Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  sparc: video drivers: add facility level
  sparc: tcx.c make tcx_init and tcx_exit static
  sparc: ffb.c make ffb_init and ffb_exit static
  sparc: cg14.c make cg14_init and cg15_exit static
  sparc: bw2.c fix bw2_exit
  sparc64: Fix accidental syscall restart on child return from clone/fork/vfork.
  sparc64: Clean up handling of pt_regs trap type encoding.
  sparc: Remove old style signal frame support.
  sparc64: Kill bogus RT_ALIGNEDSZ macro from signal.c
  sparc: sunzilog.c remove unused argument
  sparc: fix drivers/video/tcx.c warning
  sparc64: Kill unused local ISA bus layer.
  input: Rewrite sparcspkr device probing.
  sparc64: Do not ignore 'pmu' device ranges.
  sparc64: Kill ISA_FLOPPY_WORKS code.
  sparc64: Kill CONFIG_SPARC32_COMPAT
  sparc64: Cleanups and corrections for arch/sparc64/Kconfig
  sparc64: Fix wedged irq regression.

arch/sparc/kernel/process.c

@@ -357,8 +357,6 @@ void flush_thread(void)
 {
 	current_thread_info()->w_saved = 0;
 
-	/* No new signal delivery by default */
-	current->thread.new_signal = 0;
 #ifndef CONFIG_SMP
 	if(last_task_used_math == current) {
 #else

arch/sparc/kernel/sys_sparc.c

-/* $Id: sys_sparc.c,v 1.70 2001/04/14 01:12:02 davem Exp $
- * linux/arch/sparc/kernel/sys_sparc.c
+/* linux/arch/sparc/kernel/sys_sparc.c
  *
  * This file contains various random system calls that
  * have a non-standard calling sequence on the Linux/sparc
@@ -395,10 +394,8 @@ sparc_sigaction (int sig, const struct old_sigaction __user *act,
 	struct k_sigaction new_ka, old_ka;
 	int ret;
 
-	if (sig < 0) {
-		current->thread.new_signal = 1;
+	WARN_ON_ONCE(sig >= 0);
 	sig = -sig;
-	}
 
 	if (act) {
 		unsigned long mask;
@@ -446,11 +443,6 @@ sys_rt_sigaction(int sig,
 	if (sigsetsize != sizeof(sigset_t))
 		return -EINVAL;
 
-	/* All tasks which use RT signals (effectively) use
-	 * new style signals.
-	 */
-	current->thread.new_signal = 1;
-
 	if (act) {
 		new_ka.ka_restorer = restorer;
 		if (copy_from_user(&new_ka.sa, act, sizeof(*act)))

arch/sparc64/Kconfig

-# $Id: config.in,v 1.158 2002/01/24 22:14:44 davem Exp $
-# For a description of the syntax of this configuration file,
-# see the Configure script.
-#
-
-mainmenu "Linux/UltraSPARC Kernel Configuration"
+# sparc64 configuration
+mainmenu "Linux Kernel Configuration for 64-bit SPARC"
 
 config SPARC
 	bool
@@ -17,12 +13,6 @@ config SPARC64
 	default y
 	select HAVE_IDE
 	select HAVE_LMB
-	help
-	  SPARC is a family of RISC microprocessors designed and marketed by
-	  Sun Microsystems, incorporated.  This port covers the newer 64-bit
-	  UltraSPARC.  The UltraLinux project maintains both the SPARC32 and
-	  SPARC64 ports; its web page is available at
-	  <http://www.ultralinux.org/>.
 
 config GENERIC_TIME
 	bool
@@ -97,7 +87,7 @@ config SPARC64_PAGE_SIZE_8KB
 	help
 	  This lets you select the page size of the kernel.
 
-	  8KB and 64KB work quite well, since Sparc ELF sections
+	  8KB and 64KB work quite well, since SPARC ELF sections
 	  provide for up to 64KB alignment.
 
 	  Therefore, 512KB and 4MB are for expert hackers only.
@@ -138,7 +128,7 @@ config HOTPLUG_CPU
 	bool "Support for hot-pluggable CPUs"
 	depends on SMP
 	select HOTPLUG
-	---help---
+	help
 	  Say Y here to experiment with turning CPUs off and on.  CPUs
 	  can be controlled through /sys/devices/system/cpu/cpu#.
 	  Say N if you want to disable CPU hotplug.
@@ -155,23 +145,16 @@ source "kernel/time/Kconfig"
 
 config SMP
 	bool "Symmetric multi-processing support"
-	---help---
+	help
 	  This enables support for systems with more than one CPU. If you have
 	  a system with only one CPU, say N. If you have a system with more than
 	  one CPU, say Y.
 
 	  If you say N here, the kernel will run on single and multiprocessor
 	  machines, but will use only one CPU of a multiprocessor machine. If
-	  you say Y here, the kernel will run on many, but not all,
-	  singleprocessor machines. On a singleprocessor machine, the kernel
-	  will run faster if you say N here.
-
-	  People using multiprocessor machines who say Y here should also say
-	  Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
-	  Management" code will be disabled if you say Y here.
-
-	  See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
-	  available at <http://www.tldp.org/docs.html#howto>.
+	  you say Y here, the kernel will run on single-processor machines.
+	  On a single-processor machine, the kernel will run faster if you say
+	  N here.
 
 	  If you don't know what to do here, say N.
 
@@ -284,50 +267,19 @@ source "mm/Kconfig"
 
 config ISA
 	bool
-	help
-	  Find out whether you have ISA slots on your motherboard.  ISA is the
-	  name of a bus system, i.e. the way the CPU talks to the other stuff
-	  inside your box.  Other bus systems are PCI, EISA, MicroChannel
-	  (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
-	  newer boards don't support it.  If you have ISA, say Y, otherwise N.
 
 config ISAPNP
 	bool
-	help
-	  Say Y here if you would like support for ISA Plug and Play devices.
-	  Some information is in <file:Documentation/isapnp.txt>.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called isapnp.
-
-	  If unsure, say Y.
 
 config EISA
 	bool
-	---help---
-	  The Extended Industry Standard Architecture (EISA) bus was
-	  developed as an open alternative to the IBM MicroChannel bus.
-
-	  The EISA bus provided some of the features of the IBM MicroChannel
-	  bus while maintaining backward compatibility with cards made for
-	  the older ISA bus.  The EISA bus saw limited use between 1988 and
-	  1995 when it was made obsolete by the PCI bus.
-
-	  Say Y here if you are building a kernel for an EISA-based machine.
-
-	  Otherwise, say N.
 
 config MCA
 	bool
-	help
-	  MicroChannel Architecture is found in some IBM PS/2 machines and
-	  laptops.  It is a bus system similar to PCI or ISA. See
-	  <file:Documentation/mca.txt> (and especially the web page given
-	  there) before attempting to build an MCA bus kernel.
 
 config PCMCIA
 	tristate
-	---help---
+	help
 	  Say Y here if you want to attach PCMCIA- or PC-cards to your Linux
 	  computer.  These are credit-card size devices such as network cards,
 	  modems or hard drives often used with laptops computers.  There are
@@ -369,10 +321,10 @@ config PCI
 	bool "PCI support"
 	select ARCH_SUPPORTS_MSI
 	help
-	  Find out whether you have a PCI motherboard. PCI is the name of a
-	  bus system, i.e. the way the CPU talks to the other stuff inside
-	  your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
-	  VESA. If you have PCI, say Y, otherwise N.
+	  Find out whether your system includes a PCI bus. PCI is the name of
+	  a bus system, i.e. the way the CPU talks to the other stuff inside
+	  your box.  If you say Y here, the kernel will include drivers and
+	  infrastructure code to support PCI bus devices.
 
 config PCI_DOMAINS
 	def_bool PCI
@@ -396,15 +348,8 @@ menu "Executable file formats"
 
 source "fs/Kconfig.binfmt"
 
-config SPARC32_COMPAT
-	bool "Kernel support for Linux/Sparc 32bit binary compatibility"
-	help
-	  This allows you to run 32-bit binaries on your Ultra.
-	  Everybody wants this; say Y.
-
 config COMPAT
 	bool
-	depends on SPARC32_COMPAT
 	default y
 	select COMPAT_BINFMT_ELF
 
@@ -421,8 +366,8 @@ config SCHED_SMT
 	default y
 	help
 	  SMT scheduler support improves the CPU scheduler's decision making
-	  when dealing with UltraSPARC cpus at a cost of slightly increased
-	  overhead in some places. If unsure say N here.
+	  when dealing with SPARC cpus at a cost of slightly increased overhead
+	  in some places. If unsure say N here.
 
 config SCHED_MC
 	bool "Multi-core scheduler support"

arch/sparc64/defconfig

 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-numa
-# Wed Apr 23 04:49:08 2008
+# Linux kernel version: 2.6.25
+# Sat Apr 26 03:11:06 2008
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -152,7 +152,9 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_HUGETLB_PAGE_SIZE_4MB=y
 # CONFIG_HUGETLB_PAGE_SIZE_512K is not set
 # CONFIG_HUGETLB_PAGE_SIZE_64K is not set
-# CONFIG_NUMA is not set
+CONFIG_NUMA=y
+CONFIG_NODES_SHIFT=4
+CONFIG_NODES_SPAN_OTHER_NODES=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
@@ -162,12 +164,14 @@ CONFIG_SELECT_MEMORY_MODEL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
 CONFIG_SPARSEMEM_MANUAL=y
 CONFIG_SPARSEMEM=y
+CONFIG_NEED_MULTIPLE_NODES=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 # CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPARSEMEM_EXTREME=y
 CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
 CONFIG_SPARSEMEM_VMEMMAP=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_MIGRATION=y
 CONFIG_RESOURCES_64BIT=y
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=1
@@ -191,7 +195,6 @@ CONFIG_SUN_OPENPROMFS=m
 CONFIG_BINFMT_ELF=y
 CONFIG_COMPAT_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=m
-CONFIG_SPARC32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
 CONFIG_SCHED_SMT=y
@@ -746,13 +749,7 @@ CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
 # CONFIG_I2C_CHARDEV is not set
-
-#
-# I2C Algorithms
-#
 CONFIG_I2C_ALGOBIT=y
-# CONFIG_I2C_ALGOPCF is not set
-# CONFIG_I2C_ALGOPCA is not set
 
 #
 # I2C Hardware Bus support
@@ -780,6 +777,7 @@ CONFIG_I2C_ALGOBIT=y
 # CONFIG_I2C_VIA is not set
 # CONFIG_I2C_VIAPRO is not set
 # CONFIG_I2C_VOODOO3 is not set
+# CONFIG_I2C_PCA_PLATFORM is not set
 
 #
 # Miscellaneous I2C Chip support
@@ -1026,6 +1024,7 @@ CONFIG_SND_ALI5451=m
 # CONFIG_SND_AU8810 is not set
 # CONFIG_SND_AU8820 is not set
 # CONFIG_SND_AU8830 is not set
+# CONFIG_SND_AW2 is not set
 # CONFIG_SND_AZT3328 is not set
 # CONFIG_SND_BT87X is not set
 # CONFIG_SND_CA0106 is not set
@@ -1096,10 +1095,6 @@ CONFIG_SND_SUN_CS4231=m
 #
 # CONFIG_SND_SOC is not set
 
-#
-# SoC Audio support for SuperH
-#
-
 #
 # ALSA SoC audio for Freescale SOCs
 #

arch/sparc64/kernel/Makefile

@@ -15,17 +15,17 @@ obj-y		:= process.o setup.o cpu.o idprom.o \
 		   visemul.o prom.o of_device.o hvapi.o sstate.o mdesc.o
 
 obj-$(CONFIG_STACKTRACE) += stacktrace.o
-obj-$(CONFIG_PCI)	 += ebus.o isa.o pci_common.o \
+obj-$(CONFIG_PCI)	 += ebus.o pci_common.o \
 			    pci_psycho.o pci_sabre.o pci_schizo.o \
 			    pci_sun4v.o pci_sun4v_asm.o pci_fire.o
 obj-$(CONFIG_PCI_MSI)	+= pci_msi.o
 obj-$(CONFIG_SMP)	 += smp.o trampoline.o hvtramp.o
-obj-$(CONFIG_SPARC32_COMPAT) += sys32.o sys_sparc32.o signal32.o
+obj-$(CONFIG_COMPAT) += sys32.o sys_sparc32.o signal32.o
 obj-$(CONFIG_MODULES) += module.o
 obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o
 obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o
 obj-$(CONFIG_KPROBES) += kprobes.o
 obj-$(CONFIG_SUN_LDOMS) += ldc.o vio.o viohs.o ds.o
 obj-$(CONFIG_AUDIT) += audit.o
-obj-$(CONFIG_AUDIT)$(CONFIG_SPARC32_COMPAT) += compat_audit.o
+obj-$(CONFIG_AUDIT)$(CONFIG_COMPAT) += compat_audit.o
 obj-y += $(obj-yy)

arch/sparc64/kernel/audit.c

@@ -30,7 +30,7 @@ static unsigned signal_class[] = {
 
 int audit_classify_arch(int arch)
 {
-#ifdef CONFIG_SPARC32_COMPAT
+#ifdef CONFIG_COMPAT
 	if (arch == AUDIT_ARCH_SPARC)
 		return 1;
 #endif
@@ -39,7 +39,7 @@ int audit_classify_arch(int arch)
 
 int audit_classify_syscall(int abi, unsigned syscall)
 {
-#ifdef CONFIG_SPARC32_COMPAT
+#ifdef CONFIG_COMPAT
 	extern int sparc32_classify_syscall(unsigned);
 	if (abi == AUDIT_ARCH_SPARC)
 		return sparc32_classify_syscall(syscall);
@@ -60,7 +60,7 @@ int audit_classify_syscall(int abi, unsigned syscall)
 
 static int __init audit_classes_init(void)
 {
-#ifdef CONFIG_SPARC32_COMPAT
+#ifdef CONFIG_COMPAT
 	extern __u32 sparc32_dir_class[];
 	extern __u32 sparc32_write_class[];
 	extern __u32 sparc32_read_class[];

arch/sparc64/kernel/irq.c

 /* irq.c: UltraSparc IRQ handling/init/registry.
  *
- * Copyright (C) 1997, 2007  David S. Miller  (davem@davemloft.net)
+ * Copyright (C) 1997, 2007, 2008 David S. Miller (davem@davemloft.net)
  * Copyright (C) 1998  Eddie C. Dost    (ecd@skynet.be)
  * Copyright (C) 1998  Jakub Jelinek    (jj@ultra.linux.cz)
  */
@@ -308,6 +308,7 @@ static void sun4u_irq_enable(unsigned int virt_irq)
 			 IMAP_AID_SAFARI | IMAP_NID_SAFARI);
 		val |= tid | IMAP_VALID;
 		upa_writeq(val, imap);
+		upa_writeq(ICLR_IDLE, data->iclr);
 	}
 }
 

arch/sparc64/kernel/isa.c

-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/slab.h>
-#include <asm/oplib.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
-#include <asm/isa.h>
-
-struct sparc_isa_bridge *isa_chain;
-
-static void __init fatal_err(const char *reason)
-{
-	prom_printf("ISA: fatal error, %s.\n", reason);
-}
-
-static void __init report_dev(struct sparc_isa_device *isa_dev, int child)
-{
-	if (child)
-		printk(" (%s)", isa_dev->prom_node->name);
-	else
-		printk(" [%s", isa_dev->prom_node->name);
-}
-
-static void __init isa_dev_get_resource(struct sparc_isa_device *isa_dev)
-{
-	struct of_device *op = of_find_device_by_node(isa_dev->prom_node);
-
-	memcpy(&isa_dev->resource, &op->resource[0], sizeof(struct resource));
-}
-
-static void __init isa_dev_get_irq(struct sparc_isa_device *isa_dev)
-{
-	struct of_device *op = of_find_device_by_node(isa_dev->prom_node);
-
-	if (!op || !op->num_irqs) {
-		isa_dev->irq = PCI_IRQ_NONE;
-	} else {
-		isa_dev->irq = op->irqs[0];
-	}
-}
-
-static void __init isa_fill_children(struct sparc_isa_device *parent_isa_dev)
-{
-	struct device_node *dp = parent_isa_dev->prom_node->child;
-
-	if (!dp)
-		return;
-
-	printk(" ->");
-	while (dp) {
-		struct sparc_isa_device *isa_dev;
-
-		isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
-		if (!isa_dev) {
-			fatal_err("cannot allocate child isa_dev");
-			prom_halt();
-		}
-
-		/* Link it in to parent. */
-		isa_dev->next = parent_isa_dev->child;
-		parent_isa_dev->child = isa_dev;
-
-		isa_dev->bus = parent_isa_dev->bus;
-		isa_dev->prom_node = dp;
-
-		isa_dev_get_resource(isa_dev);
-		isa_dev_get_irq(isa_dev);
-
-		report_dev(isa_dev, 1);
-
-		dp = dp->sibling;
-	}
-}
-
-static void __init isa_fill_devices(struct sparc_isa_bridge *isa_br)
-{
-	struct device_node *dp = isa_br->prom_node->child;
-
-	while (dp) {
-		struct sparc_isa_device *isa_dev;
-		struct dev_archdata *sd;
-
-		isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
-		if (!isa_dev) {
-			printk(KERN_DEBUG "ISA: cannot allocate isa_dev");
-			return;
-		}
-
-		sd = &isa_dev->ofdev.dev.archdata;
-		sd->prom_node = dp;
-		sd->op = &isa_dev->ofdev;
-		sd->iommu = isa_br->ofdev.dev.parent->archdata.iommu;
-		sd->stc = isa_br->ofdev.dev.parent->archdata.stc;
-		sd->numa_node = isa_br->ofdev.dev.parent->archdata.numa_node;
-
-		isa_dev->ofdev.node = dp;
-		isa_dev->ofdev.dev.parent = &isa_br->ofdev.dev;
-		isa_dev->ofdev.dev.bus = &isa_bus_type;
-		sprintf(isa_dev->ofdev.dev.bus_id, "isa[%08x]", dp->node);
-
-		/* Register with core */
-		if (of_device_register(&isa_dev->ofdev) != 0) {
-			printk(KERN_DEBUG "isa: device registration error for %s!\n",
-			       dp->path_component_name);
-			kfree(isa_dev);
-			goto next_sibling;
-		}
-
-		/* Link it in. */
-		isa_dev->next = NULL;
-		if (isa_br->devices == NULL) {
-			isa_br->devices = isa_dev;
-		} else {
-			struct sparc_isa_device *tmp = isa_br->devices;
-
-			while (tmp->next)
-				tmp = tmp->next;
-
-			tmp->next = isa_dev;
-		}
-
-		isa_dev->bus = isa_br;
-		isa_dev->prom_node = dp;
-
-		isa_dev_get_resource(isa_dev);
-		isa_dev_get_irq(isa_dev);
-
-		report_dev(isa_dev, 0);
-
-		isa_fill_children(isa_dev);
-
-		printk("]");
-
-	next_sibling:
-		dp = dp->sibling;
-	}
-}
-
-void __init isa_init(void)
-{
-	struct pci_dev *pdev;
-	unsigned short vendor, device;
-	int index = 0;
-
-	vendor = PCI_VENDOR_ID_AL;
-	device = PCI_DEVICE_ID_AL_M1533;
-
-	pdev = NULL;
-	while ((pdev = pci_get_device(vendor, device, pdev)) != NULL) {
-		struct sparc_isa_bridge *isa_br;
-		struct device_node *dp;
-
-		dp = pci_device_to_OF_node(pdev);
-
-		isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);
-		if (!isa_br) {
-			printk(KERN_DEBUG "isa: cannot allocate sparc_isa_bridge");
-			pci_dev_put(pdev);
-			return;
-		}
-
-		isa_br->ofdev.node = dp;
-		isa_br->ofdev.dev.parent = &pdev->dev;
-		isa_br->ofdev.dev.bus = &isa_bus_type;
-		sprintf(isa_br->ofdev.dev.bus_id, "isa%d", index);
-
-		/* Register with core */
-		if (of_device_register(&isa_br->ofdev) != 0) {
-			printk(KERN_DEBUG "isa: device registration error for %s!\n",
-			       dp->path_component_name);
-			kfree(isa_br);
-			pci_dev_put(pdev);
-			return;
-		}
-
-		/* Link it in. */
-		isa_br->next = isa_chain;
-		isa_chain = isa_br;
-
-		isa_br->self = pdev;
-		isa_br->index = index++;
-		isa_br->prom_node = dp;
-
-		printk("isa%d:", isa_br->index);
-
-		isa_fill_devices(isa_br);
-
-		printk("\n");
-	}
-}

arch/sparc64/kernel/of_device.c

@@ -412,12 +412,6 @@ static int __init build_one_resource(struct device_node *parent,
 
 static int __init use_1to1_mapping(struct device_node *pp)
 {
-	/* If this is on the PMU bus, don't try to translate it even
-	 * if a ranges property exists.
-	 */
-	if (!strcmp(pp->name, "pmu"))
-		return 1;
-
 	/* If we have a ranges property in the parent, use it.  */
 	if (of_find_property(pp, "ranges", NULL) != NULL)
 		return 0;

arch/sparc64/kernel/pci.c

@@ -23,7 +23,6 @@
 #include <asm/pgtable.h>
 #include <asm/irq.h>
 #include <asm/ebus.h>
-#include <asm/isa.h>
 #include <asm/prom.h>
 #include <asm/apb.h>
 
@@ -885,7 +884,6 @@ static int __init pcibios_init(void)
 
 	pci_scan_each_controller_bus();
 
-	isa_init();
 	ebus_init();
 	power_init();
 

arch/sparc64/kernel/process.c

-/*  $Id: process.c,v 1.131 2002/02/09 19:49:30 davem Exp $
- *  arch/sparc64/kernel/process.c
+/*  arch/sparc64/kernel/process.c
  *
  *  Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu)
  *  Copyright (C) 1996       Eddie C. Dost   (ecd@skynet.be)
@@ -368,9 +367,6 @@ void flush_thread(void)
 	
 	if (get_thread_current_ds() != ASI_AIUS)
 		set_fs(USER_DS);
-
-	/* Init new signal delivery disposition. */
-	clear_thread_flag(TIF_NEWSIGNALS);
 }
 
 /* It's a bit more tricky when 64-bit tasks are involved... */
@@ -595,6 +591,12 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
 	if (clone_flags & CLONE_SETTLS)
 		t->kregs->u_regs[UREG_G7] = regs->u_regs[UREG_I3];
 
+	/* We do not want to accidently trigger system call restart
+	 * handling in the new thread.  Therefore, clear out the trap
+	 * type, which will make pt_regs_regs_is_syscall() return false.
+	 */
+	pt_regs_clear_trap_type(t->kregs);
+
 	return 0;
 }
 

arch/sparc64/kernel/signal.c

@@ -8,7 +8,7 @@
  *  Copyright (C) 1997,1998 Jakub Jelinek   (jj@sunsite.mff.cuni.cz)
  */
 
-#ifdef CONFIG_SPARC32_COMPAT
+#ifdef CONFIG_COMPAT
 #include <linux/compat.h>	/* for compat_old_sigset_t */
 #endif
 #include <linux/sched.h>
@@ -236,9 +236,6 @@ struct rt_signal_frame {
 	__siginfo_fpu_t		fpu_state;
 };
 
-/* Align macros */
-#define RT_ALIGNEDSZ  (((sizeof(struct rt_signal_frame) + 7) & (~7)))
-
 static long _sigpause_common(old_sigset_t set)
 {
 	set &= _BLOCKABLE;
@@ -400,7 +397,7 @@ setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
 	synchronize_user_stack();
 	save_and_clear_fpu();
 	
-	sigframe_size = RT_ALIGNEDSZ;
+	sigframe_size = sizeof(struct rt_signal_frame);
 	if (!(current_thread_info()->fpsaved[0] & FPRS_FEF))
 		sigframe_size -= sizeof(__siginfo_fpu_t);
 
@@ -516,11 +513,10 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
 	struct k_sigaction ka;
 	sigset_t *oldset;
 	siginfo_t info;
-	int signr, tt;
+	int signr;
 	
-	tt = regs->magic & 0x1ff;
-	if (tt == 0x110 || tt == 0x111 || tt == 0x16d) {
-		regs->magic &= ~0x1ff;
+	if (pt_regs_is_syscall(regs)) {
+		pt_regs_clear_trap_type(regs);
 		cookie.restart_syscall = 1;
 	} else
 		cookie.restart_syscall = 0;
@@ -531,7 +527,7 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
 	else
 		oldset = &current->blocked;
 
-#ifdef CONFIG_SPARC32_COMPAT
+#ifdef CONFIG_COMPAT
 	if (test_thread_flag(TIF_32BIT)) {
 		extern void do_signal32(sigset_t *, struct pt_regs *,
 					struct signal_deliver_cookie *);

arch/sparc64/kernel/sparc64_ksyms.c

@@ -49,7 +49,6 @@
 #endif
 #ifdef CONFIG_PCI
 #include <asm/ebus.h>
-#include <asm/isa.h>
 #endif
 #include <asm/ns87303.h>
 #include <asm/timer.h>
@@ -187,7 +186,6 @@ EXPORT_SYMBOL(insw);
 EXPORT_SYMBOL(insl);
 #ifdef CONFIG_PCI
 EXPORT_SYMBOL(ebus_chain);
-EXPORT_SYMBOL(isa_chain);
 EXPORT_SYMBOL(pci_alloc_consistent);
 EXPORT_SYMBOL(pci_free_consistent);
 EXPORT_SYMBOL(pci_map_single);

arch/sparc64/kernel/sys_sparc32.c

@@ -554,10 +554,8 @@ asmlinkage long compat_sys_sigaction(int sig, struct old_sigaction32 __user *act
         struct k_sigaction new_ka, old_ka;
         int ret;
 
-	if (sig < 0) {
-		set_thread_flag(TIF_NEWSIGNALS);
+	WARN_ON_ONCE(sig >= 0);
 	sig = -sig;
-	}
 
         if (act) {
 		compat_old_sigset_t mask;
@@ -601,11 +599,6 @@ asmlinkage long compat_sys_rt_sigaction(int sig,
         if (sigsetsize != sizeof(compat_sigset_t))
                 return -EINVAL;
 
-	/* All tasks which use RT signals (effectively) use
-	 * new style signals.
-	 */
-	set_thread_flag(TIF_NEWSIGNALS);
-
         if (act) {
 		u32 u_handler, u_restorer;
 

drivers/serial/sunzilog.c

@@ -1231,7 +1231,7 @@ static inline struct console *SUNZILOG_CONSOLE(void)
 #define SUNZILOG_CONSOLE()	(NULL)
 #endif
 
-static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channel)
+static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up)
 {
 	int baud, brg;
 
@@ -1305,7 +1305,7 @@ static void __devinit sunzilog_init_hw(struct uart_sunzilog_port *up)
 		up->curregs[R7] = 0x7E; /* SDLC Flag    */
 		up->curregs[R9] = NV;
 		up->curregs[R7p] = 0x00;
-		sunzilog_init_kbdms(up, up->port.line);
+		sunzilog_init_kbdms(up);
 		/* Only enable interrupts if an ISR handler available */
 		if (up->flags & SUNZILOG_FLAG_ISR_HANDLER)
 			up->curregs[R9] |= MIE;

drivers/video/bw2.c

@@ -339,7 +339,7 @@ static int __devinit bw2_probe(struct of_device *op, const struct of_device_id *
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: bwtwo at %lx:%lx\n",
+	printk(KERN_INFO "%s: bwtwo at %lx:%lx\n",
 	       dp->full_name, par->which_io, par->physbase);
 
 	return 0;
@@ -399,10 +399,9 @@ static int __init bw2_init(void)
 
 static void __exit bw2_exit(void)
 {
-	return of_unregister_driver(&bw2_driver);
+	of_unregister_driver(&bw2_driver);
 }
 
-
 module_init(bw2_init);
 module_exit(bw2_exit);
 

drivers/video/cg14.c

@@ -556,7 +556,7 @@ static int __devinit cg14_probe(struct of_device *op, const struct of_device_id
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: cgfourteen at %lx:%lx, %dMB\n",
+	printk(KERN_INFO "%s: cgfourteen at %lx:%lx, %dMB\n",
 	       dp->full_name,
 	       par->iospace, par->physbase,
 	       par->ramsize >> 20);
@@ -605,7 +605,7 @@ static struct of_platform_driver cg14_driver = {
 	.remove		= __devexit_p(cg14_remove),
 };
 
-int __init cg14_init(void)
+static int __init cg14_init(void)
 {
 	if (fb_get_options("cg14fb", NULL))
 		return -ENODEV;
@@ -613,7 +613,7 @@ int __init cg14_init(void)
 	return of_register_driver(&cg14_driver, &of_bus_type);
 }
 
-void __exit cg14_exit(void)
+static void __exit cg14_exit(void)
 {
 	of_unregister_driver(&cg14_driver);
 }

drivers/video/cg3.c

@@ -419,7 +419,7 @@ static int __devinit cg3_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: cg3 at %lx:%lx\n",
+	printk(KERN_INFO "%s: cg3 at %lx:%lx\n",
 	       dp->full_name, par->which_io, par->physbase);
 
 	return 0;

drivers/video/cg6.c

@@ -781,7 +781,7 @@ static int __devinit cg6_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: CGsix [%s] at %lx:%lx\n",
+	printk(KERN_INFO "%s: CGsix [%s] at %lx:%lx\n",
 	       dp->full_name, info->fix.id,
 	       par->which_io, par->physbase);
 

drivers/video/ffb.c

@@ -32,7 +32,6 @@
 static int ffb_setcolreg(unsigned, unsigned, unsigned, unsigned,
 			 unsigned, struct fb_info *);
 static int ffb_blank(int, struct fb_info *);
-static void ffb_init_fix(struct fb_info *);
 
 static void ffb_imageblit(struct fb_info *, const struct fb_image *);
 static void ffb_fillrect(struct fb_info *, const struct fb_fillrect *);
@@ -1001,7 +1000,7 @@ static int __devinit ffb_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: %s at %016lx, type %d, "
+	printk(KERN_INFO "%s: %s at %016lx, type %d, "
 	       "DAC pnum[%x] rev[%d] manuf_rev[%d]\n",
 	       dp->full_name,
 	       ((par->flags & FFB_FLAG_AFB) ? "AFB" : "FFB"),
@@ -1062,7 +1061,7 @@ static struct of_platform_driver ffb_driver = {
 	.remove		= __devexit_p(ffb_remove),
 };
 
-int __init ffb_init(void)
+static int __init ffb_init(void)
 {
 	if (fb_get_options("ffb", NULL))
 		return -ENODEV;
@@ -1070,7 +1069,7 @@ int __init ffb_init(void)
 	return of_register_driver(&ffb_driver, &of_bus_type);
 }
 
-void __exit ffb_exit(void)
+static void __exit ffb_exit(void)
 {
 	of_unregister_driver(&ffb_driver);
 }

drivers/video/leo.c

@@ -614,7 +614,7 @@ static int __devinit leo_probe(struct of_device *op, const struct of_device_id *
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: leo at %lx:%lx\n",
+	printk(KERN_INFO "%s: leo at %lx:%lx\n",
 	       dp->full_name,
 	       par->which_io, par->physbase);
 

drivers/video/p9100.c

@@ -310,7 +310,7 @@ static int __devinit p9100_probe(struct of_device *op, const struct of_device_id
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: p9100 at %lx:%lx\n",
+	printk(KERN_INFO "%s: p9100 at %lx:%lx\n",
 	       dp->full_name,
 	       par->which_io, par->physbase);
 

drivers/video/tcx.c

@@ -419,7 +419,7 @@ static int __devinit tcx_init_one(struct of_device *op)
 		par->mmap_map[6].size = SBUS_MMAP_EMPTY;
 	}
 
-	par->physbase = 0;
+	par->physbase = op->resource[0].start;
 	par->which_io = op->resource[0].flags & IORESOURCE_BITS;
 
 	for (i = 0; i < TCX_MMAP_ENTRIES; i++) {
@@ -470,10 +470,10 @@ static int __devinit tcx_init_one(struct of_device *op)
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: TCX at %lx:%lx, %s\n",
+	printk(KERN_INFO "%s: TCX at %lx:%lx, %s\n",
 	       dp->full_name,
 	       par->which_io,
-	       op->resource[0].start,
+	       par->physbase,
 	       par->lowdepth ? "8-bit only" : "24-bit depth");
 
 	return 0;
@@ -527,7 +527,7 @@ static struct of_platform_driver tcx_driver = {
 	.remove		= __devexit_p(tcx_remove),
 };
 
-int __init tcx_init(void)
+static int __init tcx_init(void)
 {
 	if (fb_get_options("tcxfb", NULL))
 		return -ENODEV;
@@ -535,7 +535,7 @@ int __init tcx_init(void)
 	return of_register_driver(&tcx_driver, &of_bus_type);
 }
 
-void __exit tcx_exit(void)
+static void __exit tcx_exit(void)
 {
 	of_unregister_driver(&tcx_driver);
 }

include/asm-sparc/processor.h

-/* $Id: processor.h,v 1.83 2001/10/08 09:32:13 davem Exp $
- * include/asm-sparc/processor.h
+/* include/asm-sparc/processor.h
  *
  * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu)
  */
@@ -65,7 +64,6 @@ struct thread_struct {
 	struct fpq	fpqueue[16];
 	unsigned long flags;
 	mm_segment_t current_ds;
-	int new_signal;
 };
 
 #define SPARC_FLAG_KTHREAD      0x1    /* task is a kernel thread */

include/asm-sparc64/floppy.h

@@ -293,7 +293,6 @@ static int sun_fd_eject(int drive)
 
 #ifdef CONFIG_PCI
 #include <asm/ebus.h>
-#include <asm/isa.h>
 #include <asm/ns87303.h>
 
 static struct ebus_dma_info sun_pci_fd_ebus_dma;
@@ -558,82 +557,6 @@ static int __init ebus_fdthree_p(struct linux_ebus_device *edev)
 }
 #endif
 
-#ifdef CONFIG_PCI
-#undef ISA_FLOPPY_WORKS
-
-#ifdef ISA_FLOPPY_WORKS
-static unsigned long __init isa_floppy_init(void)
-{
-	struct sparc_isa_bridge *isa_br;
-	struct sparc_isa_device *isa_dev = NULL;
-
-	for_each_isa(isa_br) {
-		for_each_isadev(isa_dev, isa_br) {
-			if (!strcmp(isa_dev->prom_node->name, "dma")) {
-				struct sparc_isa_device *child =
-					isa_dev->child;
-
-				while (child) {
-					if (!strcmp(child->prom_node->name,
-						    "floppy")) {
-						isa_dev = child;
-						goto isa_done;
-					}
-					child = child->next;
-				}
-			}
-		}
-	}
-isa_done:
-	if (!isa_dev)
-		return 0;
-
-	/* We could use DMA on devices behind the ISA bridge, but...
-	 *
-	 * There is a slight problem.  Normally on x86 kit the x86 processor
-	 * delays I/O port instructions when the ISA bus "dma in progress"
-	 * signal is active.  Well, sparc64 systems do not monitor this
-	 * signal thus we would need to block all I/O port accesses in software
-	 * when a dma transfer is active for some device.
-	 */
-
-	sun_fdc = (struct sun_flpy_controller *)isa_dev->resource.start;
-	FLOPPY_IRQ = isa_dev->irq;
-
-	sun_fdops.fd_inb = sun_pci_fd_inb;
-	sun_fdops.fd_outb = sun_pci_fd_outb;
-
-	can_use_virtual_dma = use_virtual_dma = 1;
-	sun_fdops.fd_enable_dma = sun_fd_enable_dma;
-	sun_fdops.fd_disable_dma = sun_fd_disable_dma;
-	sun_fdops.fd_set_dma_mode = sun_fd_set_dma_mode;
-	sun_fdops.fd_set_dma_addr = sun_fd_set_dma_addr;
-	sun_fdops.fd_set_dma_count = sun_fd_set_dma_count;
-	sun_fdops.get_dma_residue = sun_get_dma_residue;
-
-	sun_fdops.fd_request_irq = sun_fd_request_irq;
-	sun_fdops.fd_free_irq = sun_fd_free_irq;
-
-	/* Floppy eject is manual.   Actually, could determine this
-	 * via presence of 'manual' property in OBP node.
-	 */
-	sun_fdops.fd_eject = sun_pci_fd_eject;
-
-        fdc_status = (unsigned long) &sun_fdc->status_82077;
-
-	allowed_drive_mask = 0;
-	sun_floppy_types[0] = 0;
-	sun_floppy_types[1] = 4;
-
-	sun_pci_broken_drive = 1;
-	sun_fdops.fd_outb = sun_pci_fd_broken_outb;
-
-	return sun_floppy_types[0];
-}
-#endif /* ISA_FLOPPY_WORKS */
-
-#endif
-
 static unsigned long __init sun_floppy_init(void)
 {
 	char state[128];
@@ -667,13 +590,8 @@ static unsigned long __init sun_floppy_init(void)
 			}
 		}
 	ebus_done:
-		if (!edev) {
-#ifdef ISA_FLOPPY_WORKS
-			return isa_floppy_init();
-#else
+		if (!edev)
 			return 0;
-#endif
-		}
 
 		state_prop = of_get_property(edev->prom_node, "status", NULL);
 		if (state_prop && !strncmp(state_prop, "disabled", 8))

include/asm-sparc64/isa.h

-/* $Id: isa.h,v 1.1 2001/05/11 04:31:55 davem Exp $
- * isa.h: Sparc64 layer for PCI to ISA bridge devices.
- *
- * Copyright (C) 2001 David S. Miller (davem@redhat.com)
- */
-
-#ifndef __SPARC64_ISA_H
-#define __SPARC64_ISA_H
-
-#include <asm/oplib.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
-
-struct sparc_isa_bridge;
-
-struct sparc_isa_device {
-	struct of_device	ofdev;
-	struct sparc_isa_device	*next;
-	struct sparc_isa_device	*child;
-	struct sparc_isa_bridge	*bus;
-	struct device_node	*prom_node;
-	struct resource		resource;
-	unsigned int		irq;
-};
-#define to_isa_device(d) container_of(d, struct sparc_isa_device, ofdev.dev)
-
-struct sparc_isa_bridge {
-	struct of_device	ofdev;
-	struct sparc_isa_bridge	*next;
-	struct sparc_isa_device	*devices;
-	struct pci_dev		*self;
-	int			index;
-	struct device_node	*prom_node;
-};
-#define to_isa_bridge(d) container_of(d, struct sparc_isa_bridge, ofdev.dev)
-
-extern struct sparc_isa_bridge	*isa_chain;
-
-extern void isa_init(void);
-
-#define for_each_isa(bus)						\
-        for((bus) = isa_chain; (bus); (bus) = (bus)->next)
-
-#define for_each_isadev(dev, bus)					\
-        for((dev) = (bus)->devices; (dev); (dev) = (dev)->next)
-
-#endif /* !(__SPARC64_ISA_H) */

include/asm-sparc64/ptrace.h

-/* $Id: ptrace.h,v 1.14 2002/02/09 19:49:32 davem Exp $ */
 #ifndef _SPARC64_PTRACE_H
 #define _SPARC64_PTRACE_H
 
@@ -8,10 +7,15 @@
  * stack during a system call and basically all traps.
  */
 
+/* This magic value must have the low 9 bits clear,
+ * as that is where we encode the %tt value, see below.
+ */
 #define PT_REGS_MAGIC 0x57ac6c00
 
 #ifndef __ASSEMBLY__
 
+#include <linux/types.h>
+
 struct pt_regs {
 	unsigned long u_regs[16]; /* globals and ins */
 	unsigned long tstate;
@@ -33,6 +37,23 @@ struct pt_regs {
 	unsigned int magic;
 };
 
+static inline int pt_regs_trap_type(struct pt_regs *regs)
+{
+	return regs->magic & 0x1ff;
+}
+
+static inline int pt_regs_clear_trap_type(struct pt_regs *regs)
+{
+	return regs->magic &= ~0x1ff;
+}
+
+static inline bool pt_regs_is_syscall(struct pt_regs *regs)
+{
+	int tt = pt_regs_trap_type(regs);
+
+	return (tt == 0x110 || tt == 0x111 || tt == 0x16d);
+}
+
 struct pt_regs32 {
 	unsigned int psr;
 	unsigned int pc;

include/asm-sparc64/thread_info.h

-/* $Id: thread_info.h,v 1.1 2002/02/10 00:00:58 davem Exp $
- * thread_info.h: sparc64 low-level thread information
+/* thread_info.h: sparc64 low-level thread information
  *
  * Copyright (C) 2002  David S. Miller (davem@redhat.com)
  */
@@ -223,7 +222,7 @@ register struct thread_info *current_thread_info_reg asm("g6");
 #define TIF_NEED_RESCHED	3	/* rescheduling necessary */
 #define TIF_PERFCTR		4	/* performance counters active */
 #define TIF_UNALIGNED		5	/* allowed to do unaligned accesses */
-#define TIF_NEWSIGNALS		6	/* wants new-style signals */
+/* flag bit 6 is available */
 #define TIF_32BIT		7	/* 32-bit binary */
 /* flag bit 8 is available */
 #define TIF_SECCOMP		9	/* secure computing */
@@ -242,7 +241,6 @@ register struct thread_info *current_thread_info_reg asm("g6");
 #define _TIF_NEED_RESCHED	(1<<TIF_NEED_RESCHED)
 #define _TIF_PERFCTR		(1<<TIF_PERFCTR)
 #define _TIF_UNALIGNED		(1<<TIF_UNALIGNED)
-#define _TIF_NEWSIGNALS		(1<<TIF_NEWSIGNALS)
 #define _TIF_32BIT		(1<<TIF_32BIT)
 #define _TIF_SECCOMP		(1<<TIF_SECCOMP)
 #define _TIF_SYSCALL_AUDIT	(1<<TIF_SYSCALL_AUDIT)

init/Kconfig

@@ -517,7 +517,7 @@ menuconfig EMBEDDED
 
 config UID16
 	bool "Enable 16-bit UID system calls" if EMBEDDED
-	depends on ARM || BLACKFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION)
+	depends on ARM || BLACKFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && COMPAT) || UML || (X86_64 && IA32_EMULATION)
 	default y
 	help
 	  This enables the legacy 16-bit UID syscall wrappers.