+	do_prt_fixups(entry, prt);
+
 	/*
 	 * Type 1: Dynamic
 	 * ---------------

drivers/acpi/pci_root.c

@@ -184,7 +184,7 @@ static void acpi_pci_bridge_scan(struct acpi_device *device)
 		}
 }
 
-static int acpi_pci_root_add(struct acpi_device *device)
+static int __devinit acpi_pci_root_add(struct acpi_device *device)
 {
 	int result = 0;
 	struct acpi_pci_root *root = NULL;

drivers/acpi/processor_core.c

@@ -840,17 +840,19 @@ static int is_processor_present(acpi_handle handle)
 
 
 	status = acpi_evaluate_integer(handle, "_STA", NULL, &sta);
-	/*
-	 * if a processor object does not have an _STA object,
-	 * OSPM assumes that the processor is present.
-	 */
-	if (status == AE_NOT_FOUND)
-		return 1;
 
 	if (ACPI_SUCCESS(status) && (sta & ACPI_STA_DEVICE_PRESENT))
 		return 1;
 
-	ACPI_EXCEPTION((AE_INFO, status, "Processor Device is not present"));
+	/*
+	 * _STA is mandatory for a processor that supports hot plug
+	 */
+	if (status == AE_NOT_FOUND)
+		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+				"Processor does not support hot plug\n"));
+	else
+		ACPI_EXCEPTION((AE_INFO, status,
+				"Processor Device is not present"));
 	return 0;
 }
 
@@ -886,8 +888,8 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
 	return 0;
 }
 
-static void
+static void __ref acpi_processor_hotplug_notify(acpi_handle handle,
-acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data)
+						u32 event, void *data)
 {
 	struct acpi_processor *pr;
 	struct acpi_device *device = NULL;
@@ -897,9 +899,10 @@ acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data)
 	switch (event) {
 	case ACPI_NOTIFY_BUS_CHECK:
 	case ACPI_NOTIFY_DEVICE_CHECK:
-		printk("Processor driver received %s event\n",
+		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+		"Processor driver received %s event\n",
 		       (event == ACPI_NOTIFY_BUS_CHECK) ?
-		       "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK");
+		       "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK"));
 
 		if (!is_processor_present(handle))
 			break;

drivers/acpi/processor_idle.c

@@ -216,8 +216,10 @@ static void acpi_safe_halt(void)
 	 * test NEED_RESCHED:
 	 */
 	smp_mb();
-	if (!need_resched())
+	if (!need_resched()) {
 		safe_halt();
+		local_irq_disable();
+	}
 	current_thread_info()->status |= TS_POLLING;
 }
 
@@ -421,7 +423,9 @@ static void acpi_processor_idle(void)
 		else
 			acpi_safe_halt();
 
-		local_irq_enable();
+		if (irqs_disabled())
+			local_irq_enable();
+
 		return;
 	}
 
@@ -530,7 +534,9 @@ static void acpi_processor_idle(void)
 		 *       skew otherwise.
 		 */
 		sleep_ticks = 0xFFFFFFFF;
-		local_irq_enable();
+		if (irqs_disabled())
+			local_irq_enable();
+
 		break;
 
 	case ACPI_STATE_C2:

drivers/acpi/scan.c

@@ -609,7 +609,8 @@ acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd)
 	status = acpi_evaluate_object(handle, "_EJD", NULL, &buffer);
 	if (ACPI_SUCCESS(status)) {
 		obj = buffer.pointer;
-		status = acpi_get_handle(NULL, obj->string.pointer, ejd);
+		status = acpi_get_handle(ACPI_ROOT_OBJECT, obj->string.pointer,
+					 ejd);
 		kfree(buffer.pointer);
 	}
 	return status;
@@ -966,7 +967,7 @@ static void acpi_device_set_id(struct acpi_device *device,
 	case ACPI_BUS_TYPE_DEVICE:
 		status = acpi_get_object_info(handle, &buffer);
 		if (ACPI_FAILURE(status)) {
-			printk(KERN_ERR PREFIX "%s: Error reading device info\n", __FUNCTION__);
+			printk(KERN_ERR PREFIX "%s: Error reading device info\n", __func__);
 			return;
 		}
 

drivers/acpi/sleep/main.c

@@ -504,7 +504,7 @@ static void acpi_power_off_prepare(void)
 static void acpi_power_off(void)
 {
 	/* acpi_sleep_prepare(ACPI_STATE_S5) should have already been called */
-	printk("%s called\n", __FUNCTION__);
+	printk("%s called\n", __func__);
 	local_irq_disable();
 	acpi_enable_wakeup_device(ACPI_STATE_S5);
 	acpi_enter_sleep_state(ACPI_STATE_S5);

drivers/acpi/system.c

@@ -319,7 +319,7 @@ void acpi_irq_stats_init(void)
 		goto fail;
 
 	for (i = 0; i < num_counters; ++i) {
-		char buffer[10];
+		char buffer[12];
 		char *name;
 
 		if (i < num_gpes)

drivers/acpi/thermal.c

@@ -879,6 +879,8 @@ static void acpi_thermal_check(void *data)
 }
 
 /* sys I/F for generic thermal sysfs support */
+#define KELVIN_TO_MILLICELSIUS(t) (t * 100 - 273200)
+
 static int thermal_get_temp(struct thermal_zone_device *thermal, char *buf)
 {
 	struct acpi_thermal *tz = thermal->devdata;
@@ -886,7 +888,7 @@ static int thermal_get_temp(struct thermal_zone_device *thermal, char *buf)
 	if (!tz)
 		return -EINVAL;
 
-	return sprintf(buf, "%ld\n", KELVIN_TO_CELSIUS(tz->temperature));
+	return sprintf(buf, "%ld\n", KELVIN_TO_MILLICELSIUS(tz->temperature));
 }
 
 static const char enabled[] = "kernel";
@@ -980,21 +982,21 @@ static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
 
 	if (tz->trips.critical.flags.valid) {
 		if (!trip)
-			return sprintf(buf, "%ld\n", KELVIN_TO_CELSIUS(
+			return sprintf(buf, "%ld\n", KELVIN_TO_MILLICELSIUS(
 				tz->trips.critical.temperature));
 		trip--;
 	}
 
 	if (tz->trips.hot.flags.valid) {
 		if (!trip)
-			return sprintf(buf, "%ld\n", KELVIN_TO_CELSIUS(
+			return sprintf(buf, "%ld\n", KELVIN_TO_MILLICELSIUS(
 					tz->trips.hot.temperature));
 		trip--;
 	}
 
 	if (tz->trips.passive.flags.valid) {
 		if (!trip)
-			return sprintf(buf, "%ld\n", KELVIN_TO_CELSIUS(
+			return sprintf(buf, "%ld\n", KELVIN_TO_MILLICELSIUS(
 					tz->trips.passive.temperature));
 		trip--;
 	}
@@ -1002,7 +1004,7 @@ static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
 	for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE &&
 		tz->trips.active[i].flags.valid; i++) {
 		if (!trip)
-			return sprintf(buf, "%ld\n", KELVIN_TO_CELSIUS(
+			return sprintf(buf, "%ld\n", KELVIN_TO_MILLICELSIUS(
 					tz->trips.active[i].temperature));
 		trip--;
 	}

drivers/acpi/toshiba_acpi.c

@@ -99,6 +99,13 @@ MODULE_LICENSE("GPL");
 #define HCI_VIDEO_OUT_CRT		0x2
 #define HCI_VIDEO_OUT_TV		0x4
 
+static const struct acpi_device_id toshiba_device_ids[] = {
+	{"TOS6200", 0},
+	{"TOS1900", 0},
+	{"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, toshiba_device_ids);
+
 /* utility
  */
 

drivers/acpi/utilities/utdebug.c

@@ -109,7 +109,7 @@ void acpi_ut_track_stack_ptr(void)
  * RETURN:      Updated pointer to the function name
  *
  * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present.
- *              This allows compiler macros such as __FUNCTION__ to be used
+ *              This allows compiler macros such as __func__ to be used
  *              with no change to the debug output.
  *
  ******************************************************************************/

drivers/acpi/utilities/utobject.c

@@ -432,7 +432,7 @@ acpi_ut_get_simple_object_size(union acpi_operand_object *internal_object,
 	 * element -- which is legal)
 	 */
 	if (!internal_object) {
-		*obj_length = 0;
+		*obj_length = sizeof(union acpi_object);
 		return_ACPI_STATUS(AE_OK);
 	}
 

drivers/acpi/utils.c

@@ -407,6 +407,12 @@ acpi_evaluate_reference(acpi_handle handle,
 			break;
 		}
 
+		if (!element->reference.handle) {
+			printk(KERN_WARNING PREFIX "Invalid reference in"
+			       " package %s\n", pathname);
+			status = AE_NULL_ENTRY;
+			break;
+		}
 		/* Get the  acpi_handle. */
 
 		list->handles[i] = element->reference.handle;

drivers/acpi/video.c

@@ -713,7 +713,7 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
 
 	kfree(obj);
 
-	if (device->cap._BCL && device->cap._BCM && device->cap._BQC && max_level > 0){
+	if (device->cap._BCL && device->cap._BCM && max_level > 0) {
 		int result;
 		static int count = 0;
 		char *name;
@@ -807,40 +807,11 @@ static void acpi_video_bus_find_cap(struct acpi_video_bus *video)
 static int acpi_video_bus_check(struct acpi_video_bus *video)
 {
 	acpi_status status = -ENOENT;
-	long device_id;
+
-	struct device *dev;
-	struct acpi_device *device;
 
 	if (!video)
 		return -EINVAL;
 
-	device = video->device;
-
-	status =
-	    acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id);
-
-	if (!ACPI_SUCCESS(status))
-		return -ENODEV;
-
-	/* We need to attempt to determine whether the _ADR refers to a
-	   PCI device or not. There's no terribly good way to do this,
-	   so the best we can hope for is to assume that there'll never
-	   be a video device in the host bridge */
-	if (device_id >= 0x10000) {
-		/* It looks like a PCI device. Does it exist? */
-		dev = acpi_get_physical_device(device->handle);
-	} else {
-		/* It doesn't look like a PCI device. Does its parent
-		   exist? */
-		acpi_handle phandle;
-		if (acpi_get_parent(device->handle, &phandle))
-			return -ENODEV;
-		dev = acpi_get_physical_device(phandle);
-	}
-	if (!dev)
-		return -ENODEV;
-	put_device(dev);
-
 	/* Since there is no HID, CID and so on for VGA driver, we have
 	 * to check well known required nodes.
 	 */
@@ -1201,7 +1172,7 @@ static int acpi_video_bus_ROM_seq_show(struct seq_file *seq, void *offset)
 	if (!video)
 		goto end;
 
-	printk(KERN_INFO PREFIX "Please implement %s\n", __FUNCTION__);
+	printk(KERN_INFO PREFIX "Please implement %s\n", __func__);
 	seq_printf(seq, "<TODO>\n");
 
       end:
@@ -1366,37 +1337,8 @@ acpi_video_bus_write_DOS(struct file *file,
 
 static int acpi_video_bus_add_fs(struct acpi_device *device)
 {
-	long device_id;
-	int status;
 	struct proc_dir_entry *entry = NULL;
 	struct acpi_video_bus *video;
-	struct device *dev;
-
-	status =
-	    acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id);
-
-	if (!ACPI_SUCCESS(status))
-		return -ENODEV;
-
-	/* We need to attempt to determine whether the _ADR refers to a
-	   PCI device or not. There's no terribly good way to do this,
-	   so the best we can hope for is to assume that there'll never
-	   be a video device in the host bridge */
-	if (device_id >= 0x10000) {
-		/* It looks like a PCI device. Does it exist? */
-		dev = acpi_get_physical_device(device->handle);
-	} else {
-		/* It doesn't look like a PCI device. Does its parent
-		   exist? */
-		acpi_handle phandle;
-		if (acpi_get_parent(device->handle, &phandle))
-			return -ENODEV;
-		dev = acpi_get_physical_device(phandle);
-	}
-	if (!dev)
-		return -ENODEV;
-	put_device(dev);
-
 
 
 	video = acpi_driver_data(device);

drivers/acpi/wmi.c

@@ -293,7 +293,7 @@ struct acpi_buffer *out)
 {
 	struct guid_block *block = NULL;
 	struct wmi_block *wblock = NULL;
-	acpi_handle handle;
+	acpi_handle handle, wc_handle;
 	acpi_status status, wc_status = AE_ERROR;
 	struct acpi_object_list input, wc_input;
 	union acpi_object wc_params[1], wq_params[1];
@@ -338,8 +338,10 @@ struct acpi_buffer *out)
 		 * expensive, but have no corresponding WCxx method. So we
 		 * should not fail if this happens.
 		 */
-		wc_status = acpi_evaluate_object(handle, wc_method,
+		wc_status = acpi_get_handle(handle, wc_method, &wc_handle);
-			&wc_input, NULL);
+		if (ACPI_SUCCESS(wc_status))
+			wc_status = acpi_evaluate_object(handle, wc_method,
+				&wc_input, NULL);
 	}
 
 	strcpy(method, "WQ");
@@ -351,7 +353,7 @@ struct acpi_buffer *out)
 	 * If ACPI_WMI_EXPENSIVE, call the relevant WCxx method, even if
 	 * the WQxx method failed - we should disable collection anyway.
 	 */
-	if ((block->flags & ACPI_WMI_EXPENSIVE) && wc_status) {
+	if ((block->flags & ACPI_WMI_EXPENSIVE) && ACPI_SUCCESS(wc_status)) {
 		wc_params[0].integer.value = 0;
 		status = acpi_evaluate_object(handle,
 		wc_method, &wc_input, NULL);

drivers/ata/Kconfig

@@ -30,6 +30,7 @@ config ATA_NONSTANDARD
 config ATA_ACPI
 	bool
 	depends on ACPI && PCI
+	select ACPI_DOCK
 	default y
 	help
 	  This option adds support for ATA-related ACPI objects.

drivers/ata/ahci.c

@@ -49,6 +49,10 @@
 #define DRV_NAME	"ahci"
 #define DRV_VERSION	"3.0"
 
+static int ahci_skip_host_reset;
+module_param_named(skip_host_reset, ahci_skip_host_reset, int, 0444);
+MODULE_PARM_DESC(skip_host_reset, "skip global host reset (0=don't skip, 1=skip)");
+
 static int ahci_enable_alpm(struct ata_port *ap,
 		enum link_pm policy);
 static void ahci_disable_alpm(struct ata_port *ap);
@@ -587,6 +591,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
 
 	/* Marvell */
 	{ PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv },	/* 6145 */
+	{ PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv },	/* 6121 */
 
 	/* Generic, PCI class code for AHCI */
 	{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
@@ -661,6 +666,7 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
 	void __iomem *mmio = pcim_iomap_table(pdev)[AHCI_PCI_BAR];
 	u32 cap, port_map;
 	int i;
+	int mv;
 
 	/* make sure AHCI mode is enabled before accessing CAP */
 	ahci_enable_ahci(mmio);
@@ -696,12 +702,16 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
 	 * presence register, as bit 4 (counting from 0)
 	 */
 	if (hpriv->flags & AHCI_HFLAG_MV_PATA) {
+		if (pdev->device == 0x6121)
+			mv = 0x3;
+		else
+			mv = 0xf;
 		dev_printk(KERN_ERR, &pdev->dev,
 			   "MV_AHCI HACK: port_map %x -> %x\n",
-			   hpriv->port_map,
+			   port_map,
-			   hpriv->port_map & 0xf);
+			   port_map & mv);
 
-		port_map &= 0xf;
+		port_map &= mv;
 	}
 
 	/* cross check port_map and cap.n_ports */
@@ -1088,29 +1098,35 @@ static int ahci_reset_controller(struct ata_host *host)
 	ahci_enable_ahci(mmio);
 
 	/* global controller reset */
-	tmp = readl(mmio + HOST_CTL);
+	if (!ahci_skip_host_reset) {
-	if ((tmp & HOST_RESET) == 0) {
+		tmp = readl(mmio + HOST_CTL);
-		writel(tmp | HOST_RESET, mmio + HOST_CTL);
+		if ((tmp & HOST_RESET) == 0) {
-		readl(mmio + HOST_CTL); /* flush */
+			writel(tmp | HOST_RESET, mmio + HOST_CTL);
-	}
+			readl(mmio + HOST_CTL); /* flush */
+		}
 
-	/* reset must complete within 1 second, or
+		/* reset must complete within 1 second, or
-	 * the hardware should be considered fried.
+		 * the hardware should be considered fried.
-	 */
+		 */
-	ssleep(1);
+		ssleep(1);
 
-	tmp = readl(mmio + HOST_CTL);
+		tmp = readl(mmio + HOST_CTL);
-	if (tmp & HOST_RESET) {
+		if (tmp & HOST_RESET) {
-		dev_printk(KERN_ERR, host->dev,
+			dev_printk(KERN_ERR, host->dev,
-			   "controller reset failed (0x%x)\n", tmp);
+				   "controller reset failed (0x%x)\n", tmp);
-		return -EIO;
+			return -EIO;
-	}
+		}
 
-	/* turn on AHCI mode */
+		/* turn on AHCI mode */
-	ahci_enable_ahci(mmio);
+		ahci_enable_ahci(mmio);
 
-	/* some registers might be cleared on reset.  restore initial values */
+		/* Some registers might be cleared on reset.  Restore
-	ahci_restore_initial_config(host);
+		 * initial values.
+		 */
+		ahci_restore_initial_config(host);
+	} else
+		dev_printk(KERN_INFO, host->dev,
+			   "skipping global host reset\n");
 
 	if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
 		u16 tmp16;
@@ -1162,9 +1178,14 @@ static void ahci_init_controller(struct ata_host *host)
 	int i;
 	void __iomem *port_mmio;
 	u32 tmp;
+	int mv;
 
 	if (hpriv->flags & AHCI_HFLAG_MV_PATA) {
-		port_mmio = __ahci_port_base(host, 4);
+		if (pdev->device == 0x6121)
+			mv = 2;
+		else
+			mv = 4;
+		port_mmio = __ahci_port_base(host, mv);
 
 		writel(0, port_mmio + PORT_IRQ_MASK);
 
@@ -2241,7 +2262,10 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (rc)
 		return rc;
 
-	rc = pcim_iomap_regions(pdev, 1 << AHCI_PCI_BAR, DRV_NAME);
+	/* AHCI controllers often implement SFF compatible interface.
+	 * Grab all PCI BARs just in case.
+	 */
+	rc = pcim_iomap_regions_request_all(pdev, 1 << AHCI_PCI_BAR, DRV_NAME);
 	if (rc == -EBUSY)
 		pcim_pin_device(pdev);
 	if (rc)

drivers/ata/libata-acpi.c

@@ -118,45 +118,77 @@ static void ata_acpi_associate_ide_port(struct ata_port *ap)
 		ap->pflags |= ATA_PFLAG_INIT_GTM_VALID;
 }
 
-static void ata_acpi_handle_hotplug(struct ata_port *ap, struct kobject *kobj,
+static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device *dev,
 				    u32 event)
 {
 	char event_string[12];
 	char *envp[] = { event_string, NULL };
-	struct ata_eh_info *ehi = &ap->link.eh_info;
+	struct ata_eh_info *ehi;
+	struct kobject *kobj = NULL;
+	int wait = 0;
+	unsigned long flags;
 
-	if (event == 0 || event == 1) {
+	if (!ap)
-	       unsigned long flags;
+		ap = dev->link->ap;
-	       spin_lock_irqsave(ap->lock, flags);
+	ehi = &ap->link.eh_info;
-	       ata_ehi_clear_desc(ehi);
+
-	       ata_ehi_push_desc(ehi, "ACPI event");
+	spin_lock_irqsave(ap->lock, flags);
-	       ata_ehi_hotplugged(ehi);
+
-	       ata_port_freeze(ap);
+	switch (event) {
-	       spin_unlock_irqrestore(ap->lock, flags);
+	case ACPI_NOTIFY_BUS_CHECK:
+	case ACPI_NOTIFY_DEVICE_CHECK:
+		ata_ehi_push_desc(ehi, "ACPI event");
+		ata_ehi_hotplugged(ehi);
+		ata_port_freeze(ap);
+		break;
+
+	case ACPI_NOTIFY_EJECT_REQUEST:
+		ata_ehi_push_desc(ehi, "ACPI event");
+		if (dev)
+			dev->flags |= ATA_DFLAG_DETACH;
+		else {
+			struct ata_link *tlink;
+			struct ata_device *tdev;
+
+			ata_port_for_each_link(tlink, ap)
+				ata_link_for_each_dev(tdev, tlink)
+					tdev->flags |= ATA_DFLAG_DETACH;
+		}
+
+		ata_port_schedule_eh(ap);
+		wait = 1;
+		break;
 	}
 
+	if (dev) {
+		if (dev->sdev)
+			kobj = &dev->sdev->sdev_gendev.kobj;
+	} else
+		kobj = &ap->dev->kobj;
+
 	if (kobj) {
 		sprintf(event_string, "BAY_EVENT=%d", event);
 		kobject_uevent_env(kobj, KOBJ_CHANGE, envp);
 	}
+
+	spin_unlock_irqrestore(ap->lock, flags);
+
+	if (wait)
+		ata_port_wait_eh(ap);
 }
 
 static void ata_acpi_dev_notify(acpi_handle handle, u32 event, void *data)
 {
 	struct ata_device *dev = data;
-	struct kobject *kobj = NULL;
 
-	if (dev->sdev)
+	ata_acpi_handle_hotplug(NULL, dev, event);
-		kobj = &dev->sdev->sdev_gendev.kobj;
-
-	ata_acpi_handle_hotplug(dev->link->ap, kobj, event);
 }
 
 static void ata_acpi_ap_notify(acpi_handle handle, u32 event, void *data)
 {
 	struct ata_port *ap = data;
 
-	ata_acpi_handle_hotplug(ap, &ap->dev->kobj, event);
+	ata_acpi_handle_hotplug(ap, NULL, event);
 }
 
 /**
@@ -191,20 +223,30 @@ void ata_acpi_associate(struct ata_host *host)
 		else
 			ata_acpi_associate_ide_port(ap);
 
-		if (ap->acpi_handle)
+		if (ap->acpi_handle) {
-			acpi_install_notify_handler (ap->acpi_handle,
+			acpi_install_notify_handler(ap->acpi_handle,
-						     ACPI_SYSTEM_NOTIFY,
+						    ACPI_SYSTEM_NOTIFY,
-						     ata_acpi_ap_notify,
+						    ata_acpi_ap_notify, ap);
-						     ap);
+#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
+			/* we might be on a docking station */
+			register_hotplug_dock_device(ap->acpi_handle,
+						     ata_acpi_ap_notify, ap);
+#endif
+		}
 
 		for (j = 0; j < ata_link_max_devices(&ap->link); j++) {
 			struct ata_device *dev = &ap->link.device[j];
 
-			if (dev->acpi_handle)
+			if (dev->acpi_handle) {
-				acpi_install_notify_handler (dev->acpi_handle,
+				acpi_install_notify_handler(dev->acpi_handle,
-							     ACPI_SYSTEM_NOTIFY,
+						ACPI_SYSTEM_NOTIFY,
-							     ata_acpi_dev_notify,
+						ata_acpi_dev_notify, dev);
-							     dev);
+#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
+				/* we might be on a docking station */
+				register_hotplug_dock_device(dev->acpi_handle,
+						ata_acpi_dev_notify, dev);
+#endif
+			}
 		}
 	}
 }

drivers/ata/pata_ali.c

@@ -295,7 +295,7 @@ static void ali_lock_sectors(struct ata_device *adev)
 static int ali_check_atapi_dma(struct ata_queued_cmd *qc)
 {
 	/* If its not a media command, its not worth it */
-	if (qc->nbytes < 2048)
+	if (atapi_cmd_type(qc->cdb[0]) == ATAPI_MISC)
 		return -EOPNOTSUPP;
 	return 0;
 }

drivers/block/floppy.c

@@ -217,7 +217,6 @@ static int use_virtual_dma;
  */
 
 static DEFINE_SPINLOCK(floppy_lock);
-static struct completion device_release;
 
 static unsigned short virtual_dma_port = 0x3f0;
 irqreturn_t floppy_interrupt(int irq, void *dev_id);
@@ -4144,7 +4143,6 @@ DEVICE_ATTR(cmos,S_IRUGO,floppy_cmos_show,NULL);
 
 static void floppy_device_release(struct device *dev)
 {
-	complete(&device_release);
 }
 
 static struct platform_device floppy_device[N_DRIVE];
@@ -4539,7 +4537,6 @@ void cleanup_module(void)
 {
 	int drive;
 
-	init_completion(&device_release);
 	blk_unregister_region(MKDEV(FLOPPY_MAJOR, 0), 256);
 	unregister_blkdev(FLOPPY_MAJOR, "fd");
 
@@ -4564,8 +4561,6 @@ void cleanup_module(void)
 
 	/* eject disk, if any */
 	fd_eject(0);
-
-	wait_for_completion(&device_release);
 }
 
 module_param(floppy, charp, 0);

drivers/block/virtio_blk.c

@@ -238,6 +238,7 @@ static int virtblk_probe(struct virtio_device *vdev)
 	vblk->disk->first_minor = index_to_minor(index);
 	vblk->disk->private_data = vblk;
 	vblk->disk->fops = &virtblk_fops;
+	vblk->disk->driverfs_dev = &vdev->dev;
 	index++;
 
 	/* If barriers are supported, tell block layer that queue is ordered */

drivers/char/riscom8.c

@@ -1709,7 +1709,7 @@ static int __init riscom8_init_module (void)
 
 	if (iobase || iobase1 || iobase2 || iobase3) {
 		for(i = 0; i < RC_NBOARD; i++)
-			rc_board[0].base = 0;
+			rc_board[i].base = 0;
 	}
 
 	if (iobase)

drivers/dma/dmaengine.c

@@ -357,7 +357,7 @@ int dma_async_device_register(struct dma_device *device)
 		!device->device_prep_dma_zero_sum);
 	BUG_ON(dma_has_cap(DMA_MEMSET, device->cap_mask) &&
 		!device->device_prep_dma_memset);
-	BUG_ON(dma_has_cap(DMA_ZERO_SUM, device->cap_mask) &&
+	BUG_ON(dma_has_cap(DMA_INTERRUPT, device->cap_mask) &&
 		!device->device_prep_dma_interrupt);
 
 	BUG_ON(!device->device_alloc_chan_resources);

drivers/dma/fsldma.c

@@ -57,12 +57,12 @@ static void dma_init(struct fsl_dma_chan *fsl_chan)
 
 }
 
-static void set_sr(struct fsl_dma_chan *fsl_chan, dma_addr_t val)
+static void set_sr(struct fsl_dma_chan *fsl_chan, u32 val)
 {
 	DMA_OUT(fsl_chan, &fsl_chan->reg_base->sr, val, 32);
 }
 
-static dma_addr_t get_sr(struct fsl_dma_chan *fsl_chan)
+static u32 get_sr(struct fsl_dma_chan *fsl_chan)
 {
 	return DMA_IN(fsl_chan, &fsl_chan->reg_base->sr, 32);
 }
@@ -406,6 +406,32 @@ static void fsl_dma_free_chan_resources(struct dma_chan *chan)
 	dma_pool_destroy(fsl_chan->desc_pool);
 }
 
+static struct dma_async_tx_descriptor *
+fsl_dma_prep_interrupt(struct dma_chan *chan)
+{
+	struct fsl_dma_chan *fsl_chan;
+	struct fsl_desc_sw *new;
+
+	if (!chan)
+		return NULL;
+
+	fsl_chan = to_fsl_chan(chan);
+
+	new = fsl_dma_alloc_descriptor(fsl_chan);
+	if (!new) {
+		dev_err(fsl_chan->dev, "No free memory for link descriptor\n");
+		return NULL;
+	}
+
+	new->async_tx.cookie = -EBUSY;
+	new->async_tx.ack = 0;
+
+	/* Set End-of-link to the last link descriptor of new list*/
+	set_ld_eol(fsl_chan, new);
+
+	return &new->async_tx;
+}
+
 static struct dma_async_tx_descriptor *fsl_dma_prep_memcpy(
 	struct dma_chan *chan, dma_addr_t dma_dest, dma_addr_t dma_src,
 	size_t len, unsigned long flags)
@@ -436,7 +462,7 @@ static struct dma_async_tx_descriptor *fsl_dma_prep_memcpy(
 		dev_dbg(fsl_chan->dev, "new link desc alloc %p\n", new);
 #endif
 
-		copy = min(len, FSL_DMA_BCR_MAX_CNT);
+		copy = min(len, (size_t)FSL_DMA_BCR_MAX_CNT);
 
 		set_desc_cnt(fsl_chan, &new->hw, copy);
 		set_desc_src(fsl_chan, &new->hw, dma_src);
@@ -513,7 +539,6 @@ static void fsl_chan_ld_cleanup(struct fsl_dma_chan *fsl_chan)
 
 	spin_lock_irqsave(&fsl_chan->desc_lock, flags);
 
-	fsl_dma_update_completed_cookie(fsl_chan);
 	dev_dbg(fsl_chan->dev, "chan completed_cookie = %d\n",
 			fsl_chan->completed_cookie);
 	list_for_each_entry_safe(desc, _desc, &fsl_chan->ld_queue, node) {
@@ -581,8 +606,8 @@ static void fsl_chan_xfer_ld_queue(struct fsl_dma_chan *fsl_chan)
 	if (ld_node != &fsl_chan->ld_queue) {
 		/* Get the ld start address from ld_queue */
 		next_dest_addr = to_fsl_desc(ld_node)->async_tx.phys;
-		dev_dbg(fsl_chan->dev, "xfer LDs staring from 0x%016llx\n",
+		dev_dbg(fsl_chan->dev, "xfer LDs staring from %p\n",
-				(u64)next_dest_addr);
+				(void *)next_dest_addr);
 		set_cdar(fsl_chan, next_dest_addr);
 		dma_start(fsl_chan);
 	} else {
@@ -662,7 +687,7 @@ static enum dma_status fsl_dma_is_complete(struct dma_chan *chan,
 static irqreturn_t fsl_dma_chan_do_interrupt(int irq, void *data)
 {
 	struct fsl_dma_chan *fsl_chan = (struct fsl_dma_chan *)data;
-	dma_addr_t stat;
+	u32 stat;
 
 	stat = get_sr(fsl_chan);
 	dev_dbg(fsl_chan->dev, "event: channel %d, stat = 0x%x\n",
@@ -681,10 +706,10 @@ static irqreturn_t fsl_dma_chan_do_interrupt(int irq, void *data)
 	 */
 	if (stat & FSL_DMA_SR_EOSI) {
 		dev_dbg(fsl_chan->dev, "event: End-of-segments INT\n");
-		dev_dbg(fsl_chan->dev, "event: clndar 0x%016llx, "
+		dev_dbg(fsl_chan->dev, "event: clndar %p, nlndar %p\n",
-				"nlndar 0x%016llx\n", (u64)get_cdar(fsl_chan),
+			(void *)get_cdar(fsl_chan), (void *)get_ndar(fsl_chan));
-				(u64)get_ndar(fsl_chan));
 		stat &= ~FSL_DMA_SR_EOSI;
+		fsl_dma_update_completed_cookie(fsl_chan);
 	}
 
 	/* If it current transfer is the end-of-transfer,
@@ -726,12 +751,15 @@ static void dma_do_tasklet(unsigned long data)
 	fsl_chan_ld_cleanup(fsl_chan);
 }
 
+#ifdef FSL_DMA_CALLBACKTEST
 static void fsl_dma_callback_test(struct fsl_dma_chan *fsl_chan)
 {
 	if (fsl_chan)
 		dev_info(fsl_chan->dev, "selftest: callback is ok!\n");
 }
+#endif
 
+#ifdef CONFIG_FSL_DMA_SELFTEST
 static int fsl_dma_self_test(struct fsl_dma_chan *fsl_chan)
 {
 	struct dma_chan *chan;
@@ -837,9 +865,9 @@ static int fsl_dma_self_test(struct fsl_dma_chan *fsl_chan)
 	if (err) {
 		for (i = 0; (*(src + i) == *(dest + i)) && (i < test_size);
 				i++);
-		dev_err(fsl_chan->dev, "selftest: Test failed, data %d/%d is "
+		dev_err(fsl_chan->dev, "selftest: Test failed, data %d/%ld is "
 				"error! src 0x%x, dest 0x%x\n",
-				i, test_size, *(src + i), *(dest + i));
+				i, (long)test_size, *(src + i), *(dest + i));
 	}
 
 free_resources:
@@ -848,6 +876,7 @@ static int fsl_dma_self_test(struct fsl_dma_chan *fsl_chan)
 	kfree(src);
 	return err;
 }
+#endif
 
 static int __devinit of_fsl_dma_chan_probe(struct of_device *dev,
 			const struct of_device_id *match)
@@ -1008,8 +1037,8 @@ static int __devinit of_fsl_dma_probe(struct of_device *dev,
 	}
 
 	dev_info(&dev->dev, "Probe the Freescale DMA driver for %s "
-			"controller at 0x%08x...\n",
+			"controller at %p...\n",
-			match->compatible, fdev->reg.start);
+			match->compatible, (void *)fdev->reg.start);
 	fdev->reg_base = ioremap(fdev->reg.start, fdev->reg.end
 						- fdev->reg.start + 1);
 
@@ -1017,6 +1046,7 @@ static int __devinit of_fsl_dma_probe(struct of_device *dev,
 	dma_cap_set(DMA_INTERRUPT, fdev->common.cap_mask);
 	fdev->common.device_alloc_chan_resources = fsl_dma_alloc_chan_resources;
 	fdev->common.device_free_chan_resources = fsl_dma_free_chan_resources;
+	fdev->common.device_prep_dma_interrupt = fsl_dma_prep_interrupt;
 	fdev->common.device_prep_dma_memcpy = fsl_dma_prep_memcpy;
 	fdev->common.device_is_tx_complete = fsl_dma_is_complete;
 	fdev->common.device_issue_pending = fsl_dma_memcpy_issue_pending;

drivers/dma/iop-adma.c

@@ -140,7 +140,7 @@ static void __iop_adma_slot_cleanup(struct iop_adma_chan *iop_chan)
 	int busy = iop_chan_is_busy(iop_chan);
 	int seen_current = 0, slot_cnt = 0, slots_per_op = 0;
 
-	dev_dbg(iop_chan->device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(iop_chan->device->common.dev, "%s\n", __func__);
 	/* free completed slots from the chain starting with
 	 * the oldest descriptor
 	 */
@@ -438,7 +438,7 @@ iop_adma_tx_submit(struct dma_async_tx_descriptor *tx)
 	spin_unlock_bh(&iop_chan->lock);
 
 	dev_dbg(iop_chan->device->common.dev, "%s cookie: %d slot: %d\n",
-		__FUNCTION__, sw_desc->async_tx.cookie, sw_desc->idx);
+		__func__, sw_desc->async_tx.cookie, sw_desc->idx);
 
 	return cookie;
 }
@@ -520,7 +520,7 @@ iop_adma_prep_dma_interrupt(struct dma_chan *chan)
 	struct iop_adma_desc_slot *sw_desc, *grp_start;
 	int slot_cnt, slots_per_op;
 
-	dev_dbg(iop_chan->device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(iop_chan->device->common.dev, "%s\n", __func__);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_interrupt_slot_count(&slots_per_op, iop_chan);
@@ -548,7 +548,7 @@ iop_adma_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dma_dest,
 	BUG_ON(unlikely(len > IOP_ADMA_MAX_BYTE_COUNT));
 
 	dev_dbg(iop_chan->device->common.dev, "%s len: %u\n",
-		__FUNCTION__, len);
+		__func__, len);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_memcpy_slot_count(len, &slots_per_op);
@@ -580,7 +580,7 @@ iop_adma_prep_dma_memset(struct dma_chan *chan, dma_addr_t dma_dest,
 	BUG_ON(unlikely(len > IOP_ADMA_MAX_BYTE_COUNT));
 
 	dev_dbg(iop_chan->device->common.dev, "%s len: %u\n",
-		__FUNCTION__, len);
+		__func__, len);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_memset_slot_count(len, &slots_per_op);
@@ -614,7 +614,7 @@ iop_adma_prep_dma_xor(struct dma_chan *chan, dma_addr_t dma_dest,
 
 	dev_dbg(iop_chan->device->common.dev,
 		"%s src_cnt: %d len: %u flags: %lx\n",
-		__FUNCTION__, src_cnt, len, flags);
+		__func__, src_cnt, len, flags);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_xor_slot_count(len, src_cnt, &slots_per_op);
@@ -648,7 +648,7 @@ iop_adma_prep_dma_zero_sum(struct dma_chan *chan, dma_addr_t *dma_src,
 		return NULL;
 
 	dev_dbg(iop_chan->device->common.dev, "%s src_cnt: %d len: %u\n",
-		__FUNCTION__, src_cnt, len);
+		__func__, src_cnt, len);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_zero_sum_slot_count(len, src_cnt, &slots_per_op);
@@ -659,7 +659,7 @@ iop_adma_prep_dma_zero_sum(struct dma_chan *chan, dma_addr_t *dma_src,
 		iop_desc_set_zero_sum_byte_count(grp_start, len);
 		grp_start->xor_check_result = result;
 		pr_debug("\t%s: grp_start->xor_check_result: %p\n",
-			__FUNCTION__, grp_start->xor_check_result);
+			__func__, grp_start->xor_check_result);
 		sw_desc->unmap_src_cnt = src_cnt;
 		sw_desc->unmap_len = len;
 		while (src_cnt--)
@@ -700,7 +700,7 @@ static void iop_adma_free_chan_resources(struct dma_chan *chan)
 	iop_chan->last_used = NULL;
 
 	dev_dbg(iop_chan->device->common.dev, "%s slots_allocated %d\n",
-		__FUNCTION__, iop_chan->slots_allocated);
+		__func__, iop_chan->slots_allocated);
 	spin_unlock_bh(&iop_chan->lock);
 
 	/* one is ok since we left it on there on purpose */
@@ -753,7 +753,7 @@ static irqreturn_t iop_adma_eot_handler(int irq, void *data)
 {
 	struct iop_adma_chan *chan = data;
 
-	dev_dbg(chan->device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(chan->device->common.dev, "%s\n", __func__);
 
 	tasklet_schedule(&chan->irq_tasklet);
 
@@ -766,7 +766,7 @@ static irqreturn_t iop_adma_eoc_handler(int irq, void *data)
 {
 	struct iop_adma_chan *chan = data;
 
-	dev_dbg(chan->device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(chan->device->common.dev, "%s\n", __func__);
 
 	tasklet_schedule(&chan->irq_tasklet);
 
@@ -823,7 +823,7 @@ static int __devinit iop_adma_memcpy_self_test(struct iop_adma_device *device)
 	int err = 0;
 	struct iop_adma_chan *iop_chan;
 
-	dev_dbg(device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(device->common.dev, "%s\n", __func__);
 
 	src = kzalloc(sizeof(u8) * IOP_ADMA_TEST_SIZE, GFP_KERNEL);
 	if (!src)
@@ -906,7 +906,7 @@ iop_adma_xor_zero_sum_self_test(struct iop_adma_device *device)
 	int err = 0;
 	struct iop_adma_chan *iop_chan;
 
-	dev_dbg(device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(device->common.dev, "%s\n", __func__);
 
 	for (src_idx = 0; src_idx < IOP_ADMA_NUM_SRC_TEST; src_idx++) {
 		xor_srcs[src_idx] = alloc_page(GFP_KERNEL);
@@ -1159,7 +1159,7 @@ static int __devinit iop_adma_probe(struct platform_device *pdev)
 	}
 
 	dev_dbg(&pdev->dev, "%s: allocted descriptor pool virt %p phys %p\n",
-		__FUNCTION__, adev->dma_desc_pool_virt,
+		__func__, adev->dma_desc_pool_virt,
 		(void *) adev->dma_desc_pool);
 
 	adev->id = plat_data->hw_id;
@@ -1289,7 +1289,7 @@ static void iop_chan_start_null_memcpy(struct iop_adma_chan *iop_chan)
 	dma_cookie_t cookie;
 	int slot_cnt, slots_per_op;
 
-	dev_dbg(iop_chan->device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(iop_chan->device->common.dev, "%s\n", __func__);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_memcpy_slot_count(0, &slots_per_op);
@@ -1346,7 +1346,7 @@ static void iop_chan_start_null_xor(struct iop_adma_chan *iop_chan)
 	dma_cookie_t cookie;
 	int slot_cnt, slots_per_op;
 
-	dev_dbg(iop_chan->device->common.dev, "%s\n", __FUNCTION__);
+	dev_dbg(iop_chan->device->common.dev, "%s\n", __func__);
 
 	spin_lock_bh(&iop_chan->lock);
 	slot_cnt = iop_chan_xor_slot_count(0, 2, &slots_per_op);

drivers/firewire/Kconfig

@@ -1,5 +1,3 @@
-# -*- shell-script -*-
-
 comment "An alternative FireWire stack is available with EXPERIMENTAL=y"
 	depends on EXPERIMENTAL=n
 
@@ -21,27 +19,7 @@ config FIREWIRE
           NOTE:
 
 	  You should only build ONE of the stacks, unless you REALLY know what
-	  you are doing.  If you install both, you should configure them only as
+	  you are doing.
-	  modules rather than link them statically, and you should blacklist one
-	  of the concurrent low-level drivers in /etc/modprobe.conf.  Add either
-
-	      blacklist firewire-ohci
-	  or
-	      blacklist ohci1394
-
-	  there depending on which driver you DON'T want to have auto-loaded.
-	  You can optionally do the same with the other IEEE 1394/ FireWire
-	  drivers.
-
-	  If you have an old modprobe which doesn't implement the blacklist
-	  directive, use either
-
-	       install firewire-ohci /bin/true
-	  or
-	       install ohci1394 /bin/true
-
-	  and so on, depending on which modules you DON't want to have
-	  auto-loaded.
 
 config FIREWIRE_OHCI
 	tristate "Support for OHCI FireWire host controllers"
@@ -57,8 +35,24 @@ config FIREWIRE_OHCI
 
           NOTE:
 
-	  If you also build ohci1394 of the classic stack, blacklist either
+	  You should only build ohci1394 or firewire-ohci, but not both.
-	  ohci1394 or firewire-ohci to let hotplug load only the desired driver.
+	  If you nevertheless want to install both, you should configure them
+	  only as modules and blacklist the driver(s) which you don't want to
+	  have auto-loaded.  Add either
+
+	      blacklist firewire-ohci
+	  or
+	      blacklist ohci1394
+	      blacklist video1394
+	      blacklist dv1394
+
+	  to /etc/modprobe.conf or /etc/modprobe.d/* and update modprobe.conf
+	  depending on your distribution.  The latter two modules should be
+	  blacklisted together with ohci1394 because they depend on ohci1394.
+
+	  If you have an old modprobe which doesn't implement the blacklist
+	  directive, use "install modulename /bin/true" for the modules to be
+	  blacklisted.
 
 config FIREWIRE_SBP2
 	tristate "Support for storage devices (SBP-2 protocol driver)"
@@ -75,9 +69,3 @@ config FIREWIRE_SBP2
 
 	  You should also enable support for disks, CD-ROMs, etc. in the SCSI
 	  configuration section.
-
-          NOTE:
-
-	  If you also build sbp2 of the classic stack, blacklist either sbp2
-	  or firewire-sbp2 to let hotplug load only the desired driver.
-

drivers/firewire/fw-ohci.c

@@ -33,6 +33,10 @@
 #include <asm/page.h>
 #include <asm/system.h>
 
+#ifdef CONFIG_PPC_PMAC
+#include <asm/pmac_feature.h>
+#endif
+
 #include "fw-ohci.h"
 #include "fw-transaction.h"
 
@@ -175,6 +179,7 @@ struct fw_ohci {
 	int generation;
 	int request_generation;
 	u32 bus_seconds;
+	bool old_uninorth;
 
 	/*
 	 * Spinlock for accessing fw_ohci data.  Never call out of
@@ -276,19 +281,13 @@ static int ar_context_add_page(struct ar_context *ctx)
 {
 	struct device *dev = ctx->ohci->card.device;
 	struct ar_buffer *ab;
-	dma_addr_t ab_bus;
+	dma_addr_t uninitialized_var(ab_bus);
 	size_t offset;
 
-	ab = (struct ar_buffer *) __get_free_page(GFP_ATOMIC);
+	ab = dma_alloc_coherent(dev, PAGE_SIZE, &ab_bus, GFP_ATOMIC);
 	if (ab == NULL)
 		return -ENOMEM;
 
-	ab_bus = dma_map_single(dev, ab, PAGE_SIZE, DMA_BIDIRECTIONAL);
-	if (dma_mapping_error(ab_bus)) {
-		free_page((unsigned long) ab);
-		return -ENOMEM;
-	}
-
 	memset(&ab->descriptor, 0, sizeof(ab->descriptor));
 	ab->descriptor.control        = cpu_to_le16(DESCRIPTOR_INPUT_MORE |
 						    DESCRIPTOR_STATUS |
@@ -299,8 +298,6 @@ static int ar_context_add_page(struct ar_context *ctx)
 	ab->descriptor.res_count      = cpu_to_le16(PAGE_SIZE - offset);
 	ab->descriptor.branch_address = 0;
 
-	dma_sync_single_for_device(dev, ab_bus, PAGE_SIZE, DMA_BIDIRECTIONAL);
-
 	ctx->last_buffer->descriptor.branch_address = cpu_to_le32(ab_bus | 1);
 	ctx->last_buffer->next = ab;
 	ctx->last_buffer = ab;
@@ -311,15 +308,22 @@ static int ar_context_add_page(struct ar_context *ctx)
 	return 0;
 }
 
+#if defined(CONFIG_PPC_PMAC) && defined(CONFIG_PPC32)
+#define cond_le32_to_cpu(v) \
+	(ohci->old_uninorth ? (__force __u32)(v) : le32_to_cpu(v))
+#else
+#define cond_le32_to_cpu(v) le32_to_cpu(v)
+#endif
+
 static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
 {
 	struct fw_ohci *ohci = ctx->ohci;
 	struct fw_packet p;
 	u32 status, length, tcode;
 
-	p.header[0] = le32_to_cpu(buffer[0]);
+	p.header[0] = cond_le32_to_cpu(buffer[0]);
-	p.header[1] = le32_to_cpu(buffer[1]);
+	p.header[1] = cond_le32_to_cpu(buffer[1]);
-	p.header[2] = le32_to_cpu(buffer[2]);
+	p.header[2] = cond_le32_to_cpu(buffer[2]);
 
 	tcode = (p.header[0] >> 4) & 0x0f;
 	switch (tcode) {
@@ -331,7 +335,7 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
 		break;
 
 	case TCODE_READ_BLOCK_REQUEST :
-		p.header[3] = le32_to_cpu(buffer[3]);
+		p.header[3] = cond_le32_to_cpu(buffer[3]);
 		p.header_length = 16;
 		p.payload_length = 0;
 		break;
@@ -340,7 +344,7 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
 	case TCODE_READ_BLOCK_RESPONSE:
 	case TCODE_LOCK_REQUEST:
 	case TCODE_LOCK_RESPONSE:
-		p.header[3] = le32_to_cpu(buffer[3]);
+		p.header[3] = cond_le32_to_cpu(buffer[3]);
 		p.header_length = 16;
 		p.payload_length = p.header[3] >> 16;
 		break;
@@ -357,7 +361,7 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
 
 	/* FIXME: What to do about evt_* errors? */
 	length = (p.header_length + p.payload_length + 3) / 4;
-	status = le32_to_cpu(buffer[length]);
+	status = cond_le32_to_cpu(buffer[length]);
 
 	p.ack        = ((status >> 16) & 0x1f) - 16;
 	p.speed      = (status >> 21) & 0x7;
@@ -375,7 +379,7 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
 	 */
 
 	if (p.ack + 16 == 0x09)
-		ohci->request_generation = (buffer[2] >> 16) & 0xff;
+		ohci->request_generation = (p.header[2] >> 16) & 0xff;
 	else if (ctx == &ohci->ar_request_ctx)
 		fw_core_handle_request(&ohci->card, &p);
 	else
@@ -397,6 +401,7 @@ static void ar_context_tasklet(unsigned long data)
 
 	if (d->res_count == 0) {
 		size_t size, rest, offset;
+		dma_addr_t buffer_bus;
 
 		/*
 		 * This descriptor is finished and we may have a
@@ -405,9 +410,7 @@ static void ar_context_tasklet(unsigned long data)
 		 */
 
 		offset = offsetof(struct ar_buffer, data);
-		dma_unmap_single(ohci->card.device,
+		buffer_bus = le32_to_cpu(ab->descriptor.data_address) - offset;
-			le32_to_cpu(ab->descriptor.data_address) - offset,
-			PAGE_SIZE, DMA_BIDIRECTIONAL);
 
 		buffer = ab;
 		ab = ab->next;
@@ -423,7 +426,8 @@ static void ar_context_tasklet(unsigned long data)
 		while (buffer < end)
 			buffer = handle_ar_packet(ctx, buffer);
 
-		free_page((unsigned long)buffer);
+		dma_free_coherent(ohci->card.device, PAGE_SIZE,
+				  buffer, buffer_bus);
 		ar_context_add_page(ctx);
 	} else {
 		buffer = ctx->pointer;
@@ -532,7 +536,7 @@ static int
 context_add_buffer(struct context *ctx)
 {
 	struct descriptor_buffer *desc;
-	dma_addr_t bus_addr;
+	dma_addr_t uninitialized_var(bus_addr);
 	int offset;
 
 	/*
@@ -1022,13 +1026,14 @@ static void bus_reset_tasklet(unsigned long data)
 	 */
 
 	self_id_count = (reg_read(ohci, OHCI1394_SelfIDCount) >> 3) & 0x3ff;
-	generation = (le32_to_cpu(ohci->self_id_cpu[0]) >> 16) & 0xff;
+	generation = (cond_le32_to_cpu(ohci->self_id_cpu[0]) >> 16) & 0xff;
 	rmb();
 
 	for (i = 1, j = 0; j < self_id_count; i += 2, j++) {
 		if (ohci->self_id_cpu[i] != ~ohci->self_id_cpu[i + 1])
 			fw_error("inconsistent self IDs\n");
-		ohci->self_id_buffer[j] = le32_to_cpu(ohci->self_id_cpu[i]);
+		ohci->self_id_buffer[j] =
+				cond_le32_to_cpu(ohci->self_id_cpu[i]);
 	}
 	rmb();
 
@@ -1316,7 +1321,7 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length)
 	unsigned long flags;
 	int retval = -EBUSY;
 	__be32 *next_config_rom;
-	dma_addr_t next_config_rom_bus;
+	dma_addr_t uninitialized_var(next_config_rom_bus);
 
 	ohci = fw_ohci(card);
 
@@ -1487,7 +1492,7 @@ static int handle_ir_dualbuffer_packet(struct context *context,
 	void *p, *end;
 	int i;
 
-	if (db->first_res_count > 0 && db->second_res_count > 0) {
+	if (db->first_res_count != 0 && db->second_res_count != 0) {
 		if (ctx->excess_bytes <= le16_to_cpu(db->second_req_count)) {
 			/* This descriptor isn't done yet, stop iteration. */
 			return 0;
@@ -1513,7 +1518,7 @@ static int handle_ir_dualbuffer_packet(struct context *context,
 		memcpy(ctx->header + i + 4, p + 8, ctx->base.header_size - 4);
 		i += ctx->base.header_size;
 		ctx->excess_bytes +=
-			(le32_to_cpu(*(u32 *)(p + 4)) >> 16) & 0xffff;
+			(le32_to_cpu(*(__le32 *)(p + 4)) >> 16) & 0xffff;
 		p += ctx->base.header_size + 4;
 	}
 	ctx->header_length = i;
@@ -2048,6 +2053,18 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent)
 	int err;
 	size_t size;
 
+#ifdef CONFIG_PPC_PMAC
+	/* Necessary on some machines if fw-ohci was loaded/ unloaded before */
+	if (machine_is(powermac)) {
+		struct device_node *ofn = pci_device_to_OF_node(dev);
+
+		if (ofn) {
+			pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, ofn, 0, 1);
+			pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 1);
+		}
+	}
+#endif /* CONFIG_PPC_PMAC */
+
 	ohci = kzalloc(sizeof(*ohci), GFP_KERNEL);
 	if (ohci == NULL) {
 		fw_error("Could not malloc fw_ohci data.\n");
@@ -2066,6 +2083,10 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent)
 	pci_write_config_dword(dev, OHCI1394_PCI_HCI_Control, 0);
 	pci_set_drvdata(dev, ohci);
 
+#if defined(CONFIG_PPC_PMAC) && defined(CONFIG_PPC32)
+	ohci->old_uninorth = dev->vendor == PCI_VENDOR_ID_APPLE &&
+			     dev->device == PCI_DEVICE_ID_APPLE_UNI_N_FW;
+#endif
 	spin_lock_init(&ohci->lock);
 
 	tasklet_init(&ohci->bus_reset_tasklet,
@@ -2182,6 +2203,19 @@ static void pci_remove(struct pci_dev *dev)
 	pci_disable_device(dev);
 	fw_card_put(&ohci->card);
 
+#ifdef CONFIG_PPC_PMAC
+	/* On UniNorth, power down the cable and turn off the chip clock
+	 * to save power on laptops */
+	if (machine_is(powermac)) {
+		struct device_node *ofn = pci_device_to_OF_node(dev);
+
+		if (ofn) {
+			pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 0);
+			pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, ofn, 0, 0);
+		}
+	}
+#endif /* CONFIG_PPC_PMAC */
+
 	fw_notify("Removed fw-ohci device.\n");
 }
 
@@ -2202,6 +2236,16 @@ static int pci_suspend(struct pci_dev *pdev, pm_message_t state)
 	if (err)
 		fw_error("pci_set_power_state failed with %d\n", err);
 
+/* PowerMac suspend code comes last */
+#ifdef CONFIG_PPC_PMAC
+	if (machine_is(powermac)) {
+		struct device_node *ofn = pci_device_to_OF_node(pdev);
+
+		if (ofn)
+			pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 0);
+	}
+#endif /* CONFIG_PPC_PMAC */
+
 	return 0;
 }
 
@@ -2210,6 +2254,16 @@ static int pci_resume(struct pci_dev *pdev)
 	struct fw_ohci *ohci = pci_get_drvdata(pdev);
 	int err;
 
+/* PowerMac resume code comes first */
+#ifdef CONFIG_PPC_PMAC
+	if (machine_is(powermac)) {
+		struct device_node *ofn = pci_device_to_OF_node(pdev);
+
+		if (ofn)
+			pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 1);
+	}
+#endif /* CONFIG_PPC_PMAC */
+
 	pci_set_power_state(pdev, PCI_D0);
 	pci_restore_state(pdev);
 	err = pci_enable_device(pdev);

drivers/firewire/fw-sbp2.c

@@ -173,6 +173,7 @@ struct sbp2_target {
 #define SBP2_ORB_TIMEOUT		2000U	/* Timeout in ms */
 #define SBP2_ORB_NULL			0x80000000
 #define SBP2_MAX_SG_ELEMENT_LENGTH	0xf000
+#define SBP2_RETRY_LIMIT		0xf	/* 15 retries */
 
 #define SBP2_DIRECTION_TO_MEDIA		0x0
 #define SBP2_DIRECTION_FROM_MEDIA	0x1
@@ -330,6 +331,11 @@ static const struct {
 		.model			= ~0,
 		.workarounds		= SBP2_WORKAROUND_128K_MAX_TRANS,
 	},
+	/* Datafab MD2-FW2 with Symbios/LSILogic SYM13FW500 bridge */ {
+		.firmware_revision	= 0x002600,
+		.model			= ~0,
+		.workarounds		= SBP2_WORKAROUND_128K_MAX_TRANS,
+	},
 
 	/*
 	 * There are iPods (2nd gen, 3rd gen) with model_id == 0, but
@@ -812,6 +818,30 @@ static void sbp2_target_put(struct sbp2_target *tgt)
 	kref_put(&tgt->kref, sbp2_release_target);
 }
 
+static void
+complete_set_busy_timeout(struct fw_card *card, int rcode,
+			  void *payload, size_t length, void *done)
+{
+	complete(done);
+}
+
+static void sbp2_set_busy_timeout(struct sbp2_logical_unit *lu)
+{
+	struct fw_device *device = fw_device(lu->tgt->unit->device.parent);
+	DECLARE_COMPLETION_ONSTACK(done);
+	struct fw_transaction t;
+	static __be32 busy_timeout;
+
+	/* FIXME: we should try to set dual-phase cycle_limit too */
+	busy_timeout = cpu_to_be32(SBP2_RETRY_LIMIT);
+
+	fw_send_request(device->card, &t, TCODE_WRITE_QUADLET_REQUEST,
+			lu->tgt->node_id, lu->generation, device->max_speed,
+			CSR_REGISTER_BASE + CSR_BUSY_TIMEOUT, &busy_timeout,
+			sizeof(busy_timeout), complete_set_busy_timeout, &done);
+	wait_for_completion(&done);
+}
+
 static void sbp2_reconnect(struct work_struct *work);
 
 static void sbp2_login(struct work_struct *work)
@@ -864,10 +894,8 @@ static void sbp2_login(struct work_struct *work)
 	fw_notify("%s: logged in to LUN %04x (%d retries)\n",
 		  tgt->bus_id, lu->lun, lu->retries);
 
-#if 0
+	/* set appropriate retry limit(s) in BUSY_TIMEOUT register */
-	/* FIXME: The linux1394 sbp2 does this last step. */
+	sbp2_set_busy_timeout(lu);
-	sbp2_set_busy_timeout(scsi_id);
-#endif
 
 	PREPARE_DELAYED_WORK(&lu->work, sbp2_reconnect);
 	sbp2_agent_reset(lu);

drivers/firewire/fw-topology.c

@@ -21,6 +21,7 @@
 #include <linux/module.h>
 #include <linux/wait.h>
 #include <linux/errno.h>
+#include <asm/bug.h>
 #include <asm/system.h>
 #include "fw-transaction.h"
 #include "fw-topology.h"
@@ -424,8 +425,8 @@ update_tree(struct fw_card *card, struct fw_node *root)
 	node1 = fw_node(list1.next);
 
 	while (&node0->link != &list0) {
+		WARN_ON(node0->port_count != node1->port_count);
 
-		/* assert(node0->port_count == node1->port_count); */
 		if (node0->link_on && !node1->link_on)
 			event = FW_NODE_LINK_OFF;
 		else if (!node0->link_on && node1->link_on)

drivers/firewire/fw-transaction.c

@@ -751,7 +751,7 @@ handle_topology_map(struct fw_card *card, struct fw_request *request,
 		    void *payload, size_t length, void *callback_data)
 {
 	int i, start, end;
-	u32 *map;
+	__be32 *map;
 
 	if (!TCODE_IS_READ_REQUEST(tcode)) {
 		fw_send_response(card, request, RCODE_TYPE_ERROR);

drivers/firewire/fw-transaction.h

@@ -86,12 +86,12 @@
 static inline void
 fw_memcpy_from_be32(void *_dst, void *_src, size_t size)
 {
-	u32 *dst = _dst;
+	u32    *dst = _dst;
-	u32 *src = _src;
+	__be32 *src = _src;
 	int i;
 
 	for (i = 0; i < size / 4; i++)
-		dst[i] = cpu_to_be32(src[i]);
+		dst[i] = be32_to_cpu(src[i]);
 }
 
 static inline void

drivers/ieee1394/sbp2.c

@@ -376,6 +376,11 @@ static const struct {
 		.model_id		= SBP2_ROM_VALUE_WILDCARD,
 		.workarounds		= SBP2_WORKAROUND_128K_MAX_TRANS,
 	},
+	/* Datafab MD2-FW2 with Symbios/LSILogic SYM13FW500 bridge */ {
+		.firmware_revision	= 0x002600,
+		.model_id		= SBP2_ROM_VALUE_WILDCARD,
+		.workarounds		= SBP2_WORKAROUND_128K_MAX_TRANS,
+	},
 	/* iPod 4th generation */ {
 		.firmware_revision	= 0x0a2700,
 		.model_id		= 0x000021,

drivers/infiniband/hw/ipath/ipath_common.h

@@ -75,7 +75,7 @@
 #define IPATH_IB_LINKDOWN		0
 #define IPATH_IB_LINKARM		1
 #define IPATH_IB_LINKACTIVE		2
-#define IPATH_IB_LINKINIT		3
+#define IPATH_IB_LINKDOWN_ONLY		3
 #define IPATH_IB_LINKDOWN_SLEEP		4
 #define IPATH_IB_LINKDOWN_DISABLE	5
 #define IPATH_IB_LINK_LOOPBACK	6 /* enable local loopback */

drivers/infiniband/hw/ipath/ipath_driver.c

@@ -851,8 +851,7 @@ void ipath_disarm_piobufs(struct ipath_devdata *dd, unsigned first,
  * -ETIMEDOUT state can have multiple states set, for any of several
  * transitions.
  */
-static int ipath_wait_linkstate(struct ipath_devdata *dd, u32 state,
+int ipath_wait_linkstate(struct ipath_devdata *dd, u32 state, int msecs)
-				int msecs)
 {
 	dd->ipath_state_wanted = state;
 	wait_event_interruptible_timeout(ipath_state_wait,
@@ -1656,8 +1655,8 @@ void ipath_cancel_sends(struct ipath_devdata *dd, int restore_sendctrl)
 static void ipath_set_ib_lstate(struct ipath_devdata *dd, int which)
 {
 	static const char *what[4] = {
-		[0] = "DOWN",
+		[0] = "NOP",
-		[INFINIPATH_IBCC_LINKCMD_INIT] = "INIT",
+		[INFINIPATH_IBCC_LINKCMD_DOWN] = "DOWN",
 		[INFINIPATH_IBCC_LINKCMD_ARMED] = "ARMED",
 		[INFINIPATH_IBCC_LINKCMD_ACTIVE] = "ACTIVE"
 	};
@@ -1672,9 +1671,9 @@ static void ipath_set_ib_lstate(struct ipath_devdata *dd, int which)
 			    (dd, dd->ipath_kregs->kr_ibcstatus) >>
 			    INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) &
 			   INFINIPATH_IBCS_LINKTRAININGSTATE_MASK]);
-	/* flush all queued sends when going to DOWN or INIT, to be sure that
+	/* flush all queued sends when going to DOWN to be sure that
 	 * they don't block MAD packets */
-	if (!linkcmd || linkcmd == INFINIPATH_IBCC_LINKCMD_INIT)
+	if (linkcmd == INFINIPATH_IBCC_LINKCMD_DOWN)
 		ipath_cancel_sends(dd, 1);
 
 	ipath_write_kreg(dd, dd->ipath_kregs->kr_ibcctrl,
@@ -1687,6 +1686,13 @@ int ipath_set_linkstate(struct ipath_devdata *dd, u8 newstate)
 	int ret;
 
 	switch (newstate) {
+	case IPATH_IB_LINKDOWN_ONLY:
+		ipath_set_ib_lstate(dd, INFINIPATH_IBCC_LINKCMD_DOWN <<
+				    INFINIPATH_IBCC_LINKCMD_SHIFT);
+		/* don't wait */
+		ret = 0;
+		goto bail;
+
 	case IPATH_IB_LINKDOWN:
 		ipath_set_ib_lstate(dd, INFINIPATH_IBCC_LINKINITCMD_POLL <<
 				    INFINIPATH_IBCC_LINKINITCMD_SHIFT);
@@ -1709,16 +1715,6 @@ int ipath_set_linkstate(struct ipath_devdata *dd, u8 newstate)
 		ret = 0;
 		goto bail;
 
-	case IPATH_IB_LINKINIT:
-		if (dd->ipath_flags & IPATH_LINKINIT) {
-			ret = 0;
-			goto bail;
-		}
-		ipath_set_ib_lstate(dd, INFINIPATH_IBCC_LINKCMD_INIT <<
-				    INFINIPATH_IBCC_LINKCMD_SHIFT);
-		lstate = IPATH_LINKINIT;
-		break;
-
 	case IPATH_IB_LINKARM:
 		if (dd->ipath_flags & IPATH_LINKARMED) {
 			ret = 0;

drivers/infiniband/hw/ipath/ipath_kernel.h

@@ -767,6 +767,7 @@ void ipath_kreceive(struct ipath_portdata *);
 int ipath_setrcvhdrsize(struct ipath_devdata *, unsigned);
 int ipath_reset_device(int);
 void ipath_get_faststats(unsigned long);
+int ipath_wait_linkstate(struct ipath_devdata *, u32, int);
 int ipath_set_linkstate(struct ipath_devdata *, u8);
 int ipath_set_mtu(struct ipath_devdata *, u16);
 int ipath_set_lid(struct ipath_devdata *, u32, u8);

drivers/infiniband/hw/ipath/ipath_mad.c

@@ -555,10 +555,7 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
 		/* FALLTHROUGH */
 	case IB_PORT_DOWN:
 		if (lstate == 0)
-			if (get_linkdowndefaultstate(dd))
+			lstate = IPATH_IB_LINKDOWN_ONLY;
-				lstate = IPATH_IB_LINKDOWN_SLEEP;
-			else
-				lstate = IPATH_IB_LINKDOWN;
 		else if (lstate == 1)
 			lstate = IPATH_IB_LINKDOWN_SLEEP;
 		else if (lstate == 2)
@@ -568,6 +565,8 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
 		else
 			goto err;
 		ipath_set_linkstate(dd, lstate);
+		ipath_wait_linkstate(dd, IPATH_LINKINIT | IPATH_LINKARMED |
+				IPATH_LINKACTIVE, 1000);
 		break;
 	case IB_PORT_ARMED:
 		ipath_set_linkstate(dd, IPATH_IB_LINKARM);

drivers/infiniband/hw/ipath/ipath_qp.c

@@ -329,8 +329,9 @@ struct ipath_qp *ipath_lookup_qpn(struct ipath_qp_table *qpt, u32 qpn)
 /**
  * ipath_reset_qp - initialize the QP state to the reset state
  * @qp: the QP to reset
+ * @type: the QP type
  */
-static void ipath_reset_qp(struct ipath_qp *qp)
+static void ipath_reset_qp(struct ipath_qp *qp, enum ib_qp_type type)
 {
 	qp->remote_qpn = 0;
 	qp->qkey = 0;
@@ -342,7 +343,7 @@ static void ipath_reset_qp(struct ipath_qp *qp)
 	qp->s_psn = 0;
 	qp->r_psn = 0;
 	qp->r_msn = 0;
-	if (qp->ibqp.qp_type == IB_QPT_RC) {
+	if (type == IB_QPT_RC) {
 		qp->s_state = IB_OPCODE_RC_SEND_LAST;
 		qp->r_state = IB_OPCODE_RC_SEND_LAST;
 	} else {
@@ -414,7 +415,7 @@ int ipath_error_qp(struct ipath_qp *qp, enum ib_wc_status err)
 		wc.wr_id = qp->r_wr_id;
 		wc.opcode = IB_WC_RECV;
 		wc.status = err;
-		ipath_cq_enter(to_icq(qp->ibqp.send_cq), &wc, 1);
+		ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc, 1);
 	}
 	wc.status = IB_WC_WR_FLUSH_ERR;
 
@@ -534,7 +535,7 @@ int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 
 	switch (new_state) {
 	case IB_QPS_RESET:
-		ipath_reset_qp(qp);
+		ipath_reset_qp(qp, ibqp->qp_type);
 		break;
 
 	case IB_QPS_ERR:
@@ -647,7 +648,7 @@ int ipath_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 	attr->port_num = 1;
 	attr->timeout = qp->timeout;
 	attr->retry_cnt = qp->s_retry_cnt;
-	attr->rnr_retry = qp->s_rnr_retry;
+	attr->rnr_retry = qp->s_rnr_retry_cnt;
 	attr->alt_port_num = 0;
 	attr->alt_timeout = 0;
 
@@ -839,7 +840,7 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd,
 			goto bail_qp;
 		}
 		qp->ip = NULL;
-		ipath_reset_qp(qp);
+		ipath_reset_qp(qp, init_attr->qp_type);
 		break;
 
 	default:

drivers/infiniband/hw/ipath/ipath_rc.c

@@ -1196,6 +1196,10 @@ static inline void ipath_rc_rcv_resp(struct ipath_ibdev *dev,
 			list_move_tail(&qp->timerwait,
 				       &dev->pending[dev->pending_index]);
 		spin_unlock(&dev->pending_lock);
+
+		if (opcode == OP(RDMA_READ_RESPONSE_MIDDLE))
+			qp->s_retry = qp->s_retry_cnt;
+
 		/*
 		 * Update the RDMA receive state but do the copy w/o
 		 * holding the locks and blocking interrupts.

drivers/infiniband/hw/ipath/ipath_registers.h

@@ -185,7 +185,7 @@
 #define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3
 #define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16
 #define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL
-#define INFINIPATH_IBCC_LINKCMD_INIT 1	/* move to 0x11 */
+#define INFINIPATH_IBCC_LINKCMD_DOWN 1	/* move to 0x11 */
 #define INFINIPATH_IBCC_LINKCMD_ARMED 2	/* move to 0x21 */
 #define INFINIPATH_IBCC_LINKCMD_ACTIVE 3	/* move to 0x31 */
 #define INFINIPATH_IBCC_LINKCMD_SHIFT 18

drivers/infiniband/ulp/ipoib/ipoib_cm.c

@@ -38,6 +38,7 @@
 #include <net/icmp.h>
 #include <linux/icmpv6.h>
 #include <linux/delay.h>
+#include <linux/vmalloc.h>
 
 #include "ipoib.h"
 
@@ -637,6 +638,7 @@ static inline int post_send(struct ipoib_dev_priv *priv,
 	priv->tx_sge[0].addr          = addr;
 	priv->tx_sge[0].length        = len;
 
+	priv->tx_wr.num_sge	= 1;
 	priv->tx_wr.wr_id	= wr_id | IPOIB_OP_CM;
 
 	return ib_post_send(tx->qp, &priv->tx_wr, &bad_wr);
@@ -1030,13 +1032,13 @@ static int ipoib_cm_tx_init(struct ipoib_cm_tx *p, u32 qpn,
 	struct ipoib_dev_priv *priv = netdev_priv(p->dev);
 	int ret;
 
-	p->tx_ring = kzalloc(ipoib_sendq_size * sizeof *p->tx_ring,
+	p->tx_ring = vmalloc(ipoib_sendq_size * sizeof *p->tx_ring);
-				GFP_KERNEL);
 	if (!p->tx_ring) {
 		ipoib_warn(priv, "failed to allocate tx ring\n");
 		ret = -ENOMEM;
 		goto err_tx;
 	}
+	memset(p->tx_ring, 0, ipoib_sendq_size * sizeof *p->tx_ring);
 
 	p->qp = ipoib_cm_create_tx_qp(p->dev, p);
 	if (IS_ERR(p->qp)) {
@@ -1077,6 +1079,7 @@ static int ipoib_cm_tx_init(struct ipoib_cm_tx *p, u32 qpn,
 	ib_destroy_qp(p->qp);
 err_qp:
 	p->qp = NULL;
+	vfree(p->tx_ring);
 err_tx:
 	return ret;
 }
@@ -1127,7 +1130,7 @@ static void ipoib_cm_tx_destroy(struct ipoib_cm_tx *p)
 	if (p->qp)
 		ib_destroy_qp(p->qp);
 
-	kfree(p->tx_ring);
+	vfree(p->tx_ring);
 	kfree(p);
 }
 

drivers/infiniband/ulp/ipoib/ipoib_main.c

@@ -41,6 +41,7 @@
 #include <linux/init.h>
 #include <linux/slab.h>
 #include <linux/kernel.h>
+#include <linux/vmalloc.h>
 
 #include <linux/if_arp.h>	/* For ARPHRD_xxx */
 
@@ -887,13 +888,13 @@ int ipoib_dev_init(struct net_device *dev, struct ib_device *ca, int port)
 		goto out;
 	}
 
-	priv->tx_ring = kzalloc(ipoib_sendq_size * sizeof *priv->tx_ring,
+	priv->tx_ring = vmalloc(ipoib_sendq_size * sizeof *priv->tx_ring);
-				GFP_KERNEL);
 	if (!priv->tx_ring) {
 		printk(KERN_WARNING "%s: failed to allocate TX ring (%d entries)\n",
 		       ca->name, ipoib_sendq_size);
 		goto out_rx_ring_cleanup;
 	}
+	memset(priv->tx_ring, 0, ipoib_sendq_size * sizeof *priv->tx_ring);
 
 	/* priv->tx_head, tx_tail & tx_outstanding are already 0 */
 
@@ -903,7 +904,7 @@ int ipoib_dev_init(struct net_device *dev, struct ib_device *ca, int port)
 	return 0;
 
 out_tx_ring_cleanup:
-	kfree(priv->tx_ring);
+	vfree(priv->tx_ring);
 
 out_rx_ring_cleanup:
 	kfree(priv->rx_ring);
@@ -928,7 +929,7 @@ void ipoib_dev_cleanup(struct net_device *dev)
 	ipoib_ib_dev_cleanup(dev);
 
 	kfree(priv->rx_ring);
-	kfree(priv->tx_ring);
+	vfree(priv->tx_ring);
 
 	priv->rx_ring = NULL;
 	priv->tx_ring = NULL;

drivers/infiniband/ulp/ipoib/ipoib_multicast.c

@@ -650,7 +650,7 @@ void ipoib_mcast_send(struct net_device *dev, void *mgid, struct sk_buff *skb)
 	 */
 	spin_lock(&priv->lock);
 
-	if (!test_bit(IPOIB_MCAST_STARTED, &priv->flags)	||
+	if (!test_bit(IPOIB_FLAG_OPER_UP, &priv->flags)		||
 	    !priv->broadcast					||
 	    !test_bit(IPOIB_MCAST_FLAG_ATTACHED, &priv->broadcast->flags)) {
 		++dev->stats.tx_dropped;

drivers/misc/Kconfig

@@ -108,6 +108,7 @@ config ACER_WMI
 	depends on ACPI
 	depends on LEDS_CLASS
 	depends on BACKLIGHT_CLASS_DEVICE
+	depends on SERIO_I8042
 	select ACPI_WMI
 	---help---
 	  This is a driver for newer Acer (and Wistron) laptops. It adds

drivers/misc/acer-wmi.c

@@ -217,6 +217,15 @@ static struct dmi_system_id acer_quirks[] = {
 		},
 		.driver_data = &quirk_acer_travelmate_2490,
 	},
+	{
+		.callback = dmi_matched,
+		.ident = "Acer Aspire 3610",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3610"),
+		},
+		.driver_data = &quirk_acer_travelmate_2490,
+	},
 	{
 		.callback = dmi_matched,
 		.ident = "Acer Aspire 5100",
@@ -226,6 +235,15 @@ static struct dmi_system_id acer_quirks[] = {
 		},
 		.driver_data = &quirk_acer_travelmate_2490,
 	},
+	{
+		.callback = dmi_matched,
+		.ident = "Acer Aspire 5610",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
+		},
+		.driver_data = &quirk_acer_travelmate_2490,
+	},
 	{
 		.callback = dmi_matched,
 		.ident = "Acer Aspire 5630",
@@ -761,11 +779,11 @@ enum led_brightness value)
 }
 
 static struct led_classdev mail_led = {
-	.name = "acer-mail:green",
+	.name = "acer-wmi::mail",
 	.brightness_set = mail_led_set,
 };
 
-static int __init acer_led_init(struct device *dev)
+static int __devinit acer_led_init(struct device *dev)
 {
 	return led_classdev_register(dev, &mail_led);
 }
@@ -798,7 +816,7 @@ static struct backlight_ops acer_bl_ops = {
 	.update_status = update_bl_status,
 };
 
-static int __init acer_backlight_init(struct device *dev)
+static int __devinit acer_backlight_init(struct device *dev)
 {
 	struct backlight_device *bd;
 
@@ -817,7 +835,7 @@ static int __init acer_backlight_init(struct device *dev)
 	return 0;
 }
 
-static void __exit acer_backlight_exit(void)
+static void acer_backlight_exit(void)
 {
 	backlight_device_unregister(acer_backlight_device);
 }
@@ -1052,11 +1070,12 @@ static int __init acer_wmi_init(void)
 
 	if (wmi_has_guid(WMID_GUID2) && interface) {
 		if (ACPI_FAILURE(WMID_set_capabilities())) {
-			printk(ACER_ERR "Unable to detect available devices\n");
+			printk(ACER_ERR "Unable to detect available WMID "
+					"devices\n");
 			return -ENODEV;
 		}
 	} else if (!wmi_has_guid(WMID_GUID2) && interface) {
-		printk(ACER_ERR "Unable to detect available devices\n");
+		printk(ACER_ERR "No WMID device detection method found\n");
 		return -ENODEV;
 	}
 
@@ -1064,21 +1083,20 @@ static int __init acer_wmi_init(void)
 		interface = &AMW0_interface;
 
 		if (ACPI_FAILURE(AMW0_set_capabilities())) {
-			printk(ACER_ERR "Unable to detect available devices\n");
+			printk(ACER_ERR "Unable to detect available AMW0 "
+					"devices\n");
 			return -ENODEV;
 		}
 	}
 
-	if (wmi_has_guid(AMW0_GUID1)) {
+	if (wmi_has_guid(AMW0_GUID1))
-		if (ACPI_FAILURE(AMW0_find_mailled()))
+		AMW0_find_mailled();
-			printk(ACER_ERR "Unable to detect mail LED\n");
-	}
 
 	find_quirks();
 
 	if (!interface) {
-		printk(ACER_ERR "No or unsupported WMI interface, unable to ");
+		printk(ACER_ERR "No or unsupported WMI interface, unable to "
-		printk(KERN_CONT "load.\n");
+				"load\n");
 		return -ENODEV;
 	}
 

drivers/misc/sony-laptop.c

@@ -315,7 +315,7 @@ static void sony_laptop_report_input_event(u8 event)
 		break;
 
 	default:
-		if (event > ARRAY_SIZE(sony_laptop_input_index)) {
+		if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
 			dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
 			break;
 		}

drivers/mmc/host/tifm_sd.c

@@ -180,7 +180,7 @@ static void tifm_sd_transfer_data(struct tifm_sd *host)
 			host->sg_pos++;
 			if (host->sg_pos == host->sg_len) {
 				if ((r_data->flags & MMC_DATA_WRITE)
-				    && DATA_CARRY)
+				    && (host->cmd_flags & DATA_CARRY))
 					writel(host->bounce_buf_data[0],
 					       host->dev->addr
 					       + SOCK_MMCSD_DATA);

drivers/net/virtio_net.c

@@ -203,8 +203,11 @@ static int virtnet_poll(struct napi_struct *napi, int budget)
 	if (received < budget) {
 		netif_rx_complete(vi->dev, napi);
 		if (unlikely(!vi->rvq->vq_ops->enable_cb(vi->rvq))
-		    && netif_rx_reschedule(vi->dev, napi))
+		    && napi_schedule_prep(napi)) {
+			vi->rvq->vq_ops->disable_cb(vi->rvq);
+			__netif_rx_schedule(vi->dev, napi);
 			goto again;
+		}
 	}
 
 	return received;
@@ -278,10 +281,11 @@ static int start_xmit(struct sk_buff *skb, struct net_device *dev)
 		pr_debug("%s: virtio not prepared to send\n", dev->name);
 		netif_stop_queue(dev);
 
-		/* Activate callback for using skbs: if this fails it
+		/* Activate callback for using skbs: if this returns false it
 		 * means some were used in the meantime. */
 		if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) {
-			printk("Unlikely: restart svq failed\n");
+			printk("Unlikely: restart svq race\n");
+			vi->svq->vq_ops->disable_cb(vi->svq);
 			netif_start_queue(dev);
 			goto again;
 		}
@@ -294,6 +298,15 @@ static int start_xmit(struct sk_buff *skb, struct net_device *dev)
 	return 0;
 }
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void virtnet_netpoll(struct net_device *dev)
+{
+	struct virtnet_info *vi = netdev_priv(dev);
+
+	napi_schedule(&vi->napi);
+}
+#endif
+
 static int virtnet_open(struct net_device *dev)
 {
 	struct virtnet_info *vi = netdev_priv(dev);
@@ -336,6 +349,9 @@ static int virtnet_probe(struct virtio_device *vdev)
 	dev->stop = virtnet_close;
 	dev->hard_start_xmit = start_xmit;
 	dev->features = NETIF_F_HIGHDMA;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	dev->poll_controller = virtnet_netpoll;
+#endif
 	SET_NETDEV_DEV(dev, &vdev->dev);
 
 	/* Do we support "hardware" checksums? */

drivers/parisc/pdc_stable.c

@@ -829,7 +829,7 @@ static ssize_t pdcs_autoboot_write(struct kobject *kobj,
 				   struct kobj_attribute *attr,
 				   const char *buf, size_t count)
 {
-	return pdcs_auto_write(kset, attr, buf, count, PF_AUTOBOOT);
+	return pdcs_auto_write(kobj, attr, buf, count, PF_AUTOBOOT);
 }
 
 /**
@@ -845,7 +845,7 @@ static ssize_t pdcs_autosearch_write(struct kobject *kobj,
 				     struct kobj_attribute *attr,
 				     const char *buf, size_t count)
 {
-	return pdcs_auto_write(kset, attr, buf, count, PF_AUTOSEARCH);
+	return pdcs_auto_write(kobj, attr, buf, count, PF_AUTOSEARCH);
 }
 
 /**
@@ -1066,7 +1066,7 @@ pdc_stable_init(void)
 	}
 
 	/* Don't forget the root entries */
-	error = sysfs_create_group(stable_kobj, pdcs_attr_group);
+	error = sysfs_create_group(stable_kobj, &pdcs_attr_group);
 
 	/* register the paths kset as a child of the stable kset */
 	paths_kset = kset_create_and_add("paths", NULL, stable_kobj);

drivers/parisc/sba_iommu.c

@@ -314,8 +314,8 @@ sba_dump_sg( struct ioc *ioc, struct scatterlist *startsg, int nents)
 #define RESMAP_MASK(n)    (~0UL << (BITS_PER_LONG - (n)))
 #define RESMAP_IDX_MASK   (sizeof(unsigned long) - 1)
 
-unsigned long ptr_to_pide(struct ioc *ioc, unsigned long *res_ptr,
+static unsigned long ptr_to_pide(struct ioc *ioc, unsigned long *res_ptr,
-			  unsigned int bitshiftcnt)
+				 unsigned int bitshiftcnt)
 {
 	return (((unsigned long)res_ptr - (unsigned long)ioc->res_map) << 3)
 		+ bitshiftcnt;

drivers/pci/bus.c

@@ -143,14 +143,18 @@ void pci_bus_add_devices(struct pci_bus *bus)
 			/* register the bus with sysfs as the parent is now
 			 * properly registered. */
 			child_bus = dev->subordinate;
+			if (child_bus->is_added)
+				continue;
 			child_bus->dev.parent = child_bus->bridge;
 			retval = device_register(&child_bus->dev);
 			if (retval)
 				dev_err(&dev->dev, "Error registering pci_bus,"
 					" continuing...\n");
-			else
+			else {
+				child_bus->is_added = 1;
 				retval = device_create_file(&child_bus->dev,
 							&dev_attr_cpuaffinity);
+			}
 			if (retval)
 				dev_err(&dev->dev, "Error creating cpuaffinity"
 					" file, continuing...\n");

drivers/pci/pci-acpi.c

@@ -272,21 +272,29 @@ static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state)
 {
 	acpi_handle handle = DEVICE_ACPI_HANDLE(&dev->dev);
 	acpi_handle tmp;
-	static int state_conv[] = {
+	static const u8 state_conv[] = {
-		[0] = 0,
+		[PCI_D0] = ACPI_STATE_D0,
-		[1] = 1,
+		[PCI_D1] = ACPI_STATE_D1,
-		[2] = 2,
+		[PCI_D2] = ACPI_STATE_D2,
-		[3] = 3,
+		[PCI_D3hot] = ACPI_STATE_D3,
-		[4] = 3
+		[PCI_D3cold] = ACPI_STATE_D3
 	};
-	int acpi_state = state_conv[(int __force) state];
 
 	if (!handle)
 		return -ENODEV;
 	/* If the ACPI device has _EJ0, ignore the device */
 	if (ACPI_SUCCESS(acpi_get_handle(handle, "_EJ0", &tmp)))
 		return 0;
-	return acpi_bus_set_power(handle, acpi_state);
+
+	switch (state) {
+	case PCI_D0:
+	case PCI_D1:
+	case PCI_D2:
+	case PCI_D3hot:
+	case PCI_D3cold:
+		return acpi_bus_set_power(handle, state_conv[state]);
+	}
+	return -EINVAL;
 }
 
 

drivers/spi/au1550_spi.c

@@ -99,7 +99,7 @@ static dbdev_tab_t au1550_spi_mem_dbdev =
 static void au1550_spi_bits_handlers_set(struct au1550_spi *hw, int bpw);
 
 
-/**
+/*
  *  compute BRG and DIV bits to setup spi clock based on main input clock rate
  *  that was specified in platform data structure
  *  according to au1550 datasheet:
@@ -650,7 +650,7 @@ static int au1550_spi_txrx_bufs(struct spi_device *spi, struct spi_transfer *t)
 	return hw->txrx_bufs(spi, t);
 }
 
-static irqreturn_t au1550_spi_irq(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t au1550_spi_irq(int irq, void *dev)
 {
 	struct au1550_spi *hw = dev;
 	return hw->irq_callback(hw);

drivers/spi/spi_bitbang.c

@@ -344,12 +344,14 @@ static void bitbang_work(struct work_struct *work)
 					t->rx_dma = t->tx_dma = 0;
 				status = bitbang->txrx_bufs(spi, t);
 			}
+			if (status > 0)
+				m->actual_length += status;
 			if (status != t->len) {
-				if (status > 0)
+				/* always report some kind of error */
-					status = -EMSGSIZE;
+				if (status >= 0)
+					status = -EREMOTEIO;
 				break;
 			}
-			m->actual_length += status;
 			status = 0;
 
 			/* protocol tweaks before next transfer */

drivers/thermal/Kconfig

@@ -4,7 +4,6 @@
 
 menuconfig THERMAL
 	bool "Generic Thermal sysfs driver"
-	default y
 	help
 	  Generic Thermal Sysfs driver offers a generic mechanism for
 	  thermal management. Usually it's made up of one or more thermal

drivers/virtio/virtio_balloon.c

@@ -152,7 +152,7 @@ static void virtballoon_changed(struct virtio_device *vdev)
 	wake_up(&vb->config_change);
 }
 
-static inline int towards_target(struct virtio_balloon *vb)
+static inline s64 towards_target(struct virtio_balloon *vb)
 {
 	u32 v;
 	__virtio_config_val(vb->vdev,
@@ -176,7 +176,7 @@ static int balloon(void *_vballoon)
 
 	set_freezable();
 	while (!kthread_should_stop()) {
-		int diff;
+		s64 diff;
 
 		try_to_freeze();
 		wait_event_interruptible(vb->config_change,

drivers/virtio/virtio_pci.c

@@ -177,6 +177,7 @@ static irqreturn_t vp_interrupt(int irq, void *opaque)
 	struct virtio_pci_device *vp_dev = opaque;
 	struct virtio_pci_vq_info *info;
 	irqreturn_t ret = IRQ_NONE;
+	unsigned long flags;
 	u8 isr;
 
 	/* reading the ISR has the effect of also clearing it so it's very
@@ -197,12 +198,12 @@ static irqreturn_t vp_interrupt(int irq, void *opaque)
 			drv->config_changed(&vp_dev->vdev);
 	}
 
-	spin_lock(&vp_dev->lock);
+	spin_lock_irqsave(&vp_dev->lock, flags);
 	list_for_each_entry(info, &vp_dev->virtqueues, node) {
 		if (vring_interrupt(irq, info->vq) == IRQ_HANDLED)
 			ret = IRQ_HANDLED;
 	}
-	spin_unlock(&vp_dev->lock);
+	spin_unlock_irqrestore(&vp_dev->lock, flags);
 
 	return ret;
 }
@@ -214,6 +215,7 @@ static struct virtqueue *vp_find_vq(struct virtio_device *vdev, unsigned index,
 	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
 	struct virtio_pci_vq_info *info;
 	struct virtqueue *vq;
+	unsigned long flags;
 	u16 num;
 	int err;
 
@@ -255,9 +257,9 @@ static struct virtqueue *vp_find_vq(struct virtio_device *vdev, unsigned index,
 	vq->priv = info;
 	info->vq = vq;
 
-	spin_lock(&vp_dev->lock);
+	spin_lock_irqsave(&vp_dev->lock, flags);
 	list_add(&info->node, &vp_dev->virtqueues);
-	spin_unlock(&vp_dev->lock);
+	spin_unlock_irqrestore(&vp_dev->lock, flags);
 
 	return vq;
 
@@ -274,10 +276,11 @@ static void vp_del_vq(struct virtqueue *vq)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev);
 	struct virtio_pci_vq_info *info = vq->priv;
+	unsigned long flags;
 
-	spin_lock(&vp_dev->lock);
+	spin_lock_irqsave(&vp_dev->lock, flags);
 	list_del(&info->node);
-	spin_unlock(&vp_dev->lock);
+	spin_unlock_irqrestore(&vp_dev->lock, flags);
 
 	vring_del_virtqueue(vq);
 

drivers/virtio/virtio_ring.c

@@ -232,7 +232,6 @@ static bool vring_enable_cb(struct virtqueue *_vq)
 	vq->vring.avail->flags &= ~VRING_AVAIL_F_NO_INTERRUPT;
 	mb();
 	if (unlikely(more_used(vq))) {
-		vq->vring.avail->flags |= VRING_AVAIL_F_NO_INTERRUPT;
 		END_USE(vq);
 		return false;
 	}

fs/hfs/brec.c

@@ -229,7 +229,7 @@ int hfs_brec_remove(struct hfs_find_data *fd)
 static struct hfs_bnode *hfs_bnode_split(struct hfs_find_data *fd)
 {
 	struct hfs_btree *tree;
-	struct hfs_bnode *node, *new_node;
+	struct hfs_bnode *node, *new_node, *next_node;
 	struct hfs_bnode_desc node_desc;
 	int num_recs, new_rec_off, new_off, old_rec_off;
 	int data_start, data_end, size;
@@ -248,6 +248,17 @@ static struct hfs_bnode *hfs_bnode_split(struct hfs_find_data *fd)
 	new_node->type = node->type;
 	new_node->height = node->height;
 
+	if (node->next)
+		next_node = hfs_bnode_find(tree, node->next);
+	else
+		next_node = NULL;
+
+	if (IS_ERR(next_node)) {
+		hfs_bnode_put(node);
+		hfs_bnode_put(new_node);
+		return next_node;
+	}
+
 	size = tree->node_size / 2 - node->num_recs * 2 - 14;
 	old_rec_off = tree->node_size - 4;
 	num_recs = 1;
@@ -261,6 +272,8 @@ static struct hfs_bnode *hfs_bnode_split(struct hfs_find_data *fd)
 		/* panic? */
 		hfs_bnode_put(node);
 		hfs_bnode_put(new_node);
+		if (next_node)
+			hfs_bnode_put(next_node);
 		return ERR_PTR(-ENOSPC);
 	}
 
@@ -315,8 +328,7 @@ static struct hfs_bnode *hfs_bnode_split(struct hfs_find_data *fd)
 	hfs_bnode_write(node, &node_desc, 0, sizeof(node_desc));
 
 	/* update next bnode header */
-	if (new_node->next) {
+	if (next_node) {
-		struct hfs_bnode *next_node = hfs_bnode_find(tree, new_node->next);
 		next_node->prev = new_node->this;
 		hfs_bnode_read(next_node, &node_desc, 0, sizeof(node_desc));
 		node_desc.prev = cpu_to_be32(next_node->prev);

fs/nfsd/nfsfh.c

@@ -232,6 +232,7 @@ fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, int access)
 		fhp->fh_dentry = dentry;
 		fhp->fh_export = exp;
 		nfsd_nr_verified++;
+		cache_get(&exp->h);
 	} else {
 		/*
 		 * just rechecking permissions
@@ -241,6 +242,7 @@ fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, int access)
 		dprintk("nfsd: fh_verify - just checking\n");
 		dentry = fhp->fh_dentry;
 		exp = fhp->fh_export;
+		cache_get(&exp->h);
 		/*
 		 * Set user creds for this exportpoint; necessary even
 		 * in the "just checking" case because this may be a
@@ -252,8 +254,6 @@ fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, int access)
 		if (error)
 			goto out;
 	}
-	cache_get(&exp->h);
-
 
 	error = nfsd_mode_check(rqstp, dentry->d_inode->i_mode, type);
 	if (error)

fs/proc/task_mmu.c

@@ -640,17 +640,17 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
 
 	ret = -EACCES;
 	if (!ptrace_may_attach(task))
-		goto out;
+		goto out_task;
 
 	ret = -EINVAL;
 	/* file position must be aligned */
 	if (*ppos % PM_ENTRY_BYTES)
-		goto out;
+		goto out_task;
 
 	ret = 0;
 	mm = get_task_mm(task);
 	if (!mm)
-		goto out;
+		goto out_task;
 
 	ret = -ENOMEM;
 	uaddr = (unsigned long)buf & PAGE_MASK;
@@ -658,7 +658,7 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
 	pagecount = (PAGE_ALIGN(uend) - uaddr) / PAGE_SIZE;
 	pages = kmalloc(pagecount * sizeof(struct page *), GFP_KERNEL);
 	if (!pages)
-		goto out_task;
+		goto out_mm;
 
 	down_read(&current->mm->mmap_sem);
 	ret = get_user_pages(current, current->mm, uaddr, pagecount,
@@ -668,6 +668,12 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
 	if (ret < 0)
 		goto out_free;
 
+	if (ret != pagecount) {
+		pagecount = ret;
+		ret = -EFAULT;
+		goto out_pages;
+	}
+
 	pm.out = buf;
 	pm.end = buf + count;
 
@@ -699,15 +705,17 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
 			ret = pm.out - buf;
 	}
 
+out_pages:
 	for (; pagecount; pagecount--) {
 		page = pages[pagecount-1];
 		if (!PageReserved(page))
 			SetPageDirty(page);
 		page_cache_release(page);
 	}
-	mmput(mm);
 out_free:
 	kfree(pages);
+out_mm:
+	mmput(mm);
 out_task:
 	put_task_struct(task);
 out:

include/asm-h8300/uaccess.h

@@ -91,22 +91,19 @@ extern int __put_user_bad(void);
 #define get_user(x, ptr)					\
 ({								\
     int __gu_err = 0;						\
-    uint32_t __gu_val = 0;				\
+    typeof(*(ptr)) __gu_val = *ptr;				\
     switch (sizeof(*(ptr))) {					\
     case 1:							\
     case 2:							\
     case 4:							\
-	__gu_val = *(ptr);	                		\
+    case 8: 							\
-	break;							\
-    case 8:							\
-	memcpy(&__gu_val, ptr, sizeof (*(ptr))); 		\
 	break;							\
     default:							\
-	__gu_val = 0;						\
 	__gu_err = __get_user_bad();				\
+	__gu_val = 0;						\
 	break;							\
     }								\
-    (x) = (typeof(*(ptr)))__gu_val;				\
+    (x) = __gu_val;						\
     __gu_err;							\
 })
 #define __get_user(x, ptr) get_user(x, ptr)

include/asm-parisc/elf.h

@@ -204,7 +204,7 @@ typedef struct elf64_fdesc {
 /*
  * The following definitions are those for 32-bit ELF binaries on a 32-bit
  * kernel and for 64-bit binaries on a 64-bit kernel.  To run 32-bit binaries
- * on a 64-bit kernel, arch/parisc64/kernel/binfmt_elf32.c defines these
+ * on a 64-bit kernel, arch/parisc/kernel/binfmt_elf32.c defines these
  * macros appropriately and then #includes binfmt_elf.c, which then includes
  * this file.
  */
@@ -216,26 +216,25 @@ typedef struct elf64_fdesc {
  * Note that this header file is used by default in fs/binfmt_elf.c. So
  * the following macros are for the default case. However, for the 64
  * bit kernel we also support 32 bit parisc binaries. To do that
- * arch/parisc64/kernel/binfmt_elf32.c defines its own set of these
+ * arch/parisc/kernel/binfmt_elf32.c defines its own set of these
  * macros, and then it includes fs/binfmt_elf.c to provide an alternate
  * elf binary handler for 32 bit binaries (on the 64 bit kernel).
  */
 #ifdef CONFIG_64BIT
-#define ELF_CLASS       ELFCLASS64
+#define ELF_CLASS   ELFCLASS64
 #else
 #define ELF_CLASS	ELFCLASS32
 #endif
 
 typedef unsigned long elf_greg_t;
 
-/* This yields a string that ld.so will use to load implementation
+/*
-   specific libraries for optimization.  This is more specific in
+ * This yields a string that ld.so will use to load implementation
-   intent than poking at uname or /proc/cpuinfo.
+ * specific libraries for optimization.  This is more specific in
+ * intent than poking at uname or /proc/cpuinfo.
+ */
 
-   For the moment, we have only optimizations for the Intel generations,
+#define ELF_PLATFORM  ("PARISC\0")
-   but that could change... */
-
-#define ELF_PLATFORM  ("PARISC\0" /*+((boot_cpu_data.x86-3)*5) */)
 
 #define SET_PERSONALITY(ex, ibcs2) \
 	current->personality = PER_LINUX; \
@@ -310,7 +309,7 @@ struct pt_regs;	/* forward declaration... */
 #define ELF_OSABI 	ELFOSABI_LINUX
 
 /* %r23 is set by ld.so to a pointer to a function which might be 
-   registered using atexit.  This provides a mean for the dynamic
+   registered using atexit.  This provides a means for the dynamic
    linker to call DT_FINI functions for shared libraries that have
    been loaded before the code runs.
 
@@ -339,6 +338,5 @@ struct pt_regs;	/* forward declaration... */
    but it's not easy, and we've already done it here.  */
 
 #define ELF_HWCAP	0
-/* (boot_cpu_data.x86_capability) */
 
 #endif

include/asm-parisc/fixmap.h

@@ -20,4 +20,11 @@
 #define KERNEL_MAP_START	(GATEWAY_PAGE_SIZE)
 #define KERNEL_MAP_END		(TMPALIAS_MAP_START)
 
-#endif
+#ifndef __ASSEMBLY__
+extern void *vmalloc_start;
+#define PCXL_DMA_MAP_SIZE	(8*1024*1024)
+#define VMALLOC_START		((unsigned long)vmalloc_start)
+#define VMALLOC_END		(KERNEL_MAP_END)
+#endif /*__ASSEMBLY__*/
+
+#endif /*_ASM_FIXMAP_H*/

include/asm-parisc/futex.h

@@ -56,6 +56,12 @@ futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval)
 	int err = 0;
 	int uval;
 
+	/* futex.c wants to do a cmpxchg_inatomic on kernel NULL, which is
+	 * our gateway page, and causes no end of trouble...
+	 */
+	if (segment_eq(KERNEL_DS, get_fs()) && !uaddr)
+		return -EFAULT;
+
 	if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int)))
 		return -EFAULT;
 
@@ -67,5 +73,5 @@ futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval)
 	return uval;
 }
 
-#endif
+#endif /*__KERNEL__*/
-#endif
+#endif /*_ASM_PARISC_FUTEX_H*/

include/asm-parisc/pdc.h

@@ -645,8 +645,7 @@ int pdc_soft_power_button(int sw_control);
 void pdc_io_reset(void);
 void pdc_io_reset_devices(void);
 int pdc_iodc_getc(void);
-int pdc_iodc_print(unsigned char *str, unsigned count);
+int pdc_iodc_print(const unsigned char *str, unsigned count);
-void pdc_printf(const char *fmt, ...);
 
 void pdc_emergency_unlock(void);
 int pdc_sti_call(unsigned long func, unsigned long flags,