diff --git a/[refs] b/[refs]
index 8c80b0514ad1..b3ba1539ca36 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 506eecde44d54e838c61c2af38630e8ebb16363e
+refs/heads/master: cd535057f946f8e803db7d485652904af0a2e5f5
diff --git a/trunk/Makefile b/trunk/Makefile
index 673148e07603..34d6176dfcba 100644
--- a/trunk/Makefile
+++ b/trunk/Makefile
@@ -106,12 +106,13 @@ KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd)
 $(if $(KBUILD_OUTPUT),, \
      $(error output directory "$(saved-output)" does not exist))
 
-.PHONY: $(MAKECMDGOALS)
+.PHONY: $(MAKECMDGOALS) cdbuilddir
+$(MAKECMDGOALS) _all: cdbuilddir
 
-$(filter-out _all,$(MAKECMDGOALS)) _all:
+cdbuilddir:
 	$(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
 	KBUILD_SRC=$(CURDIR) \
-	KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile $@
+	KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile $(MAKECMDGOALS)
 
 # Leave processing to above invocation of make
 skip-makefile := 1
@@ -337,8 +338,9 @@ AFLAGS		:= -D__ASSEMBLY__
 
 # Read KERNELRELEASE from .kernelrelease (if it exists)
 KERNELRELEASE = $(shell cat .kernelrelease 2> /dev/null)
+KERNELVERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
 
-export	VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE \
+export	VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION \
 	ARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC \
 	CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE \
 	HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
@@ -433,6 +435,7 @@ export KBUILD_DEFCONFIG
 config %config: scripts_basic outputmakefile FORCE
 	$(Q)mkdir -p include/linux
 	$(Q)$(MAKE) $(build)=scripts/kconfig $@
+	$(Q)$(MAKE) .kernelrelease
 
 else
 # ===========================================================================
@@ -542,7 +545,7 @@ export	INSTALL_PATH ?= /boot
 # makefile but the arguement can be passed to make if needed.
 #
 
-MODLIB	:= $(INSTALL_MOD_PATH)/lib/modules/$(KERNELRELEASE)
+MODLIB	= $(INSTALL_MOD_PATH)/lib/modules/$(KERNELRELEASE)
 export MODLIB
 
 
@@ -783,12 +786,10 @@ endif
 localver-full = $(localver)$(localver-auto)
 
 # Store (new) KERNELRELASE string in .kernelrelease
-kernelrelease = \
-       $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)$(localver-full)
+kernelrelease = $(KERNELVERSION)$(localver-full)
 .kernelrelease: FORCE
-	$(Q)rm -f .kernelrelease
-	$(Q)echo $(kernelrelease) > .kernelrelease
-	$(Q)echo "  Building kernel $(kernelrelease)"
+	$(Q)rm -f $@
+	$(Q)echo $(kernelrelease) > $@
 
 
 # Things we need to do before we recursively start building the kernel
@@ -898,7 +899,7 @@ define filechk_version.h
 	)
 endef
 
-include/linux/version.h: $(srctree)/Makefile FORCE
+include/linux/version.h: $(srctree)/Makefile .config FORCE
 	$(call filechk,version.h)
 
 # ---------------------------------------------------------------------------
@@ -1301,9 +1302,10 @@ checkstack:
 	$(PERL) $(src)/scripts/checkstack.pl $(ARCH)
 
 kernelrelease:
-	@echo $(KERNELRELEASE)
+	$(if $(wildcard .kernelrelease), $(Q)echo $(KERNELRELEASE), \
+	$(error kernelrelease not valid - run 'make *config' to update it))
 kernelversion:
-	@echo $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
+	@echo $(KERNELVERSION)
 
 # FIXME Should go into a make.lib or something 
 # ===========================================================================
diff --git a/trunk/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/trunk/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
index 0fbbd4c1072e..e11a09207ec8 100644
--- a/trunk/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
+++ b/trunk/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -980,7 +980,7 @@ static int powernowk8_verify(struct cpufreq_policy *pol)
 }
 
 /* per CPU init entry point to the driver */
-static int __init powernowk8_cpu_init(struct cpufreq_policy *pol)
+static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
 {
 	struct powernow_k8_data *data;
 	cpumask_t oldmask = CPU_MASK_ALL;
@@ -1141,7 +1141,7 @@ static struct cpufreq_driver cpufreq_amd64_driver = {
 };
 
 /* driver entry point for init */
-static int __init powernowk8_init(void)
+static int __cpuinit powernowk8_init(void)
 {
 	unsigned int i, supported_cpus = 0;
 
diff --git a/trunk/arch/x86_64/Kconfig b/trunk/arch/x86_64/Kconfig
index 2efc4be22709..787feff0e8a5 100644
--- a/trunk/arch/x86_64/Kconfig
+++ b/trunk/arch/x86_64/Kconfig
@@ -350,7 +350,7 @@ config HPET_TIMER
 	  <http://www.intel.com/hardwaredesign/hpetspec.htm>.
 
 config X86_PM_TIMER
-	bool "PM timer"
+	bool "PM timer" if EMBEDDED
 	depends on ACPI
 	default y
 	help
diff --git a/trunk/arch/x86_64/kernel/apic.c b/trunk/arch/x86_64/kernel/apic.c
index 8fdd089fd17e..5d3c5b07b8db 100644
--- a/trunk/arch/x86_64/kernel/apic.c
+++ b/trunk/arch/x86_64/kernel/apic.c
@@ -499,13 +499,10 @@ static int lapic_resume(struct sys_device *dev)
 	if (!apic_pm_state.active)
 		return 0;
 
-	/* XXX: Pavel needs this for S3 resume, but can't explain why */
-	set_fixmap_nocache(FIX_APIC_BASE, APIC_DEFAULT_PHYS_BASE);
-
 	local_irq_save(flags);
 	rdmsr(MSR_IA32_APICBASE, l, h);
 	l &= ~MSR_IA32_APICBASE_BASE;
-	l |= MSR_IA32_APICBASE_ENABLE | APIC_DEFAULT_PHYS_BASE;
+	l |= MSR_IA32_APICBASE_ENABLE | mp_lapic_addr;
 	wrmsr(MSR_IA32_APICBASE, l, h);
 	apic_write(APIC_LVTERR, ERROR_APIC_VECTOR | APIC_LVT_MASKED);
 	apic_write(APIC_ID, apic_pm_state.apic_id);
diff --git a/trunk/arch/x86_64/kernel/asm-offsets.c b/trunk/arch/x86_64/kernel/asm-offsets.c
index cfb4f9cebea4..38834bbbae11 100644
--- a/trunk/arch/x86_64/kernel/asm-offsets.c
+++ b/trunk/arch/x86_64/kernel/asm-offsets.c
@@ -43,6 +43,7 @@ int main(void)
 	ENTRY(irqcount);
 	ENTRY(cpunumber);
 	ENTRY(irqstackptr);
+	ENTRY(data_offset);
 	BLANK();
 #undef ENTRY
 #ifdef CONFIG_IA32_EMULATION
@@ -66,8 +67,6 @@ int main(void)
 	DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
 	DEFINE(pbe_next, offsetof(struct pbe, next));
 	BLANK();
-#if DEBUG_STKSZ > EXCEPTION_STKSZ
-	DEFINE(DEBUG_IST, DEBUG_STACK);
-#endif
+	DEFINE(TSS_ist, offsetof(struct tss_struct, ist));
 	return 0;
 }
diff --git a/trunk/arch/x86_64/kernel/entry.S b/trunk/arch/x86_64/kernel/entry.S
index 632fc0f59fcc..dbdba56e8faa 100644
--- a/trunk/arch/x86_64/kernel/entry.S
+++ b/trunk/arch/x86_64/kernel/entry.S
@@ -41,6 +41,7 @@
 #include <asm/unistd.h>
 #include <asm/thread_info.h>
 #include <asm/hw_irq.h>
+#include <asm/page.h>
 
 	.code64
 
@@ -674,9 +675,6 @@ ENTRY(spurious_interrupt)
 
 	/* error code is on the stack already */
 	/* handle NMI like exceptions that can happen everywhere */
-#ifndef DEBUG_IST
-# define DEBUG_IST 0
-#endif
 	.macro paranoidentry sym, ist=0
 	SAVE_ALL
 	cld
@@ -695,11 +693,11 @@ ENTRY(spurious_interrupt)
 	movq ORIG_RAX(%rsp),%rsi
 	movq $-1,ORIG_RAX(%rsp)
 	.if \ist
-	subq	$EXCEPTION_STACK_SIZE, per_cpu__init_tss + TSS_ist + (\ist - 1) * 8(%rbp)
+	subq	$EXCEPTION_STKSZ, per_cpu__init_tss + TSS_ist + (\ist - 1) * 8(%rbp)
 	.endif
 	call \sym
 	.if \ist
-	addq	$EXCEPTION_STACK_SIZE, per_cpu__init_tss + TSS_ist + (\ist - 1) * 8(%rbp)
+	addq	$EXCEPTION_STKSZ, per_cpu__init_tss + TSS_ist + (\ist - 1) * 8(%rbp)
 	.endif
 	cli
 	.endm
@@ -918,7 +916,7 @@ KPROBE_ENTRY(debug)
  	INTR_FRAME
 	pushq $0
 	CFI_ADJUST_CFA_OFFSET 8		
-	paranoidentry do_debug, DEBUG_IST
+	paranoidentry do_debug, DEBUG_STACK
 	jmp paranoid_exit
 	CFI_ENDPROC
 	.previous .text
@@ -976,7 +974,7 @@ KPROBE_ENTRY(int3)
  	INTR_FRAME
  	pushq $0
  	CFI_ADJUST_CFA_OFFSET 8
- 	paranoidentry do_int3, DEBUG_IST
+ 	paranoidentry do_int3, DEBUG_STACK
  	jmp paranoid_exit
  	CFI_ENDPROC
 	.previous .text
diff --git a/trunk/arch/x86_64/kernel/setup64.c b/trunk/arch/x86_64/kernel/setup64.c
index 6eff51e9400c..8ac4db09610a 100644
--- a/trunk/arch/x86_64/kernel/setup64.c
+++ b/trunk/arch/x86_64/kernel/setup64.c
@@ -38,7 +38,7 @@ struct desc_ptr idt_descr = { 256 * 16, (unsigned long) idt_table };
 char boot_cpu_stack[IRQSTACKSIZE] __attribute__((section(".bss.page_aligned")));
 
 unsigned long __supported_pte_mask __read_mostly = ~0UL;
-static int do_not_nx __initdata = 0;
+static int do_not_nx __cpuinitdata = 0;
 
 /* noexec=on|off
 Control non executable mappings for 64bit processes.
diff --git a/trunk/arch/x86_64/mm/init.c b/trunk/arch/x86_64/mm/init.c
index eca60125efc3..307d1ac0ef33 100644
--- a/trunk/arch/x86_64/mm/init.c
+++ b/trunk/arch/x86_64/mm/init.c
@@ -262,19 +262,11 @@ static void __init find_early_table_space(unsigned long end)
 	tables = round_up(puds * sizeof(pud_t), PAGE_SIZE) +
 		 round_up(pmds * sizeof(pmd_t), PAGE_SIZE);
 
-	/* Put page tables beyond the DMA zones if possible.
-	   RED-PEN might be better to spread them out more over
-	   memory to avoid hotspots */
-	if (end > MAX_DMA32_PFN<<PAGE_SHIFT)
-		start = MAX_DMA32_PFN << PAGE_SHIFT;
-	else if (end > MAX_DMA_PFN << PAGE_SHIFT)
-		start = MAX_DMA_PFN << PAGE_SHIFT;
-	else
-		start = 0x8000;
-
-	table_start = find_e820_area(start, end, tables);
-	if (table_start == -1)
-		table_start = find_e820_area(0x8000, end, tables);
+ 	/* RED-PEN putting page tables only on node 0 could
+ 	   cause a hotspot and fill up ZONE_DMA. The page tables
+ 	   need roughly 0.5KB per GB. */
+ 	start = 0x8000;
+ 	table_start = find_e820_area(start, end, tables);
 	if (table_start == -1UL)
 		panic("Cannot find space for the kernel page tables");
 
@@ -539,7 +531,7 @@ void mark_rodata_ro(void)
 #ifdef CONFIG_BLK_DEV_INITRD
 void free_initrd_mem(unsigned long start, unsigned long end)
 {
-	if (start < (unsigned long)&_end)
+	if (start >= end)
 		return;
 	printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10);
 	for (; start < end; start += PAGE_SIZE) {
diff --git a/trunk/include/asm-x86_64/irq.h b/trunk/include/asm-x86_64/irq.h
index fb724ba37ae6..9db5a1b4f7b1 100644
--- a/trunk/include/asm-x86_64/irq.h
+++ b/trunk/include/asm-x86_64/irq.h
@@ -36,7 +36,7 @@
 #define NR_IRQ_VECTORS NR_IRQS
 #else
 #define NR_IRQS 224
-#define NR_IRQ_VECTORS 1024
+#define NR_IRQ_VECTORS (32 * NR_CPUS)
 #endif
 
 static __inline__ int irq_canonicalize(int irq)
diff --git a/trunk/include/asm-x86_64/page.h b/trunk/include/asm-x86_64/page.h
index dcbb4fcd9a18..615e3e494929 100644
--- a/trunk/include/asm-x86_64/page.h
+++ b/trunk/include/asm-x86_64/page.h
@@ -26,6 +26,13 @@
 #define IRQSTACK_ORDER 2
 #define IRQSTACKSIZE (PAGE_SIZE << IRQSTACK_ORDER)
 
+#define STACKFAULT_STACK 1
+#define DOUBLEFAULT_STACK 2
+#define NMI_STACK 3
+#define DEBUG_STACK 4
+#define MCE_STACK 5
+#define N_EXCEPTION_STACKS 5  /* hw limit: 7 */
+
 #define LARGE_PAGE_MASK (~(LARGE_PAGE_SIZE-1))
 #define LARGE_PAGE_SIZE (1UL << PMD_SHIFT)
 
diff --git a/trunk/include/asm-x86_64/processor.h b/trunk/include/asm-x86_64/processor.h
index 87a282b1043a..a1ba7c97465a 100644
--- a/trunk/include/asm-x86_64/processor.h
+++ b/trunk/include/asm-x86_64/processor.h
@@ -273,13 +273,6 @@ struct thread_struct {
 #define INIT_MMAP \
 { &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL }
 
-#define STACKFAULT_STACK 1
-#define DOUBLEFAULT_STACK 2 
-#define NMI_STACK 3 
-#define DEBUG_STACK 4 
-#define MCE_STACK 5
-#define N_EXCEPTION_STACKS 5  /* hw limit: 7 */
-
 #define start_thread(regs,new_rip,new_rsp) do { \
 	asm volatile("movl %0,%%fs; movl %0,%%es; movl %0,%%ds": :"r" (0));	 \
 	load_gs_index(0);							\
diff --git a/trunk/scripts/kconfig/confdata.c b/trunk/scripts/kconfig/confdata.c
index ccd45130c482..b0cbbe2e41bb 100644
--- a/trunk/scripts/kconfig/confdata.c
+++ b/trunk/scripts/kconfig/confdata.c
@@ -375,7 +375,7 @@ int conf_write(const char *name)
 		if (!out_h)
 			return 1;
 	}
-	sym = sym_lookup("KERNELRELEASE", 0);
+	sym = sym_lookup("KERNELVERSION", 0);
 	sym_calc_value(sym);
 	time(&now);
 	env = getenv("KCONFIG_NOTIMESTAMP");
diff --git a/trunk/scripts/kconfig/gconf.c b/trunk/scripts/kconfig/gconf.c
index 9f5aabd58fa9..665bd5300a19 100644
--- a/trunk/scripts/kconfig/gconf.c
+++ b/trunk/scripts/kconfig/gconf.c
@@ -276,7 +276,7 @@ void init_main_window(const gchar * glade_file)
 					  NULL);
 
 	sprintf(title, _("Linux Kernel v%s Configuration"),
-		getenv("KERNELRELEASE"));
+		getenv("KERNELVERSION"));
 	gtk_window_set_title(GTK_WINDOW(main_wnd), title);
 
 	gtk_widget_show(main_wnd);
diff --git a/trunk/scripts/kconfig/lxdialog/Makefile b/trunk/scripts/kconfig/lxdialog/Makefile
index 8f41d9a57aaa..fae3e29fc924 100644
--- a/trunk/scripts/kconfig/lxdialog/Makefile
+++ b/trunk/scripts/kconfig/lxdialog/Makefile
@@ -1,9 +1,9 @@
 # Makefile to build lxdialog package
 #
 
-check-lxdialog   := $(srctree)/$(src)/check-lxdialog.sh
-HOST_EXTRACFLAGS := $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
-HOST_LOADLIBES   := $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags)
+check-lxdialog  := $(srctree)/$(src)/check-lxdialog.sh
+HOST_EXTRACFLAGS:= $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
+HOST_LOADLIBES  := $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
  
 HOST_EXTRACFLAGS += -DLOCALE 
 
diff --git a/trunk/scripts/kconfig/lxdialog/check-lxdialog.sh b/trunk/scripts/kconfig/lxdialog/check-lxdialog.sh
index a3c141b49670..448e353923f3 100644
--- a/trunk/scripts/kconfig/lxdialog/check-lxdialog.sh
+++ b/trunk/scripts/kconfig/lxdialog/check-lxdialog.sh
@@ -4,11 +4,22 @@
 # What library to link
 ldflags()
 {
-	if [ `uname` == SunOS ]; then
-		echo '-lcurses'
-	else
+	echo "main() {}" | $cc -lncursesw -xc - -o /dev/null 2> /dev/null
+	if [ $? -eq 0 ]; then
+		echo '-lncursesw'
+		exit
+	fi
+	echo "main() {}" | $cc -lncurses -xc - -o /dev/null 2> /dev/null
+	if [ $? -eq 0 ]; then
 		echo '-lncurses'
+		exit
 	fi
+	echo "main() {}" | $cc -lcurses -xc - -o /dev/null 2> /dev/null
+	if [ $? -eq 0 ]; then
+		echo '-lcurses'
+		exit
+	fi
+	exit 1
 }
 
 # Where is ncurses.h?
@@ -28,7 +39,7 @@ ccflags()
 compiler=""
 # Check if we can link to ncurses
 check() {
-	echo "main() {}" | $compiler -xc -
+	echo "main() {}" | $cc -xc - -o /dev/null 2> /dev/null
 	if [ $? != 0 ]; then
 		echo " *** Unable to find the ncurses libraries."          1>&2
 		echo " *** make menuconfig require the ncurses libraries"  1>&2
@@ -51,13 +62,15 @@ fi
 case "$1" in
 	"-check")
 		shift
-		compiler="$@"
+		cc="$@"
 		check
 		;;
 	"-ccflags")
 		ccflags
 		;;
 	"-ldflags")
+		shift
+		cc="$@"
 		ldflags
 		;;
 	"*")
diff --git a/trunk/scripts/kconfig/mconf.c b/trunk/scripts/kconfig/mconf.c
index d63d7fb677e4..7f973195e79a 100644
--- a/trunk/scripts/kconfig/mconf.c
+++ b/trunk/scripts/kconfig/mconf.c
@@ -1051,7 +1051,7 @@ int main(int ac, char **av)
 	conf_parse(av[1]);
 	conf_read(NULL);
 
-	sym = sym_lookup("KERNELRELEASE", 0);
+	sym = sym_lookup("KERNELVERSION", 0);
 	sym_calc_value(sym);
 	sprintf(menu_backtitle, _("Linux Kernel v%s Configuration"),
 		sym_get_string_value(sym));
diff --git a/trunk/scripts/kconfig/symbol.c b/trunk/scripts/kconfig/symbol.c
index 69c2549c0baa..3d7877afccd5 100644
--- a/trunk/scripts/kconfig/symbol.c
+++ b/trunk/scripts/kconfig/symbol.c
@@ -61,10 +61,10 @@ void sym_init(void)
 	if (p)
 		sym_add_default(sym, p);
 
-	sym = sym_lookup("KERNELRELEASE", 0);
+	sym = sym_lookup("KERNELVERSION", 0);
 	sym->type = S_STRING;
 	sym->flags |= SYMBOL_AUTO;
-	p = getenv("KERNELRELEASE");
+	p = getenv("KERNELVERSION");
 	if (p)
 		sym_add_default(sym, p);