Merge branch 'master' of git.alsa-project.org:alsa-kernel into fix/hda

.gitignore

@@ -28,6 +28,7 @@ modules.builtin
 *.gz
 *.bz2
 *.lzma
+*.lzo
 *.patch
 *.gcno
 

Documentation/.gitignore

+filesystems/dnotify_test
+laptops/dslm
+timers/hpet_example
+vm/hugepage-mmap
+vm/hugepage-shm
+vm/map_hugetlb
+

Documentation/kbuild/kbuild.txt

@@ -65,7 +65,7 @@ CROSS_COMPILE
 Specify an optional fixed part of the binutils filename.
 CROSS_COMPILE can be a part of the filename or the full path.
 
-CROSS_COMPILE is also used for ccache is some setups.
+CROSS_COMPILE is also used for ccache in some setups.
 
 CF
 --------------------------------------------------
@@ -162,3 +162,7 @@ For tags/TAGS/cscope targets, you can specify more than one arch
 to be included in the databases, separated by blank space. E.g.:
 
     $ make ALLSOURCE_ARCHS="x86 mips arm" tags
+
+To get all available archs you can also specify all. E.g.:
+
+    $ make ALLSOURCE_ARCHS=all tags

Documentation/mutex-design.txt

@@ -66,14 +66,14 @@ of advantages of mutexes:
 
     c0377ccb <mutex_lock>:
     c0377ccb:       f0 ff 08                lock decl (%eax)
-    c0377cce:       78 0e                   js     c0377cde <.text.lock.mutex>
+    c0377cce:       78 0e                   js     c0377cde <.text..lock.mutex>
     c0377cd0:       c3                      ret
 
    the unlocking fastpath is equally tight:
 
     c0377cd1 <mutex_unlock>:
     c0377cd1:       f0 ff 00                lock incl (%eax)
-    c0377cd4:       7e 0f                   jle    c0377ce5 <.text.lock.mutex+0x7>
+    c0377cd4:       7e 0f                   jle    c0377ce5 <.text..lock.mutex+0x7>
     c0377cd6:       c3                      ret
 
  - 'struct mutex' semantics are well-defined and are enforced if

Documentation/timers/Makefile

@@ -2,7 +2,7 @@
 obj- := dummy.o
 
 # List of programs to build
-hostprogs-y := hpet_example
+hostprogs-$(CONFIG_X86) := hpet_example
 
 # Tell kbuild to always build the programs
 always := $(hostprogs-y)

MAINTAINERS

@@ -3242,7 +3242,7 @@ L:	autofs@linux.kernel.org
 S:	Maintained
 F:	fs/autofs4/
 
-KERNEL BUILD
+KERNEL BUILD + files below scripts/ (unless maintained elsewhere)
 M:	Michal Marek <mmarek@suse.cz>
 T:	git git://repo.or.cz/linux-kbuild.git for-next
 T:	git git://repo.or.cz/linux-kbuild.git for-linus
@@ -3251,6 +3251,9 @@ S:	Maintained
 F:	Documentation/kbuild/
 F:	Makefile
 F:	scripts/Makefile.*
+F:	scripts/basic/
+F:	scripts/mk*
+F:	scripts/package/
 
 KERNEL JANITORS
 L:	kernel-janitors@vger.kernel.org

Makefile

@@ -183,11 +183,14 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
 # CROSS_COMPILE can be set on the command line
 # make CROSS_COMPILE=ia64-linux-
 # Alternatively CROSS_COMPILE can be set in the environment.
+# A third alternative is to store a setting in .config so that plain
+# "make" in the configured kernel build directory always uses that.
 # Default value for CROSS_COMPILE is not to prefix executables
 # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
 export KBUILD_BUILDHOST := $(SUBARCH)
 ARCH		?= $(SUBARCH)
 CROSS_COMPILE	?=
+CROSS_COMPILE	?= $(CONFIG_CROSS_COMPILE:"%"=%)
 
 # Architecture as present in compile.h
 UTS_MACHINE 	:= $(ARCH)
@@ -576,9 +579,6 @@ KBUILD_CFLAGS += $(call cc-option,-Wno-pointer-sign,)
 # disable invalid "can't wrap" optimizations for signed / pointers
 KBUILD_CFLAGS	+= $(call cc-option,-fno-strict-overflow)
 
-# revert to pre-gcc-4.4 behaviour of .eh_frame
-KBUILD_CFLAGS	+= $(call cc-option,-fno-dwarf2-cfi-asm)
-
 # conserve stack if available
 KBUILD_CFLAGS   += $(call cc-option,-fconserve-stack)
 
@@ -882,9 +882,6 @@ $(sort $(vmlinux-init) $(vmlinux-main)) $(vmlinux-lds): $(vmlinux-dirs) ;
 PHONY += $(vmlinux-dirs)
 $(vmlinux-dirs): prepare scripts
 	$(Q)$(MAKE) $(build)=$@
-ifdef CONFIG_MODULES
-	$(Q)$(MAKE) $(modbuiltin)=$@
-endif
 
 # Build the kernel release string
 #
@@ -907,14 +904,19 @@ endif
 #	  $(localver)
 #	    localversion*		(files without backups, containing '~')
 #	    $(CONFIG_LOCALVERSION)	(from kernel config setting)
-#	  $(localver-auto)		(only if CONFIG_LOCALVERSION_AUTO is set)
-#	    ./scripts/setlocalversion	(SCM tag, if one exists)
-#	    $(LOCALVERSION)		(from make command line if provided)
+#	  $(LOCALVERSION)		(from make command line, if provided)
+#	  $(localver-extra)
+#	    $(scm-identifier)		(unique SCM tag, if one exists)
+#	      ./scripts/setlocalversion	(only with CONFIG_LOCALVERSION_AUTO)
+#	      .scmversion		(only with CONFIG_LOCALVERSION_AUTO)
+#	    +				(only without CONFIG_LOCALVERSION_AUTO
+#					 and without LOCALVERSION= and
+#					 repository is at non-tagged commit)
 #
-#  Note how the final $(localver-auto) string is included *only* if the
-# kernel config option CONFIG_LOCALVERSION_AUTO is selected.  Also, at the
-# moment, only git is supported but other SCMs can edit the script
-# scripts/setlocalversion and add the appropriate checks as needed.
+# For kernels without CONFIG_LOCALVERSION_AUTO compiled from an SCM that has
+# been revised beyond a tagged commit, `+' is appended to the version string
+# when not overridden by using "make LOCALVERSION=".  This indicates that the
+# kernel is not a vanilla release version and has been modified.
 
 pattern = ".*/localversion[^~]*"
 string  = $(shell cat /dev/null \
@@ -923,26 +925,32 @@ string  = $(shell cat /dev/null \
 localver = $(subst $(space),, $(string) \
 			      $(patsubst "%",%,$(CONFIG_LOCALVERSION)))
 
-# If CONFIG_LOCALVERSION_AUTO is set scripts/setlocalversion is called
-# and if the SCM is know a tag from the SCM is appended.
-# The appended tag is determined by the SCM used.
+# scripts/setlocalversion is called to create a unique identifier if the source
+# is managed by a known SCM and the repository has been revised since the last
+# tagged (release) commit.  The format of the identifier is determined by the
+# SCM's implementation.
 #
 # .scmversion is used when generating rpm packages so we do not loose
 # the version information from the SCM when we do the build of the kernel
 # from the copied source
-ifdef CONFIG_LOCALVERSION_AUTO
-
 ifeq ($(wildcard .scmversion),)
-        _localver-auto = $(shell $(CONFIG_SHELL) \
+        scm-identifier = $(shell $(CONFIG_SHELL) \
                          $(srctree)/scripts/setlocalversion $(srctree))
 else
-        _localver-auto = $(shell cat .scmversion 2> /dev/null)
+        scm-identifier = $(shell cat .scmversion 2> /dev/null)
 endif
 
-	localver-auto  = $(LOCALVERSION)$(_localver-auto)
+ifdef CONFIG_LOCALVERSION_AUTO
+	localver-extra = $(scm-identifier)
+else
+	ifneq ($(scm-identifier),)
+		ifeq ($(LOCALVERSION),)
+			localver-extra = +
+		endif
+	endif
 endif
 
-localver-full = $(localver)$(localver-auto)
+localver-full = $(localver)$(LOCALVERSION)$(localver-extra)
 
 # Store (new) KERNELRELASE string in include/config/kernel.release
 kernelrelease = $(KERNELVERSION)$(localver-full)
@@ -1089,11 +1097,16 @@ all: modules
 PHONY += modules
 modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux)
 	$(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order
-	$(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.builtin) > $(objtree)/modules.builtin
 	@$(kecho) '  Building modules, stage 2.';
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modbuild
 
+modules.builtin: $(vmlinux-dirs:%=%/modules.builtin)
+	$(Q)$(AWK) '!x[$$0]++' $^ > $(objtree)/modules.builtin
+
+%/modules.builtin: include/config/auto.conf
+	$(Q)$(MAKE) $(modbuiltin)=$*
+
 
 # Target to prepare building external modules
 PHONY += modules_prepare
@@ -1104,7 +1117,7 @@ PHONY += modules_install
 modules_install: _modinst_ _modinst_post
 
 PHONY += _modinst_
-_modinst_:
+_modinst_: modules.builtin
 	@if [ -z "`$(DEPMOD) -V 2>/dev/null | grep module-init-tools`" ]; then \
 		echo "Warning: you may need to install module-init-tools"; \
 		echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt";\
@@ -1247,7 +1260,9 @@ help:
 	@echo  '  firmware_install- Install all firmware to INSTALL_FW_PATH'
 	@echo  '                    (default: $$(INSTALL_MOD_PATH)/lib/firmware)'
 	@echo  '  dir/            - Build all files in dir and below'
-	@echo  '  dir/file.[ois]  - Build specified target only'
+	@echo  '  dir/file.[oisS] - Build specified target only'
+	@echo  '  dir/file.lst    - Build specified mixed source/assembly target only'
+	@echo  '                    (requires a recent binutils and recent build (System.map))'
 	@echo  '  dir/file.ko     - Build module including final link'
 	@echo  '  modules_prepare - Set up for building external modules'
 	@echo  '  tags/TAGS	  - Generate tags file for editors'

arch/cris/arch-v10/drivers/ds1302.c

@@ -19,6 +19,7 @@
 #include <linux/module.h>
 #include <linux/miscdevice.h>
 #include <linux/delay.h>
+#include <linux/smp_lock.h>
 #include <linux/bcd.h>
 #include <linux/capability.h>
 
@@ -238,9 +239,7 @@ static unsigned char days_in_mo[] =
 
 /* ioctl that supports RTC_RD_TIME and RTC_SET_TIME (read and set time/date). */
 
-static int
-rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
-	  unsigned long arg) 
+static int rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	unsigned long flags;
 
@@ -354,6 +353,17 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 	}
 }
 
+static long rtc_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+	int ret;
+
+	lock_kernel();
+	ret = rtc_ioctl(file, cmd, arg);
+	unlock_kernel();
+
+	return ret;
+}
+
 static void
 print_rtc_status(void)
 {
@@ -375,8 +385,8 @@ print_rtc_status(void)
 /* The various file operations we support. */
 
 static const struct file_operations rtc_fops = {
-	.owner =	THIS_MODULE,
-	.ioctl =	rtc_ioctl,
+	.owner		= THIS_MODULE,
+	.unlocked_ioctl = rtc_unlocked_ioctl,
 }; 
 
 /* Probe for the chip by writing something to its RAM and try reading it back. */

arch/cris/arch-v10/drivers/pcf8563.c

@@ -27,6 +27,7 @@
 #include <linux/delay.h>
 #include <linux/bcd.h>
 #include <linux/mutex.h>
+#include <linux/smp_lock.h>
 
 #include <asm/uaccess.h>
 #include <asm/system.h>
@@ -53,7 +54,7 @@ static DEFINE_MUTEX(rtc_lock); /* Protect state etc */
 static const unsigned char days_in_month[] =
 	{ 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
 
-int pcf8563_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+static long pcf8563_unlocked_ioctl(struct file *, unsigned int, unsigned long);
 
 /* Cache VL bit value read at driver init since writing the RTC_SECOND
  * register clears the VL status.
@@ -62,7 +63,7 @@ static int voltage_low;
 
 static const struct file_operations pcf8563_fops = {
 	.owner = THIS_MODULE,
-	.ioctl = pcf8563_ioctl,
+	.unlocked_ioctl = pcf8563_unlocked_ioctl,
 };
 
 unsigned char
@@ -212,8 +213,7 @@ pcf8563_exit(void)
  * ioctl calls for this driver. Why return -ENOTTY upon error? Because
  * POSIX says so!
  */
-int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
-	unsigned long arg)
+static int pcf8563_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
 	/* Some sanity checks. */
 	if (_IOC_TYPE(cmd) != RTC_MAGIC)
@@ -339,6 +339,17 @@ int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
 	return 0;
 }
 
+static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+	int ret;
+
+	lock_kernel();
+	return pcf8563_ioctl(filp, cmd, arg);
+	unlock_kernel();
+
+	return ret;
+}
+
 static int __init pcf8563_register(void)
 {
 	if (pcf8563_init() < 0) {

arch/cris/arch-v10/kernel/irq.c

@@ -17,8 +17,8 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 
-#define mask_irq(irq_nr) (*R_VECT_MASK_CLR = 1 << (irq_nr));
-#define unmask_irq(irq_nr) (*R_VECT_MASK_SET = 1 << (irq_nr));
+#define crisv10_mask_irq(irq_nr) (*R_VECT_MASK_CLR = 1 << (irq_nr));
+#define crisv10_unmask_irq(irq_nr) (*R_VECT_MASK_SET = 1 << (irq_nr));
 
 /* don't use set_int_vector, it bypasses the linux interrupt handlers. it is
  * global just so that the kernel gdb can use it.
@@ -116,12 +116,12 @@ static unsigned int startup_crisv10_irq(unsigned int irq)
 
 static void enable_crisv10_irq(unsigned int irq)
 {
-	unmask_irq(irq);
+	crisv10_unmask_irq(irq);
 }
 
 static void disable_crisv10_irq(unsigned int irq)
 {
-	mask_irq(irq);
+	crisv10_mask_irq(irq);
 }
 
 static void ack_crisv10_irq(unsigned int irq)

arch/cris/arch-v10/lib/dmacopy.c

-/* $Id: dmacopy.c,v 1.1 2001/12/17 13:59:27 bjornw Exp $ 
- *
+/*
  * memcpy for large blocks, using memory-memory DMA channels 6 and 7 in Etrax
  */
 
@@ -13,11 +12,11 @@ void *dma_memcpy(void *pdst,
 		 unsigned int pn)
 {
 	static etrax_dma_descr indma, outdma;
-	
-	D(printk("dma_memcpy %d bytes... ", pn));
+
+	D(printk(KERN_DEBUG "dma_memcpy %d bytes... ", pn));
 
 #if 0
-	*R_GEN_CONFIG = genconfig_shadow = 
+	*R_GEN_CONFIG = genconfig_shadow =
 		(genconfig_shadow & ~0x3c0000) |
 		IO_STATE(R_GEN_CONFIG, dma6, intdma7) |
 		IO_STATE(R_GEN_CONFIG, dma7, intdma6);
@@ -32,11 +31,11 @@ void *dma_memcpy(void *pdst,
 	*R_DMA_CH7_FIRST = &outdma;
 	*R_DMA_CH6_CMD = IO_STATE(R_DMA_CH6_CMD, cmd, start);
 	*R_DMA_CH7_CMD = IO_STATE(R_DMA_CH7_CMD, cmd, start);
-	
-	while(*R_DMA_CH7_CMD == 1) /* wait for completion */ ;
 
-	D(printk("done\n"));
+	while (*R_DMA_CH7_CMD == 1)
+		/* wait for completion */;
 
+	D(printk(KERN_DEBUG "done\n"));
 }
 
 

arch/cris/arch-v10/lib/hw_settings.S

 /*
- * $Id: hw_settings.S,v 1.1 2001/12/17 13:59:27 bjornw Exp $
- * 
  * This table is used by some tools to extract hardware parameters.
  * The table should be included in the kernel and the decompressor.
  * Don't forget to update the tools if you change this table.
  *
  * Copyright (C) 2001 Axis Communications AB
  *
- * Authors:  Mikael Starvik (starvik@axis.com)	
+ * Authors:  Mikael Starvik (starvik@axis.com)
  */
 
 #define PA_SET_VALUE ((CONFIG_ETRAX_DEF_R_PORT_PA_DIR << 8) | \
@@ -15,13 +13,13 @@
 #define PB_SET_VALUE ((CONFIG_ETRAX_DEF_R_PORT_PB_CONFIG << 16) | \
 		(CONFIG_ETRAX_DEF_R_PORT_PB_DIR << 8) | \
 		(CONFIG_ETRAX_DEF_R_PORT_PB_DATA))
-	
+
 	.ascii "HW_PARAM_MAGIC" ; Magic number
 	.dword 0xc0004000	; Kernel start address
 
 	; Debug port
 #ifdef CONFIG_ETRAX_DEBUG_PORT0
-	.dword 0		
+	.dword 0
 #elif defined(CONFIG_ETRAX_DEBUG_PORT1)
 	.dword 1
 #elif defined(CONFIG_ETRAX_DEBUG_PORT2)
@@ -30,7 +28,7 @@
 	.dword 3
 #else
 	.dword 4 ; No debug
-#endif			
+#endif
 
 	; SDRAM or EDO DRAM?
 #ifdef CONFIG_ETRAX_SDRAM
@@ -39,7 +37,7 @@
 	.dword 0
 #endif
 
-	; Register values 
+	; Register values
 	.dword R_WAITSTATES
 	.dword CONFIG_ETRAX_DEF_R_WAITSTATES
 	.dword R_BUS_CONFIG
@@ -56,7 +54,7 @@
 	.dword CONFIG_ETRAX_DEF_R_DRAM_TIMING
 #endif
 	.dword R_PORT_PA_SET
-	.dword PA_SET_VALUE 
+	.dword PA_SET_VALUE
 	.dword R_PORT_PB_SET
 	.dword PB_SET_VALUE
 	.dword 0 ; No more register values

arch/cris/arch-v32/drivers/Kconfig

@@ -360,24 +360,10 @@ config ETRAX_SER4_DSR_BIT
 	string "Ser 4 DSR bit (empty = not used)"
 	depends on ETRAX_SERIAL_PORT4
 
-config ETRAX_SER3_CD_BIT
+config ETRAX_SER4_CD_BIT
 	string "Ser 4 CD bit (empty = not used)"
 	depends on ETRAX_SERIAL_PORT4
 
-config ETRAX_RS485
-	bool "RS-485 support"
-	depends on ETRAXFS_SERIAL
-	help
-	  Enables support for RS-485 serial communication.  For a primer on
-	  RS-485, see <http://www.hw.cz/english/docs/rs485/rs485.html>.
-
-config ETRAX_RS485_DISABLE_RECEIVER
-	bool "Disable serial receiver"
-	depends on ETRAX_RS485
-	help
-	  It is necessary to disable the serial receiver to avoid serial
-	  loopback.  Not all products are able to do this in software only.
-
 config ETRAX_SYNCHRONOUS_SERIAL
 	bool "Synchronous serial-port support"
 	depends on ETRAX_ARCH_V32

arch/cris/arch-v32/drivers/i2c.c

@@ -649,10 +649,10 @@ i2c_release(struct inode *inode, struct file *filp)
 /* Main device API. ioctl's to write or read to/from i2c registers.
  */
 
-static int
-i2c_ioctl(struct inode *inode, struct file *file,
-	  unsigned int cmd, unsigned long arg)
+static long
+i2c_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
+	int ret;
 	if(_IOC_TYPE(cmd) != ETRAXI2C_IOCTYPE) {
 		return -ENOTTY;
 	}
@@ -665,9 +665,13 @@ i2c_ioctl(struct inode *inode, struct file *file,
 				 I2C_ARGREG(arg),
 				 I2C_ARGVALUE(arg)));
 
-			return i2c_writereg(I2C_ARGSLAVE(arg),
+			lock_kernel();
+			ret = i2c_writereg(I2C_ARGSLAVE(arg),
 					    I2C_ARGREG(arg),
 					    I2C_ARGVALUE(arg));
+			unlock_kernel();
+			return ret;
+
 		case I2C_READREG:
 		{
 			unsigned char val;
@@ -675,7 +679,9 @@ i2c_ioctl(struct inode *inode, struct file *file,
 			D(printk("i2cr %d %d ",
 				I2C_ARGSLAVE(arg),
 				I2C_ARGREG(arg)));
+			lock_kernel();
 			val = i2c_readreg(I2C_ARGSLAVE(arg), I2C_ARGREG(arg));
+			unlock_kernel();
 			D(printk("= %d\n", val));
 			return val;
 		}
@@ -688,10 +694,10 @@ i2c_ioctl(struct inode *inode, struct file *file,
 }
 
 static const struct file_operations i2c_fops = {
-	.owner =    THIS_MODULE,
-	.ioctl =    i2c_ioctl,
-	.open =     i2c_open,
-	.release =  i2c_release,
+	.owner		= THIS_MODULE,
+	.unlocked_ioctl = i2c_ioctl,
+	.open		= i2c_open,
+	.release	= i2c_release,
 };
 
 static int __init i2c_init(void)

arch/cris/arch-v32/drivers/pcf8563.c

@@ -24,6 +24,7 @@
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/ioctl.h>
+#include <linux/smp_lock.h>
 #include <linux/delay.h>
 #include <linux/bcd.h>
 #include <linux/mutex.h>
@@ -49,7 +50,7 @@ static DEFINE_MUTEX(rtc_lock); /* Protect state etc */
 static const unsigned char days_in_month[] =
 	{ 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
 
-int pcf8563_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
 
 /* Cache VL bit value read at driver init since writing the RTC_SECOND
  * register clears the VL status.
@@ -57,8 +58,8 @@ int pcf8563_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
 static int voltage_low;
 
 static const struct file_operations pcf8563_fops = {
-	.owner =	THIS_MODULE,
-	.ioctl =	pcf8563_ioctl
+	.owner		= THIS_MODULE,
+	.unlocked_ioctl = pcf8563_unlocked_ioctl,
 };
 
 unsigned char
@@ -208,8 +209,7 @@ pcf8563_exit(void)
  * ioctl calls for this driver. Why return -ENOTTY upon error? Because
  * POSIX says so!
  */
-int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
-	unsigned long arg)
+static int pcf8563_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
 	/* Some sanity checks. */
 	if (_IOC_TYPE(cmd) != RTC_MAGIC)
@@ -335,6 +335,17 @@ int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
 	return 0;
 }
 
+static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+	int ret;
+
+	lock_kernel();
+	return pcf8563_ioctl(filp, cmd, arg);
+	unlock_kernel();
+
+	return ret;
+}
+
 static int __init pcf8563_register(void)
 {
 	if (pcf8563_init() < 0) {

arch/cris/arch-v32/kernel/crisksyms.c

@@ -24,5 +24,5 @@ EXPORT_SYMBOL(crisv32_io_get_name);
 EXPORT_SYMBOL(crisv32_io_get);
 
 /* Functions masking/unmasking interrupts */
-EXPORT_SYMBOL(mask_irq);
-EXPORT_SYMBOL(unmask_irq);
+EXPORT_SYMBOL(crisv32_mask_irq);
+EXPORT_SYMBOL(crisv32_unmask_irq);

arch/cris/arch-v32/kernel/irq.c

@@ -280,8 +280,7 @@ static int irq_cpu(int irq)
 	return cpu;
 }
 
-void
-mask_irq(int irq)
+void crisv32_mask_irq(int irq)
 {
 	int cpu;
 
@@ -289,8 +288,7 @@ mask_irq(int irq)
 		block_irq(irq, cpu);
 }
 
-void
-unmask_irq(int irq)
+void crisv32_unmask_irq(int irq)
 {
 	unblock_irq(irq, irq_cpu(irq));
 }
@@ -298,23 +296,23 @@ unmask_irq(int irq)
 
 static unsigned int startup_crisv32_irq(unsigned int irq)
 {
-	unmask_irq(irq);
+	crisv32_unmask_irq(irq);
 	return 0;
 }
 
 static void shutdown_crisv32_irq(unsigned int irq)
 {
-	mask_irq(irq);
+	crisv32_mask_irq(irq);
 }
 
 static void enable_crisv32_irq(unsigned int irq)
 {
-	unmask_irq(irq);
+	crisv32_unmask_irq(irq);
 }
 
 static void disable_crisv32_irq(unsigned int irq)
 {
-	mask_irq(irq);
+	crisv32_mask_irq(irq);
 }
 
 static void ack_crisv32_irq(unsigned int irq)

arch/cris/arch-v32/kernel/smp.c

@@ -168,8 +168,8 @@ void __init smp_callin(void)
 
 	/* Enable IRQ and idle */
 	REG_WR(intr_vect, irq_regs[cpu], rw_mask, vect_mask);
-	unmask_irq(IPI_INTR_VECT);
-	unmask_irq(TIMER0_INTR_VECT);
+	crisv32_unmask_irq(IPI_INTR_VECT);
+	crisv32_unmask_irq(TIMER0_INTR_VECT);
 	preempt_disable();
 	notify_cpu_starting(cpu);
 	local_irq_enable();

arch/cris/include/arch-v10/arch/irq.h

@@ -93,15 +93,16 @@ void set_break_vector(int n, irqvectptr addr);
   "push $r10\n\t"       /* push orig_r10 */ \
   "clear.d [$sp=$sp-4]\n\t"  /* frametype - this is a normal stackframe */
 
-  /* BLOCK_IRQ and UNBLOCK_IRQ do the same as mask_irq and unmask_irq */
+/* BLOCK_IRQ and UNBLOCK_IRQ do the same as
+ * crisv10_mask_irq and crisv10_unmask_irq */
 
 #define BLOCK_IRQ(mask,nr) \
   "move.d " #mask ",$r0\n\t" \
-  "move.d $r0,[0xb00000d8]\n\t" 
-  
+  "move.d $r0,[0xb00000d8]\n\t"
+
 #define UNBLOCK_IRQ(mask) \
   "move.d " #mask ",$r0\n\t" \
-  "move.d $r0,[0xb00000dc]\n\t" 
+  "move.d $r0,[0xb00000dc]\n\t"
 
 #define IRQ_NAME2(nr) nr##_interrupt(void)
 #define IRQ_NAME(nr) IRQ_NAME2(IRQ##nr)

arch/cris/include/arch-v32/arch/irq.h

@@ -23,8 +23,8 @@ struct etrax_interrupt_vector {
 
 extern struct etrax_interrupt_vector *etrax_irv;	/* head.S */
 
-void mask_irq(int irq);
-void unmask_irq(int irq);
+void crisv32_mask_irq(int irq);
+void crisv32_unmask_irq(int irq);
 
 void set_exception_vector(int n, irqvectptr addr);
 

arch/cris/include/asm/param.h

@@ -2,22 +2,9 @@
 #define _ASMCRIS_PARAM_H
 
 /* Currently we assume that HZ=100 is good for CRIS. */
-#ifdef __KERNEL__
-# define HZ		CONFIG_HZ	/* Internal kernel timer frequency */
-# define USER_HZ	100		/* .. some user interfaces are in "ticks" */
-# define CLOCKS_PER_SEC	(USER_HZ)	/* like times() */
-#endif
-
-#ifndef HZ
-#define HZ 100
-#endif
 
 #define EXEC_PAGESIZE	8192
 
-#ifndef NOGROUP
-#define NOGROUP		(-1)
-#endif
-
-#define MAXHOSTNAMELEN	64	/* max length of hostname */
+#include <asm-generic/param.h>
 
-#endif
+#endif /* _ASMCRIS_PARAM_H */

arch/frv/kernel/break.S

@@ -21,7 +21,7 @@
 #
 # the break handler has its own stack
 #
-	.section	.bss.stack
+	.section	.bss..stack
 	.globl		__break_user_context
 	.balign		THREAD_SIZE
 __break_stack:
@@ -63,7 +63,7 @@ __break_trace_through_exceptions:
 # entry point for Break Exceptions/Interrupts
 #
 ###############################################################################
-	.section	.text.break
+	.section	.text..break
 	.balign		4
 	.globl		__entry_break
 __entry_break:

arch/frv/kernel/entry.S

@@ -38,7 +38,7 @@
 
 #define nr_syscalls ((syscall_table_size)/4)
 
-	.section	.text.entry
+	.section	.text..entry
 	.balign		4
 
 .macro LEDS val

arch/frv/kernel/head.S

@@ -542,7 +542,7 @@ __head_end:
 	.size		_boot, .-_boot
 
 	# provide a point for GDB to place a break
-	.section	.text.start,"ax"
+	.section	.text..start,"ax"
 	.globl		_start
 	.balign		4
 _start:

arch/frv/kernel/vmlinux.lds.S

@@ -57,10 +57,10 @@ SECTIONS
   _text = .;
   _stext = .;
   .text : {
-	*(.text.start)
-	*(.text.entry)
-	*(.text.break)
-	*(.text.tlbmiss)
+	*(.text..start)
+	*(.text..entry)
+	*(.text..break)
+	*(.text..tlbmiss)
 	TEXT_TEXT
 	SCHED_TEXT
 	LOCK_TEXT
@@ -114,7 +114,7 @@ SECTIONS
 
   .sbss		: { *(.sbss .sbss.*) }
   .bss		: { *(.bss .bss.*) }
-  .bss.stack	: { *(.bss) }
+  .bss..stack	: { *(.bss) }
 
   __bss_stop = .;
   _end = . ;

arch/frv/mm/tlb-miss.S

@@ -15,7 +15,7 @@
 #include <asm/pgtable.h>
 #include <asm/spr-regs.h>
 
-	.section	.text.tlbmiss
+	.section	.text..tlbmiss
 	.balign		4
 
 	.globl		__entry_insn_mmu_miss

arch/h8300/boot/compressed/head.S

@@ -9,7 +9,7 @@
 
 #define SRAM_START 0xff4000
 
-	.section	.text.startup
+	.section	.text..startup
 	.global	startup
 startup:
 	mov.l	#SRAM_START+0x8000, sp

arch/h8300/boot/compressed/vmlinux.lds

@@ -4,7 +4,7 @@ SECTIONS
         {
         __stext = . ;
 	__text = .;
-	       *(.text.startup)
+	       *(.text..startup)
 	       *(.text)
         __etext = . ;
         }

arch/ia64/include/asm/asmmacro.h

@@ -70,12 +70,12 @@
  * path (ivt.S - TLB miss processing) or in places where it might not be
  * safe to use a "tpa" instruction (mca_asm.S - error recovery).
  */
-	.section ".data.patch.vtop", "a"	// declare section & section attributes
+	.section ".data..patch.vtop", "a"	// declare section & section attributes
 	.previous
 
 #define	LOAD_PHYSICAL(pr, reg, obj)		\
 [1:](pr)movl reg = obj;				\
-	.xdata4 ".data.patch.vtop", 1b-.
+	.xdata4 ".data..patch.vtop", 1b-.
 
 /*
  * For now, we always put in the McKinley E9 workaround.  On CPUs that don't need it,
@@ -84,11 +84,11 @@
 #define DO_MCKINLEY_E9_WORKAROUND
 
 #ifdef DO_MCKINLEY_E9_WORKAROUND
-	.section ".data.patch.mckinley_e9", "a"
+	.section ".data..patch.mckinley_e9", "a"
 	.previous
 /* workaround for Itanium 2 Errata 9: */
 # define FSYS_RETURN					\
-	.xdata4 ".data.patch.mckinley_e9", 1f-.;	\
+	.xdata4 ".data..patch.mckinley_e9", 1f-.;	\
 1:{ .mib;						\
 	nop.m 0;					\
 	mov r16=ar.pfs;					\
@@ -107,11 +107,11 @@
  * If physical stack register size is different from DEF_NUM_STACK_REG,
  * dynamically patch the kernel for correct size.
  */
-	.section ".data.patch.phys_stack_reg", "a"
+	.section ".data..patch.phys_stack_reg", "a"
 	.previous
 #define LOAD_PHYS_STACK_REG_SIZE(reg)			\
 [1:]	adds reg=IA64_NUM_PHYS_STACK_REG*8+8,r0;	\
-	.xdata4 ".data.patch.phys_stack_reg", 1b-.
+	.xdata4 ".data..patch.phys_stack_reg", 1b-.
 
 /*
  * Up until early 2004, use of .align within a function caused bad unwind info.

arch/ia64/include/asm/cache.h

@@ -24,6 +24,6 @@
 # define SMP_CACHE_BYTES	(1 << 3)
 #endif
 
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
 
 #endif /* _ASM_IA64_CACHE_H */

arch/ia64/include/asm/percpu.h

@@ -31,7 +31,7 @@ extern void *per_cpu_init(void);
 
 #endif	/* SMP */
 
-#define PER_CPU_BASE_SECTION ".data.percpu"
+#define PER_CPU_BASE_SECTION ".data..percpu"
 
 /*
  * Be extremely careful when taking the address of this variable!  Due to virtual

arch/ia64/kernel/Makefile.gate

@@ -21,7 +21,7 @@ GATECFLAGS_gate-syms.o = -r
 $(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE
 	$(call if_changed,gate)
 
-# gate-data.o contains the gate DSO image as data in section .data.gate.
+# gate-data.o contains the gate DSO image as data in section .data..gate.
 # We must build gate.so before we can assemble it.
 # Note: kbuild does not track this dependency due to usage of .incbin
 $(obj)/gate-data.o: $(obj)/gate.so

arch/ia64/kernel/gate-data.S

-	.section .data.gate, "aw"
+	.section .data..gate, "aw"
 
 	.incbin "arch/ia64/kernel/gate.so"

arch/ia64/kernel/gate.S

@@ -21,18 +21,18 @@
  * to targets outside the shared object) and to avoid multi-phase kernel builds, we
  * simply create minimalistic "patch lists" in special ELF sections.
  */
-	.section ".data.patch.fsyscall_table", "a"
+	.section ".data..patch.fsyscall_table", "a"
 	.previous
 #define LOAD_FSYSCALL_TABLE(reg)			\
 [1:]	movl reg=0;					\
-	.xdata4 ".data.patch.fsyscall_table", 1b-.
+	.xdata4 ".data..patch.fsyscall_table", 1b-.
 
-	.section ".data.patch.brl_fsys_bubble_down", "a"
+	.section ".data..patch.brl_fsys_bubble_down", "a"
 	.previous
 #define BRL_COND_FSYS_BUBBLE_DOWN(pr)			\
 [1:](pr)brl.cond.sptk 0;				\
 	;;						\
-	.xdata4 ".data.patch.brl_fsys_bubble_down", 1b-.
+	.xdata4 ".data..patch.brl_fsys_bubble_down", 1b-.
 
 GLOBAL_ENTRY(__kernel_syscall_via_break)
 	.prologue

arch/ia64/kernel/gate.lds.S

@@ -33,21 +33,21 @@ SECTIONS
 	 */
 	. = GATE_ADDR + 0x600;
 
-	.data.patch		: {
+	.data..patch		: {
 		__paravirt_start_gate_mckinley_e9_patchlist = .;
-		*(.data.patch.mckinley_e9)
+		*(.data..patch.mckinley_e9)
 		__paravirt_end_gate_mckinley_e9_patchlist = .;
 
 		__paravirt_start_gate_vtop_patchlist = .;
-		*(.data.patch.vtop)
+		*(.data..patch.vtop)
 		__paravirt_end_gate_vtop_patchlist = .;
 
 		__paravirt_start_gate_fsyscall_patchlist = .;
-		*(.data.patch.fsyscall_table)
+		*(.data..patch.fsyscall_table)
 		__paravirt_end_gate_fsyscall_patchlist = .;
 
 		__paravirt_start_gate_brl_fsys_bubble_down_patchlist = .;
-		*(.data.patch.brl_fsys_bubble_down)
+		*(.data..patch.brl_fsys_bubble_down)
 		__paravirt_end_gate_brl_fsys_bubble_down_patchlist = .;
 	}						:readable
 

arch/ia64/kernel/init_task.c

@@ -23,7 +23,7 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * Initial task structure.
  *
  * We need to make sure that this is properly aligned due to the way process stacks are
- * handled. This is done by having a special ".data.init_task" section...
+ * handled. This is done by having a special ".data..init_task" section...
  */
 #define init_thread_info	init_task_mem.s.thread_info
 

arch/ia64/kernel/ivt.S

@@ -82,7 +82,7 @@
 	mov r19=n;;			/* prepare to save predicates */		\
 	br.sptk.many dispatch_to_fault_handler
 
-	.section .text.ivt,"ax"
+	.section .text..ivt,"ax"
 
 	.align 32768	// align on 32KB boundary
 	.global ia64_ivt

arch/ia64/kernel/minstate.h

@@ -16,7 +16,7 @@
 #define ACCOUNT_SYS_ENTER
 #endif
 
-.section ".data.patch.rse", "a"
+.section ".data..patch.rse", "a"
 .previous
 
 /*
@@ -215,7 +215,7 @@
 (pUStk) extr.u r17=r18,3,6;			\
 (pUStk)	sub r16=r18,r22;			\
 [1:](pKStk)	br.cond.sptk.many 1f;		\
-	.xdata4 ".data.patch.rse",1b-.		\
+	.xdata4 ".data..patch.rse",1b-.		\
 	;;					\
 	cmp.ge p6,p7 = 33,r17;			\
 	;;					\

arch/ia64/kernel/paravirtentry.S

@@ -28,7 +28,7 @@
 #include "entry.h"
 
 #define DATA8(sym, init_value)			\
-	.pushsection .data.read_mostly ;	\
+	.pushsection .data..read_mostly ;	\
 	.align 8 ;				\
 	.global sym ;				\
 	sym: ;					\

arch/ia64/kernel/vmlinux.lds.S

@@ -8,7 +8,7 @@
 
 #define IVT_TEXT							\
 		VMLINUX_SYMBOL(__start_ivt_text) = .;			\
-		*(.text.ivt)						\
+		*(.text..ivt)						\
 		VMLINUX_SYMBOL(__end_ivt_text) = .;
 
 OUTPUT_FORMAT("elf64-ia64-little")
@@ -54,8 +54,8 @@ SECTIONS
   .text2 : AT(ADDR(.text2) - LOAD_OFFSET)
 	{ *(.text2) }
 #ifdef CONFIG_SMP
-  .text.lock : AT(ADDR(.text.lock) - LOAD_OFFSET)
-	{ *(.text.lock) }
+  .text..lock : AT(ADDR(.text..lock) - LOAD_OFFSET)
+	{ *(.text..lock) }
 #endif
   _etext = .;
 
@@ -75,10 +75,10 @@ SECTIONS
 	  __stop___mca_table = .;
 	}
 
-  .data.patch.phys_stack_reg : AT(ADDR(.data.patch.phys_stack_reg) - LOAD_OFFSET)
+  .data..patch.phys_stack_reg : AT(ADDR(.data..patch.phys_stack_reg) - LOAD_OFFSET)
 	{
 	  __start___phys_stack_reg_patchlist = .;
-	  *(.data.patch.phys_stack_reg)
+	  *(.data..patch.phys_stack_reg)
 	  __end___phys_stack_reg_patchlist = .;
 	}
 
@@ -110,24 +110,24 @@ SECTIONS
   INIT_TEXT_SECTION(PAGE_SIZE)
   INIT_DATA_SECTION(16)
 
-  .data.patch.vtop : AT(ADDR(.data.patch.vtop) - LOAD_OFFSET)
+  .data..patch.vtop : AT(ADDR(.data..patch.vtop) - LOAD_OFFSET)
 	{
 	  __start___vtop_patchlist = .;
-	  *(.data.patch.vtop)
+	  *(.data..patch.vtop)
 	  __end___vtop_patchlist = .;
 	}
 
-  .data.patch.rse : AT(ADDR(.data.patch.rse) - LOAD_OFFSET)
+  .data..patch.rse : AT(ADDR(.data..patch.rse) - LOAD_OFFSET)
 	{
 	  __start___rse_patchlist = .;
-	  *(.data.patch.rse)
+	  *(.data..patch.rse)
 	  __end___rse_patchlist = .;
 	}
 
-  .data.patch.mckinley_e9 : AT(ADDR(.data.patch.mckinley_e9) - LOAD_OFFSET)
+  .data..patch.mckinley_e9 : AT(ADDR(.data..patch.mckinley_e9) - LOAD_OFFSET)
 	{
 	  __start___mckinley_e9_bundles = .;
-	  *(.data.patch.mckinley_e9)
+	  *(.data..patch.mckinley_e9)
 	  __end___mckinley_e9_bundles = .;
 	}
 
@@ -175,17 +175,17 @@ SECTIONS
   . = ALIGN(PAGE_SIZE);
   __init_end = .;
 
-  .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET)
+  .data..page_aligned : AT(ADDR(.data..page_aligned) - LOAD_OFFSET)
         {
 	PAGE_ALIGNED_DATA(PAGE_SIZE)
 	  . = ALIGN(PAGE_SIZE);
 	  __start_gate_section = .;
-	  *(.data.gate)
+	  *(.data..gate)
 	  __stop_gate_section = .;
 #ifdef CONFIG_XEN
 	  . = ALIGN(PAGE_SIZE);
 	  __xen_start_gate_section = .;
-	  *(.data.gate.xen)
+	  *(.data..gate.xen)
 	  __xen_stop_gate_section = .;
 #endif
 	}

arch/ia64/kvm/vmm_ivt.S

@@ -104,7 +104,7 @@ GLOBAL_ENTRY(kvm_vmm_panic)
 	br.call.sptk.many b6=vmm_panic_handler;
 END(kvm_vmm_panic)
 
-    .section .text.ivt,"ax"
+    .section .text..ivt,"ax"
 
     .align 32768    // align on 32KB boundary
     .global kvm_ia64_ivt

arch/ia64/scripts/unwcheck.py

-#!/usr/bin/env python
+#!/usr/bin/python
 #
 # Usage: unwcheck.py FILE
 #

arch/ia64/xen/gate-data.S

-	.section .data.gate.xen, "aw"
+	.section .data..gate.xen, "aw"
 
 	.incbin "arch/ia64/xen/gate.so"

arch/ia64/xen/xensetup.S

@@ -14,7 +14,7 @@
 #include <linux/init.h>
 #include <xen/interface/elfnote.h>
 
-	.section .data.read_mostly
+	.section .data..read_mostly
 	.align 8
 	.global xen_domain_type
 xen_domain_type:

arch/m68knommu/kernel/vmlinux.lds.S

@@ -57,7 +57,7 @@ SECTIONS {
 	.romvec : {
 		__rom_start = . ;
 		_romvec = .;
-		*(.data.initvect)
+		*(.data..initvect)
 	} > romvec
 #endif
 
@@ -68,7 +68,7 @@ SECTIONS {
 		TEXT_TEXT
 		SCHED_TEXT
 		LOCK_TEXT
-        	*(.text.lock)
+		*(.text..lock)
 
 		. = ALIGN(16);          /* Exception table              */
 		__start___ex_table = .;

arch/m68knommu/platform/68360/head-ram.S

@@ -280,7 +280,7 @@ _dprbase:
      * and then overwritten as needed.
      */
  
-.section ".data.initvect","awx"
+.section ".data..initvect","awx"
     .long   RAMEND	/* Reset: Initial Stack Pointer                 - 0.  */
     .long   _start      /* Reset: Initial Program Counter               - 1.  */
     .long   buserr      /* Bus Error                                    - 2.  */

arch/m68knommu/platform/68360/head-rom.S

@@ -291,7 +291,7 @@ _dprbase:
      * and then overwritten as needed.
      */
  
-.section ".data.initvect","awx"
+.section ".data..initvect","awx"
     .long   RAMEND	/* Reset: Initial Stack Pointer                 - 0.  */
     .long   _start      /* Reset: Initial Program Counter               - 1.  */
     .long   buserr      /* Bus Error                                    - 2.  */

arch/mips/lasat/image/head.S

 #include <asm/lasat/head.h>
 
 	.text
-	.section .text.start, "ax"
+	.section .text..start, "ax"
 	.set noreorder
 	.set mips3
 

arch/mips/lasat/image/romscript.normal

@@ -4,7 +4,7 @@ SECTIONS
 {
   .text :
   {
-    *(.text.start)
+    *(.text..start)
   }
 
   /* Data in ROM */

arch/parisc/include/asm/cache.h

@@ -28,7 +28,7 @@
 
 #define SMP_CACHE_BYTES L1_CACHE_BYTES
 
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
 
 void parisc_cache_init(void);	/* initializes cache-flushing */
 void disable_sr_hashing_asm(int); /* low level support for above */

arch/parisc/include/asm/system.h

@@ -174,7 +174,7 @@ static inline void set_eiem(unsigned long val)
 })
 
 #ifdef CONFIG_SMP
-# define __lock_aligned __attribute__((__section__(".data.lock_aligned")))
+# define __lock_aligned __attribute__((__section__(".data..lock_aligned")))
 #endif
 
 #define arch_align_stack(x) (x)

arch/parisc/kernel/head.S

@@ -345,7 +345,7 @@ smp_slave_stext:
 ENDPROC(stext)
 
 #ifndef CONFIG_64BIT
-	.section .data.read_mostly
+	.section .data..read_mostly
 
 	.align	4
 	.export	$global$,data

arch/parisc/kernel/init_task.c

@@ -53,11 +53,11 @@ union thread_union init_thread_union __init_task_data
  * guarantee that global objects will be laid out in memory in the same order 
  * as the order of declaration, so put these in different sections and use
  * the linker script to order them. */
-pmd_t pmd0[PTRS_PER_PMD] __attribute__ ((__section__ (".data.vm0.pmd"), aligned(PAGE_SIZE)));
+pmd_t pmd0[PTRS_PER_PMD] __attribute__ ((__section__ (".data..vm0.pmd"), aligned(PAGE_SIZE)));
 #endif
 
-pgd_t swapper_pg_dir[PTRS_PER_PGD] __attribute__ ((__section__ (".data.vm0.pgd"), aligned(PAGE_SIZE)));
-pte_t pg0[PT_INITIAL * PTRS_PER_PTE] __attribute__ ((__section__ (".data.vm0.pte"), aligned(PAGE_SIZE)));
+pgd_t swapper_pg_dir[PTRS_PER_PGD] __attribute__ ((__section__ (".data..vm0.pgd"), aligned(PAGE_SIZE)));
+pte_t pg0[PT_INITIAL * PTRS_PER_PTE] __attribute__ ((__section__ (".data..vm0.pte"), aligned(PAGE_SIZE)));
 
 /*
  * Initial task structure.

arch/parisc/kernel/vmlinux.lds.S

@@ -94,8 +94,8 @@ SECTIONS
 
 	/* PA-RISC locks requires 16-byte alignment */
 	. = ALIGN(16);
-	.data.lock_aligned : {
-		*(.data.lock_aligned)
+	.data..lock_aligned : {
+		*(.data..lock_aligned)
 	}
 
 	/* End of data section */
@@ -105,10 +105,10 @@ SECTIONS
 	__bss_start = .;
 	/* page table entries need to be PAGE_SIZE aligned */
 	. = ALIGN(PAGE_SIZE);
-	.data.vmpages : {
-		*(.data.vm0.pmd)
-		*(.data.vm0.pgd)
-		*(.data.vm0.pte)
+	.data..vmpages : {
+		*(.data..vm0.pmd)
+		*(.data..vm0.pgd)
+		*(.data..vm0.pte)
 	}
 	.bss : {
 		*(.bss)

arch/powerpc/Kconfig

@@ -351,7 +351,7 @@ config ARCH_ENABLE_MEMORY_HOTREMOVE
 
 config KEXEC
 	bool "kexec system call (EXPERIMENTAL)"
-	depends on PPC_BOOK3S && EXPERIMENTAL
+	depends on (PPC_BOOK3S || (FSL_BOOKE && !SMP)) && EXPERIMENTAL
 	help
 	  kexec is a system call that implements the ability to shutdown your
 	  current kernel, and to start another kernel.  It is like a reboot

arch/powerpc/Makefile

@@ -112,6 +112,11 @@ KBUILD_CFLAGS += $(call cc-option,-mspe=no)
 # kernel considerably.
 KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)
 
+# FIXME: the module load should be taught about the additional relocs
+# generated by this.
+# revert to pre-gcc-4.4 behaviour of .eh_frame
+KBUILD_CFLAGS	+= $(call cc-option,-fno-dwarf2-cfi-asm)
+
 # Never use string load/store instructions as they are
 # often slow when they are implemented at all
 KBUILD_CFLAGS		+= -mno-string

arch/powerpc/boot/4xx.c

@@ -519,7 +519,7 @@ void ibm440ep_fixup_clocks(unsigned int sys_clk,
 {
 	unsigned int plb_clk = __ibm440eplike_fixup_clocks(sys_clk, tmr_clk, 0);
 
-	/* serial clocks beed fixup based on int/ext */
+	/* serial clocks need fixup based on int/ext */
 	eplike_fixup_uart_clk(0, "/plb/opb/serial@ef600300", ser_clk, plb_clk);
 	eplike_fixup_uart_clk(1, "/plb/opb/serial@ef600400", ser_clk, plb_clk);
 	eplike_fixup_uart_clk(2, "/plb/opb/serial@ef600500", ser_clk, plb_clk);
@@ -532,7 +532,7 @@ void ibm440gx_fixup_clocks(unsigned int sys_clk,
 {
 	unsigned int plb_clk = __ibm440eplike_fixup_clocks(sys_clk, tmr_clk, 1);
 
-	/* serial clocks beed fixup based on int/ext */
+	/* serial clocks need fixup based on int/ext */
 	eplike_fixup_uart_clk(0, "/plb/opb/serial@40000200", ser_clk, plb_clk);
 	eplike_fixup_uart_clk(1, "/plb/opb/serial@40000300", ser_clk, plb_clk);
 }
@@ -543,10 +543,10 @@ void ibm440spe_fixup_clocks(unsigned int sys_clk,
 {
 	unsigned int plb_clk = __ibm440eplike_fixup_clocks(sys_clk, tmr_clk, 1);
 
-	/* serial clocks beed fixup based on int/ext */
-	eplike_fixup_uart_clk(0, "/plb/opb/serial@10000200", ser_clk, plb_clk);
-	eplike_fixup_uart_clk(1, "/plb/opb/serial@10000300", ser_clk, plb_clk);
-	eplike_fixup_uart_clk(2, "/plb/opb/serial@10000600", ser_clk, plb_clk);
+	/* serial clocks need fixup based on int/ext */
+	eplike_fixup_uart_clk(0, "/plb/opb/serial@f0000200", ser_clk, plb_clk);
+	eplike_fixup_uart_clk(1, "/plb/opb/serial@f0000300", ser_clk, plb_clk);
+	eplike_fixup_uart_clk(2, "/plb/opb/serial@f0000600", ser_clk, plb_clk);
 }
 
 void ibm405gp_fixup_clocks(unsigned int sys_clk, unsigned int ser_clk)

arch/powerpc/boot/dts/katmai.dts

@@ -44,6 +44,7 @@ cpu@0 {
 			d-cache-size = <32768>;
 			dcr-controller;
 			dcr-access-method = "native";
+			reset-type = <2>;	/* Use chip-reset */
 		};
 	};
 

arch/powerpc/boot/dts/mpc8548cds.dts

@@ -20,10 +20,8 @@ / {
 	aliases {
 		ethernet0 = &enet0;
 		ethernet1 = &enet1;
-/*
 		ethernet2 = &enet2;
 		ethernet3 = &enet3;
-*/
 		serial0 = &serial0;
 		serial1 = &serial1;
 		pci0 = &pci0;
@@ -254,7 +252,6 @@ tbi1: tbi-phy@11 {
 			};
 		};
 
-/* eTSEC 3/4 are currently broken
 		enet2: ethernet@26000 {
 			#address-cells = <1>;
 			#size-cells = <1>;
@@ -310,7 +307,6 @@ tbi3: tbi-phy@11 {
 				};
 			};
 		};
- */
 
 		serial0: serial@4500 {
 			cell-index = <0>;

arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts

@@ -215,6 +215,18 @@ serial0: serial@4500 {
 			clock-frequency = <0>;
 		};
 
+		msi@41600 {
+			compatible = "fsl,mpc8572-msi", "fsl,mpic-msi";
+			reg = <0x41600 0x80>;
+			msi-available-ranges = <0 0x80>;
+			interrupts = <
+				0xe0 0
+				0xe1 0
+				0xe2 0
+				0xe3 0>;
+			interrupt-parent = <&mpic>;
+		};
+
 		global-utilities@e0000 {	//global utilities block
 			compatible = "fsl,mpc8572-guts";
 			reg = <0xe0000 0x1000>;
@@ -243,8 +255,7 @@ mpic: pic@40000 {
 			protected-sources = <
 			31 32 33 37 38 39       /* enet2 enet3 */
 			76 77 78 79 26 42	/* dma2 pci2 serial*/
-			0xe0 0xe1 0xe2 0xe3     /* msi */
-			0xe4 0xe5 0xe6 0xe7
+			0xe4 0xe5 0xe6 0xe7	/* msi */
 			>;
 		};
 	};

arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts

@@ -154,12 +154,8 @@ enet3: ethernet@27000 {
 		msi@41600 {
 			compatible = "fsl,mpc8572-msi", "fsl,mpic-msi";
 			reg = <0x41600 0x80>;
-			msi-available-ranges = <0 0x100>;
+			msi-available-ranges = <0x80 0x80>;
 			interrupts = <
-				0xe0 0
-				0xe1 0
-				0xe2 0
-				0xe3 0
 				0xe4 0
 				0xe5 0
 				0xe6 0
@@ -190,6 +186,7 @@ mpic: pic@40000 {
 			0x1 0x2 0x3 0x4         /* pci slot */
 			0x9 0xa 0xb 0xc         /* usb */
 			0x6 0x7 0xe 0x5         /* Audio elgacy SATA */
+			0xe0 0xe1 0xe2 0xe3	/* msi */
 			>;
 		};
 	};

arch/powerpc/boot/dts/redwood.dts

@@ -234,10 +234,132 @@ EMAC0: ethernet@ef600a00 {
 				has-inverted-stacr-oc;
 				has-new-stacr-staopc;
 			};
+		};
+		PCIE0: pciex@d00000000 {
+			device_type = "pci";
+			#interrupt-cells = <1>;
+			#size-cells = <2>;
+			#address-cells = <3>;
+			compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
+			primary;
+			port = <0x0>; /* port number */
+			reg = <0x0000000d 0x00000000 0x20000000	/* Config space access */
+			       0x0000000c 0x10000000 0x00001000>;	/* Registers */
+			dcr-reg = <0x100 0x020>;
+			sdr-base = <0x300>;
+
+			/* Outbound ranges, one memory and one IO,
+			 * later cannot be changed
+			 */
+			ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000
+				  0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
+
+			/* Inbound 2GB range starting at 0 */
+			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
 
+			/* This drives busses 10 to 0x1f */
+			bus-range = <0x10 0x1f>;
+
+			/* Legacy interrupts (note the weird polarity, the bridge seems
+			 * to invert PCIe legacy interrupts).
+			 * We are de-swizzling here because the numbers are actually for
+			 * port of the root complex virtual P2P bridge. But I want
+			 * to avoid putting a node for it in the tree, so the numbers
+			 * below are basically de-swizzled numbers.
+			 * The real slot is on idsel 0, so the swizzling is 1:1
+			 */
+			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+			interrupt-map = <
+				0x0 0x0 0x0 0x1 &UIC3 0x0 0x4 /* swizzled int A */
+				0x0 0x0 0x0 0x2 &UIC3 0x1 0x4 /* swizzled int B */
+				0x0 0x0 0x0 0x3 &UIC3 0x2 0x4 /* swizzled int C */
+				0x0 0x0 0x0 0x4 &UIC3 0x3 0x4 /* swizzled int D */>;
+		};
+
+		PCIE1: pciex@d20000000 {
+			device_type = "pci";
+			#interrupt-cells = <1>;
+			#size-cells = <2>;
+			#address-cells = <3>;
+			compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
+			primary;
+			port = <0x1>; /* port number */
+			reg = <0x0000000d 0x20000000 0x20000000	/* Config space access */
+			       0x0000000c 0x10001000 0x00001000>;	/* Registers */
+			dcr-reg = <0x120 0x020>;
+			sdr-base = <0x340>;
+
+			/* Outbound ranges, one memory and one IO,
+			 * later cannot be changed
+			 */
+			ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x80000000 0x00000000 0x80000000
+				  0x01000000 0x00000000 0x00000000 0x0000000f 0x80010000 0x00000000 0x00010000>;
+
+			/* Inbound 2GB range starting at 0 */
+			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
+
+			/* This drives busses 10 to 0x1f */
+			bus-range = <0x20 0x2f>;
+
+			/* Legacy interrupts (note the weird polarity, the bridge seems
+			 * to invert PCIe legacy interrupts).
+			 * We are de-swizzling here because the numbers are actually for
+			 * port of the root complex virtual P2P bridge. But I want
+			 * to avoid putting a node for it in the tree, so the numbers
+			 * below are basically de-swizzled numbers.
+			 * The real slot is on idsel 0, so the swizzling is 1:1
+			 */
+			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+			interrupt-map = <
+				0x0 0x0 0x0 0x1 &UIC3 0x4 0x4 /* swizzled int A */
+				0x0 0x0 0x0 0x2 &UIC3 0x5 0x4 /* swizzled int B */
+				0x0 0x0 0x0 0x3 &UIC3 0x6 0x4 /* swizzled int C */
+				0x0 0x0 0x0 0x4 &UIC3 0x7 0x4 /* swizzled int D */>;
+		};
+
+		PCIE2: pciex@d40000000 {
+			device_type = "pci";
+			#interrupt-cells = <1>;
+			#size-cells = <2>;
+			#address-cells = <3>;
+			compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
+			primary;
+			port = <0x2>; /* port number */
+			reg = <0x0000000d 0x40000000 0x20000000	/* Config space access */
+			       0x0000000c 0x10002000 0x00001000>;	/* Registers */
+			dcr-reg = <0x140 0x020>;
+			sdr-base = <0x370>;
+
+			/* Outbound ranges, one memory and one IO,
+			 * later cannot be changed
+			 */
+			ranges = <0x02000000 0x00000000 0x80000000 0x0000000f 0x00000000 0x00000000 0x80000000
+				  0x01000000 0x00000000 0x00000000 0x0000000f 0x80020000 0x00000000 0x00010000>;
+
+			/* Inbound 2GB range starting at 0 */
+			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
+
+			/* This drives busses 10 to 0x1f */
+			bus-range = <0x30 0x3f>;
+
+			/* Legacy interrupts (note the weird polarity, the bridge seems
+			 * to invert PCIe legacy interrupts).
+			 * We are de-swizzling here because the numbers are actually for
+			 * port of the root complex virtual P2P bridge. But I want
+			 * to avoid putting a node for it in the tree, so the numbers
+			 * below are basically de-swizzled numbers.
+			 * The real slot is on idsel 0, so the swizzling is 1:1
+			 */
+			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+			interrupt-map = <
+				0x0 0x0 0x0 0x1 &UIC3 0x8 0x4 /* swizzled int A */
+				0x0 0x0 0x0 0x2 &UIC3 0x9 0x4 /* swizzled int B */
+				0x0 0x0 0x0 0x3 &UIC3 0xa 0x4 /* swizzled int C */
+				0x0 0x0 0x0 0x4 &UIC3 0xb 0x4 /* swizzled int D */>;
 		};
 
 	};
+
 	chosen {
 		linux,stdout-path = "/plb/opb/serial@ef600200";
 	};

arch/powerpc/include/asm/cache.h

@@ -42,7 +42,7 @@ extern struct ppc64_caches ppc64_caches;
 #endif /* __powerpc64__ && ! __ASSEMBLY__ */
 
 #if !defined(__ASSEMBLY__)
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
 #endif
 
 #endif /* __KERNEL__ */

arch/powerpc/include/asm/cputable.h

@@ -70,6 +70,7 @@ struct pt_regs;
 extern int machine_check_generic(struct pt_regs *regs);
 extern int machine_check_4xx(struct pt_regs *regs);
 extern int machine_check_440A(struct pt_regs *regs);
+extern int machine_check_e500mc(struct pt_regs *regs);
 extern int machine_check_e500(struct pt_regs *regs);
 extern int machine_check_e200(struct pt_regs *regs);
 extern int machine_check_47x(struct pt_regs *regs);

arch/powerpc/include/asm/kexec.h

@@ -2,6 +2,18 @@
 #define _ASM_POWERPC_KEXEC_H
 #ifdef __KERNEL__
 
+#ifdef CONFIG_FSL_BOOKE
+
+/*
+ * On FSL-BookE we setup a 1:1 mapping which covers the first 2GiB of memory
+ * and therefore we can only deal with memory within this range
+ */
+#define KEXEC_SOURCE_MEMORY_LIMIT	(2 * 1024 * 1024 * 1024UL)
+#define KEXEC_DESTINATION_MEMORY_LIMIT	(2 * 1024 * 1024 * 1024UL)
+#define KEXEC_CONTROL_MEMORY_LIMIT	(2 * 1024 * 1024 * 1024UL)
+
+#else
+
 /*
  * Maximum page that is mapped directly into kernel memory.
  * XXX: Since we copy virt we can use any page we allocate
@@ -21,6 +33,7 @@
 /* TASK_SIZE, probably left over from use_mm ?? */
 #define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
 #endif
+#endif
 
 #define KEXEC_CONTROL_PAGE_SIZE 4096
 

arch/powerpc/include/asm/page_64.h

@@ -162,14 +162,6 @@ do {						\
 
 #endif /* !CONFIG_HUGETLB_PAGE */
 
-#ifdef MODULE
-#define __page_aligned __attribute__((__aligned__(PAGE_SIZE)))
-#else
-#define __page_aligned \
-	__attribute__((__aligned__(PAGE_SIZE), \
-		__section__(".data.page_aligned")))
-#endif
-
 #define VM_DATA_DEFAULT_FLAGS \
 	(test_thread_flag(TIF_32BIT) ? \
 	 VM_DATA_DEFAULT_FLAGS32 : VM_DATA_DEFAULT_FLAGS64)

arch/powerpc/include/asm/reg_booke.h

@@ -4,6 +4,12 @@
  * are not true Book E PowerPCs, they borrowed a number of features
  * before Book E was finalized, and are included here as well.  Unfortunatly,
  * they sometimes used different locations than true Book E CPUs did.
+ *
+ * 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.
+ *
+ * Copyright 2009-2010 Freescale Semiconductor, Inc.
  */
 #ifdef __KERNEL__
 #ifndef __ASM_POWERPC_REG_BOOKE_H__
@@ -88,6 +94,7 @@
 #define SPRN_IVOR35	0x213	/* Interrupt Vector Offset Register 35 */
 #define SPRN_IVOR36	0x214	/* Interrupt Vector Offset Register 36 */
 #define SPRN_IVOR37	0x215	/* Interrupt Vector Offset Register 37 */
+#define SPRN_MCARU	0x239	/* Machine Check Address Register Upper */
 #define SPRN_MCSRR0	0x23A	/* Machine Check Save and Restore Register 0 */
 #define SPRN_MCSRR1	0x23B	/* Machine Check Save and Restore Register 1 */
 #define SPRN_MCSR	0x23C	/* Machine Check Status Register */
@@ -196,8 +203,11 @@
 #define PPC47x_MCSR_IPR	0x00400000 /* Imprecise Machine Check Exception */
 
 #ifdef CONFIG_E500
+/* All e500 */
 #define MCSR_MCP 	0x80000000UL /* Machine Check Input Pin */
 #define MCSR_ICPERR 	0x40000000UL /* I-Cache Parity Error */
+
+/* e500v1/v2 */
 #define MCSR_DCP_PERR 	0x20000000UL /* D-Cache Push Parity Error */
 #define MCSR_DCPERR 	0x10000000UL /* D-Cache Parity Error */
 #define MCSR_BUS_IAERR 	0x00000080UL /* Instruction Address Error */
@@ -209,12 +219,20 @@
 #define MCSR_BUS_IPERR 	0x00000002UL /* Instruction parity Error */
 #define MCSR_BUS_RPERR 	0x00000001UL /* Read parity Error */
 
-/* e500 parts may set unused bits in MCSR; mask these off */
-#define MCSR_MASK	(MCSR_MCP | MCSR_ICPERR | MCSR_DCP_PERR | \
-			MCSR_DCPERR | MCSR_BUS_IAERR | MCSR_BUS_RAERR | \
-			MCSR_BUS_WAERR | MCSR_BUS_IBERR | MCSR_BUS_RBERR | \
-			MCSR_BUS_WBERR | MCSR_BUS_IPERR | MCSR_BUS_RPERR)
+/* e500mc */
+#define MCSR_DCPERR_MC	0x20000000UL /* D-Cache Parity Error */
+#define MCSR_L2MMU_MHIT	0x04000000UL /* Hit on multiple TLB entries */
+#define MCSR_NMI	0x00100000UL /* Non-Maskable Interrupt */
+#define MCSR_MAV	0x00080000UL /* MCAR address valid */
+#define MCSR_MEA	0x00040000UL /* MCAR is effective address */
+#define MCSR_IF		0x00010000UL /* Instruction Fetch */
+#define MCSR_LD		0x00008000UL /* Load */
+#define MCSR_ST		0x00004000UL /* Store */
+#define MCSR_LDG	0x00002000UL /* Guarded Load */
+#define MCSR_TLBSYNC	0x00000002UL /* Multiple tlbsyncs detected */
+#define MCSR_BSL2_ERR	0x00000001UL /* Backside L2 cache error */
 #endif
+
 #ifdef CONFIG_E200
 #define MCSR_MCP 	0x80000000UL /* Machine Check Input Pin */
 #define MCSR_CP_PERR 	0x20000000UL /* Cache Push Parity Error */
@@ -225,11 +243,6 @@
 #define MCSR_BUS_DRERR 	0x00000008UL /* Read Bus Error on data load */
 #define MCSR_BUS_WRERR 	0x00000004UL /* Write Bus Error on buffered
 					store or cache line push */
-
-/* e200 parts may set unused bits in MCSR; mask these off */
-#define MCSR_MASK	(MCSR_MCP | MCSR_CP_PERR | MCSR_CPERR | \
-			MCSR_EXCP_ERR | MCSR_BUS_IRERR | MCSR_BUS_DRERR | \
-			MCSR_BUS_WRERR)
 #endif
 
 /* Bit definitions for the DBSR. */

arch/powerpc/kernel/Makefile

@@ -57,8 +57,12 @@ obj-$(CONFIG_CRASH_DUMP)	+= crash_dump.o
 obj-$(CONFIG_E500)		+= idle_e500.o
 obj-$(CONFIG_6xx)		+= idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
 obj-$(CONFIG_TAU)		+= tau_6xx.o
-obj-$(CONFIG_HIBERNATION)	+= swsusp.o suspend.o \
-				   swsusp_$(CONFIG_WORD_SIZE).o
+obj-$(CONFIG_HIBERNATION)	+= swsusp.o suspend.o
+ifeq ($(CONFIG_FSL_BOOKE),y)
+obj-$(CONFIG_HIBERNATION)	+= swsusp_booke.o
+else
+obj-$(CONFIG_HIBERNATION)	+= swsusp_$(CONFIG_WORD_SIZE).o
+endif
 obj64-$(CONFIG_HIBERNATION)	+= swsusp_asm64.o
 obj-$(CONFIG_MODULES)		+= module.o module_$(CONFIG_WORD_SIZE).o
 obj-$(CONFIG_44x)		+= cpu_setup_44x.o

arch/powerpc/kernel/cputable.c

@@ -1840,7 +1840,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
 		.oprofile_cpu_type	= "ppc/e500mc",
 		.oprofile_type		= PPC_OPROFILE_FSL_EMB,
 		.cpu_setup		= __setup_cpu_e500mc,
-		.machine_check		= machine_check_e500,
+		.machine_check		= machine_check_e500mc,
 		.platform		= "ppce500mc",
 	},
 	{	/* default match */

arch/powerpc/kernel/crash.c

@@ -163,6 +163,7 @@ static void crash_kexec_prepare_cpus(int cpu)
 }
 
 /* wait for all the CPUs to hit real mode but timeout if they don't come in */
+#ifdef CONFIG_PPC_STD_MMU_64
 static void crash_kexec_wait_realmode(int cpu)
 {
 	unsigned int msecs;
@@ -187,6 +188,7 @@ static void crash_kexec_wait_realmode(int cpu)
 	}
 	mb();
 }
+#endif
 
 /*
  * This function will be called by secondary cpus or by kexec cpu
@@ -445,7 +447,9 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
 	crash_kexec_prepare_cpus(crashing_cpu);
 	cpu_set(crashing_cpu, cpus_in_crash);
 	crash_kexec_stop_spus();
+#ifdef CONFIG_PPC_STD_MMU_64
 	crash_kexec_wait_realmode(crashing_cpu);
+#endif
 	if (ppc_md.kexec_cpu_down)
 		ppc_md.kexec_cpu_down(1, 0);
 }

arch/powerpc/kernel/fsl_booke_entry_mapping.S

+
+/* 1. Find the index of the entry we're executing in */
+	bl	invstr				/* Find our address */
+invstr:	mflr	r6				/* Make it accessible */
+	mfmsr	r7
+	rlwinm	r4,r7,27,31,31			/* extract MSR[IS] */
+	mfspr	r7, SPRN_PID0
+	slwi	r7,r7,16
+	or	r7,r7,r4
+	mtspr	SPRN_MAS6,r7
+	tlbsx	0,r6				/* search MSR[IS], SPID=PID0 */
+	mfspr	r7,SPRN_MAS1
+	andis.	r7,r7,MAS1_VALID@h
+	bne	match_TLB
+
+	mfspr	r7,SPRN_MMUCFG
+	rlwinm	r7,r7,21,28,31			/* extract MMUCFG[NPIDS] */
+	cmpwi	r7,3
+	bne	match_TLB			/* skip if NPIDS != 3 */
+
+	mfspr	r7,SPRN_PID1
+	slwi	r7,r7,16
+	or	r7,r7,r4
+	mtspr	SPRN_MAS6,r7
+	tlbsx	0,r6				/* search MSR[IS], SPID=PID1 */
+	mfspr	r7,SPRN_MAS1
+	andis.	r7,r7,MAS1_VALID@h
+	bne	match_TLB
+	mfspr	r7, SPRN_PID2
+	slwi	r7,r7,16
+	or	r7,r7,r4
+	mtspr	SPRN_MAS6,r7
+	tlbsx	0,r6				/* Fall through, we had to match */
+
+match_TLB:
+	mfspr	r7,SPRN_MAS0
+	rlwinm	r3,r7,16,20,31			/* Extract MAS0(Entry) */
+
+	mfspr	r7,SPRN_MAS1			/* Insure IPROT set */
+	oris	r7,r7,MAS1_IPROT@h
+	mtspr	SPRN_MAS1,r7
+	tlbwe
+
+/* 2. Invalidate all entries except the entry we're executing in */
+	mfspr	r9,SPRN_TLB1CFG
+	andi.	r9,r9,0xfff
+	li	r6,0				/* Set Entry counter to 0 */
+1:	lis	r7,0x1000			/* Set MAS0(TLBSEL) = 1 */
+	rlwimi	r7,r6,16,4,15			/* Setup MAS0 = TLBSEL | ESEL(r6) */
+	mtspr	SPRN_MAS0,r7
+	tlbre
+	mfspr	r7,SPRN_MAS1
+	rlwinm	r7,r7,0,2,31			/* Clear MAS1 Valid and IPROT */
+	cmpw	r3,r6
+	beq	skpinv				/* Dont update the current execution TLB */
+	mtspr	SPRN_MAS1,r7
+	tlbwe
+	isync
+skpinv:	addi	r6,r6,1				/* Increment */
+	cmpw	r6,r9				/* Are we done? */
+	bne	1b				/* If not, repeat */
+
+	/* Invalidate TLB0 */
+	li	r6,0x04
+	tlbivax 0,r6
+	TLBSYNC
+	/* Invalidate TLB1 */
+	li	r6,0x0c
+	tlbivax 0,r6
+	TLBSYNC
+
+/* 3. Setup a temp mapping and jump to it */
+	andi.	r5, r3, 0x1	/* Find an entry not used and is non-zero */
+	addi	r5, r5, 0x1
+	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
+	rlwimi	r7,r3,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r3) */
+	mtspr	SPRN_MAS0,r7
+	tlbre
+
+	/* grab and fixup the RPN */
+	mfspr	r6,SPRN_MAS1	/* extract MAS1[SIZE] */
+	rlwinm	r6,r6,25,27,31
+	li	r8,-1
+	addi	r6,r6,10
+	slw	r6,r8,r6	/* convert to mask */
+
+	bl	1f		/* Find our address */
+1:	mflr	r7
+
+	mfspr	r8,SPRN_MAS3
+#ifdef CONFIG_PHYS_64BIT
+	mfspr	r23,SPRN_MAS7
+#endif
+	and	r8,r6,r8
+	subfic	r9,r6,-4096
+	and	r9,r9,r7
+
+	or	r25,r8,r9
+	ori	r8,r25,(MAS3_SX|MAS3_SW|MAS3_SR)
+
+	/* Just modify the entry ID and EPN for the temp mapping */
+	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
+	rlwimi	r7,r5,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r5) */
+	mtspr	SPRN_MAS0,r7
+	xori	r6,r4,1		/* Setup TMP mapping in the other Address space */
+	slwi	r6,r6,12
+	oris	r6,r6,(MAS1_VALID|MAS1_IPROT)@h
+	ori	r6,r6,(MAS1_TSIZE(BOOK3E_PAGESZ_4K))@l
+	mtspr	SPRN_MAS1,r6
+	mfspr	r6,SPRN_MAS2
+	li	r7,0		/* temp EPN = 0 */
+	rlwimi	r7,r6,0,20,31
+	mtspr	SPRN_MAS2,r7
+	mtspr	SPRN_MAS3,r8
+	tlbwe
+
+	xori	r6,r4,1
+	slwi	r6,r6,5		/* setup new context with other address space */
+	bl	1f		/* Find our address */
+1:	mflr	r9
+	rlwimi	r7,r9,0,20,31
+	addi	r7,r7,(2f - 1b)
+	mtspr	SPRN_SRR0,r7
+	mtspr	SPRN_SRR1,r6
+	rfi
+2:
+/* 4. Clear out PIDs & Search info */
+	li	r6,0
+	mtspr   SPRN_MAS6,r6
+	mtspr	SPRN_PID0,r6
+
+	mfspr	r7,SPRN_MMUCFG
+	rlwinm	r7,r7,21,28,31			/* extract MMUCFG[NPIDS] */
+	cmpwi	r7,3
+	bne	2f				/* skip if NPIDS != 3 */
+
+	mtspr	SPRN_PID1,r6
+	mtspr	SPRN_PID2,r6
+
+/* 5. Invalidate mapping we started in */
+2:
+	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
+	rlwimi	r7,r3,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r3) */
+	mtspr	SPRN_MAS0,r7
+	tlbre
+	mfspr	r6,SPRN_MAS1
+	rlwinm	r6,r6,0,2,0	/* clear IPROT */
+	mtspr	SPRN_MAS1,r6
+	tlbwe
+	/* Invalidate TLB1 */
+	li	r9,0x0c
+	tlbivax 0,r9
+	TLBSYNC
+
+/* The mapping only needs to be cache-coherent on SMP */
+#ifdef CONFIG_SMP
+#define M_IF_SMP	MAS2_M
+#else
+#define M_IF_SMP	0
+#endif
+
+#if defined(ENTRY_MAPPING_BOOT_SETUP)
+
+/* 6. Setup KERNELBASE mapping in TLB1[0] */
+	lis	r6,0x1000		/* Set MAS0(TLBSEL) = TLB1(1), ESEL = 0 */
+	mtspr	SPRN_MAS0,r6
+	lis	r6,(MAS1_VALID|MAS1_IPROT)@h
+	ori	r6,r6,(MAS1_TSIZE(BOOK3E_PAGESZ_64M))@l
+	mtspr	SPRN_MAS1,r6
+	lis	r6,MAS2_VAL(PAGE_OFFSET, BOOK3E_PAGESZ_64M, M_IF_SMP)@h
+	ori	r6,r6,MAS2_VAL(PAGE_OFFSET, BOOK3E_PAGESZ_64M, M_IF_SMP)@l
+	mtspr	SPRN_MAS2,r6
+	mtspr	SPRN_MAS3,r8
+	tlbwe
+
+/* 7. Jump to KERNELBASE mapping */
+	lis	r6,(KERNELBASE & ~0xfff)@h
+	ori	r6,r6,(KERNELBASE & ~0xfff)@l
+
+#elif defined(ENTRY_MAPPING_KEXEC_SETUP)
+/*
+ * 6. Setup a 1:1 mapping in TLB1. Esel 0 is unsued, 1 or 2 contains the tmp
+ * mapping so we start at 3. We setup 8 mappings, each 256MiB in size. This
+ * will cover the first 2GiB of memory.
+ */
+
+	lis r10, (MAS1_VALID|MAS1_IPROT)@h
+	ori r10,r10, (MAS1_TSIZE(BOOK3E_PAGESZ_256M))@l
+	li  r11, 0
+	li  r0, 8
+	mtctr   r0
+
+next_tlb_setup:
+	addi	r0, r11, 3
+	rlwinm  r0, r0, 16, 4, 15  // Compute esel
+	rlwinm  r9, r11, 28, 0, 3   // Compute [ER]PN
+	oris    r0, r0, (MAS0_TLBSEL(1))@h
+	mtspr   SPRN_MAS0,r0
+	mtspr   SPRN_MAS1,r10
+	mtspr   SPRN_MAS2,r9
+	ori r9, r9, (MAS3_SX|MAS3_SW|MAS3_SR)
+	mtspr   SPRN_MAS3,r9
+	tlbwe
+	addi    r11, r11, 1
+	bdnz+   next_tlb_setup
+
+/* 7. Jump to our 1:1 mapping */
+	li	r6, 0
+
+#else
+	#error You need to specify the mapping or not use this at all.
+#endif
+
+	lis	r7,MSR_KERNEL@h
+	ori	r7,r7,MSR_KERNEL@l
+	bl	1f			/* Find our address */
+1:	mflr	r9
+	rlwimi	r6,r9,0,20,31
+	addi	r6,r6,(2f - 1b)
+	add	r6, r6, r25
+	mtspr	SPRN_SRR0,r6
+	mtspr	SPRN_SRR1,r7
+	rfi				/* start execution out of TLB1[0] entry */
+
+/* 8. Clear out the temp mapping */
+2:	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
+	rlwimi	r7,r5,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r5) */
+	mtspr	SPRN_MAS0,r7
+	tlbre
+	mfspr	r8,SPRN_MAS1
+	rlwinm	r8,r8,0,2,0	/* clear IPROT */
+	mtspr	SPRN_MAS1,r8
+	tlbwe
+	/* Invalidate TLB1 */
+	li	r9,0x0c
+	tlbivax 0,r9
+	TLBSYNC

arch/powerpc/kernel/head_fsl_booke.S

@@ -94,204 +94,10 @@ _ENTRY(_start);
  */
 
 _ENTRY(__early_start)
-/* 1. Find the index of the entry we're executing in */
-	bl	invstr				/* Find our address */
-invstr:	mflr	r6				/* Make it accessible */
-	mfmsr	r7
-	rlwinm	r4,r7,27,31,31			/* extract MSR[IS] */
-	mfspr	r7, SPRN_PID0
-	slwi	r7,r7,16
-	or	r7,r7,r4
-	mtspr	SPRN_MAS6,r7
-	tlbsx	0,r6				/* search MSR[IS], SPID=PID0 */
-	mfspr	r7,SPRN_MAS1
-	andis.	r7,r7,MAS1_VALID@h
-	bne	match_TLB
-
-	mfspr	r7,SPRN_MMUCFG
-	rlwinm	r7,r7,21,28,31			/* extract MMUCFG[NPIDS] */
-	cmpwi	r7,3
-	bne	match_TLB			/* skip if NPIDS != 3 */
-
-	mfspr	r7,SPRN_PID1
-	slwi	r7,r7,16
-	or	r7,r7,r4
-	mtspr	SPRN_MAS6,r7
-	tlbsx	0,r6				/* search MSR[IS], SPID=PID1 */
-	mfspr	r7,SPRN_MAS1
-	andis.	r7,r7,MAS1_VALID@h
-	bne	match_TLB
-	mfspr	r7, SPRN_PID2
-	slwi	r7,r7,16
-	or	r7,r7,r4
-	mtspr	SPRN_MAS6,r7
-	tlbsx	0,r6				/* Fall through, we had to match */
-
-match_TLB:
-	mfspr	r7,SPRN_MAS0
-	rlwinm	r3,r7,16,20,31			/* Extract MAS0(Entry) */
-
-	mfspr	r7,SPRN_MAS1			/* Insure IPROT set */
-	oris	r7,r7,MAS1_IPROT@h
-	mtspr	SPRN_MAS1,r7
-	tlbwe
-
-/* 2. Invalidate all entries except the entry we're executing in */
-	mfspr	r9,SPRN_TLB1CFG
-	andi.	r9,r9,0xfff
-	li	r6,0				/* Set Entry counter to 0 */
-1:	lis	r7,0x1000			/* Set MAS0(TLBSEL) = 1 */
-	rlwimi	r7,r6,16,4,15			/* Setup MAS0 = TLBSEL | ESEL(r6) */
-	mtspr	SPRN_MAS0,r7
-	tlbre
-	mfspr	r7,SPRN_MAS1
-	rlwinm	r7,r7,0,2,31			/* Clear MAS1 Valid and IPROT */
-	cmpw	r3,r6
-	beq	skpinv				/* Dont update the current execution TLB */
-	mtspr	SPRN_MAS1,r7
-	tlbwe
-	isync
-skpinv:	addi	r6,r6,1				/* Increment */
-	cmpw	r6,r9				/* Are we done? */
-	bne	1b				/* If not, repeat */
-
-	/* Invalidate TLB0 */
-	li	r6,0x04
-	tlbivax 0,r6
-	TLBSYNC
-	/* Invalidate TLB1 */
-	li	r6,0x0c
-	tlbivax 0,r6
-	TLBSYNC
-
-/* 3. Setup a temp mapping and jump to it */
-	andi.	r5, r3, 0x1	/* Find an entry not used and is non-zero */
-	addi	r5, r5, 0x1
-	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
-	rlwimi	r7,r3,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r3) */
-	mtspr	SPRN_MAS0,r7
-	tlbre
-
-	/* grab and fixup the RPN */
-	mfspr	r6,SPRN_MAS1	/* extract MAS1[SIZE] */
-	rlwinm	r6,r6,25,27,31
-	li	r8,-1
-	addi	r6,r6,10
-	slw	r6,r8,r6	/* convert to mask */
-
-	bl	1f		/* Find our address */
-1:	mflr	r7
-
-	mfspr	r8,SPRN_MAS3
-#ifdef CONFIG_PHYS_64BIT
-	mfspr	r23,SPRN_MAS7
-#endif
-	and	r8,r6,r8
-	subfic	r9,r6,-4096
-	and	r9,r9,r7
-
-	or	r25,r8,r9
-	ori	r8,r25,(MAS3_SX|MAS3_SW|MAS3_SR)
-
-	/* Just modify the entry ID and EPN for the temp mapping */
-	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
-	rlwimi	r7,r5,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r5) */
-	mtspr	SPRN_MAS0,r7
-	xori	r6,r4,1		/* Setup TMP mapping in the other Address space */
-	slwi	r6,r6,12
-	oris	r6,r6,(MAS1_VALID|MAS1_IPROT)@h
-	ori	r6,r6,(MAS1_TSIZE(BOOK3E_PAGESZ_4K))@l
-	mtspr	SPRN_MAS1,r6
-	mfspr	r6,SPRN_MAS2
-	li	r7,0		/* temp EPN = 0 */
-	rlwimi	r7,r6,0,20,31
-	mtspr	SPRN_MAS2,r7
-	mtspr	SPRN_MAS3,r8
-	tlbwe
-
-	xori	r6,r4,1
-	slwi	r6,r6,5		/* setup new context with other address space */
-	bl	1f		/* Find our address */
-1:	mflr	r9
-	rlwimi	r7,r9,0,20,31
-	addi	r7,r7,(2f - 1b)
-	mtspr	SPRN_SRR0,r7
-	mtspr	SPRN_SRR1,r6
-	rfi
-2:
-/* 4. Clear out PIDs & Search info */
-	li	r6,0
-	mtspr   SPRN_MAS6,r6
-	mtspr	SPRN_PID0,r6
-
-	mfspr	r7,SPRN_MMUCFG
-	rlwinm	r7,r7,21,28,31			/* extract MMUCFG[NPIDS] */
-	cmpwi	r7,3
-	bne	2f				/* skip if NPIDS != 3 */
 
-	mtspr	SPRN_PID1,r6
-	mtspr	SPRN_PID2,r6
-
-/* 5. Invalidate mapping we started in */
-2:
-	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
-	rlwimi	r7,r3,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r3) */
-	mtspr	SPRN_MAS0,r7
-	tlbre
-	mfspr	r6,SPRN_MAS1
-	rlwinm	r6,r6,0,2,0	/* clear IPROT */
-	mtspr	SPRN_MAS1,r6
-	tlbwe
-	/* Invalidate TLB1 */
-	li	r9,0x0c
-	tlbivax 0,r9
-	TLBSYNC
-
-/* The mapping only needs to be cache-coherent on SMP */
-#ifdef CONFIG_SMP
-#define M_IF_SMP	MAS2_M
-#else
-#define M_IF_SMP	0
-#endif
-
-/* 6. Setup KERNELBASE mapping in TLB1[0] */
-	lis	r6,0x1000		/* Set MAS0(TLBSEL) = TLB1(1), ESEL = 0 */
-	mtspr	SPRN_MAS0,r6
-	lis	r6,(MAS1_VALID|MAS1_IPROT)@h
-	ori	r6,r6,(MAS1_TSIZE(BOOK3E_PAGESZ_64M))@l
-	mtspr	SPRN_MAS1,r6
-	lis	r6,MAS2_VAL(PAGE_OFFSET, BOOK3E_PAGESZ_64M, M_IF_SMP)@h
-	ori	r6,r6,MAS2_VAL(PAGE_OFFSET, BOOK3E_PAGESZ_64M, M_IF_SMP)@l
-	mtspr	SPRN_MAS2,r6
-	mtspr	SPRN_MAS3,r8
-	tlbwe
-
-/* 7. Jump to KERNELBASE mapping */
-	lis	r6,(KERNELBASE & ~0xfff)@h
-	ori	r6,r6,(KERNELBASE & ~0xfff)@l
-	lis	r7,MSR_KERNEL@h
-	ori	r7,r7,MSR_KERNEL@l
-	bl	1f			/* Find our address */
-1:	mflr	r9
-	rlwimi	r6,r9,0,20,31
-	addi	r6,r6,(2f - 1b)
-	mtspr	SPRN_SRR0,r6
-	mtspr	SPRN_SRR1,r7
-	rfi				/* start execution out of TLB1[0] entry */
-
-/* 8. Clear out the temp mapping */
-2:	lis	r7,0x1000	/* Set MAS0(TLBSEL) = 1 */
-	rlwimi	r7,r5,16,4,15	/* Setup MAS0 = TLBSEL | ESEL(r5) */
-	mtspr	SPRN_MAS0,r7
-	tlbre
-	mfspr	r8,SPRN_MAS1
-	rlwinm	r8,r8,0,2,0	/* clear IPROT */
-	mtspr	SPRN_MAS1,r8
-	tlbwe
-	/* Invalidate TLB1 */
-	li	r9,0x0c
-	tlbivax 0,r9
-	TLBSYNC
+#define ENTRY_MAPPING_BOOT_SETUP
+#include "fsl_booke_entry_mapping.S"
+#undef ENTRY_MAPPING_BOOT_SETUP
 
 	/* Establish the interrupt vector offsets */
 	SET_IVOR(0,  CriticalInput);

arch/powerpc/kernel/misc_32.S

@@ -711,6 +711,22 @@ relocate_new_kernel:
 	/* r4 = reboot_code_buffer */
 	/* r5 = start_address      */
 
+#ifdef CONFIG_FSL_BOOKE
+
+	mr	r29, r3
+	mr	r30, r4
+	mr	r31, r5
+
+#define ENTRY_MAPPING_KEXEC_SETUP
+#include "fsl_booke_entry_mapping.S"
+#undef ENTRY_MAPPING_KEXEC_SETUP
+
+	mr      r3, r29
+	mr      r4, r30
+	mr      r5, r31
+
+	li	r0, 0
+#else
 	li	r0, 0
 
 	/*
@@ -727,6 +743,7 @@ relocate_new_kernel:
 	rfi
 
 1:
+#endif
 	/* from this point address translation is turned off */
 	/* and interrupts are disabled */
 

arch/powerpc/kernel/ppc_ksyms.c

@@ -101,7 +101,7 @@ EXPORT_SYMBOL(pci_dram_offset);
 EXPORT_SYMBOL(start_thread);
 EXPORT_SYMBOL(kernel_thread);
 
-#ifndef CONFIG_BOOKE
+#ifdef CONFIG_PPC_FPU
 EXPORT_SYMBOL_GPL(cvt_df);
 EXPORT_SYMBOL_GPL(cvt_fd);
 #endif

arch/powerpc/kernel/swsusp_booke.S

+/*
+ * Based on swsusp_32.S, modified for FSL BookE by
+ * Anton Vorontsov <avorontsov@ru.mvista.com>
+ * Copyright (c) 2009-2010 MontaVista Software, LLC.
+ */
+
+#include <linux/threads.h>
+#include <asm/processor.h>
+#include <asm/page.h>
+#include <asm/cputable.h>
+#include <asm/thread_info.h>
+#include <asm/ppc_asm.h>
+#include <asm/asm-offsets.h>
+#include <asm/mmu.h>
+
+/*
+ * Structure for storing CPU registers on the save area.
+ */
+#define SL_SP		0
+#define SL_PC		4
+#define SL_MSR		8
+#define SL_TCR		0xc
+#define SL_SPRG0	0x10
+#define SL_SPRG1	0x14
+#define SL_SPRG2	0x18
+#define SL_SPRG3	0x1c
+#define SL_SPRG4	0x20
+#define SL_SPRG5	0x24
+#define SL_SPRG6	0x28
+#define SL_SPRG7	0x2c
+#define SL_TBU		0x30
+#define SL_TBL		0x34
+#define SL_R2		0x38
+#define SL_CR		0x3c
+#define SL_LR		0x40
+#define SL_R12		0x44	/* r12 to r31 */
+#define SL_SIZE		(SL_R12 + 80)
+
+	.section .data
+	.align	5
+
+_GLOBAL(swsusp_save_area)
+	.space	SL_SIZE
+
+
+	.section .text
+	.align	5
+
+_GLOBAL(swsusp_arch_suspend)
+	lis	r11,swsusp_save_area@h
+	ori	r11,r11,swsusp_save_area@l
+
+	mflr	r0
+	stw	r0,SL_LR(r11)
+	mfcr	r0
+	stw	r0,SL_CR(r11)
+	stw	r1,SL_SP(r11)
+	stw	r2,SL_R2(r11)
+	stmw	r12,SL_R12(r11)
+
+	/* Save MSR & TCR */
+	mfmsr	r4
+	stw	r4,SL_MSR(r11)
+	mfspr	r4,SPRN_TCR
+	stw	r4,SL_TCR(r11)
+
+	/* Get a stable timebase and save it */
+1:	mfspr	r4,SPRN_TBRU
+	stw	r4,SL_TBU(r11)
+	mfspr	r5,SPRN_TBRL
+	stw	r5,SL_TBL(r11)
+	mfspr	r3,SPRN_TBRU
+	cmpw	r3,r4
+	bne	1b
+
+	/* Save SPRGs */
+	mfsprg	r4,0
+	stw	r4,SL_SPRG0(r11)
+	mfsprg	r4,1
+	stw	r4,SL_SPRG1(r11)
+	mfsprg	r4,2
+	stw	r4,SL_SPRG2(r11)
+	mfsprg	r4,3
+	stw	r4,SL_SPRG3(r11)
+	mfsprg	r4,4
+	stw	r4,SL_SPRG4(r11)
+	mfsprg	r4,5
+	stw	r4,SL_SPRG5(r11)
+	mfsprg	r4,6
+	stw	r4,SL_SPRG6(r11)
+	mfsprg	r4,7
+	stw	r4,SL_SPRG7(r11)
+
+	/* Call the low level suspend stuff (we should probably have made
+	 * a stackframe...
+	 */
+	bl	swsusp_save
+
+	/* Restore LR from the save area */
+	lis	r11,swsusp_save_area@h
+	ori	r11,r11,swsusp_save_area@l
+	lwz	r0,SL_LR(r11)
+	mtlr	r0
+
+	blr
+
+_GLOBAL(swsusp_arch_resume)
+	sync
+
+	/* Load ptr the list of pages to copy in r3 */
+	lis	r11,(restore_pblist)@h
+	ori	r11,r11,restore_pblist@l
+	lwz	r3,0(r11)
+
+	/* Copy the pages. This is a very basic implementation, to
+	 * be replaced by something more cache efficient */
+1:
+	li	r0,256
+	mtctr	r0
+	lwz	r5,pbe_address(r3)	/* source */
+	lwz	r6,pbe_orig_address(r3)	/* destination */
+2:
+	lwz	r8,0(r5)
+	lwz	r9,4(r5)
+	lwz	r10,8(r5)
+	lwz	r11,12(r5)
+	addi	r5,r5,16
+	stw	r8,0(r6)
+	stw	r9,4(r6)
+	stw	r10,8(r6)
+	stw	r11,12(r6)
+	addi	r6,r6,16
+	bdnz	2b
+	lwz	r3,pbe_next(r3)
+	cmpwi	0,r3,0
+	bne	1b
+
+	bl flush_dcache_L1
+	bl flush_instruction_cache
+
+	lis	r11,swsusp_save_area@h
+	ori	r11,r11,swsusp_save_area@l
+
+	lwz	r4,SL_SPRG0(r11)
+	mtsprg	0,r4
+	lwz	r4,SL_SPRG1(r11)
+	mtsprg	1,r4
+	lwz	r4,SL_SPRG2(r11)
+	mtsprg	2,r4
+	lwz	r4,SL_SPRG3(r11)
+	mtsprg	3,r4
+	lwz	r4,SL_SPRG4(r11)
+	mtsprg	4,r4
+	lwz	r4,SL_SPRG5(r11)
+	mtsprg	5,r4
+	lwz	r4,SL_SPRG6(r11)
+	mtsprg	6,r4
+	lwz	r4,SL_SPRG7(r11)
+	mtsprg	7,r4
+
+	/* restore the MSR */
+	lwz	r3,SL_MSR(r11)
+	mtmsr	r3
+
+	/* Restore TB */
+	li	r3,0
+	mtspr	SPRN_TBWL,r3
+	lwz	r3,SL_TBU(r11)
+	lwz	r4,SL_TBL(r11)
+	mtspr	SPRN_TBWU,r3
+	mtspr	SPRN_TBWL,r4
+
+	/* Restore TCR and clear any pending bits in TSR. */
+	lwz	r4,SL_TCR(r11)
+	mtspr	SPRN_TCR,r4
+	lis	r4, (TSR_ENW | TSR_WIS | TSR_DIS | TSR_FIS)@h
+	mtspr	SPRN_TSR,r4
+
+	/* Kick decrementer */
+	li	r0,1
+	mtdec	r0
+
+	/* Restore the callee-saved registers and return */
+	lwz	r0,SL_CR(r11)
+	mtcr	r0
+	lwz	r2,SL_R2(r11)
+	lmw	r12,SL_R12(r11)
+	lwz	r1,SL_SP(r11)
+	lwz	r0,SL_LR(r11)
+	mtlr	r0
+
+	li	r3,0
+	blr

arch/powerpc/kernel/traps.c

 /*
  *  Copyright (C) 1995-1996  Gary Thomas (gdt@linuxppc.org)
+ *  Copyright 2007-2010 Freescale Semiconductor, Inc.
  *
  *  This program is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU General Public License
@@ -305,7 +306,7 @@ static inline int check_io_access(struct pt_regs *regs)
 #ifndef CONFIG_FSL_BOOKE
 #define get_mc_reason(regs)	((regs)->dsisr)
 #else
-#define get_mc_reason(regs)	(mfspr(SPRN_MCSR) & MCSR_MASK)
+#define get_mc_reason(regs)	(mfspr(SPRN_MCSR))
 #endif
 #define REASON_FP		ESR_FP
 #define REASON_ILLEGAL		(ESR_PIL | ESR_PUO)
@@ -421,6 +422,91 @@ int machine_check_47x(struct pt_regs *regs)
 	return 0;
 }
 #elif defined(CONFIG_E500)
+int machine_check_e500mc(struct pt_regs *regs)
+{
+	unsigned long mcsr = mfspr(SPRN_MCSR);
+	unsigned long reason = mcsr;
+	int recoverable = 1;
+
+	printk("Machine check in kernel mode.\n");
+	printk("Caused by (from MCSR=%lx): ", reason);
+
+	if (reason & MCSR_MCP)
+		printk("Machine Check Signal\n");
+
+	if (reason & MCSR_ICPERR) {
+		printk("Instruction Cache Parity Error\n");
+
+		/*
+		 * This is recoverable by invalidating the i-cache.
+		 */
+		mtspr(SPRN_L1CSR1, mfspr(SPRN_L1CSR1) | L1CSR1_ICFI);
+		while (mfspr(SPRN_L1CSR1) & L1CSR1_ICFI)
+			;
+
+		/*
+		 * This will generally be accompanied by an instruction
+		 * fetch error report -- only treat MCSR_IF as fatal
+		 * if it wasn't due to an L1 parity error.
+		 */
+		reason &= ~MCSR_IF;
+	}
+
+	if (reason & MCSR_DCPERR_MC) {
+		printk("Data Cache Parity Error\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_L2MMU_MHIT) {
+		printk("Hit on multiple TLB entries\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_NMI)
+		printk("Non-maskable interrupt\n");
+
+	if (reason & MCSR_IF) {
+		printk("Instruction Fetch Error Report\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_LD) {
+		printk("Load Error Report\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_ST) {
+		printk("Store Error Report\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_LDG) {
+		printk("Guarded Load Error Report\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_TLBSYNC)
+		printk("Simultaneous tlbsync operations\n");
+
+	if (reason & MCSR_BSL2_ERR) {
+		printk("Level 2 Cache Error\n");
+		recoverable = 0;
+	}
+
+	if (reason & MCSR_MAV) {
+		u64 addr;
+
+		addr = mfspr(SPRN_MCAR);
+		addr |= (u64)mfspr(SPRN_MCARU) << 32;
+
+		printk("Machine Check %s Address: %#llx\n",
+		       reason & MCSR_MEA ? "Effective" : "Physical", addr);
+	}
+
+	mtspr(SPRN_MCSR, mcsr);
+	return mfspr(SPRN_MCSR) == 0 && recoverable;
+}
+
 int machine_check_e500(struct pt_regs *regs)
 {
 	unsigned long reason = get_mc_reason(regs);

arch/powerpc/kernel/vmlinux.lds.S

@@ -223,19 +223,17 @@ SECTIONS
 #endif
 
 	/* The initial task and kernel stack */
-	.data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
-		INIT_TASK_DATA(THREAD_SIZE)
-	}
+	INIT_TASK_DATA_SECTION(THREAD_SIZE)
 
-	.data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
+	.data..page_aligned : AT(ADDR(.data..page_aligned) - LOAD_OFFSET) {
 		PAGE_ALIGNED_DATA(PAGE_SIZE)
 	}
 
-	.data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
+	.data..cacheline_aligned : AT(ADDR(.data..cacheline_aligned) - LOAD_OFFSET) {
 		CACHELINE_ALIGNED_DATA(L1_CACHE_BYTES)
 	}
 
-	.data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
+	.data..read_mostly : AT(ADDR(.data..read_mostly) - LOAD_OFFSET) {
 		READ_MOSTLY_DATA(L1_CACHE_BYTES)
 	}
 

arch/powerpc/platforms/44x/Kconfig

@@ -171,6 +171,17 @@ config ISS4xx
 	help
 	  This option enables support for the IBM ISS simulation environment
 
+config ICON
+	bool "Icon"
+	depends on 44x
+	default n
+	select PPC44x_SIMPLE
+	select 440SPe
+	select PCI
+	select PPC4xx_PCI_EXPRESS
+	help
+	  This option enables support for the AMCC PPC440SPe evaluation board.
+
 #config LUAN
 #	bool "Luan"
 #	depends on 44x

arch/powerpc/platforms/44x/ppc44x_simple.c

@@ -61,7 +61,8 @@ static char *board[] __initdata = {
 	"amcc,redwood",
 	"amcc,sequoia",
 	"amcc,taishan",
-	"amcc,yosemite"
+	"amcc,yosemite",
+	"mosaixtech,icon"
 };
 
 static int __init ppc44x_probe(void)

arch/powerpc/sysdev/fsl_msi.h

@@ -32,8 +32,11 @@ struct fsl_msi {
 	u32 msi_addr_hi;
 	void __iomem *msi_regs;
 	u32 feature;
+	int msi_virqs[NR_MSI_REG];
 
 	struct msi_bitmap bitmap;
+
+	struct list_head list;          /* support multiple MSI banks */
 };
 
 #endif /* _POWERPC_SYSDEV_FSL_MSI_H */

arch/s390/include/asm/cache.h

@@ -14,6 +14,6 @@
 #define L1_CACHE_BYTES     256
 #define L1_CACHE_SHIFT     8
 
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
 
 #endif

arch/s390/kernel/swsusp_asm64.S

@@ -264,7 +264,7 @@ restore_registers:
 	lghi	%r2,0
 	br	%r14
 
-	.section .data.nosave,"aw",@progbits
+	.section .data..nosave,"aw",@progbits
 	.align	8
 .Ldisabled_wait_31:
 	.long  0x000a0000,0x00000000

arch/sh/boot/compressed/vmlinux.scr

 SECTIONS
 {
-  .rodata.compressed : {
+  .rodata..compressed : {
 	input_len = .;
 	LONG(input_data_end - input_data) input_data = .;
 	*(.data)

arch/sh/include/asm/cache.h

@@ -14,7 +14,7 @@
 
 #define L1_CACHE_BYTES		(1 << L1_CACHE_SHIFT)
 
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
 
 #ifndef __ASSEMBLY__
 struct cache_info {

arch/sparc/boot/btfixupprep.c

@@ -325,7 +325,7 @@ int main(int argc,char **argv)
 		(*rr)->next = NULL;
 	}
 	printf("! Generated by btfixupprep. Do not edit.\n\n");
-	printf("\t.section\t\".data.init\",#alloc,#write\n\t.align\t4\n\n");
+	printf("\t.section\t\".data..init\",#alloc,#write\n\t.align\t4\n\n");
 	printf("\t.global\t___btfixup_start\n___btfixup_start:\n\n");
 	for (i = 0; i < last; i++) {
 		f = array + i;

arch/x86/.gitignore

+boot/compressed/vmlinux
+tools/test_get_len
+