18 files changed, 107 insertions, 27 deletions

diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index c77d2fa..8113bb5 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -42,7 +42,8 @@
 #endif
 
 #if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \
-    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020)
+    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \
+    defined(CONFIG_CPU_ARM1026)
 # define MULTI_CACHE 1
 #endif
 
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c6c57b6..621acad 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache;
 #endif
 #ifdef CONFIG_OUTER_CACHE
 struct outer_cache_fns outer_cache;
+EXPORT_SYMBOL(outer_cache);
 #endif
 
 struct stack {
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index e726385..fe3bd5a 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
 	unsigned int reg_both, reg_level, reg_type;
 
 	reg_type = __raw_readl(base + GPIO_INT_TYPE);
-	reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE);
+	reg_level = __raw_readl(base + GPIO_INT_LEVEL);
 	reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE);
 
 	switch (type) {
@@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
 	}
 
 	__raw_writel(reg_type, base + GPIO_INT_TYPE);
-	__raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE);
+	__raw_writel(reg_level, base + GPIO_INT_LEVEL);
 	__raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);
 
 	gpio_ack_irq(irq);
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index b270d62..62820ed 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -11,6 +11,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
+#include <linux/moduleparam.h>
 #include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
@@ -77,6 +78,8 @@ static unsigned long ai_dword;
 static unsigned long ai_multi;
 static int ai_usermode;
 
+core_param(alignment, ai_usermode, int, 0600);
+
 #define UM_WARN		(1 << 0)
 #define UM_FIXUP	(1 << 1)
 #define UM_SIGNAL	(1 << 2)
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 5a79fc6..31c2f4c 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# Last update: Thu Jan 28 22:15:54 2010
+# Last update: Sat Feb 20 14:16:15 2010
 #
 # machine_is_xxx	CONFIG_xxxx		MACH_TYPE_xxx		number
 #
@@ -2257,7 +2257,7 @@ oratisalog		MACH_ORATISALOG		ORATISALOG		2268
 oratismadi		MACH_ORATISMADI		ORATISMADI		2269
 oratisot16		MACH_ORATISOT16		ORATISOT16		2270
 oratisdesk		MACH_ORATISDESK		ORATISDESK		2271
-v2_ca9			MACH_V2P_CA9		V2P_CA9			2272
+vexpress		MACH_VEXPRESS		VEXPRESS		2272
 sintexo			MACH_SINTEXO		SINTEXO			2273
 cm3389			MACH_CM3389		CM3389			2274
 omap3_cio		MACH_OMAP3_CIO		OMAP3_CIO		2275
@@ -2636,3 +2636,45 @@ hw90240			MACH_HW90240		HW90240			2648
 dm365_leopard		MACH_DM365_LEOPARD	DM365_LEOPARD		2649
 mityomapl138		MACH_MITYOMAPL138	MITYOMAPL138		2650
 scat110			MACH_SCAT110		SCAT110			2651
+acer_a1			MACH_ACER_A1		ACER_A1			2652
+cmcontrol		MACH_CMCONTROL		CMCONTROL		2653
+pelco_lamar		MACH_PELCO_LAMAR	PELCO_LAMAR		2654
+rfp43			MACH_RFP43		RFP43			2655
+sk86r0301		MACH_SK86R0301		SK86R0301		2656
+ctpxa			MACH_CTPXA		CTPXA			2657
+epb_arm9_a		MACH_EPB_ARM9_A		EPB_ARM9_A		2658
+guruplug		MACH_GURUPLUG		GURUPLUG		2659
+spear310		MACH_SPEAR310		SPEAR310		2660
+spear320		MACH_SPEAR320		SPEAR320		2661
+robotx			MACH_ROBOTX		ROBOTX			2662
+lsxhl			MACH_LSXHL		LSXHL			2663
+smartlite		MACH_SMARTLITE		SMARTLITE		2664
+cws2			MACH_CWS2		CWS2			2665
+m619			MACH_M619		M619			2666
+smartview		MACH_SMARTVIEW		SMARTVIEW		2667
+lsa_salsa		MACH_LSA_SALSA		LSA_SALSA		2668
+kizbox			MACH_KIZBOX		KIZBOX			2669
+htccharmer		MACH_HTCCHARMER		HTCCHARMER		2670
+guf_neso_lt		MACH_GUF_NESO_LT	GUF_NESO_LT		2671
+pm9g45			MACH_PM9G45		PM9G45			2672
+htcpanther		MACH_HTCPANTHER		HTCPANTHER		2673
+htcpanther_cdma		MACH_HTCPANTHER_CDMA	HTCPANTHER_CDMA		2674
+reb01			MACH_REB01		REB01			2675
+aquila			MACH_AQUILA		AQUILA			2676
+spark_sls_hw2		MACH_SPARK_SLS_HW2	SPARK_SLS_HW2		2677
+sheeva_esata		MACH_ESATA_SHEEVAPLUG	ESATA_SHEEVAPLUG	2678
+surf7x30		MACH_SURF7X30		SURF7X30		2679
+micro2440		MACH_MICRO2440		MICRO2440		2680
+am2440			MACH_AM2440		AM2440			2681
+tq2440			MACH_TQ2440		TQ2440			2682
+lpc2478oem		MACH_LPC2478OEM		LPC2478OEM		2683
+ak880x			MACH_AK880X		AK880X			2684
+cobra3530		MACH_COBRA3530		COBRA3530		2685
+pmppb			MACH_PMPPB		PMPPB			2686
+u6715			MACH_U6715		U6715			2687
+axar1500_sender		MACH_AXAR1500_SENDER	AXAR1500_SENDER		2688
+g30_dvb			MACH_G30_DVB		G30_DVB			2689
+vc088x			MACH_VC088X		VC088X			2690
+mioa702			MACH_MIOA702		MIOA702			2691
+hpmin			MACH_HPMIN		HPMIN			2692
+ak880xak		MACH_AK880XAK		AK880XAK		2693
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index 7ae5889..e97b255 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -94,6 +94,7 @@ ia64_acpi_release_global_lock (unsigned int *lock)
 #define acpi_noirq 0	/* ACPI always enabled on IA64 */
 #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
 #define acpi_strict 1	/* no ACPI spec workarounds on IA64 */
+#define acpi_ht 0	/* no HT-only mode on IA64 */
 #endif
 #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */
 static inline void disable_acpi(void) { }
diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h
index e14108b..4c41656 100644
--- a/arch/ia64/include/asm/elf.h
+++ b/arch/ia64/include/asm/elf.h
@@ -201,7 +201,9 @@ extern void ia64_elf_core_copy_regs (struct pt_regs *src, elf_gregset_t dst);
    relevant until we have real hardware to play with... */
 #define ELF_PLATFORM	NULL
 
-#define SET_PERSONALITY(ex)	set_personality(PER_LINUX)
+#define SET_PERSONALITY(ex)	\
+	set_personality((current->personality & ~PER_MASK) | PER_LINUX)
+
 #define elf_read_implies_exec(ex, executable_stack)					\
 	((executable_stack!=EXSTACK_DISABLE_X) && ((ex).e_flags & EF_IA_64_LINUX_EXECUTABLE_STACK) != 0)
 
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
index 21f61b8..cc29c0f 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
@@ -338,7 +338,8 @@ static void __init mpc85xx_mds_pic_init(void)
 	}
 
 	mpic = mpic_alloc(np, r.start,
-			MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+			MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
+			MPIC_BROKEN_FRR_NIRQS,
 			0, 256, " OpenPIC  ");
 	BUG_ON(mpic == NULL);
 	of_node_put(np);
diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c
index 04160a4..a15f582 100644
--- a/arch/powerpc/platforms/85xx/smp.c
+++ b/arch/powerpc/platforms/85xx/smp.c
@@ -46,6 +46,7 @@ smp_85xx_kick_cpu(int nr)
 	__iomem u32 *bptr_vaddr;
 	struct device_node *np;
 	int n = 0;
+	int ioremappable;
 
 	WARN_ON (nr < 0 || nr >= NR_CPUS);
 
@@ -59,21 +60,37 @@ smp_85xx_kick_cpu(int nr)
 		return;
 	}
 
+	/*
+	 * A secondary core could be in a spinloop in the bootpage
+	 * (0xfffff000), somewhere in highmem, or somewhere in lowmem.
+	 * The bootpage and highmem can be accessed via ioremap(), but
+	 * we need to directly access the spinloop if its in lowmem.
+	 */
+	ioremappable = *cpu_rel_addr > virt_to_phys(high_memory);
+
 	/* Map the spin table */
-	bptr_vaddr = ioremap(*cpu_rel_addr, SIZE_BOOT_ENTRY);
+	if (ioremappable)
+		bptr_vaddr = ioremap(*cpu_rel_addr, SIZE_BOOT_ENTRY);
+	else
+		bptr_vaddr = phys_to_virt(*cpu_rel_addr);
 
 	local_irq_save(flags);
 
 	out_be32(bptr_vaddr + BOOT_ENTRY_PIR, nr);
 	out_be32(bptr_vaddr + BOOT_ENTRY_ADDR_LOWER, __pa(__early_start));
 
+	if (!ioremappable)
+		flush_dcache_range((ulong)bptr_vaddr,
+				(ulong)(bptr_vaddr + SIZE_BOOT_ENTRY));
+
 	/* Wait a bit for the CPU to ack. */
 	while ((__secondary_hold_acknowledge != nr) && (++n < 1000))
 		mdelay(1);
 
 	local_irq_restore(flags);
 
-	iounmap(bptr_vaddr);
+	if (ioremappable)
+		iounmap(bptr_vaddr);
 
 	pr_debug("waited %d msecs for CPU #%d.\n", n, nr);
 }
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c
index 873ebdc..b063eb8 100644
--- a/arch/sh/kernel/ptrace_64.c
+++ b/arch/sh/kernel/ptrace_64.c
@@ -133,6 +133,8 @@ void user_enable_single_step(struct task_struct *child)
 	struct pt_regs *regs = child->thread.uregs;
 
 	regs->sr |= SR_SSTEP;	/* auto-resetting upon exception */
+
+	set_tsk_thread_flag(child, TIF_SINGLESTEP);
 }
 
 void user_disable_single_step(struct task_struct *child)
@@ -140,6 +142,8 @@ void user_disable_single_step(struct task_struct *child)
 	struct pt_regs *regs = child->thread.uregs;
 
 	regs->sr &= ~SR_SSTEP;
+
+	clear_tsk_thread_flag(child, TIF_SINGLESTEP);
 }
 
 static int genregs_get(struct task_struct *target,
@@ -454,6 +458,8 @@ asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs)
 
 asmlinkage void do_syscall_trace_leave(struct pt_regs *regs)
 {
+	int step;
+
 	if (unlikely(current->audit_context))
 		audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]),
 				   regs->regs[9]);
@@ -461,8 +467,9 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs)
 	if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
 		trace_sys_exit(regs, regs->regs[9]);
 
-	if (test_thread_flag(TIF_SYSCALL_TRACE))
-		tracehook_report_syscall_exit(regs, 0);
+	step = test_thread_flag(TIF_SINGLESTEP);
+	if (step || test_thread_flag(TIF_SYSCALL_TRACE))
+		tracehook_report_syscall_exit(regs, step);
 }
 
 /* Called with interrupts disabled */
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index ce76dbd..580e97d 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -118,7 +118,9 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset)
 			 * clear the TS_RESTORE_SIGMASK flag.
 			 */
 			current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
-			tracehook_signal_handler(signr, &info, &ka, regs, 0);
+
+			tracehook_signal_handler(signr, &info, &ka, regs,
+					test_thread_flag(TIF_SINGLESTEP));
 			return 1;
 		}
 	}
diff --git a/arch/sparc/kernel/kstack.h b/arch/sparc/kernel/kstack.h
index 4248d96..5247283 100644
--- a/arch/sparc/kernel/kstack.h
+++ b/arch/sparc/kernel/kstack.h
@@ -11,6 +11,10 @@ static inline bool kstack_valid(struct thread_info *tp, unsigned long sp)
 {
 	unsigned long base = (unsigned long) tp;
 
+	/* Stack pointer must be 16-byte aligned.  */
+	if (sp & (16UL - 1))
+		return false;
+
 	if (sp >= (base + sizeof(struct thread_info)) &&
 	    sp <= (base + THREAD_SIZE - sizeof(struct sparc_stackf)))
 		return true;
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 4c26eb5..53a58b3 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -105,7 +105,7 @@ static unsigned long of_bus_sbus_get_flags(const u32 *addr, unsigned long flags)
 
 static int of_bus_ambapp_match(struct device_node *np)
 {
-	return !strcmp(np->name, "ambapp");
+	return !strcmp(np->type, "ambapp");
 }
 
 static void of_bus_ambapp_count_cells(struct device_node *child,
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 539e83f..592b03d 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -247,6 +247,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
 					 struct pci_bus *bus, int devfn)
 {
 	struct dev_archdata *sd;
+	struct pci_slot *slot;
 	struct of_device *op;
 	struct pci_dev *dev;
 	const char *type;
@@ -286,6 +287,11 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
 	dev->dev.bus = &pci_bus_type;
 	dev->devfn = devfn;
 	dev->multifunction = 0;		/* maybe a lie? */
+	set_pcie_port_type(dev);
+
+	list_for_each_entry(slot, &dev->bus->slots, list)
+		if (PCI_SLOT(dev->devfn) == slot->number)
+			dev->slot = slot;
 
 	dev->vendor = of_getintprop_default(node, "vendor-id", 0xffff);
 	dev->device = of_getintprop_default(node, "device-id", 0xffff);
@@ -322,6 +328,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
 
 	dev->current_state = 4;		/* unknown power state */
 	dev->error_state = pci_channel_io_normal;
+	dev->dma_mask = 0xffffffff;
 
 	if (!strcmp(node->name, "pci")) {
 		/* a PCI-PCI bridge */
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index 8c91d9b..db15d12 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -191,10 +191,12 @@ tsb_dtlb_load:
 
 tsb_itlb_load:
 	/* Executable bit must be set.  */
-661:	andcc		%g5, _PAGE_EXEC_4U, %g0
-	.section	.sun4v_1insn_patch, "ax"
+661:	sethi		%hi(_PAGE_EXEC_4U), %g4
+	andcc		%g5, %g4, %g0
+	.section	.sun4v_2insn_patch, "ax"
 	.word		661b
 	andcc		%g5, _PAGE_EXEC_4V, %g0
+	nop
 	.previous
 
 	be,pn		%xcc, tsb_do_fault
diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
index 1994d3f..f2ad216 100644
--- a/arch/x86/include/asm/elf.h
+++ b/arch/x86/include/asm/elf.h
@@ -170,10 +170,7 @@ static inline void elf_common_init(struct thread_struct *t,
 }
 
 #define ELF_PLAT_INIT(_r, load_addr)			\
-do {							\
-	elf_common_init(&current->thread, _r, 0);	\
-	clear_thread_flag(TIF_IA32);			\
-} while (0)
+	elf_common_init(&current->thread, _r, 0)
 
 #define	COMPAT_ELF_PLAT_INIT(regs, load_addr)		\
 	elf_common_init(&current->thread, regs, __USER_DS)
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0acbcdf..af1c583 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -1344,14 +1344,6 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
 	 },
 	{
 	 .callback = force_acpi_ht,
-	 .ident = "ASUS P2B-DS",
-	 .matches = {
-		     DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
-		     DMI_MATCH(DMI_BOARD_NAME, "P2B-DS"),
-		     },
-	 },
-	{
-	 .callback = force_acpi_ht,
 	 .ident = "ASUS CUR-DLS",
 	 .matches = {
 		     DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 41a26a8..126f0b4 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -527,6 +527,7 @@ void set_personality_ia32(void)
 
 	/* Make sure to be in 32bit mode */
 	set_thread_flag(TIF_IA32);
+	current->personality |= force_personality32;
 
 	/* Prepare the first "return" to user space */
 	current_thread_info()->status |= TS_COMPAT;