---

yaml
---
r: 18625
b: refs/heads/master
c: a1bc5cd
h: refs/heads/master
i:
  18623: 45c7aa2
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 859538763155814d217054eb6e3cdff71bdb4d89
+refs/heads/master: a1bc5cdf9f9550bd7e9e5d8400e95b164165b275

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 
 # ===========================================================================

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;
 

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

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);

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;
 }

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

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.

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) {

trunk/drivers/block/ps2esdi.c

@@ -43,6 +43,7 @@
 #include <linux/init.h>
 #include <linux/ioport.h>
 #include <linux/module.h>
+#include <linux/hdreg.h>
 
 #include <asm/system.h>
 #include <asm/io.h>