Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git

CREDITS

@@ -1097,7 +1097,7 @@ S: 80050-430 - Curitiba - Paran
 S: Brazil
 
 N: Kumar Gala
-E: kumar.gala@freescale.com
+E: galak@kernel.crashing.org
 D: Embedded PowerPC 6xx/7xx/74xx/82xx/83xx/85xx support
 S: Austin, Texas 78729
 S: USA

Documentation/DocBook/Makefile

@@ -20,6 +20,12 @@ DOCBOOKS := wanbook.xml z8530book.xml mcabook.xml videobook.xml \
 #                        +--> DIR=file  (htmldocs)
 #                        +--> man/      (mandocs)
 
+
+# for PDF and PS output you can choose between xmlto and docbook-utils tools
+PDF_METHOD	= $(prefer-db2x)
+PS_METHOD	= $(prefer-db2x)
+
+
 ###
 # The targets that may be used.
 .PHONY:	xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
@@ -93,27 +99,39 @@ C-procfs-example = procfs_example.xml
 C-procfs-example2 = $(addprefix $(obj)/,$(C-procfs-example))
 $(obj)/procfs-guide.xml: $(C-procfs-example2)
 
-###
-# Rules to generate postscript, PDF and HTML
-# db2html creates a directory. Generate a html file used for timestamp
+notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \
+		   exit 1
+db2xtemplate = db2TYPE -o $(dir $@) $<
+xmltotemplate = xmlto TYPE $(XMLTOFLAGS) -o $(dir $@) $<
+
+# determine which methods are available
+ifeq ($(shell which db2ps >/dev/null 2>&1 && echo found),found)
+	use-db2x = db2x
+	prefer-db2x = db2x
+else
+	use-db2x = notfound
+	prefer-db2x = $(use-xmlto)
+endif
+ifeq ($(shell which xmlto >/dev/null 2>&1 && echo found),found)
+	use-xmlto = xmlto
+	prefer-xmlto = xmlto
+else
+	use-xmlto = notfound
+	prefer-xmlto = $(use-db2x)
+endif
 
-quiet_cmd_db2ps = XMLTO    $@
-      cmd_db2ps = xmlto ps $(XMLTOFLAGS) -o $(dir $@) $<
+# the commands, generated from the chosen template
+quiet_cmd_db2ps = PS      $@
+      cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template))
 %.ps : %.xml
-	@(which xmlto > /dev/null 2>&1) || \
-	 (echo "*** You need to install xmlto ***"; \
-	  exit 1)
 	$(call cmd,db2ps)
 
-quiet_cmd_db2pdf = XMLTO   $@
-      cmd_db2pdf = xmlto pdf $(XMLTOFLAGS) -o $(dir $@) $<
+quiet_cmd_db2pdf = PDF      $@
+      cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template))
 %.pdf : %.xml
-	@(which xmlto > /dev/null 2>&1) || \
-	 (echo "*** You need to install xmlto ***"; \
-	  exit 1)
 	$(call cmd,db2pdf)
 
-quiet_cmd_db2html = XMLTO  $@
+quiet_cmd_db2html = HTML   $@
       cmd_db2html = xmlto xhtml $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \
 		echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/index.html"> \
          Goto $(patsubst %.html,%,$(notdir $@))</a><p>' > $@
@@ -127,7 +145,7 @@ quiet_cmd_db2html = XMLTO  $@
 	@if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \
             cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
 
-quiet_cmd_db2man = XMLTO   $@
+quiet_cmd_db2man = MAN     $@
       cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man $< ; gzip -f $(obj)/man/*.9; fi
 %.9 : %.xml
 	@(which xmlto > /dev/null 2>&1) || \

Documentation/DocBook/kernel-api.tmpl

@@ -68,9 +68,7 @@ X!Iinclude/linux/kobject.h
 
      <sect1><title>Kernel utility functions</title>
 !Iinclude/linux/kernel.h
-<!-- This needs to clean up to make kernel-doc happy
-X!Ekernel/printk.c
- -->
+!Ekernel/printk.c
 !Ekernel/panic.c
 !Ekernel/sys.c
 !Ekernel/rcupdate.c

Documentation/DocBook/stylesheet.xsl

@@ -3,4 +3,5 @@
 <param name="chunk.quietly">1</param>
 <param name="funcsynopsis.style">ansi</param>
 <param name="funcsynopsis.tabular.threshold">80</param>
+<!-- <param name="paper.type">A4</param> -->
 </stylesheet>

Documentation/atomic_ops.txt

@@ -115,6 +115,33 @@ boolean is return which indicates whether the resulting counter value
 is negative.  It requires explicit memory barrier semantics around the
 operation.
 
+Then:
+
+	int atomic_cmpxchg(atomic_t *v, int old, int new);
+
+This performs an atomic compare exchange operation on the atomic value v,
+with the given old and new values. Like all atomic_xxx operations,
+atomic_cmpxchg will only satisfy its atomicity semantics as long as all
+other accesses of *v are performed through atomic_xxx operations.
+
+atomic_cmpxchg requires explicit memory barriers around the operation.
+
+The semantics for atomic_cmpxchg are the same as those defined for 'cas'
+below.
+
+Finally:
+
+	int atomic_add_unless(atomic_t *v, int a, int u);
+
+If the atomic value v is not equal to u, this function adds a to v, and
+returns non zero. If v is equal to u then it returns zero. This is done as
+an atomic operation.
+
+atomic_add_unless requires explicit memory barriers around the operation.
+
+atomic_inc_not_zero, equivalent to atomic_add_unless(v, 1, 0)
+
+
 If a caller requires memory barrier semantics around an atomic_t
 operation which does not return a value, a set of interfaces are
 defined which accomplish this:

Documentation/oops-tracing.txt

@@ -30,7 +30,9 @@ the disk is not available then you have three options :-
 
 (1) Hand copy the text from the screen and type it in after the machine
     has restarted.  Messy but it is the only option if you have not
-    planned for a crash.
+    planned for a crash. Alternatively, you can take a picture of
+    the screen with a digital camera - not nice, but better than
+    nothing.
 
 (2) Boot with a serial console (see Documentation/serial-console.txt),
     run a null modem to a second machine and capture the output there

Documentation/video4linux/CARDLIST.bttv

@@ -140,3 +140,4 @@
 139 -> Prolink PixelView PlayTV MPEG2 PV-M4900
 140 -> Osprey 440                                          [0070:ff07]
 141 -> Asound Skyeye PCTV
+142 -> Sabrent TV-FM (bttv version)

Documentation/video4linux/CARDLIST.saa7134

@@ -80,3 +80,5 @@
  79 -> Sedna/MuchTV PC TV Cardbus TV/Radio (ITO25 Rev:2B)
  80 -> ASUS Digimatrix TV                       [1043:0210]
  81 -> Philips Tiger reference design           [1131:2018]
+ 82 -> MSI TV@Anywhere plus                     [1462:6231]
+

Documentation/video4linux/CARDLIST.tuner

@@ -67,3 +67,4 @@ tuner=65 - Ymec TVF66T5-B/DFF
 tuner=66 - LG NTSC (TALN mini series)
 tuner=67 - Philips TD1316 Hybrid Tuner
 tuner=68 - Philips TUV1236D ATSC/NTSC dual in
+tuner=69 - Tena TNF 5335 MF

MAINTAINERS

@@ -1565,7 +1565,7 @@ S:	Maintained
 
 LINUX FOR POWERPC EMBEDDED PPC83XX AND PPC85XX
 P:     Kumar Gala
-M:     kumar.gala@freescale.com
+M:     galak@kernel.crashing.org
 W:     http://www.penguinppc.org/
 L:     linuxppc-embedded@ozlabs.org
 S:     Maintained
@@ -1873,6 +1873,16 @@ L:	linux-tr@linuxtr.net
 W:	http://www.linuxtr.net
 S:	Maintained
 
+OMNIKEY CARDMAN 4000 DRIVER
+P:	Harald Welte
+M:	laforge@gnumonks.org
+S:	Maintained
+
+OMNIKEY CARDMAN 4040 DRIVER
+P:	Harald Welte
+M:	laforge@gnumonks.org
+S:	Maintained
+
 ONSTREAM SCSI TAPE DRIVER
 P:	Willem Riede
 M:	osst@riede.org

Makefile

@@ -1193,6 +1193,17 @@ else
 __srctree = $(srctree)/
 endif
 
+ifeq ($(ALLSOURCE_ARCHS),)
+ifeq ($(ARCH),um)
+ALLINCLUDE_ARCHS := $(ARCH) $(SUBARCH)
+else
+ALLINCLUDE_ARCHS := $(ARCH)
+endif
+else
+#Allow user to specify only ALLSOURCE_PATHS on the command line, keeping existing behaviour.
+ALLINCLUDE_ARCHS := $(ALLSOURCE_ARCHS)
+endif
+
 ALLSOURCE_ARCHS := $(ARCH)
 
 define all-sources
@@ -1208,7 +1219,7 @@ define all-sources
 	  find $(__srctree)include $(RCS_FIND_IGNORE) \
 	       \( -name config -o -name 'asm-*' \) -prune \
 	       -o -name '*.[chS]' -print; \
-	  for ARCH in $(ALLSOURCE_ARCHS) ; do \
+	  for ARCH in $(ALLINCLUDE_ARCHS) ; do \
 	       find $(__srctree)include/asm-$${ARCH} $(RCS_FIND_IGNORE) \
 	            -name '*.[chS]' -print; \
 	  done ; \

README

@@ -81,6 +81,11 @@ INSTALLING the kernel:
    failed patches (xxx# or xxx.rej). If there are, either you or me has
    made a mistake.
 
+   Unlike patches for the 2.6.x kernels, patches for the 2.6.x.y kernels
+   (also known as the -stable kernels) are not incremental but instead apply
+   directly to the base 2.6.x kernel.  Please read
+   Documentation/applying-patches.txt for more information.
+
    Alternatively, the script patch-kernel can be used to automate this
    process.  It determines the current kernel version and applies any
    patches found.

arch/arm/Kconfig

@@ -702,6 +702,8 @@ menu "Device Drivers"
 
 source "drivers/base/Kconfig"
 
+source "drivers/connector/Kconfig"
+
 if ALIGNMENT_TRAP
 source "drivers/mtd/Kconfig"
 endif

arch/arm/common/locomo.c

@@ -623,8 +623,6 @@ static int locomo_resume(struct platform_device *dev)
 	locomo_writel(0x1, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KCMD);
 
 	spin_unlock_irqrestore(&lchip->lock, flags);
-
-	dev->power.saved_state = NULL;
 	kfree(save);
 
 	return 0;
@@ -775,7 +773,7 @@ static int locomo_probe(struct platform_device *dev)
 
 static int locomo_remove(struct platform_device *dev)
 {
-	struct locomo *lchip = platform__get_drvdata(dev);
+	struct locomo *lchip = platform_get_drvdata(dev);
 
 	if (lchip) {
 		__locomo_remove(lchip);

arch/arm/common/scoop.c

@@ -153,7 +153,7 @@ int __init scoop_probe(struct platform_device *pdev)
 	printk("Sharp Scoop Device found at 0x%08x -> 0x%08x\n",(unsigned int)mem->start,(unsigned int)devptr->base);
 
 	SCOOP_REG(devptr->base, SCOOP_MCR) = 0x0140;
-	reset_scoop(dev);
+	reset_scoop(&pdev->dev);
 	SCOOP_REG(devptr->base, SCOOP_GPCR) = inf->io_dir & 0xffff;
 	SCOOP_REG(devptr->base, SCOOP_GPWR) = inf->io_out & 0xffff;
 

arch/arm/kernel/apm.c

@@ -20,6 +20,7 @@
 #include <linux/apm_bios.h>
 #include <linux/sched.h>
 #include <linux/pm.h>
+#include <linux/pm_legacy.h>
 #include <linux/device.h>
 #include <linux/kernel.h>
 #include <linux/list.h>

arch/arm/kernel/smp.c

@@ -256,9 +256,7 @@ void __cpuexit cpu_die(void)
 asmlinkage void __cpuinit secondary_start_kernel(void)
 {
 	struct mm_struct *mm = &init_mm;
-	unsigned int cpu;
-
-	cpu = smp_processor_id();
+	unsigned int cpu = smp_processor_id();
 
 	printk("CPU%u: Booted secondary processor\n", cpu);
 

arch/arm/mach-footbridge/common.c

@@ -132,14 +132,14 @@ void __init footbridge_init_irq(void)
 static struct map_desc fb_common_io_desc[] __initdata = {
 	{
 		.virtual	= ARMCSR_BASE,
-		.pfn		= DC21285_ARMCSR_BASE,
+		.pfn		= __phys_to_pfn(DC21285_ARMCSR_BASE),
 		.length		= ARMCSR_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}, {
 		.virtual	= XBUS_BASE,
 		.pfn		= __phys_to_pfn(0x40000000),
 		.length		= XBUS_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}
 };
 
@@ -153,28 +153,28 @@ static struct map_desc ebsa285_host_io_desc[] __initdata = {
 		.virtual	= PCIMEM_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_MEM),
 		.length		= PCIMEM_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}, {
 		.virtual	= PCICFG0_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_TYPE_0_CONFIG),
 		.length		= PCICFG0_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}, {
 		.virtual	= PCICFG1_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_TYPE_1_CONFIG),
 		.length		= PCICFG1_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}, {
 		.virtual	= PCIIACK_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_IACK),
 		.length		= PCIIACK_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}, {
 		.virtual	= PCIO_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_IO),
 		.length		= PCIO_SIZE,
-		.type		= MT_DEVICE
-	}
+		.type		= MT_DEVICE,
+	},
 #endif
 };
 
@@ -187,13 +187,13 @@ static struct map_desc co285_io_desc[] __initdata = {
 		.virtual	= PCIO_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_IO),
 		.length		= PCIO_SIZE,
-		.type		= MT_DEVICE
+		.type		= MT_DEVICE,
 	}, {
 		.virtual	= PCIMEM_BASE,
 		.pfn		= __phys_to_pfn(DC21285_PCI_MEM),
 		.length		= PCIMEM_SIZE,
-		.type		= MT_DEVICE
-	}
+		.type		= MT_DEVICE,
+	},
 #endif
 };
 

arch/arm/mach-pxa/Kconfig

@@ -72,6 +72,12 @@ config MACH_HUSKY
 	depends PXA_SHARPSL_25x
 	select PXA_SHARP_C7xx
 
+config MACH_AKITA
+	bool "Enable Sharp SL-1000 (Akita) Support"
+	depends PXA_SHARPSL_27x
+	select PXA_SHARP_Cxx00
+	select MACH_SPITZ
+
 config MACH_SPITZ
 	bool "Enable Sharp Zaurus SL-3000 (Spitz) Support"
 	depends PXA_SHARPSL_27x

arch/arm/mach-pxa/Makefile

@@ -11,8 +11,9 @@ obj-$(CONFIG_PXA27x) += pxa27x.o
 obj-$(CONFIG_ARCH_LUBBOCK) += lubbock.o
 obj-$(CONFIG_MACH_MAINSTONE) += mainstone.o
 obj-$(CONFIG_ARCH_PXA_IDP) += idp.o
-obj-$(CONFIG_PXA_SHARP_C7xx)	+= corgi.o corgi_ssp.o corgi_lcd.o
-obj-$(CONFIG_PXA_SHARP_Cxx00)	+= spitz.o corgi_ssp.o corgi_lcd.o
+obj-$(CONFIG_PXA_SHARP_C7xx)	+= corgi.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o corgi_pm.o
+obj-$(CONFIG_PXA_SHARP_Cxx00)	+= spitz.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o spitz_pm.o
+obj-$(CONFIG_MACH_AKITA)	+= akita-ioexp.o
 obj-$(CONFIG_MACH_POODLE)	+= poodle.o
 obj-$(CONFIG_MACH_TOSA)         += tosa.o
 

arch/arm/mach-pxa/akita-ioexp.c

+/*
+ * Support for the Extra GPIOs on the Sharp SL-C1000 (Akita)
+ * (uses a Maxim MAX7310 8 Port IO Expander)
+ *
+ * Copyright 2005 Openedhand Ltd.
+ *
+ * Author: Richard Purdie <richard@openedhand.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/slab.h>
+#include <linux/workqueue.h>
+#include <asm/arch/akita.h>
+
+/* MAX7310 Regiser Map */
+#define MAX7310_INPUT    0x00
+#define MAX7310_OUTPUT   0x01
+#define MAX7310_POLINV   0x02
+#define MAX7310_IODIR    0x03 /* 1 = Input, 0 = Output */
+#define MAX7310_TIMEOUT  0x04
+
+/* Addresses to scan */
+static unsigned short normal_i2c[] = { 0x18, I2C_CLIENT_END };
+
+/* I2C Magic */
+I2C_CLIENT_INSMOD;
+
+static int max7310_write(struct i2c_client *client, int address, int data);
+static struct i2c_client max7310_template;
+static void akita_ioexp_work(void *private_);
+
+static struct device *akita_ioexp_device;
+static unsigned char ioexp_output_value = AKITA_IOEXP_IO_OUT;
+DECLARE_WORK(akita_ioexp, akita_ioexp_work, NULL);
+
+
+/*
+ * MAX7310 Access
+ */
+static int max7310_config(struct device *dev, int iomode, int polarity)
+{
+	int ret;
+	struct i2c_client *client = to_i2c_client(dev);
+
+	ret = max7310_write(client, MAX7310_POLINV, polarity);
+	if (ret < 0)
+		return ret;
+	ret = max7310_write(client, MAX7310_IODIR, iomode);
+	return ret;
+}
+
+static int max7310_set_ouputs(struct device *dev, int outputs)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+
+	return max7310_write(client, MAX7310_OUTPUT, outputs);
+}
+
+/*
+ * I2C Functions
+ */
+static int max7310_write(struct i2c_client *client, int address, int value)
+{
+	u8 data[2];
+
+	data[0] = address & 0xff;
+	data[1] = value & 0xff;
+
+	if (i2c_master_send(client, data, 2) == 2)
+		return 0;
+	return -1;
+}
+
+static int max7310_detect(struct i2c_adapter *adapter, int address, int kind)
+{
+	struct i2c_client *new_client;
+	int err;
+
+	if (!(new_client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL)))
+		return -ENOMEM;
+
+	max7310_template.adapter = adapter;
+	max7310_template.addr = address;
+
+	memcpy(new_client, &max7310_template, sizeof(struct i2c_client));
+
+	if ((err = i2c_attach_client(new_client))) {
+		kfree(new_client);
+		return err;
+	}
+
+	max7310_config(&new_client->dev, AKITA_IOEXP_IO_DIR, 0);
+	akita_ioexp_device = &new_client->dev;
+	schedule_work(&akita_ioexp);
+
+	return 0;
+}
+
+static int max7310_attach_adapter(struct i2c_adapter *adapter)
+{
+	return i2c_probe(adapter, &addr_data, max7310_detect);
+}
+
+static int max7310_detach_client(struct i2c_client *client)
+{
+	int err;
+
+	akita_ioexp_device = NULL;
+
+	if ((err = i2c_detach_client(client)))
+		return err;
+
+	kfree(client);
+	return 0;
+}
+
+static struct i2c_driver max7310_i2c_driver = {
+	.owner		= THIS_MODULE,
+	.name		= "akita-max7310",
+	.id		= I2C_DRIVERID_AKITAIOEXP,
+	.flags		= I2C_DF_NOTIFY,
+	.attach_adapter	= max7310_attach_adapter,
+	.detach_client	= max7310_detach_client,
+};
+
+static struct i2c_client max7310_template = {
+	name:   "akita-max7310",
+	flags:  I2C_CLIENT_ALLOW_USE,
+	driver: &max7310_i2c_driver,
+};
+
+void akita_set_ioexp(struct device *dev, unsigned char bit)
+{
+	ioexp_output_value |= bit;
+
+	if (akita_ioexp_device)
+		schedule_work(&akita_ioexp);
+	return;
+}
+
+void akita_reset_ioexp(struct device *dev, unsigned char bit)
+{
+	ioexp_output_value &= ~bit;
+
+	if (akita_ioexp_device)
+		schedule_work(&akita_ioexp);
+	return;
+}
+
+EXPORT_SYMBOL(akita_set_ioexp);
+EXPORT_SYMBOL(akita_reset_ioexp);
+
+static void akita_ioexp_work(void *private_)
+{
+	if (akita_ioexp_device)
+		max7310_set_ouputs(akita_ioexp_device, ioexp_output_value);
+}
+
+
+#ifdef CONFIG_PM
+static int akita_ioexp_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	flush_scheduled_work();
+	return 0;
+}
+
+static int akita_ioexp_resume(struct platform_device *pdev)
+{
+	schedule_work(&akita_ioexp);
+	return 0;
+}
+#else
+#define akita_ioexp_suspend NULL
+#define akita_ioexp_resume NULL
+#endif
+
+static int __init akita_ioexp_probe(struct platform_device *pdev)
+{
+	return i2c_add_driver(&max7310_i2c_driver);
+}
+
+static int akita_ioexp_remove(struct platform_device *pdev)
+{
+	i2c_del_driver(&max7310_i2c_driver);
+	return 0;
+}
+
+static struct platform_driver akita_ioexp_driver = {
+	.probe		= akita_ioexp_probe,
+	.remove		= akita_ioexp_remove,
+	.suspend	= akita_ioexp_suspend,
+	.resume		= akita_ioexp_resume,
+	.driver		= {
+		.name	= "akita-ioexp",
+	},
+};
+
+static int __init akita_ioexp_init(void)
+{
+	return platform_driver_register(&akita_ioexp_driver);
+}
+
+static void __exit akita_ioexp_exit(void)
+{
+	platform_driver_unregister(&akita_ioexp_driver);
+}
+
+MODULE_AUTHOR("Richard Purdie <rpurdie@openedhand.com>");
+MODULE_DESCRIPTION("Akita IO-Expander driver");
+MODULE_LICENSE("GPL");
+
+fs_initcall(akita_ioexp_init);
+module_exit(akita_ioexp_exit);
+

arch/arm/mach-pxa/corgi_pm.c

+/*
+ * Battery and Power Management code for the Sharp SL-C7xx
+ *
+ * Copyright (c) 2005 Richard Purdie
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <asm/apm.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/hardware/scoop.h>
+
+#include <asm/arch/sharpsl.h>
+#include <asm/arch/corgi.h>
+#include <asm/arch/pxa-regs.h>
+#include "sharpsl.h"
+
+static void corgi_charger_init(void)
+{
+	pxa_gpio_mode(CORGI_GPIO_ADC_TEMP_ON | GPIO_OUT);
+	pxa_gpio_mode(CORGI_GPIO_CHRG_ON | GPIO_OUT);
+	pxa_gpio_mode(CORGI_GPIO_CHRG_UKN | GPIO_OUT);
+	pxa_gpio_mode(CORGI_GPIO_KEY_INT | GPIO_IN);
+}
+
+static void corgi_charge_led(int val)
+{
+	if (val == SHARPSL_LED_ERROR) {
+		dev_dbg(sharpsl_pm.dev, "Charge LED Error\n");
+	} else if (val == SHARPSL_LED_ON) {
+		dev_dbg(sharpsl_pm.dev, "Charge LED On\n");
+		GPSR0 = GPIO_bit(CORGI_GPIO_LED_ORANGE);
+	} else {
+		dev_dbg(sharpsl_pm.dev, "Charge LED Off\n");
+		GPCR0 = GPIO_bit(CORGI_GPIO_LED_ORANGE);
+	}
+}
+
+static void corgi_measure_temp(int on)
+{
+	if (on)
+		GPSR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON);
+	else
+		GPCR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON);
+}
+
+static void corgi_charge(int on)
+{
+	if (on) {
+		if (machine_is_corgi() && (sharpsl_pm.flags & SHARPSL_SUSPENDED)) {
+			GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON);
+			GPSR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN);
+		} else {
+			GPSR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON);
+			GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN);
+		}
+	} else {
+		GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON);
+		GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN);
+	}
+}
+
+static void corgi_discharge(int on)
+{
+	if (on)
+		GPSR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON);
+	else
+		GPCR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON);
+}
+
+static void corgi_presuspend(void)
+{
+	int i;
+	unsigned long wakeup_mask;
+
+	/* charging , so CHARGE_ON bit is HIGH during OFF. */
+	if (READ_GPIO_BIT(CORGI_GPIO_CHRG_ON))
+		PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_ON);
+	else
+		PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_ON);
+
+	if (READ_GPIO_BIT(CORGI_GPIO_LED_ORANGE))
+		PGSR0 |= GPIO_bit(CORGI_GPIO_LED_ORANGE);
+	else
+		PGSR0 &= ~GPIO_bit(CORGI_GPIO_LED_ORANGE);
+
+	if (READ_GPIO_BIT(CORGI_GPIO_CHRG_UKN))
+		PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_UKN);
+	else
+		PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_UKN);
+
+	/* Resume on keyboard power key */
+	PGSR2 = (PGSR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(0);
+
+	wakeup_mask = GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) | GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_CHRG_FULL);
+
+	if (!machine_is_corgi())
+		wakeup_mask |= GPIO_bit(CORGI_GPIO_MAIN_BAT_LOW);
+
+	PWER = wakeup_mask | PWER_RTC;
+	PRER = wakeup_mask;
+	PFER = wakeup_mask;
+
+	for (i = 0; i <=15; i++) {
+		if (PRER & PFER & GPIO_bit(i)) {
+			if (GPLR0 & GPIO_bit(i) )
+				PRER &= ~GPIO_bit(i);
+			else
+				PFER &= ~GPIO_bit(i);
+		}
+	}
+}
+
+static void corgi_postsuspend(void)
+{
+}
+
+/*
+ * Check what brought us out of the suspend.
+ * Return: 0 to sleep, otherwise wake
+ */
+static int corgi_should_wakeup(unsigned int resume_on_alarm)
+{
+	int is_resume = 0;
+
+	dev_dbg(sharpsl_pm.dev, "GPLR0 = %x,%x\n", GPLR0, PEDR);
+
+	if ((PEDR & GPIO_bit(CORGI_GPIO_AC_IN))) {
+		if (STATUS_AC_IN()) {
+			/* charge on */
+			dev_dbg(sharpsl_pm.dev, "ac insert\n");
+			sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG;
+		} else {
+			/* charge off */
+			dev_dbg(sharpsl_pm.dev, "ac remove\n");
+			CHARGE_LED_OFF();
+			CHARGE_OFF();
+			sharpsl_pm.charge_mode = CHRG_OFF;
+		}
+	}
+
+	if ((PEDR & GPIO_bit(CORGI_GPIO_CHRG_FULL)))
+		dev_dbg(sharpsl_pm.dev, "Charge full interrupt\n");
+
+	if (PEDR & GPIO_bit(CORGI_GPIO_KEY_INT))
+		is_resume |= GPIO_bit(CORGI_GPIO_KEY_INT);
+
+	if (PEDR & GPIO_bit(CORGI_GPIO_WAKEUP))
+		is_resume |= GPIO_bit(CORGI_GPIO_WAKEUP);
+
+	if (resume_on_alarm && (PEDR & PWER_RTC))
+		is_resume |= PWER_RTC;
+
+	dev_dbg(sharpsl_pm.dev, "is_resume: %x\n",is_resume);
+	return is_resume;
+}
+
+static unsigned long corgi_charger_wakeup(void)
+{
+	return ~GPLR0 & ( GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) );
+}
+
+static int corgi_acin_status(void)
+{
+	return ((GPLR(CORGI_GPIO_AC_IN) & GPIO_bit(CORGI_GPIO_AC_IN)) != 0);
+}
+
+static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
+	.init            = corgi_charger_init,
+	.gpio_batlock    = CORGI_GPIO_BAT_COVER,
+	.gpio_acin       = CORGI_GPIO_AC_IN,
+	.gpio_batfull    = CORGI_GPIO_CHRG_FULL,
+	.status_acin     = corgi_acin_status,
+	.discharge       = corgi_discharge,
+	.charge          = corgi_charge,
+	.chargeled       = corgi_charge_led,
+	.measure_temp    = corgi_measure_temp,
+	.presuspend      = corgi_presuspend,
+	.postsuspend     = corgi_postsuspend,
+	.charger_wakeup  = corgi_charger_wakeup,
+	.should_wakeup   = corgi_should_wakeup,
+	.bat_levels      = 40,
+	.bat_levels_noac = spitz_battery_levels_noac,
+	.bat_levels_acin = spitz_battery_levels_acin,
+	.status_high_acin = 188,
+	.status_low_acin  = 178,
+	.status_high_noac = 185,
+	.status_low_noac  = 175,
+};
+
+static struct platform_device *corgipm_device;
+
+static int __devinit corgipm_init(void)
+{
+	int ret;
+
+	corgipm_device = platform_device_alloc("sharpsl-pm", -1);
+	if (!corgipm_device)
+		return -ENOMEM;
+
+	corgipm_device->dev.platform_data = &corgi_pm_machinfo;
+	ret = platform_device_add(corgipm_device);
+
+	if (ret)
+		platform_device_put(corgipm_device);
+
+	return ret;
+}
+
+static void corgipm_exit(void)
+{
+	platform_device_unregister(corgipm_device);
+}
+
+module_init(corgipm_init);
+module_exit(corgipm_exit);

arch/arm/mach-pxa/sharpsl.h

@@ -115,7 +115,7 @@ extern struct battery_thresh spitz_battery_levels_noac[];
 #define CHARGE_LED_ERR()    sharpsl_pm.machinfo->chargeled(SHARPSL_LED_ERROR)
 #define DISCHARGE_ON()      sharpsl_pm.machinfo->discharge(1)
 #define DISCHARGE_OFF()     sharpsl_pm.machinfo->discharge(0)
-#define STATUS_AC_IN        sharpsl_pm.machinfo->status_acin()
-#define STATUS_BATT_LOCKED  READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock)
-#define STATUS_CHRG_FULL    READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull)
-#define STATUS_FATAL        READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal)
+#define STATUS_AC_IN()      sharpsl_pm.machinfo->status_acin()
+#define STATUS_BATT_LOCKED()  READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock)
+#define STATUS_CHRG_FULL()  READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull)
+#define STATUS_FATAL()      READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal)

arch/arm/mach-pxa/spitz.c

@@ -345,6 +345,16 @@ static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
 }
 
+#ifdef CONFIG_MACH_AKITA
+static void akita_irda_transceiver_mode(struct device *dev, int mode)
+{
+	if (mode & IR_OFF)
+		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
+	else
+		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
+}
+#endif
+
 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 	.transceiver_cap  = IR_SIRMODE | IR_OFF,
 	.transceiver_mode = spitz_irda_transceiver_mode,
@@ -417,6 +427,32 @@ static void __init spitz_init(void)
 	platform_device_register(&spitzscoop2_device);
 }
 
+#ifdef CONFIG_MACH_AKITA
+/*
+ * Akita IO Expander
+ */
+struct platform_device akitaioexp_device = {
+	.name		= "akita-ioexp",
+	.id		= -1,
+};
+
+static void __init akita_init(void)
+{
+	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
+
+	/* We just pretend the second element of the array doesn't exist */
+	spitz_pcmcia_config.num_devs = 1;
+	platform_scoop_config = &spitz_pcmcia_config;
+	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
+
+	platform_device_register(&akitaioexp_device);
+
+	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
+	common_init();
+}
+#endif
+
+
 static void __init fixup_spitz(struct machine_desc *desc,
 		struct tag *tags, char **cmdline, struct meminfo *mi)
 {
@@ -452,3 +488,16 @@ MACHINE_START(BORZOI, "SHARP Borzoi")
 	.timer		= &pxa_timer,
 MACHINE_END
 #endif
+
+#ifdef CONFIG_MACH_AKITA
+MACHINE_START(AKITA, "SHARP Akita")
+	.phys_ram	= 0xa0000000,
+	.phys_io	= 0x40000000,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.fixup		= fixup_spitz,
+	.map_io		= pxa_map_io,
+	.init_irq	= pxa_init_irq,
+	.init_machine	= akita_init,
+	.timer		= &pxa_timer,
+MACHINE_END
+#endif

arch/arm/mach-pxa/spitz_pm.c

+/*
+ * Battery and Power Management code for the Sharp SL-Cxx00
+ *
+ * Copyright (c) 2005 Richard Purdie
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <asm/apm.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/hardware/scoop.h>
+
+#include <asm/arch/sharpsl.h>
+#include <asm/arch/spitz.h>
+#include <asm/arch/pxa-regs.h>
+#include "sharpsl.h"
+
+static int spitz_last_ac_status;
+
+static void spitz_charger_init(void)
+{
+	pxa_gpio_mode(SPITZ_GPIO_KEY_INT | GPIO_IN);
+	pxa_gpio_mode(SPITZ_GPIO_SYNC | GPIO_IN);
+}
+
+static void spitz_charge_led(int val)
+{
+	if (val == SHARPSL_LED_ERROR) {
+		dev_dbg(sharpsl_pm.dev, "Charge LED Error\n");
+	} else if (val == SHARPSL_LED_ON) {
+		dev_dbg(sharpsl_pm.dev, "Charge LED On\n");
+		set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_ORANGE);
+	} else {
+		dev_dbg(sharpsl_pm.dev, "Charge LED Off\n");
+		reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_ORANGE);
+	}
+}
+
+static void spitz_measure_temp(int on)
+{
+	if (on)
+		set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_ADC_TEMP_ON);
+	else
+		reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_ADC_TEMP_ON);
+}
+
+static void spitz_charge(int on)
+{
+	if (on) {
+		if (sharpsl_pm.flags & SHARPSL_SUSPENDED) {
+			set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B);
+			reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON);
+		} else {
+			reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B);
+			reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON);
+		}
+	} else {
+		reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B);
+		set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON);
+	}
+}
+
+static void spitz_discharge(int on)
+{
+	if (on)
+		set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_A);
+	else
+		reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_A);
+}
+
+/* HACK - For unknown reasons, accurate voltage readings are only made with a load
+   on the power bus which the green led on spitz provides */
+static void spitz_discharge1(int on)
+{
+	if (on)
+		set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_GREEN);
+	else
+		reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_GREEN);
+}
+
+static void spitz_presuspend(void)
+{
+	spitz_last_ac_status = STATUS_AC_IN();
+
+	/* GPIO Sleep Register */
+	PGSR0 = 0x00144018;
+	PGSR1 = 0x00EF0000;
+	if (machine_is_akita()) {
+		PGSR2 = 0x2121C000;
+		PGSR3 = 0x00600400;
+	} else {
+		PGSR2 = 0x0121C000;
+		PGSR3 = 0x00600000;
+	}
+
+	PGSR0 &= ~SPITZ_GPIO_G0_STROBE_BIT;
+	PGSR1 &= ~SPITZ_GPIO_G1_STROBE_BIT;
+	PGSR2 &= ~SPITZ_GPIO_G2_STROBE_BIT;
+	PGSR3 &= ~SPITZ_GPIO_G3_STROBE_BIT;
+	PGSR2 |= GPIO_bit(SPITZ_GPIO_KEY_STROBE0);
+
+	pxa_gpio_mode(GPIO18_RDY|GPIO_OUT | GPIO_DFLT_HIGH);
+
+	PRER = GPIO_bit(SPITZ_GPIO_KEY_INT);
+	PFER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET);
+	PWER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET) | PWER_RTC;
+	PKWR = GPIO_bit(SPITZ_GPIO_SYNC) | GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET);
+	PKSR = 0xffffffff; // clear
+
+	/* nRESET_OUT Disable */
+	PSLR |= PSLR_SL_ROD;
+
+	/* Clear reset status */
+	RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
+
+	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
+	PCFR = PCFR_GPR_EN | PCFR_OPDE;
+}
+
+static void spitz_postsuspend(void)
+{
+	pxa_gpio_mode(GPIO18_RDY_MD);
+	pxa_gpio_mode(10 | GPIO_IN);
+}
+
+static int spitz_should_wakeup(unsigned int resume_on_alarm)
+{
+	int is_resume = 0;
+	int acin = STATUS_AC_IN();
+
+	if (spitz_last_ac_status != acin) {
+		if (acin) {
+			/* charge on */
+			sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG;
+			dev_dbg(sharpsl_pm.dev, "AC Inserted\n");
+		} else {
+			/* charge off */
+			dev_dbg(sharpsl_pm.dev, "AC Removed\n");
+			CHARGE_LED_OFF();
+			CHARGE_OFF();
+			sharpsl_pm.charge_mode = CHRG_OFF;
+		}
+		spitz_last_ac_status = acin;
+		/* Return to suspend as this must be what we were woken for */
+		return 0;
+	}
+
+	if (PEDR & GPIO_bit(SPITZ_GPIO_KEY_INT))
+		is_resume |= GPIO_bit(SPITZ_GPIO_KEY_INT);
+
+	if (PKSR & GPIO_bit(SPITZ_GPIO_SYNC))
+		is_resume |= GPIO_bit(SPITZ_GPIO_SYNC);
+
+	if (resume_on_alarm && (PEDR & PWER_RTC))
+		is_resume |= PWER_RTC;
+
+	dev_dbg(sharpsl_pm.dev, "is_resume: %x\n",is_resume);
+	return is_resume;
+}
+
+static unsigned long spitz_charger_wakeup(void)
+{
+	return (~GPLR0 & GPIO_bit(SPITZ_GPIO_KEY_INT)) | (GPLR0 & GPIO_bit(SPITZ_GPIO_SYNC));
+}
+
+static int spitz_acin_status(void)
+{
+	return (((~GPLR(SPITZ_GPIO_AC_IN)) & GPIO_bit(SPITZ_GPIO_AC_IN)) != 0);
+}
+
+struct sharpsl_charger_machinfo spitz_pm_machinfo = {
+	.init             = spitz_charger_init,
+	.gpio_batlock     = SPITZ_GPIO_BAT_COVER,
+	.gpio_acin        = SPITZ_GPIO_AC_IN,
+	.gpio_batfull     = SPITZ_GPIO_CHRG_FULL,
+	.gpio_fatal       = SPITZ_GPIO_FATAL_BAT,
+	.status_acin      = spitz_acin_status,
+	.discharge        = spitz_discharge,
+	.discharge1       = spitz_discharge1,
+	.charge           = spitz_charge,
+	.chargeled        = spitz_charge_led,
+	.measure_temp     = spitz_measure_temp,
+	.presuspend       = spitz_presuspend,
+	.postsuspend      = spitz_postsuspend,
+	.charger_wakeup   = spitz_charger_wakeup,
+	.should_wakeup    = spitz_should_wakeup,
+	.bat_levels       = 40,
+	.bat_levels_noac  = spitz_battery_levels_noac,
+	.bat_levels_acin  = spitz_battery_levels_acin,
+	.status_high_acin = 188,
+	.status_low_acin  = 178,
+	.status_high_noac = 185,
+	.status_low_noac  = 175,
+};
+
+static struct platform_device *spitzpm_device;
+
+static int __devinit spitzpm_init(void)
+{
+	int ret;
+
+	spitzpm_device = platform_device_alloc("sharpsl-pm", -1);
+	if (!spitzpm_device)
+		return -ENOMEM;
+
+	spitzpm_device->dev.platform_data = &spitz_pm_machinfo;
+	ret = platform_device_add(spitzpm_device);
+
+	if (ret)
+		platform_device_put(spitzpm_device);
+
+	return ret;
+}
+
+static void spitzpm_exit(void)
+{
+ 	platform_device_unregister(spitzpm_device);
+}
+
+module_init(spitzpm_init);
+module_exit(spitzpm_exit);

arch/frv/kernel/pm.c

@@ -14,6 +14,7 @@
 #include <linux/config.h>
 #include <linux/init.h>
 #include <linux/pm.h>
+#include <linux/pm_legacy.h>
 #include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/sysctl.h>

arch/i386/Kconfig

@@ -699,7 +699,7 @@ depends on PM && !X86_VISWS
 
 config APM
 	tristate "APM (Advanced Power Management) BIOS support"
-	depends on PM
+	depends on PM && PM_LEGACY
 	---help---
 	  APM is a BIOS specification for saving power using several different
 	  techniques. This is mostly useful for battery powered laptops with

arch/i386/kernel/apm.c

@@ -218,6 +218,7 @@
 #include <linux/time.h>
 #include <linux/sched.h>
 #include <linux/pm.h>
+#include <linux/pm_legacy.h>
 #include <linux/device.h>
 #include <linux/kernel.h>
 #include <linux/smp.h>

arch/i386/kernel/cpu/intel.c

@@ -6,6 +6,7 @@
 #include <linux/bitops.h>
 #include <linux/smp.h>
 #include <linux/thread_info.h>
+#include <linux/module.h>
 
 #include <asm/processor.h>
 #include <asm/msr.h>
@@ -264,5 +265,52 @@ __init int intel_cpu_init(void)
 	return 0;
 }
 
+#ifndef CONFIG_X86_CMPXCHG
+unsigned long cmpxchg_386_u8(volatile void *ptr, u8 old, u8 new)
+{
+	u8 prev;
+	unsigned long flags;
+
+	/* Poor man's cmpxchg for 386. Unsuitable for SMP */
+	local_irq_save(flags);
+	prev = *(u8 *)ptr;
+	if (prev == old)
+		*(u8 *)ptr = new;
+	local_irq_restore(flags);
+	return prev;
+}
+EXPORT_SYMBOL(cmpxchg_386_u8);
+
+unsigned long cmpxchg_386_u16(volatile void *ptr, u16 old, u16 new)
+{
+	u16 prev;
+	unsigned long flags;
+
+	/* Poor man's cmpxchg for 386. Unsuitable for SMP */
+	local_irq_save(flags);
+	prev = *(u16 *)ptr;
+	if (prev == old)
+		*(u16 *)ptr = new;
+	local_irq_restore(flags);
+	return prev;
+}
+EXPORT_SYMBOL(cmpxchg_386_u16);
+
+unsigned long cmpxchg_386_u32(volatile void *ptr, u32 old, u32 new)
+{
+	u32 prev;
+	unsigned long flags;
+
+	/* Poor man's cmpxchg for 386. Unsuitable for SMP */
+	local_irq_save(flags);
+	prev = *(u32 *)ptr;
+	if (prev == old)
+		*(u32 *)ptr = new;
+	local_irq_restore(flags);
+	return prev;
+}
+EXPORT_SYMBOL(cmpxchg_386_u32);
+#endif
+
 // arch_initcall(intel_cpu_init);
 

arch/i386/kernel/entry.S

@@ -560,11 +560,10 @@ nmi_stack_fixup:
 nmi_debug_stack_check:
 	cmpw $__KERNEL_CS,16(%esp)
 	jne nmi_stack_correct
-	cmpl $debug - 1,(%esp)
-	jle nmi_stack_correct
+	cmpl $debug,(%esp)
+	jb nmi_stack_correct
 	cmpl $debug_esp_fix_insn,(%esp)
-	jle nmi_debug_stack_fixup
-nmi_debug_stack_fixup:
+	ja nmi_stack_correct
 	FIX_STACK(24,nmi_stack_correct, 1)
 	jmp nmi_stack_correct
 

arch/i386/kernel/timers/timer_pit.c

@@ -25,8 +25,9 @@ static int __init init_pit(char* override)
 {
  	/* check clock override */
  	if (override[0] && strncmp(override,"pit",3))
- 		printk(KERN_ERR "Warning: clock= override failed. Defaulting to PIT\n");
- 
+ 		printk(KERN_ERR "Warning: clock= override failed. Defaulting "
+				"to PIT\n");
+ 	init_cpu_khz();
 	count_p = LATCH;
 	return 0;
 }

arch/i386/mm/init.c

@@ -28,6 +28,7 @@
 #include <linux/proc_fs.h>
 #include <linux/efi.h>
 #include <linux/memory_hotplug.h>
+#include <linux/initrd.h>
 
 #include <asm/processor.h>
 #include <asm/system.h>
@@ -267,7 +268,7 @@ static void __init permanent_kmaps_init(pgd_t *pgd_base)
 	pkmap_page_table = pte;	
 }
 
-void __devinit free_new_highpage(struct page *page)
+static void __devinit free_new_highpage(struct page *page)
 {
 	set_page_count(page, 1);
 	__free_page(page);

arch/m68k/fpsp040/skeleton.S

@@ -381,10 +381,8 @@ fpsp_done:
 .Lnotkern:
 	SAVE_ALL_INT
 	GET_CURRENT(%d0)
-	tstb	%curptr@(TASK_NEEDRESCHED)
-	jne	ret_from_exception	| deliver signals,
-					| reschedule etc..
-	RESTORE_ALL
+	| deliver signals, reschedule etc..
+	jra	ret_from_exception
 
 |
 |	mem_write --- write to user or supervisor address space

arch/m68k/ifpsp060/iskeleton.S

@@ -75,10 +75,8 @@ _060_isp_done:
 .Lnotkern:
 	SAVE_ALL_INT
 	GET_CURRENT(%d0)
-	tstb	%curptr@(TASK_NEEDRESCHED)
-	jne	ret_from_exception	| deliver signals,
-					| reschedule etc..
-	RESTORE_ALL
+	| deliver signals, reschedule etc..
+	jra	ret_from_exception
 
 |
 | _060_real_chk():

arch/m68k/kernel/asm-offsets.c

@@ -25,12 +25,8 @@ int main(void)
 	DEFINE(TASK_STATE, offsetof(struct task_struct, state));
 	DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
 	DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
-	DEFINE(TASK_WORK, offsetof(struct task_struct, thread.work));
-	DEFINE(TASK_NEEDRESCHED, offsetof(struct task_struct, thread.work.need_resched));
-	DEFINE(TASK_SYSCALL_TRACE, offsetof(struct task_struct, thread.work.syscall_trace));
-	DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, thread.work.sigpending));
-	DEFINE(TASK_NOTIFY_RESUME, offsetof(struct task_struct, thread.work.notify_resume));
 	DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
+	DEFINE(TASK_INFO, offsetof(struct task_struct, thread.info));
 	DEFINE(TASK_MM, offsetof(struct task_struct, mm));
 	DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
 
@@ -45,6 +41,10 @@ int main(void)
 	DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl));
 	DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate));
 
+	/* offsets into the thread_info struct */
+	DEFINE(TINFO_PREEMPT, offsetof(struct thread_info, preempt_count));
+	DEFINE(TINFO_FLAGS, offsetof(struct thread_info, flags));
+
 	/* offsets into the pt_regs */
 	DEFINE(PT_D0, offsetof(struct pt_regs, d0));
 	DEFINE(PT_ORIG_D0, offsetof(struct pt_regs, orig_d0));

arch/m68k/kernel/entry.S

@@ -44,9 +44,7 @@
 
 #include <asm/asm-offsets.h>
 
-.globl system_call, buserr, trap
-.globl resume, ret_from_exception
-.globl ret_from_signal
+.globl system_call, buserr, trap, resume
 .globl inthandler, sys_call_table
 .globl sys_fork, sys_clone, sys_vfork
 .globl ret_from_interrupt, bad_interrupt
@@ -58,7 +56,7 @@ ENTRY(buserr)
 	movel	%sp,%sp@-		| stack frame pointer argument
 	bsrl	buserr_c
 	addql	#4,%sp
-	jra	ret_from_exception
+	jra	.Lret_from_exception
 
 ENTRY(trap)
 	SAVE_ALL_INT
@@ -66,7 +64,7 @@ ENTRY(trap)
 	movel	%sp,%sp@-		| stack frame pointer argument
 	bsrl	trap_c
 	addql	#4,%sp
-	jra	ret_from_exception
+	jra	.Lret_from_exception
 
 	| After a fork we jump here directly from resume,
 	| so that %d1 contains the previous task
@@ -75,30 +73,31 @@ ENTRY(ret_from_fork)
 	movel	%d1,%sp@-
 	jsr	schedule_tail
 	addql	#4,%sp
-	jra	ret_from_exception
+	jra	.Lret_from_exception
 
-badsys:
-	movel	#-ENOSYS,%sp@(PT_D0)
-	jra	ret_from_exception
-
-do_trace:
+do_trace_entry:
 	movel	#-ENOSYS,%sp@(PT_D0)	| needed for strace
 	subql	#4,%sp
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
 	RESTORE_SWITCH_STACK
 	addql	#4,%sp
-	movel	%sp@(PT_ORIG_D0),%d1
-	movel	#-ENOSYS,%d0
-	cmpl	#NR_syscalls,%d1
-	jcc	1f
-	jbsr	@(sys_call_table,%d1:l:4)@(0)
-1:	movel	%d0,%sp@(PT_D0)		| save the return value
-	subql	#4,%sp			| dummy return address
+	movel	%sp@(PT_ORIG_D0),%d0
+	cmpl	#NR_syscalls,%d0
+	jcs	syscall
+badsys:
+	movel	#-ENOSYS,%sp@(PT_D0)
+	jra	ret_from_syscall
+
+do_trace_exit:
+	subql	#4,%sp
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
+	RESTORE_SWITCH_STACK
+	addql	#4,%sp
+	jra	.Lret_from_exception
 
-ret_from_signal:
+ENTRY(ret_from_signal)
 	RESTORE_SWITCH_STACK
 	addql	#4,%sp
 /* on 68040 complete pending writebacks if any */
@@ -111,7 +110,7 @@ ret_from_signal:
 	addql	#4,%sp
 1:
 #endif
-	jra	ret_from_exception
+	jra	.Lret_from_exception
 
 ENTRY(system_call)
 	SAVE_ALL_SYS
@@ -120,30 +119,34 @@ ENTRY(system_call)
 	| save top of frame
 	movel	%sp,%curptr@(TASK_THREAD+THREAD_ESP0)
 
-	tstb	%curptr@(TASK_SYSCALL_TRACE)
-	jne	do_trace
+	| syscall trace?
+	tstb	%curptr@(TASK_INFO+TINFO_FLAGS+2)
+	jmi	do_trace_entry
 	cmpl	#NR_syscalls,%d0
 	jcc	badsys
+syscall:
 	jbsr	@(sys_call_table,%d0:l:4)@(0)
 	movel	%d0,%sp@(PT_D0)		| save the return value
-
+ret_from_syscall:
 	|oriw	#0x0700,%sr
-	movel	%curptr@(TASK_WORK),%d0
+	movew	%curptr@(TASK_INFO+TINFO_FLAGS+2),%d0
 	jne	syscall_exit_work
 1:	RESTORE_ALL
 
 syscall_exit_work:
 	btst	#5,%sp@(PT_SR)		| check if returning to kernel
 	bnes	1b			| if so, skip resched, signals
-	tstw	%d0
-	jeq	do_signal_return
-	tstb	%d0
-	jne	do_delayed_trace
-
+	lslw	#1,%d0
+	jcs	do_trace_exit
+	jmi	do_delayed_trace
+	lslw	#8,%d0
+	jmi	do_signal_return
 	pea	resume_userspace
-	jmp	schedule
+	jra	schedule
+
 
-ret_from_exception:
+ENTRY(ret_from_exception)
+.Lret_from_exception:
 	btst	#5,%sp@(PT_SR)		| check if returning to kernel
 	bnes	1f			| if so, skip resched, signals
 	| only allow interrupts when we are really the last one on the
@@ -152,19 +155,18 @@ ret_from_exception:
 	andw	#ALLOWINT,%sr
 
 resume_userspace:
-	movel	%curptr@(TASK_WORK),%d0
-	lsrl	#8,%d0
+	moveb	%curptr@(TASK_INFO+TINFO_FLAGS+3),%d0
 	jne	exit_work
 1:	RESTORE_ALL
 
 exit_work:
 	| save top of frame
 	movel	%sp,%curptr@(TASK_THREAD+THREAD_ESP0)
-	tstb	%d0
-	jeq	do_signal_return
-
+	lslb	#1,%d0
+	jmi	do_signal_return
 	pea	resume_userspace
-	jmp	schedule
+	jra	schedule
+
 
 do_signal_return:
 	|andw	#ALLOWINT,%sr
@@ -254,7 +256,7 @@ ret_from_interrupt:
 
 	/* check if we need to do software interrupts */
 	tstl	irq_stat+CPUSTAT_SOFTIRQ_PENDING
-	jeq	ret_from_exception
+	jeq	.Lret_from_exception
 	pea	ret_from_exception
 	jra	do_softirq
 

arch/m68k/kernel/ptrace.c

@@ -109,7 +109,7 @@ static inline void singlestep_disable(struct task_struct *child)
 {
 	unsigned long tmp = get_reg(child, PT_SR) & ~(TRACE_BITS << 16);
 	put_reg(child, PT_SR, tmp);
-	child->thread.work.delayed_trace = 0;
+	clear_tsk_thread_flag(child, TIF_DELAYED_TRACE);
 }
 
 /*
@@ -118,7 +118,7 @@ static inline void singlestep_disable(struct task_struct *child)
 void ptrace_disable(struct task_struct *child)
 {
 	singlestep_disable(child);
-	child->thread.work.syscall_trace = 0;
+	clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
 }
 
 long arch_ptrace(struct task_struct *child, long request, long addr, long data)
@@ -198,9 +198,9 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 			goto out_eio;
 
 		if (request == PTRACE_SYSCALL)
-			child->thread.work.syscall_trace = ~0;
+			set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
 		else
-			child->thread.work.syscall_trace = 0;
+			clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
 		child->exit_code = data;
 		singlestep_disable(child);
 		wake_up_process(child);
@@ -223,10 +223,10 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 		if (!valid_signal(data))
 			goto out_eio;
 
-		child->thread.work.syscall_trace = 0;
+		clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
 		tmp = get_reg(child, PT_SR) | (TRACE_BITS << 16);
 		put_reg(child, PT_SR, tmp);
-		child->thread.work.delayed_trace = 1;
+		set_tsk_thread_flag(child, TIF_DELAYED_TRACE);
 
 		child->exit_code = data;
 		/* give it a chance to run. */
@@ -288,9 +288,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 
 asmlinkage void syscall_trace(void)
 {
-	if (!current->thread.work.delayed_trace &&
-	    !current->thread.work.syscall_trace)
-		return;
 	ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
 				 ? 0x80 : 0));
 	/*

arch/mips/au1000/common/power.c

@@ -32,6 +32,7 @@
 #include <linux/config.h>
 #include <linux/init.h>
 #include <linux/pm.h>
+#include <linux/pm_legacy.h>
 #include <linux/slab.h>
 #include <linux/sysctl.h>
 #include <linux/jiffies.h>

arch/mips/au1000/common/usbdev.c

@@ -348,7 +348,7 @@ endpoint_stall(endpoint_t * ep)
 {
 	u32 cs;
 
-	warn(__FUNCTION__);
+	warn("%s", __FUNCTION__);
 
 	cs = au_readl(ep->reg->ctrl_stat) | USBDEV_CS_STALL;
 	au_writel(cs, ep->reg->ctrl_stat);
@@ -360,7 +360,7 @@ endpoint_unstall(endpoint_t * ep)
 {
 	u32 cs;
 
-	warn(__FUNCTION__);
+	warn("%s", __FUNCTION__);
 
 	cs = au_readl(ep->reg->ctrl_stat) & ~USBDEV_CS_STALL;
 	au_writel(cs, ep->reg->ctrl_stat);

arch/powerpc/kernel/head_fsl_booke.S

@@ -24,7 +24,7 @@
  *    Copyright 2002-2004 MontaVista Software, Inc.
  *      PowerPC 44x support, Matt Porter <mporter@kernel.crashing.org>
  *    Copyright 2004 Freescale Semiconductor, Inc
- *      PowerPC e500 modifications, Kumar Gala <kumar.gala@freescale.com>
+ *      PowerPC e500 modifications, Kumar Gala <galak@kernel.crashing.org>
  *
  * This program is free software; you can redistribute  it and/or modify it
  * under  the terms of  the GNU General  Public License as published by the

arch/powerpc/mm/fsl_booke_mmu.c

 /*
- * Modifications by Kumar Gala (kumar.gala@freescale.com) to support
+ * Modifications by Kumar Gala (galak@kernel.crashing.org) to support
  * E500 Book E processors.
  *
  * Copyright 2004 Freescale Semiconductor, Inc

arch/powerpc/oprofile/op_model_fsl_booke.c

@@ -7,7 +7,7 @@
  * Copyright (c) 2004 Freescale Semiconductor, Inc
  *
  * Author: Andy Fleming
- * Maintainer: Kumar Gala <Kumar.Gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License

arch/powerpc/xmon/xmon.c

@@ -19,6 +19,7 @@
 #include <linux/cpumask.h>
 #include <linux/module.h>
 #include <linux/sysrq.h>
+#include <linux/interrupt.h>
 
 #include <asm/ptrace.h>
 #include <asm/string.h>

arch/ppc/kernel/head_fsl_booke.S

@@ -24,7 +24,7 @@
  *    Copyright 2002-2004 MontaVista Software, Inc.
  *      PowerPC 44x support, Matt Porter <mporter@kernel.crashing.org>
  *    Copyright 2004 Freescale Semiconductor, Inc
- *      PowerPC e500 modifications, Kumar Gala <kumar.gala@freescale.com>
+ *      PowerPC e500 modifications, Kumar Gala <galak@kernel.crashing.org>
  *
  * This program is free software; you can redistribute  it and/or modify it
  * under  the terms of  the GNU General  Public License as published by the

arch/ppc/mm/fsl_booke_mmu.c

 /*
- * Modifications by Kumar Gala (kumar.gala@freescale.com) to support
+ * Modifications by Kumar Gala (galak@kernel.crashing.org) to support
  * E500 Book E processors.
  *
  * Copyright 2004 Freescale Semiconductor, Inc

arch/ppc/platforms/83xx/mpc834x_sys.c

@@ -3,7 +3,7 @@
  *
  * MPC834x SYS board specific routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *
@@ -73,12 +73,19 @@ mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
 	     *       A      B      C      D
 	     */
 	{
-		{PIRQA, PIRQB,  PIRQC,  PIRQD}, /* idsel 0x11 */
-		{PIRQC, PIRQD,  PIRQA,  PIRQB}, /* idsel 0x12 */
-		{PIRQD, PIRQA,  PIRQB,  PIRQC}  /* idsel 0x13 */
+		{PIRQA, PIRQB, PIRQC, PIRQD},	/* idsel 0x11 */
+		{PIRQC, PIRQD, PIRQA, PIRQB},	/* idsel 0x12 */
+		{PIRQD, PIRQA, PIRQB, PIRQC},	/* idsel 0x13 */
+		{0, 0, 0, 0},
+		{PIRQA, PIRQB, PIRQC, PIRQD},	/* idsel 0x15 */
+		{PIRQD, PIRQA, PIRQB, PIRQC},	/* idsel 0x16 */
+		{PIRQC, PIRQD, PIRQA, PIRQB},	/* idsel 0x17 */
+		{PIRQB, PIRQC, PIRQD, PIRQA},	/* idsel 0x18 */
+		{0, 0, 0, 0},			/* idsel 0x19 */
+		{0, 0, 0, 0},			/* idsel 0x20 */
 	};
 
-	const long min_idsel = 0x11, max_idsel = 0x13, irqs_per_slot = 4;
+	const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
 	return PCI_IRQ_TABLE_LOOKUP;
 }
 

arch/ppc/platforms/83xx/mpc834x_sys.h

@@ -3,7 +3,7 @@
  *
  * MPC834X SYS common board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor, Inc.
  *

arch/ppc/platforms/85xx/mpc8540_ads.c

@@ -3,7 +3,7 @@
  *
  * MPC8540ADS board specific routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc8540_ads.h

@@ -3,7 +3,7 @@
  *
  * MPC8540ADS board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc8555_cds.h

@@ -3,7 +3,7 @@
  *
  * MPC8555CDS board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc8560_ads.c

@@ -3,7 +3,7 @@
  *
  * MPC8560ADS board specific routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc8560_ads.h

@@ -3,7 +3,7 @@
  *
  * MPC8540ADS board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc85xx_ads_common.c

@@ -3,7 +3,7 @@
  *
  * MPC85xx ADS board common routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc85xx_ads_common.h

@@ -3,7 +3,7 @@
  *
  * MPC85XX ADS common board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/platforms/85xx/mpc85xx_cds_common.c

@@ -3,7 +3,7 @@
  *
  * MPC85xx CDS board specific routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor, Inc
  *

arch/ppc/platforms/85xx/mpc85xx_cds_common.h

@@ -3,7 +3,7 @@
  *
  * MPC85xx CDS board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor, Inc
  *

arch/ppc/platforms/85xx/sbc8560.c

@@ -3,7 +3,7 @@
  * 
  * Wind River SBC8560 board specific routines
  * 
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  * 

arch/ppc/platforms/pmac_feature.c

@@ -2317,6 +2317,14 @@ static struct pmac_mb_def pmac_mb_defs[] = {
 		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
 		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
 	},
+	{	"PowerBook5,8",			"PowerBook G4 15\"",
+		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
+		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
+	},
+	{	"PowerBook5,9",			"PowerBook G4 17\"",
+		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
+		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
+	},
 	{	"PowerBook6,1",			"PowerBook G4 12\"",
 		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
 		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,

arch/ppc/platforms/pq2ads.c

@@ -3,7 +3,7 @@
  *
  * PQ2ADS platform support
  *
- * Author: Kumar Gala <kumar.gala@freescale.com>
+ * Author: Kumar Gala <galak@kernel.crashing.org>
  * Derived from: est8260_setup.c by Allen Curtis
  *
  * Copyright 2004 Freescale Semiconductor, Inc.

arch/ppc/syslib/ipic.h

@@ -3,7 +3,7 @@
  *
  * IPIC private definitions and structure.
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor, Inc
  *

arch/ppc/syslib/mpc83xx_devices.c

@@ -3,7 +3,7 @@
  *
  * MPC83xx Device descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/mpc83xx_sys.c

@@ -3,7 +3,7 @@
  *
  * MPC83xx System descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/mpc85xx_devices.c

@@ -3,7 +3,7 @@
  *
  * MPC85xx Device descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/mpc85xx_sys.c

@@ -3,7 +3,7 @@
  *
  * MPC85xx System descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/mpc8xx_devices.c

@@ -3,7 +3,7 @@
  *
  * MPC8xx Device descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 MontaVista Software, Inc. by Vitaly Bordug<vbordug@ru.mvista.com>
  *

arch/ppc/syslib/mpc8xx_sys.c

@@ -3,7 +3,7 @@
  *
  * MPC8xx System descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 MontaVista Software, Inc. by Vitaly Bordug <vbordug@ru.mvista.com>
  *

arch/ppc/syslib/ppc83xx_setup.c

@@ -3,7 +3,7 @@
  *
  * MPC83XX common board code
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/ppc83xx_setup.h

@@ -3,7 +3,7 @@
  *
  * MPC83XX common board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/ppc85xx_common.c

@@ -3,7 +3,7 @@
  *
  * MPC85xx support routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/ppc85xx_common.h

@@ -3,7 +3,7 @@
  *
  * MPC85xx support routines
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/ppc85xx_setup.c

@@ -3,7 +3,7 @@
  *
  * MPC85XX common board code
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/ppc85xx_setup.h

@@ -3,7 +3,7 @@
  *
  * MPC85XX common board definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor Inc.
  *

arch/ppc/syslib/ppc_sys.c

@@ -3,7 +3,7 @@
  *
  * PPC System library functions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor Inc.
  * Copyright 2005 MontaVista, Inc. by Vitaly Bordug <vbordug@ru.mvista.com>

arch/ppc/syslib/pq2_devices.c

@@ -3,7 +3,7 @@
  *
  * PQ2 Device descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * This file is licensed under the terms of the GNU General Public License
  * version 2. This program is licensed "as is" without any warranty of any

arch/ppc/syslib/pq2_sys.c

@@ -3,7 +3,7 @@
  *
  * PQ2 System descriptions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * This file is licensed under the terms of the GNU General Public License
  * version 2. This program is licensed "as is" without any warranty of any

arch/ppc64/kernel/prom.c

@@ -1261,6 +1261,7 @@ prom_n_addr_cells(struct device_node* np)
 	/* No #address-cells property for the root node, default to 1 */
 	return 1;
 }
+EXPORT_SYMBOL_GPL(prom_n_addr_cells);
 
 int
 prom_n_size_cells(struct device_node* np)
@@ -1276,6 +1277,7 @@ prom_n_size_cells(struct device_node* np)
 	/* No #size-cells property for the root node, default to 1 */
 	return 1;
 }
+EXPORT_SYMBOL_GPL(prom_n_size_cells);
 
 /**
  * Work out the sense (active-low level / active-high edge)

arch/sparc/lib/atomic32.c

@@ -37,17 +37,43 @@ int __atomic_add_return(int i, atomic_t *v)
 	spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
 	return ret;
 }
+EXPORT_SYMBOL(__atomic_add_return);
 
-void atomic_set(atomic_t *v, int i)
+int atomic_cmpxchg(atomic_t *v, int old, int new)
 {
+	int ret;
 	unsigned long flags;
+
 	spin_lock_irqsave(ATOMIC_HASH(v), flags);
+	ret = v->counter;
+	if (likely(ret == old))
+		v->counter = new;
 
-	v->counter = i;
+	spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
+	return ret;
+}
+
+int atomic_add_unless(atomic_t *v, int a, int u)
+{
+	int ret;
+	unsigned long flags;
 
+	spin_lock_irqsave(ATOMIC_HASH(v), flags);
+	ret = v->counter;
+	if (ret != u)
+		v->counter += a;
 	spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
+	return ret != u;
 }
 
-EXPORT_SYMBOL(__atomic_add_return);
-EXPORT_SYMBOL(atomic_set);
+static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
+/* Atomic operations are already serializing */
+void atomic_set(atomic_t *v, int i)
+{
+	unsigned long flags;
 
+	spin_lock_irqsave(ATOMIC_HASH(v), flags);
+	v->counter = i;
+	spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
+}
+EXPORT_SYMBOL(atomic_set);

arch/sparc/lib/bitext.c

@@ -10,6 +10,7 @@
  */
 
 #include <linux/smp_lock.h>
+#include <linux/string.h>
 #include <linux/bitops.h>
 
 #include <asm/bitext.h>

arch/um/Kconfig

@@ -7,7 +7,6 @@ config UML
 	bool
 	default y
 
-# XXX: does UM have a mmu/swap?
 config MMU
 	bool
 	default y
@@ -36,12 +35,6 @@ config IRQ_RELEASE_METHOD
 	bool
 	default y
 
-menu "Host processor type and features"
-
-source "arch/i386/Kconfig.cpu"
-
-endmenu
-
 menu "UML-specific options"
 
 config MODE_TT
@@ -209,7 +202,8 @@ config MAGIC_SYSRQ
 config SMP
 	bool "Symmetric multi-processing support (EXPERIMENTAL)"
 	default n
-	depends on (MODE_TT && EXPERIMENTAL && !SMP_BROKEN) || (BROKEN && SMP_BROKEN)
+	#SMP_BROKEN is for x86_64.
+	depends on MODE_TT && EXPERIMENTAL && (!SMP_BROKEN || (BROKEN && SMP_BROKEN))
 	help
 	This option enables UML SMP support.
 	It is NOT related to having a real SMP box. Not directly, at least.

arch/um/Kconfig.i386

+menu "Host processor type and features"
+
+source "arch/i386/Kconfig.cpu"
+
+endmenu
+
 config UML_X86
 	bool
 	default y
@@ -42,7 +48,3 @@ config ARCH_HAS_SC_SIGNALS
 config ARCH_REUSE_HOST_VSYSCALL_AREA
 	bool
 	default y
-
-config X86_CMPXCHG
-	bool
-	default y

arch/um/Makefile-i386

@@ -35,4 +35,3 @@ cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
 
 CFLAGS += $(cflags-y)
 USER_CFLAGS += $(cflags-y)
-

arch/um/drivers/chan_kern.c

@@ -89,8 +89,7 @@ static int not_configged_write(int fd, const char *buf, int len, void *data)
 	return(-EIO);
 }
 
-static int not_configged_console_write(int fd, const char *buf, int len,
-				       void *data)
+static int not_configged_console_write(int fd, const char *buf, int len)
 {
 	my_puts("Using a channel type which is configured out of "
 	       "UML\n");
@@ -299,7 +298,7 @@ int console_write_chan(struct list_head *chans, const char *buf, int len)
 		chan = list_entry(ele, struct chan, list);
 		if(!chan->output || (chan->ops->console_write == NULL))
 			continue;
-		n = chan->ops->console_write(chan->fd, buf, len, chan->data);
+		n = chan->ops->console_write(chan->fd, buf, len);
 		if(chan->primary) ret = n;
 	}
 	return(ret);

arch/um/drivers/chan_user.c

@@ -20,7 +20,7 @@
 #include "choose-mode.h"
 #include "mode.h"
 
-int generic_console_write(int fd, const char *buf, int n, void *unused)
+int generic_console_write(int fd, const char *buf, int n)
 {
 	struct termios save, new;
 	int err;

arch/um/drivers/daemon_user.c

@@ -98,7 +98,7 @@ static int connect_to_switch(struct daemon_data *pri)
 		printk("daemon_open : control setup request failed, err = %d\n",
 		       -n);
 		err = -ENOTCONN;
-		goto out;		
+		goto out_free;
 	}
 
 	n = os_read_file(pri->control, sun, sizeof(*sun));
@@ -106,12 +106,14 @@ static int connect_to_switch(struct daemon_data *pri)
 		printk("daemon_open : read of data socket failed, err = %d\n",
 		       -n);
 		err = -ENOTCONN;
-		goto out_close;		
+		goto out_free;
 	}
 
 	pri->data_addr = sun;
 	return(fd);
 
+ out_free:
+	kfree(sun);
  out_close:
 	os_close_file(fd);
  out:

arch/um/drivers/fd.c

@@ -76,13 +76,6 @@ static void fd_close(int fd, void *d)
 	}
 }
 
-static int fd_console_write(int fd, const char *buf, int n, void *d)
-{
-	struct fd_chan *data = d;
-
-	return(generic_console_write(fd, buf, n, &data->tt));
-}
-
 struct chan_ops fd_ops = {
 	.type		= "fd",
 	.init		= fd_init,
@@ -90,7 +83,7 @@ struct chan_ops fd_ops = {
 	.close		= fd_close,
 	.read		= generic_read,
 	.write		= generic_write,
-	.console_write	= fd_console_write,
+	.console_write	= generic_console_write,
 	.window_size	= generic_window_size,
 	.free		= generic_free,
 	.winch		= 1,

arch/um/drivers/mcast_user.c

@@ -54,7 +54,7 @@ static int mcast_open(void *data)
 	struct mcast_data *pri = data;
 	struct sockaddr_in *sin = pri->mcast_addr;
 	struct ip_mreq mreq;
-	int fd, yes = 1, err = 0;
+	int fd, yes = 1, err = -EINVAL;
 
 
 	if ((sin->sin_addr.s_addr == 0) || (sin->sin_port == 0))
@@ -63,40 +63,40 @@ static int mcast_open(void *data)
 	fd = socket(AF_INET, SOCK_DGRAM, 0);
 
 	if (fd < 0){
+		err = -errno;
 		printk("mcast_open : data socket failed, errno = %d\n", 
 		       errno);
-		err = -errno;
 		goto out;
 	}
 
 	if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) < 0) {
+		err = -errno;
 		printk("mcast_open: SO_REUSEADDR failed, errno = %d\n",
 			errno);
-		err = -errno;
 		goto out_close;
 	}
 
 	/* set ttl according to config */
 	if (setsockopt(fd, SOL_IP, IP_MULTICAST_TTL, &pri->ttl,
 		       sizeof(pri->ttl)) < 0) {
+		err = -errno;
 		printk("mcast_open: IP_MULTICAST_TTL failed, error = %d\n",
 			errno);
-		err = -errno;
 		goto out_close;
 	}
 
 	/* set LOOP, so data does get fed back to local sockets */
 	if (setsockopt(fd, SOL_IP, IP_MULTICAST_LOOP, &yes, sizeof(yes)) < 0) {
+		err = -errno;
 		printk("mcast_open: IP_MULTICAST_LOOP failed, error = %d\n",
 			errno);
-		err = -errno;
 		goto out_close;
 	}
 
 	/* bind socket to mcast address */
 	if (bind(fd, (struct sockaddr *) sin, sizeof(*sin)) < 0) {
-		printk("mcast_open : data bind failed, errno = %d\n", errno);
 		err = -errno;
+		printk("mcast_open : data bind failed, errno = %d\n", errno);
 		goto out_close;
 	}		
 	
@@ -105,22 +105,22 @@ static int mcast_open(void *data)
 	mreq.imr_interface.s_addr = 0;
 	if (setsockopt(fd, SOL_IP, IP_ADD_MEMBERSHIP, 
 		       &mreq, sizeof(mreq)) < 0) {
+		err = -errno;
 		printk("mcast_open: IP_ADD_MEMBERSHIP failed, error = %d\n",
 			errno);
 		printk("There appears not to be a multicast-capable network "
 		       "interface on the host.\n");
 		printk("eth0 should be configured in order to use the "
 		       "multicast transport.\n");
-		err = -errno;
-                goto out_close;
+		goto out_close;
 	}
 
 	return fd;
 
  out_close:
-        os_close_file(fd);
+	os_close_file(fd);
  out:
-        return err;
+	return err;
 }
 
 static void mcast_close(int fd, void *data)

arch/um/drivers/port_user.c

@@ -100,13 +100,6 @@ static void port_close(int fd, void *d)
 	os_close_file(fd);
 }
 
-static int port_console_write(int fd, const char *buf, int n, void *d)
-{
-	struct port_chan *data = d;
-
-	return(generic_console_write(fd, buf, n, &data->tt));
-}
-
 struct chan_ops port_ops = {
 	.type		= "port",
 	.init		= port_init,
@@ -114,7 +107,7 @@ struct chan_ops port_ops = {
 	.close		= port_close,
 	.read	        = generic_read,
 	.write		= generic_write,
-	.console_write	= port_console_write,
+	.console_write	= generic_console_write,
 	.window_size	= generic_window_size,
 	.free		= port_free,
 	.winch		= 1,

arch/um/drivers/pty.c

@@ -118,13 +118,6 @@ static int pty_open(int input, int output, int primary, void *d,
 	return(fd);
 }
 
-static int pty_console_write(int fd, const char *buf, int n, void *d)
-{
-	struct pty_chan *data = d;
-
-	return(generic_console_write(fd, buf, n, &data->tt));
-}
-
 struct chan_ops pty_ops = {
 	.type		= "pty",
 	.init		= pty_chan_init,
@@ -132,7 +125,7 @@ struct chan_ops pty_ops = {
 	.close		= generic_close,
 	.read		= generic_read,
 	.write		= generic_write,
-	.console_write	= pty_console_write,
+	.console_write	= generic_console_write,
 	.window_size	= generic_window_size,
 	.free		= generic_free,
 	.winch		= 0,
@@ -145,7 +138,7 @@ struct chan_ops pts_ops = {
 	.close		= generic_close,
 	.read		= generic_read,
 	.write		= generic_write,
-	.console_write	= pty_console_write,
+	.console_write	= generic_console_write,
 	.window_size	= generic_window_size,
 	.free		= generic_free,
 	.winch		= 0,

arch/um/drivers/tty.c

@@ -60,13 +60,6 @@ static int tty_open(int input, int output, int primary, void *d,
 	return(fd);
 }
 
-static int tty_console_write(int fd, const char *buf, int n, void *d)
-{
-	struct tty_chan *data = d;
-
-	return(generic_console_write(fd, buf, n, &data->tt));
-}
-
 struct chan_ops tty_ops = {
 	.type		= "tty",
 	.init		= tty_chan_init,
@@ -74,7 +67,7 @@ struct chan_ops tty_ops = {
 	.close		= generic_close,
 	.read		= generic_read,
 	.write		= generic_write,
-	.console_write	= tty_console_write,
+	.console_write	= generic_console_write,
 	.window_size	= generic_window_size,
 	.free		= generic_free,
 	.winch		= 0,

arch/um/drivers/xterm.c

@@ -194,13 +194,6 @@ static void xterm_free(void *d)
 	free(d);
 }
 
-static int xterm_console_write(int fd, const char *buf, int n, void *d)
-{
-	struct xterm_chan *data = d;
-
-	return(generic_console_write(fd, buf, n, &data->tt));
-}
-
 struct chan_ops xterm_ops = {
 	.type		= "xterm",
 	.init		= xterm_init,
@@ -208,7 +201,7 @@ struct chan_ops xterm_ops = {
 	.close		= xterm_close,
 	.read		= generic_read,
 	.write		= generic_write,
-	.console_write	= xterm_console_write,
+	.console_write	= generic_console_write,
 	.window_size	= generic_window_size,
 	.free		= xterm_free,
 	.winch		= 1,

arch/um/include/chan_user.h

@@ -25,7 +25,7 @@ struct chan_ops {
 	void (*close)(int, void *);
 	int (*read)(int, char *, void *);
 	int (*write)(int, const char *, int, void *);
-	int (*console_write)(int, const char *, int, void *);
+	int (*console_write)(int, const char *, int);
 	int (*window_size)(int, void *, unsigned short *, unsigned short *);
 	void (*free)(void *);
 	int winch;
@@ -37,7 +37,7 @@ extern struct chan_ops fd_ops, null_ops, port_ops, pts_ops, pty_ops, tty_ops,
 extern void generic_close(int fd, void *unused);
 extern int generic_read(int fd, char *c_out, void *unused);
 extern int generic_write(int fd, const char *buf, int n, void *unused);
-extern int generic_console_write(int fd, const char *buf, int n, void *state);
+extern int generic_console_write(int fd, const char *buf, int n);
 extern int generic_window_size(int fd, void *unused, unsigned short *rows_out,
 			       unsigned short *cols_out);
 extern void generic_free(void *data);

arch/um/include/um_uaccess.h

@@ -17,8 +17,25 @@
 #include "uaccess-skas.h"
 #endif
 
+#define __under_task_size(addr, size) \
+	(((unsigned long) (addr) < TASK_SIZE) && \
+         (((unsigned long) (addr) + (size)) < TASK_SIZE))
+
+#define __access_ok_vsyscall(type, addr, size) \
+	 ((type == VERIFY_READ) && \
+	  ((unsigned long) (addr) >= FIXADDR_USER_START) && \
+	  ((unsigned long) (addr) + (size) <= FIXADDR_USER_END) && \
+	  ((unsigned long) (addr) + (size) >= (unsigned long)(addr)))
+
+#define __addr_range_nowrap(addr, size) \
+	((unsigned long) (addr) <= ((unsigned long) (addr) + (size)))
+
 #define access_ok(type, addr, size) \
-	CHOOSE_MODE_PROC(access_ok_tt, access_ok_skas, type, addr, size)
+	(__addr_range_nowrap(addr, size) && \
+	 (__under_task_size(addr, size) || \
+	  __access_ok_vsyscall(type, addr, size) || \
+	  segment_eq(get_fs(), KERNEL_DS) || \
+	  CHOOSE_MODE_PROC(access_ok_tt, access_ok_skas, type, addr, size)))
 
 static inline int copy_from_user(void *to, const void __user *from, int n)
 {

arch/um/kernel/skas/include/uaccess-skas.h

@@ -9,14 +9,8 @@
 #include "asm/errno.h"
 #include "asm/fixmap.h"
 
-#define access_ok_skas(type, addr, size) \
-	((segment_eq(get_fs(), KERNEL_DS)) || \
-	 (((unsigned long) (addr) < TASK_SIZE) && \
-	  ((unsigned long) (addr) + (size) <= TASK_SIZE)) || \
-	 ((type == VERIFY_READ ) && \
-	  ((unsigned long) (addr) >= FIXADDR_USER_START) && \
-	  ((unsigned long) (addr) + (size) <= FIXADDR_USER_END) && \
-	  ((unsigned long) (addr) + (size) >= (unsigned long)(addr))))
+/* No SKAS-specific checking. */
+#define access_ok_skas(type, addr, size) 0
 
 extern int copy_from_user_skas(void *to, const void __user *from, int n);
 extern int copy_to_user_skas(void __user *to, const void *from, int n);

arch/um/kernel/skas/uaccess.c

@@ -143,7 +143,7 @@ int copy_from_user_skas(void *to, const void __user *from, int n)
 		return(0);
 	}
 
-	return(access_ok_skas(VERIFY_READ, from, n) ?
+	return(access_ok(VERIFY_READ, from, n) ?
 	       buffer_op((unsigned long) from, n, 0, copy_chunk_from_user, &to):
 	       n);
 }
@@ -164,7 +164,7 @@ int copy_to_user_skas(void __user *to, const void *from, int n)
 		return(0);
 	}
 
-	return(access_ok_skas(VERIFY_WRITE, to, n) ?
+	return(access_ok(VERIFY_WRITE, to, n) ?
 	       buffer_op((unsigned long) to, n, 1, copy_chunk_to_user, &from) :
 	       n);
 }
@@ -193,7 +193,7 @@ int strncpy_from_user_skas(char *dst, const char __user *src, int count)
 		return(strnlen(dst, count));
 	}
 
-	if(!access_ok_skas(VERIFY_READ, src, 1))
+	if(!access_ok(VERIFY_READ, src, 1))
 		return(-EFAULT);
 
 	n = buffer_op((unsigned long) src, count, 0, strncpy_chunk_from_user,
@@ -221,7 +221,7 @@ int clear_user_skas(void __user *mem, int len)
 		return(0);
 	}
 
-	return(access_ok_skas(VERIFY_WRITE, mem, len) ?
+	return(access_ok(VERIFY_WRITE, mem, len) ?
 	       buffer_op((unsigned long) mem, len, 1, clear_chunk, NULL) : len);
 }
 

arch/um/kernel/trap_kern.c

@@ -95,7 +95,16 @@ int handle_page_fault(unsigned long address, unsigned long ip,
 		pte = pte_offset_kernel(pmd, address);
 	} while(!pte_present(*pte));
 	err = 0;
+	/* The below warning was added in place of
+	 *	pte_mkyoung(); if (is_write) pte_mkdirty();
+	 * If it's triggered, we'd see normally a hang here (a clean pte is
+	 * marked read-only to emulate the dirty bit).
+	 * However, the generic code can mark a PTE writable but clean on a
+	 * concurrent read fault, triggering this harmlessly. So comment it out.
+	 */
+#if 0
 	WARN_ON(!pte_young(*pte) || (is_write && !pte_dirty(*pte)));
+#endif
 	flush_tlb_page(vma, address);
 out:
 	up_read(&mm->mmap_sem);

arch/um/kernel/tt/include/uaccess-tt.h

@@ -19,19 +19,13 @@
 extern unsigned long end_vm;
 extern unsigned long uml_physmem;
 
-#define under_task_size(addr, size) \
-	(((unsigned long) (addr) < TASK_SIZE) && \
-         (((unsigned long) (addr) + (size)) < TASK_SIZE))
-
 #define is_stack(addr, size) \
 	(((unsigned long) (addr) < STACK_TOP) && \
 	 ((unsigned long) (addr) >= STACK_TOP - ABOVE_KMEM) && \
 	 (((unsigned long) (addr) + (size)) <= STACK_TOP))
 
 #define access_ok_tt(type, addr, size) \
-	((type == VERIFY_READ) || (segment_eq(get_fs(), KERNEL_DS)) || \
-         (((unsigned long) (addr) <= ((unsigned long) (addr) + (size))) && \
-          (under_task_size(addr, size) || is_stack(addr, size))))
+	(is_stack(addr, size))
 
 extern unsigned long get_fault_addr(void);
 

arch/um/kernel/tt/uaccess.c

@@ -8,7 +8,7 @@
 
 int copy_from_user_tt(void *to, const void __user *from, int n)
 {
-	if(!access_ok_tt(VERIFY_READ, from, n))
+	if(!access_ok(VERIFY_READ, from, n))
 		return(n);
 
 	return(__do_copy_from_user(to, from, n, &current->thread.fault_addr,
@@ -17,7 +17,7 @@ int copy_from_user_tt(void *to, const void __user *from, int n)
 
 int copy_to_user_tt(void __user *to, const void *from, int n)
 {
-	if(!access_ok_tt(VERIFY_WRITE, to, n))
+	if(!access_ok(VERIFY_WRITE, to, n))
 		return(n);
 
 	return(__do_copy_to_user(to, from, n, &current->thread.fault_addr,
@@ -28,7 +28,7 @@ int strncpy_from_user_tt(char *dst, const char __user *src, int count)
 {
 	int n;
 
-	if(!access_ok_tt(VERIFY_READ, src, 1))
+	if(!access_ok(VERIFY_READ, src, 1))
 		return(-EFAULT);
 
 	n = __do_strncpy_from_user(dst, src, count,
@@ -47,7 +47,7 @@ int __clear_user_tt(void __user *mem, int len)
 
 int clear_user_tt(void __user *mem, int len)
 {
-	if(!access_ok_tt(VERIFY_WRITE, mem, len))
+	if(!access_ok(VERIFY_WRITE, mem, len))
 		return(len);
 
 	return(__do_clear_user(mem, len, &current->thread.fault_addr,

arch/x86_64/kernel/i8259.c

@@ -515,7 +515,7 @@ void i8254_timer_resume(void)
 }
 
 static struct sysdev_class timer_sysclass = {
-	set_kset_name("timer"),
+	set_kset_name("timer_pit"),
 	.resume		= timer_resume,
 };
 

drivers/acpi/bus.c

@@ -28,6 +28,7 @@
 #include <linux/list.h>
 #include <linux/sched.h>
 #include <linux/pm.h>
+#include <linux/pm_legacy.h>
 #include <linux/device.h>
 #include <linux/proc_fs.h>
 #ifdef CONFIG_X86
@@ -754,7 +755,7 @@ static int __init acpi_init(void)
 	result = acpi_bus_init();
 
 	if (!result) {
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_LEGACY
 		if (!PM_IS_ACTIVE())
 			pm_active = 1;
 		else {