diff --git a/[refs] b/[refs]
index e4fef3b69236..5115b29e7d62 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d8612417b2f78767b96ca434b50d23e5cdfcde07
+refs/heads/master: ce29a1f8bd99aac409904b4ca4fd700e67802556
diff --git a/trunk/arch/i386/boot/pm.c b/trunk/arch/i386/boot/pm.c
index 6be9ca811d17..09fb342cc62e 100644
--- a/trunk/arch/i386/boot/pm.c
+++ b/trunk/arch/i386/boot/pm.c
@@ -122,7 +122,11 @@ static void setup_gdt(void)
 		/* DS: data, read/write, 4 GB, base 0 */
 		[GDT_ENTRY_BOOT_DS] = GDT_ENTRY(0xc093, 0, 0xfffff),
 	};
-	struct gdt_ptr gdt;
+	/* Xen HVM incorrectly stores a pointer to the gdt_ptr, instead
+	   of the gdt_ptr contents.  Thus, make it static so it will
+	   stay in memory, at least long enough that we switch to the
+	   proper kernel GDT. */
+	static struct gdt_ptr gdt;
 
 	gdt.len = sizeof(boot_gdt)-1;
 	gdt.ptr = (u32)&boot_gdt + (ds() << 4);
diff --git a/trunk/arch/ia64/hp/sim/hpsim_console.c b/trunk/arch/ia64/hp/sim/hpsim_console.c
index 01663bc42b1a..6e149c8ab835 100644
--- a/trunk/arch/ia64/hp/sim/hpsim_console.c
+++ b/trunk/arch/ia64/hp/sim/hpsim_console.c
@@ -21,7 +21,6 @@
 #include <asm/machvec.h>
 #include <asm/pgtable.h>
 #include <asm/sal.h>
-#include <asm/hpsim.h>
 
 #include "hpsim_ssc.h"
 
@@ -29,7 +28,7 @@ static int simcons_init (struct console *, char *);
 static void simcons_write (struct console *, const char *, unsigned);
 static struct tty_driver *simcons_console_device (struct console *, int *);
 
-static struct console hpsim_cons = {
+struct console hpsim_cons = {
 	.name =		"simcons",
 	.write =	simcons_write,
 	.device =	simcons_console_device,
@@ -59,18 +58,7 @@ simcons_write (struct console *cons, const char *buf, unsigned count)
 
 static struct tty_driver *simcons_console_device (struct console *c, int *index)
 {
+	extern struct tty_driver *hp_simserial_driver;
 	*index = c->index;
 	return hp_simserial_driver;
 }
-
-int simcons_register(void)
-{
-	if (!ia64_platform_is("hpsim"))
-		return 1;
-
-	if (hpsim_cons.flags & CON_ENABLED)
-		return 1;
-
-	register_console(&hpsim_cons);
-	return 0;
-}
diff --git a/trunk/arch/ia64/hp/sim/hpsim_setup.c b/trunk/arch/ia64/hp/sim/hpsim_setup.c
index f629e903ebc7..f2297192a582 100644
--- a/trunk/arch/ia64/hp/sim/hpsim_setup.c
+++ b/trunk/arch/ia64/hp/sim/hpsim_setup.c
@@ -21,7 +21,6 @@
 #include <asm/machvec.h>
 #include <asm/pgtable.h>
 #include <asm/sal.h>
-#include <asm/hpsim.h>
 
 #include "hpsim_ssc.h"
 
@@ -42,5 +41,11 @@ hpsim_setup (char **cmdline_p)
 {
 	ROOT_DEV = Root_SDA1;		/* default to first SCSI drive */
 
-	simcons_register();
+#ifdef CONFIG_HP_SIMSERIAL_CONSOLE
+	{
+		extern struct console hpsim_cons;
+		if (ia64_platform_is("hpsim"))
+			register_console(&hpsim_cons);
+	}
+#endif
 }
diff --git a/trunk/arch/ia64/hp/sim/simeth.c b/trunk/arch/ia64/hp/sim/simeth.c
index 4017696ada63..f26077a773d5 100644
--- a/trunk/arch/ia64/hp/sim/simeth.c
+++ b/trunk/arch/ia64/hp/sim/simeth.c
@@ -22,9 +22,6 @@
 #include <linux/bitops.h>
 #include <asm/system.h>
 #include <asm/irq.h>
-#include <asm/hpsim.h>
-
-#include "hpsim_ssc.h"
 
 #define SIMETH_RECV_MAX	10
 
@@ -38,6 +35,12 @@
 #define SIMETH_FRAME_SIZE	ETH_FRAME_LEN
 
 
+#define SSC_NETDEV_PROBE		100
+#define SSC_NETDEV_SEND			101
+#define SSC_NETDEV_RECV			102
+#define SSC_NETDEV_ATTACH		103
+#define SSC_NETDEV_DETACH		104
+
 #define NETWORK_INTR			8
 
 struct simeth_local {
@@ -121,6 +124,9 @@ simeth_probe (void)
 	return r;
 }
 
+extern long ia64_ssc (long, long, long, long, int);
+extern void ia64_ssc_connect_irq (long intr, long irq);
+
 static inline int
 netdev_probe(char *name, unsigned char *ether)
 {
diff --git a/trunk/arch/ia64/hp/sim/simscsi.c b/trunk/arch/ia64/hp/sim/simscsi.c
index 4552a1cf5b33..e62694f8ef75 100644
--- a/trunk/arch/ia64/hp/sim/simscsi.c
+++ b/trunk/arch/ia64/hp/sim/simscsi.c
@@ -14,7 +14,6 @@
 #include <linux/kernel.h>
 #include <linux/timer.h>
 #include <asm/irq.h>
-#include "hpsim_ssc.h"
 
 #include <scsi/scsi.h>
 #include <scsi/scsi_cmnd.h>
@@ -60,6 +59,8 @@ struct disk_stat {
 	unsigned count;
 };
 
+extern long ia64_ssc (long arg0, long arg1, long arg2, long arg3, int nr);
+
 static int desc[16] = {
 	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
 };
diff --git a/trunk/arch/ia64/kernel/irq_ia64.c b/trunk/arch/ia64/kernel/irq_ia64.c
index 00a4599e5f47..c47c8acc96e3 100644
--- a/trunk/arch/ia64/kernel/irq_ia64.c
+++ b/trunk/arch/ia64/kernel/irq_ia64.c
@@ -82,7 +82,7 @@ struct irq_cfg irq_cfg[NR_IRQS] __read_mostly = {
 };
 
 DEFINE_PER_CPU(int[IA64_NUM_VECTORS], vector_irq) = {
-	[0 ... IA64_NUM_VECTORS - 1] = -1
+	[0 ... IA64_NUM_VECTORS - 1] = IA64_SPURIOUS_INT_VECTOR
 };
 
 static cpumask_t vector_table[IA64_NUM_VECTORS] = {
@@ -179,7 +179,7 @@ static void __clear_irq_vector(int irq)
 	domain = cfg->domain;
 	cpus_and(mask, cfg->domain, cpu_online_map);
 	for_each_cpu_mask(cpu, mask)
-		per_cpu(vector_irq, cpu)[vector] = -1;
+		per_cpu(vector_irq, cpu)[vector] = IA64_SPURIOUS_INT_VECTOR;
 	cfg->vector = IRQ_VECTOR_UNASSIGNED;
 	cfg->domain = CPU_MASK_NONE;
 	irq_status[irq] = IRQ_UNUSED;
@@ -249,7 +249,7 @@ void __setup_vector_irq(int cpu)
 
 	/* Clear vector_irq */
 	for (vector = 0; vector < IA64_NUM_VECTORS; ++vector)
-		per_cpu(vector_irq, cpu)[vector] = -1;
+		per_cpu(vector_irq, cpu)[vector] = IA64_SPURIOUS_INT_VECTOR;
 	/* Mark the inuse vectors */
 	for (irq = 0; irq < NR_IRQS; ++irq) {
 		if (!cpu_isset(cpu, irq_cfg[irq].domain))
@@ -432,18 +432,10 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 		} else if (unlikely(IS_RESCHEDULE(vector)))
 			kstat_this_cpu.irqs[vector]++;
 		else {
-			int irq = local_vector_to_irq(vector);
-
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
 
-			if (unlikely(irq < 0)) {
-				printk(KERN_ERR "%s: Unexpected interrupt "
-				       "vector %d on CPU %d is not mapped "
-				       "to any IRQ!\n", __FUNCTION__, vector,
-				       smp_processor_id());
-			} else
-				generic_handle_irq(irq);
+			generic_handle_irq(local_vector_to_irq(vector));
 
 			/*
 			 * Disable interrupts and send EOI:
@@ -491,7 +483,6 @@ void ia64_process_pending_intr(void)
 			kstat_this_cpu.irqs[vector]++;
 		else {
 			struct pt_regs *old_regs = set_irq_regs(NULL);
-			int irq = local_vector_to_irq(vector);
 
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
@@ -502,15 +493,8 @@ void ia64_process_pending_intr(void)
 			 * it will work. I hope it works!.
 			 * Probably could shared code.
 			 */
-			if (unlikely(irq < 0)) {
-				printk(KERN_ERR "%s: Unexpected interrupt "
-				       "vector %d on CPU %d not being mapped "
-				       "to any IRQ!!\n", __FUNCTION__, vector,
-				       smp_processor_id());
-			} else {
-				vectors_in_migration[irq]=0;
-				generic_handle_irq(irq);
-			}
+			vectors_in_migration[local_vector_to_irq(vector)]=0;
+			generic_handle_irq(local_vector_to_irq(vector));
 			set_irq_regs(old_regs);
 
 			/*
diff --git a/trunk/arch/ia64/kernel/setup.c b/trunk/arch/ia64/kernel/setup.c
index 9e392a30d197..407efea04bf5 100644
--- a/trunk/arch/ia64/kernel/setup.c
+++ b/trunk/arch/ia64/kernel/setup.c
@@ -60,7 +60,6 @@
 #include <asm/smp.h>
 #include <asm/system.h>
 #include <asm/unistd.h>
-#include <asm/hpsim.h>
 
 #if defined(CONFIG_SMP) && (IA64_CPU_SIZE > PAGE_SIZE)
 # error "struct cpuinfo_ia64 too big!"
@@ -390,8 +389,13 @@ early_console_setup (char *cmdline)
 	if (!efi_setup_pcdp_console(cmdline))
 		earlycons++;
 #endif
-	if (!simcons_register())
+#ifdef CONFIG_HP_SIMSERIAL_CONSOLE
+	{
+		extern struct console hpsim_cons;
+		register_console(&hpsim_cons);
 		earlycons++;
+	}
+#endif
 
 	return (earlycons) ? 0 : -1;
 }
@@ -956,11 +960,6 @@ cpu_init (void)
 
 	/* clear TPR & XTP to enable all interrupt classes: */
 	ia64_setreg(_IA64_REG_CR_TPR, 0);
-
-	/* Clear any pending interrupts left by SAL/EFI */
-	while (ia64_get_ivr() != IA64_SPURIOUS_INT_VECTOR)
-		ia64_eoi();
-
 #ifdef CONFIG_SMP
 	normal_xtp();
 #endif
diff --git a/trunk/arch/ia64/kernel/smpboot.c b/trunk/arch/ia64/kernel/smpboot.c
index 308772f7cddc..62209dcf06d3 100644
--- a/trunk/arch/ia64/kernel/smpboot.c
+++ b/trunk/arch/ia64/kernel/smpboot.c
@@ -58,7 +58,6 @@
 #include <asm/system.h>
 #include <asm/tlbflush.h>
 #include <asm/unistd.h>
-#include <asm/sn/arch.h>
 
 #define SMP_DEBUG 0
 
@@ -731,11 +730,6 @@ int __cpu_disable(void)
 		return (-EBUSY);
 	}
 
-	if (ia64_platform_is("sn2")) {
-		if (!sn_cpu_disable_allowed(cpu))
-			return -EBUSY;
-	}
-
 	cpu_clear(cpu, cpu_online_map);
 
 	if (migrate_platform_irqs(cpu)) {
diff --git a/trunk/arch/ia64/mm/contig.c b/trunk/arch/ia64/mm/contig.c
index d3c538be466c..7ac8592a35b6 100644
--- a/trunk/arch/ia64/mm/contig.c
+++ b/trunk/arch/ia64/mm/contig.c
@@ -17,7 +17,6 @@
 #include <linux/bootmem.h>
 #include <linux/efi.h>
 #include <linux/mm.h>
-#include <linux/nmi.h>
 #include <linux/swap.h>
 
 #include <asm/meminit.h>
@@ -57,8 +56,6 @@ void show_mem(void)
 		present = pgdat->node_present_pages;
 		for(i = 0; i < pgdat->node_spanned_pages; i++) {
 			struct page *page;
-			if (unlikely(i % MAX_ORDER_NR_PAGES == 0))
-				touch_nmi_watchdog();
 			if (pfn_valid(pgdat->node_start_pfn + i))
 				page = pfn_to_page(pgdat->node_start_pfn + i);
 			else {
diff --git a/trunk/arch/ia64/mm/discontig.c b/trunk/arch/ia64/mm/discontig.c
index 0d34585058c8..0dbf0e81f8c0 100644
--- a/trunk/arch/ia64/mm/discontig.c
+++ b/trunk/arch/ia64/mm/discontig.c
@@ -16,7 +16,6 @@
 
 #include <linux/kernel.h>
 #include <linux/mm.h>
-#include <linux/nmi.h>
 #include <linux/swap.h>
 #include <linux/bootmem.h>
 #include <linux/acpi.h>
@@ -534,8 +533,6 @@ void show_mem(void)
 		present = pgdat->node_present_pages;
 		for(i = 0; i < pgdat->node_spanned_pages; i++) {
 			struct page *page;
-			if (unlikely(i % MAX_ORDER_NR_PAGES == 0))
-				touch_nmi_watchdog();
 			if (pfn_valid(pgdat->node_start_pfn + i))
 				page = pfn_to_page(pgdat->node_start_pfn + i);
 			else {
diff --git a/trunk/arch/ia64/sn/kernel/huberror.c b/trunk/arch/ia64/sn/kernel/huberror.c
index b663168da55c..2c3f9dfca78b 100644
--- a/trunk/arch/ia64/sn/kernel/huberror.c
+++ b/trunk/arch/ia64/sn/kernel/huberror.c
@@ -185,14 +185,11 @@ void hubiio_crb_error_handler(struct hubdev_info *hubdev_info)
  */
 void hub_error_init(struct hubdev_info *hubdev_info)
 {
-
 	if (request_irq(SGI_II_ERROR, hub_eint_handler, IRQF_SHARED,
-			"SN_hub_error", (void *)hubdev_info)) {
+			"SN_hub_error", (void *)hubdev_info))
 		printk("hub_error_init: Failed to request_irq for 0x%p\n",
 		    hubdev_info);
-		return;
-	}
-	sn_set_err_irq_affinity(SGI_II_ERROR);
+	return;
 }
 
 
@@ -205,14 +202,11 @@ void hub_error_init(struct hubdev_info *hubdev_info)
  */
 void ice_error_init(struct hubdev_info *hubdev_info)
 {
-
         if (request_irq
             (SGI_TIO_ERROR, (void *)hub_eint_handler, IRQF_SHARED, "SN_TIO_error",
-             (void *)hubdev_info)) {
+             (void *)hubdev_info))
                 printk("ice_error_init: request_irq() error hubdev_info 0x%p\n",
                        hubdev_info);
-		return;
-	}
-	sn_set_err_irq_affinity(SGI_TIO_ERROR);
+        return;
 }
 
diff --git a/trunk/arch/ia64/sn/kernel/irq.c b/trunk/arch/ia64/sn/kernel/irq.c
index 0f9b12683bf3..360047389449 100644
--- a/trunk/arch/ia64/sn/kernel/irq.c
+++ b/trunk/arch/ia64/sn/kernel/irq.c
@@ -19,7 +19,6 @@
 #include <asm/sn/pcidev.h>
 #include <asm/sn/shub_mmr.h>
 #include <asm/sn/sn_sal.h>
-#include <asm/sn/sn_feature_sets.h>
 
 static void force_interrupt(int irq);
 static void register_intr_pda(struct sn_irq_info *sn_irq_info);
@@ -234,20 +233,6 @@ static void sn_set_affinity_irq(unsigned int irq, cpumask_t mask)
 		(void)sn_retarget_vector(sn_irq_info, nasid, slice);
 }
 
-#ifdef CONFIG_SMP
-void sn_set_err_irq_affinity(unsigned int irq)
-{
-        /*
-         * On systems which support CPU disabling (SHub2), all error interrupts
-         * are targetted at the boot CPU.
-         */
-        if (is_shub2() && sn_prom_feature_available(PRF_CPU_DISABLE_SUPPORT))
-                set_irq_affinity_info(irq, cpu_physical_id(0), 0);
-}
-#else
-void sn_set_err_irq_affinity(unsigned int irq) { }
-#endif
-
 static void
 sn_mask_irq(unsigned int irq)
 {
diff --git a/trunk/arch/ia64/sn/kernel/sn2/sn2_smp.c b/trunk/arch/ia64/sn/kernel/sn2/sn2_smp.c
index f3c69329e145..033c8a9f000e 100644
--- a/trunk/arch/ia64/sn/kernel/sn2/sn2_smp.c
+++ b/trunk/arch/ia64/sn/kernel/sn2/sn2_smp.c
@@ -40,7 +40,6 @@
 #include <asm/sn/shub_mmr.h>
 #include <asm/sn/nodepda.h>
 #include <asm/sn/rw_mmr.h>
-#include <asm/sn/sn_feature_sets.h>
 
 DEFINE_PER_CPU(struct ptc_stats, ptcstats);
 DECLARE_PER_CPU(struct ptc_stats, ptcstats);
@@ -430,31 +429,6 @@ void sn2_send_IPI(int cpuid, int vector, int delivery_mode, int redirect)
 	sn_send_IPI_phys(nasid, physid, vector, delivery_mode);
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
-/**
- * sn_cpu_disable_allowed - Determine if a CPU can be disabled.
- * @cpu - CPU that is requested to be disabled.
- *
- * CPU disable is only allowed on SHub2 systems running with a PROM
- * that supports CPU disable. It is not permitted to disable the boot processor.
- */
-bool sn_cpu_disable_allowed(int cpu)
-{
-	if (is_shub2() && sn_prom_feature_available(PRF_CPU_DISABLE_SUPPORT)) {
-		if (cpu != 0)
-			return true;
-		else
-			printk(KERN_WARNING
-			      "Disabling the boot processor is not allowed.\n");
-
-	} else
-		printk(KERN_WARNING
-		       "CPU disable is not supported on this system.\n");
-
-	return false;
-}
-#endif /* CONFIG_HOTPLUG_CPU */
-
 #ifdef CONFIG_PROC_FS
 
 #define PTC_BASENAME	"sgi_sn/ptc_statistics"
diff --git a/trunk/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/trunk/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index 1a8e49607f11..df8d5bed6119 100644
--- a/trunk/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/trunk/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -66,8 +66,7 @@ static int sn_hwperf_enum_objects(int *nobj, struct sn_hwperf_object_info **ret)
 	}
 
 	sz = sn_hwperf_obj_cnt * sizeof(struct sn_hwperf_object_info);
-	objbuf = vmalloc(sz);
-	if (objbuf == NULL) {
+	if ((objbuf = (struct sn_hwperf_object_info *) vmalloc(sz)) == NULL) {
 		printk("sn_hwperf_enum_objects: vmalloc(%d) failed\n", (int)sz);
 		e = -ENOMEM;
 		goto out;
diff --git a/trunk/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/trunk/arch/ia64/sn/pci/pcibr/pcibr_provider.c
index ab3eaf85fe4d..42485ad50ceb 100644
--- a/trunk/arch/ia64/sn/pci/pcibr/pcibr_provider.c
+++ b/trunk/arch/ia64/sn/pci/pcibr/pcibr_provider.c
@@ -145,7 +145,6 @@ pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 		printk(KERN_WARNING
 		       "pcibr cannot allocate interrupt for error handler\n");
 	}
-	sn_set_err_irq_affinity(SGI_PCIASIC_ERROR);
 
 	/* 
 	 * Update the Bridge with the "kernel" pagesize 
diff --git a/trunk/arch/ia64/sn/pci/tioca_provider.c b/trunk/arch/ia64/sn/pci/tioca_provider.c
index ef048a674772..d798dd4d0dc4 100644
--- a/trunk/arch/ia64/sn/pci/tioca_provider.c
+++ b/trunk/arch/ia64/sn/pci/tioca_provider.c
@@ -654,8 +654,6 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 		       __FUNCTION__, SGI_TIOCA_ERROR,
 		       (int)tioca_common->ca_common.bs_persist_busnum);
 
-	sn_set_err_irq_affinity(SGI_TIOCA_ERROR);
-
 	/* Setup locality information */
 	controller->node = tioca_kern->ca_closest_node;
 	return tioca_common;
diff --git a/trunk/arch/ia64/sn/pci/tioce_provider.c b/trunk/arch/ia64/sn/pci/tioce_provider.c
index cee9379d44e0..84b72b27e27f 100644
--- a/trunk/arch/ia64/sn/pci/tioce_provider.c
+++ b/trunk/arch/ia64/sn/pci/tioce_provider.c
@@ -1034,7 +1034,6 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 		       tioce_common->ce_pcibus.bs_persist_segment,
 		       tioce_common->ce_pcibus.bs_persist_busnum);
 
-	sn_set_err_irq_affinity(SGI_PCIASIC_ERROR);
 	return tioce_common;
 }
 
diff --git a/trunk/arch/powerpc/kernel/ibmebus.c b/trunk/arch/powerpc/kernel/ibmebus.c
index d6a38cd5018e..9a8c9af43b22 100644
--- a/trunk/arch/powerpc/kernel/ibmebus.c
+++ b/trunk/arch/powerpc/kernel/ibmebus.c
@@ -188,21 +188,33 @@ static struct ibmebus_dev* __devinit ibmebus_register_device_node(
 	struct device_node *dn)
 {
 	struct ibmebus_dev *dev;
-	int i, len, bus_len;
+	const char *loc_code;
+	int length;
+
+	loc_code = of_get_property(dn, "ibm,loc-code", NULL);
+	if (!loc_code) {
+                printk(KERN_WARNING "%s: node %s missing 'ibm,loc-code'\n",
+		       __FUNCTION__, dn->name ? dn->name : "<unknown>");
+		return ERR_PTR(-EINVAL);
+        }
+
+	if (strlen(loc_code) == 0) {
+	        printk(KERN_WARNING "%s: 'ibm,loc-code' is invalid\n",
+		       __FUNCTION__);
+		return ERR_PTR(-EINVAL);
+	}
 
 	dev = kzalloc(sizeof(struct ibmebus_dev), GFP_KERNEL);
-	if (!dev)
+	if (!dev) {
 		return ERR_PTR(-ENOMEM);
+	}
 
 	dev->ofdev.node = of_node_get(dn);
 
-	len = strlen(dn->full_name + 1);
-	bus_len = min(len, BUS_ID_SIZE - 1);
-	memcpy(dev->ofdev.dev.bus_id, dn->full_name + 1
-	       + (len - bus_len), bus_len);
-	for (i = 0; i < bus_len; i++)
-		if (dev->ofdev.dev.bus_id[i] == '/')
-			dev->ofdev.dev.bus_id[i] = '_';
+	length = strlen(loc_code);
+	memcpy(dev->ofdev.dev.bus_id, loc_code
+		+ (length - min(length, BUS_ID_SIZE - 1)),
+		min(length, BUS_ID_SIZE - 1));
 
 	/* Register with generic device framework. */
 	if (ibmebus_register_device_common(dev, dn->name) != 0) {
diff --git a/trunk/arch/powerpc/platforms/cell/spu_base.c b/trunk/arch/powerpc/platforms/cell/spu_base.c
index 106d2921e2d9..095a30304c56 100644
--- a/trunk/arch/powerpc/platforms/cell/spu_base.c
+++ b/trunk/arch/powerpc/platforms/cell/spu_base.c
@@ -236,35 +236,28 @@ static irqreturn_t
 spu_irq_class_0(int irq, void *data)
 {
 	struct spu *spu;
-	unsigned long stat, mask;
 
 	spu = data;
-
-	mask = spu_int_mask_get(spu, 0);
-	stat = spu_int_stat_get(spu, 0);
-	stat &= mask;
-
-	spin_lock(&spu->register_lock);
-	spu->class_0_pending |= stat;
-	spin_unlock(&spu->register_lock);
-
+	spu->class_0_pending = 1;
 	spu->stop_callback(spu);
 
-	spu_int_stat_clear(spu, 0, stat);
-
 	return IRQ_HANDLED;
 }
 
 int
 spu_irq_class_0_bottom(struct spu *spu)
 {
+	unsigned long stat, mask;
 	unsigned long flags;
-	unsigned long stat;
 
-	spin_lock_irqsave(&spu->register_lock, flags);
-	stat = spu->class_0_pending;
 	spu->class_0_pending = 0;
 
+	spin_lock_irqsave(&spu->register_lock, flags);
+	mask = spu_int_mask_get(spu, 0);
+	stat = spu_int_stat_get(spu, 0);
+
+	stat &= mask;
+
 	if (stat & 1) /* invalid DMA alignment */
 		__spu_trap_dma_align(spu);
 
@@ -274,6 +267,7 @@ spu_irq_class_0_bottom(struct spu *spu)
 	if (stat & 4) /* error on SPU */
 		__spu_trap_error(spu);
 
+	spu_int_stat_clear(spu, 0, stat);
 	spin_unlock_irqrestore(&spu->register_lock, flags);
 
 	return (stat & 0x7) ? -EIO : 0;
diff --git a/trunk/arch/powerpc/platforms/ps3/platform.h b/trunk/arch/powerpc/platforms/ps3/platform.h
index 2eb8f92704b4..87d52060fec0 100644
--- a/trunk/arch/powerpc/platforms/ps3/platform.h
+++ b/trunk/arch/powerpc/platforms/ps3/platform.h
@@ -83,7 +83,6 @@ enum ps3_dev_type {
 	PS3_DEV_TYPE_STOR_ROM = TYPE_ROM,	/* 5 */
 	PS3_DEV_TYPE_SB_GPIO = 6,
 	PS3_DEV_TYPE_STOR_FLASH = TYPE_RBC,	/* 14 */
-	PS3_DEV_TYPE_STOR_DUMMY = 32,
 	PS3_DEV_TYPE_NOACCESS = 255,
 };
 
diff --git a/trunk/arch/powerpc/platforms/ps3/repository.c b/trunk/arch/powerpc/platforms/ps3/repository.c
index 1c94824f7b63..8cc37cfea0f2 100644
--- a/trunk/arch/powerpc/platforms/ps3/repository.c
+++ b/trunk/arch/powerpc/platforms/ps3/repository.c
@@ -349,35 +349,6 @@ int ps3_repository_find_device(struct ps3_repository_device *repo)
 		return result;
 	}
 
-	if (tmp.bus_type == PS3_BUS_TYPE_STORAGE) {
-		/*
-		 * A storage device may show up in the repository before the
-		 * hypervisor has finished probing its type and regions
-		 */
-		unsigned int num_regions;
-
-		if (tmp.dev_type == PS3_DEV_TYPE_STOR_DUMMY) {
-			pr_debug("%s:%u storage device not ready\n", __func__,
-				 __LINE__);
-			return -ENODEV;
-		}
-
-		result = ps3_repository_read_stor_dev_num_regions(tmp.bus_index,
-								  tmp.dev_index,
-								  &num_regions);
-		if (result) {
-			pr_debug("%s:%d read_stor_dev_num_regions failed\n",
-				 __func__, __LINE__);
-			return result;
-		}
-
-		if (!num_regions) {
-			pr_debug("%s:%u storage device has no regions yet\n",
-				 __func__, __LINE__);
-			return -ENODEV;
-		}
-	}
-
 	result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
 		&tmp.dev_id);
 
diff --git a/trunk/arch/powerpc/platforms/ps3/spu.c b/trunk/arch/powerpc/platforms/ps3/spu.c
index d1630a074acf..ac2a4b8a4c14 100644
--- a/trunk/arch/powerpc/platforms/ps3/spu.c
+++ b/trunk/arch/powerpc/platforms/ps3/spu.c
@@ -505,8 +505,6 @@ static void mfc_sr1_set(struct spu *spu, u64 sr1)
 	static const u64 allowed = ~(MFC_STATE1_LOCAL_STORAGE_DECODE_MASK
 		| MFC_STATE1_PROBLEM_STATE_MASK);
 
-	sr1 |= MFC_STATE1_MASTER_RUN_CONTROL_MASK;
-
 	BUG_ON((sr1 & allowed) != (spu_pdata(spu)->cache.sr1 & allowed));
 
 	spu_pdata(spu)->cache.sr1 = sr1;
diff --git a/trunk/drivers/ata/ata_piix.c b/trunk/drivers/ata/ata_piix.c
index 3b8bf1812dc8..e40c94f5f59d 100644
--- a/trunk/drivers/ata/ata_piix.c
+++ b/trunk/drivers/ata/ata_piix.c
@@ -955,8 +955,7 @@ static int piix_broken_suspend(void)
 				DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M500"),
 			},
 		},
-
-		{ }	/* terminate list */
+		{ }
 	};
 	static const char *oemstrs[] = {
 		"Tecra M3,",
@@ -1188,8 +1187,6 @@ static void piix_iocfg_bit18_quirk(struct pci_dev *pdev)
 				DMI_MATCH(DMI_PRODUCT_NAME, "M570U"),
 			},
 		},
-
-		{ }	/* terminate list */
 	};
 	u32 iocfg;
 
diff --git a/trunk/drivers/ata/sata_via.c b/trunk/drivers/ata/sata_via.c
index 57fd30de8f0d..a4e631766eee 100644
--- a/trunk/drivers/ata/sata_via.c
+++ b/trunk/drivers/ata/sata_via.c
@@ -371,7 +371,7 @@ static void vt6421_set_dma_mode(struct ata_port *ap, struct ata_device *adev)
 {
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 	static const u8 udma_bits[] = { 0xEE, 0xE8, 0xE6, 0xE4, 0xE2, 0xE1, 0xE0, 0xE0 };
-	pci_write_config_byte(pdev, PATA_UDMA_TIMING, udma_bits[adev->dma_mode - XFER_UDMA_0]);
+	pci_write_config_byte(pdev, PATA_UDMA_TIMING, udma_bits[adev->pio_mode - XFER_UDMA_0]);
 }
 
 static const unsigned int svia_bar_sizes[] = {
diff --git a/trunk/drivers/mtd/mtdsuper.c b/trunk/drivers/mtd/mtdsuper.c
index 9b430f20b640..aca331971201 100644
--- a/trunk/drivers/mtd/mtdsuper.c
+++ b/trunk/drivers/mtd/mtdsuper.c
@@ -70,8 +70,6 @@ static int get_sb_mtd_aux(struct file_system_type *fs_type, int flags,
 	DEBUG(1, "MTDSB: New superblock for device %d (\"%s\")\n",
 	      mtd->index, mtd->name);
 
-	sb->s_flags = flags;
-
 	ret = fill_super(sb, data, flags & MS_SILENT ? 1 : 0);
 	if (ret < 0) {
 		up_write(&sb->s_umount);
diff --git a/trunk/fs/jffs2/fs.c b/trunk/fs/jffs2/fs.c
index 8bc727b71696..1d3b7a9fc828 100644
--- a/trunk/fs/jffs2/fs.c
+++ b/trunk/fs/jffs2/fs.c
@@ -627,7 +627,7 @@ unsigned char *jffs2_gc_fetch_page(struct jffs2_sb_info *c,
 	struct inode *inode = OFNI_EDONI_2SFFJ(f);
 	struct page *pg;
 
-	pg = read_cache_page_async(inode->i_mapping, offset >> PAGE_CACHE_SHIFT,
+	pg = read_cache_page(inode->i_mapping, offset >> PAGE_CACHE_SHIFT,
 			     (void *)jffs2_do_readpage_unlock, inode);
 	if (IS_ERR(pg))
 		return (void *)pg;
diff --git a/trunk/fs/nfs/file.c b/trunk/fs/nfs/file.c
index 579cf8a7d4a7..c87dc713b5d7 100644
--- a/trunk/fs/nfs/file.c
+++ b/trunk/fs/nfs/file.c
@@ -316,7 +316,7 @@ static void nfs_invalidate_page(struct page *page, unsigned long offset)
 	if (offset != 0)
 		return;
 	/* Cancel any unstarted writes on this page */
-	nfs_wb_page_cancel(page->mapping->host, page);
+	nfs_wb_page_priority(page->mapping->host, page, FLUSH_INVALIDATE);
 }
 
 static int nfs_release_page(struct page *page, gfp_t gfp)
diff --git a/trunk/fs/nfs/namespace.c b/trunk/fs/nfs/namespace.c
index acfc56f9edc0..aea76d0e5fbd 100644
--- a/trunk/fs/nfs/namespace.c
+++ b/trunk/fs/nfs/namespace.c
@@ -176,7 +176,7 @@ static void nfs_expire_automounts(struct work_struct *work)
 void nfs_release_automount_timer(void)
 {
 	if (list_empty(&nfs_automount_list))
-		cancel_delayed_work(&nfs_automount_task);
+		cancel_delayed_work_sync(&nfs_automount_task);
 }
 
 /*
diff --git a/trunk/fs/nfs/nfs4proc.c b/trunk/fs/nfs/nfs4proc.c
index 4b90e17555a9..62b3ae280310 100644
--- a/trunk/fs/nfs/nfs4proc.c
+++ b/trunk/fs/nfs/nfs4proc.c
@@ -646,7 +646,7 @@ static int _nfs4_do_open_reclaim(struct nfs_open_context *ctx, struct nfs4_state
 	rcu_read_lock();
 	delegation = rcu_dereference(NFS_I(state->inode)->delegation);
 	if (delegation != NULL && (delegation->flags & NFS_DELEGATION_NEED_RECLAIM) != 0)
-		delegation_type = delegation->type;
+		delegation_type = delegation->flags;
 	rcu_read_unlock();
 	opendata->o_arg.u.delegation_type = delegation_type;
 	status = nfs4_open_recover(opendata, state);
@@ -1434,7 +1434,7 @@ nfs4_atomic_open(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
 	}
 	res = d_add_unique(dentry, igrab(state->inode));
 	if (res != NULL)
-		path.dentry = res;
+		dentry = res;
 	nfs4_intent_set_file(nd, &path, state);
 	return res;
 }
diff --git a/trunk/fs/nfs/super.c b/trunk/fs/nfs/super.c
index 8ed593766f16..46139003ea0c 100644
--- a/trunk/fs/nfs/super.c
+++ b/trunk/fs/nfs/super.c
@@ -911,13 +911,13 @@ static int nfs_parse_mount_options(char *raw,
 			kfree(string);
 
 			switch (token) {
-			case Opt_xprt_udp:
+			case Opt_udp:
 				mnt->flags &= ~NFS_MOUNT_TCP;
 				mnt->nfs_server.protocol = IPPROTO_UDP;
 				mnt->timeo = 7;
 				mnt->retrans = 5;
 				break;
-			case Opt_xprt_tcp:
+			case Opt_tcp:
 				mnt->flags |= NFS_MOUNT_TCP;
 				mnt->nfs_server.protocol = IPPROTO_TCP;
 				mnt->timeo = 600;
@@ -936,10 +936,10 @@ static int nfs_parse_mount_options(char *raw,
 			kfree(string);
 
 			switch (token) {
-			case Opt_xprt_udp:
+			case Opt_udp:
 				mnt->mount_server.protocol = IPPROTO_UDP;
 				break;
-			case Opt_xprt_tcp:
+			case Opt_tcp:
 				mnt->mount_server.protocol = IPPROTO_TCP;
 				break;
 			default:
@@ -1153,20 +1153,20 @@ static int nfs_validate_mount_data(struct nfs_mount_data **options,
 		c = strchr(dev_name, ':');
 		if (c == NULL)
 			return -EINVAL;
-		len = c - dev_name;
+		len = c - dev_name - 1;
 		if (len > sizeof(data->hostname))
-			return -ENAMETOOLONG;
+			return -EINVAL;
 		strncpy(data->hostname, dev_name, len);
 		args.nfs_server.hostname = data->hostname;
 
 		c++;
 		if (strlen(c) > NFS_MAXPATHLEN)
-			return -ENAMETOOLONG;
+			return -EINVAL;
 		args.nfs_server.export_path = c;
 
 		status = nfs_try_mount(&args, mntfh);
 		if (status)
-			return status;
+			return -EINVAL;
 
 		/*
 		 * Translate to nfs_mount_data, which nfs_fill_super
@@ -1677,7 +1677,7 @@ static int nfs4_validate_mount_data(struct nfs4_mount_data **options,
 		/* while calculating len, pretend ':' is '\0' */
 		len = c - dev_name;
 		if (len > NFS4_MAXNAMLEN)
-			return -ENAMETOOLONG;
+			return -EINVAL;
 		*hostname = kzalloc(len, GFP_KERNEL);
 		if (*hostname == NULL)
 			return -ENOMEM;
@@ -1686,7 +1686,7 @@ static int nfs4_validate_mount_data(struct nfs4_mount_data **options,
 		c++;			/* step over the ':' */
 		len = strlen(c);
 		if (len > NFS4_MAXPATHLEN)
-			return -ENAMETOOLONG;
+			return -EINVAL;
 		*mntpath = kzalloc(len + 1, GFP_KERNEL);
 		if (*mntpath == NULL)
 			return -ENOMEM;
diff --git a/trunk/fs/nfs/write.c b/trunk/fs/nfs/write.c
index 0d7a77cc394b..ef97e0c0f5b1 100644
--- a/trunk/fs/nfs/write.c
+++ b/trunk/fs/nfs/write.c
@@ -1396,50 +1396,6 @@ int nfs_sync_mapping_range(struct address_space *mapping, loff_t range_start, lo
 	return ret;
 }
 
-int nfs_wb_page_cancel(struct inode *inode, struct page *page)
-{
-	struct nfs_page *req;
-	loff_t range_start = page_offset(page);
-	loff_t range_end = range_start + (loff_t)(PAGE_CACHE_SIZE - 1);
-	struct writeback_control wbc = {
-		.bdi = page->mapping->backing_dev_info,
-		.sync_mode = WB_SYNC_ALL,
-		.nr_to_write = LONG_MAX,
-		.range_start = range_start,
-		.range_end = range_end,
-	};
-	int ret = 0;
-
-	BUG_ON(!PageLocked(page));
-	for (;;) {
-		req = nfs_page_find_request(page);
-		if (req == NULL)
-			goto out;
-		if (test_bit(PG_NEED_COMMIT, &req->wb_flags)) {
-			nfs_release_request(req);
-			break;
-		}
-		if (nfs_lock_request_dontget(req)) {
-			nfs_inode_remove_request(req);
-			/*
-			 * In case nfs_inode_remove_request has marked the
-			 * page as being dirty
-			 */
-			cancel_dirty_page(page, PAGE_CACHE_SIZE);
-			nfs_unlock_request(req);
-			break;
-		}
-		ret = nfs_wait_on_request(req);
-		if (ret < 0)
-			goto out;
-	}
-	if (!PagePrivate(page))
-		return 0;
-	ret = nfs_sync_mapping_wait(page->mapping, &wbc, FLUSH_INVALIDATE);
-out:
-	return ret;
-}
-
 int nfs_wb_page_priority(struct inode *inode, struct page *page, int how)
 {
 	loff_t range_start = page_offset(page);
diff --git a/trunk/include/asm-ia64/hpsim.h b/trunk/include/asm-ia64/hpsim.h
deleted file mode 100644
index 892ab198a9da..000000000000
--- a/trunk/include/asm-ia64/hpsim.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef _ASMIA64_HPSIM_H
-#define _ASMIA64_HPSIM_H
-
-#ifndef CONFIG_HP_SIMSERIAL_CONSOLE
-static inline int simcons_register(void) { return 1; }
-#else
-int simcons_register(void);
-#endif
-
-struct tty_driver;
-extern struct tty_driver *hp_simserial_driver;
-
-void ia64_ssc_connect_irq(long intr, long irq);
-void ia64_ctl_trace(long on);
-
-#endif
diff --git a/trunk/include/asm-ia64/sn/arch.h b/trunk/include/asm-ia64/sn/arch.h
index 7caa1f44cd95..16adc93d7a72 100644
--- a/trunk/include/asm-ia64/sn/arch.h
+++ b/trunk/include/asm-ia64/sn/arch.h
@@ -81,6 +81,5 @@ extern u8 sn_sharing_domain_size;
 extern u8 sn_region_size;
 
 extern void sn_flush_all_caches(long addr, long bytes);
-extern bool sn_cpu_disable_allowed(int cpu);
 
 #endif /* _ASM_IA64_SN_ARCH_H */
diff --git a/trunk/include/asm-ia64/sn/intr.h b/trunk/include/asm-ia64/sn/intr.h
index e0487aa97418..12b54ddb06be 100644
--- a/trunk/include/asm-ia64/sn/intr.h
+++ b/trunk/include/asm-ia64/sn/intr.h
@@ -60,7 +60,6 @@ extern u64 sn_intr_alloc(nasid_t, int,
 			      int, nasid_t, int);
 extern void sn_intr_free(nasid_t, int, struct sn_irq_info *);
 extern struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *, nasid_t, int);
-extern void sn_set_err_irq_affinity(unsigned int);
 extern struct list_head **sn_irq_lh;
 
 #define CPU_VECTOR_TO_IRQ(cpuid,vector) (vector)
diff --git a/trunk/include/asm-ia64/sn/sn_feature_sets.h b/trunk/include/asm-ia64/sn/sn_feature_sets.h
index 8e83ac117ace..bfdc36273ed4 100644
--- a/trunk/include/asm-ia64/sn/sn_feature_sets.h
+++ b/trunk/include/asm-ia64/sn/sn_feature_sets.h
@@ -31,7 +31,6 @@ extern int sn_prom_feature_available(int id);
 #define PRF_PAL_CACHE_FLUSH_SAFE	0
 #define PRF_DEVICE_FLUSH_LIST		1
 #define PRF_HOTPLUG_SUPPORT		2
-#define PRF_CPU_DISABLE_SUPPORT		3
 
 /* --------------------- OS Features -------------------------------*/
 
diff --git a/trunk/include/asm-powerpc/spu.h b/trunk/include/asm-powerpc/spu.h
index 5bde3980bf49..8836c0f1f2f7 100644
--- a/trunk/include/asm-powerpc/spu.h
+++ b/trunk/include/asm-powerpc/spu.h
@@ -130,7 +130,6 @@ struct spu {
 	u64 flags;
 	u64 dar;
 	u64 dsisr;
-	u64 class_0_pending;
 	size_t ls_size;
 	unsigned int slb_replace;
 	struct mm_struct *mm;
@@ -139,6 +138,7 @@ struct spu {
 	unsigned long long timestamp;
 	pid_t pid;
 	pid_t tgid;
+	int class_0_pending;
 	spinlock_t register_lock;
 
 	void (* wbox_callback)(struct spu *spu);
diff --git a/trunk/include/linux/nfs_fs.h b/trunk/include/linux/nfs_fs.h
index 7250eeadd7b5..157dcb055b5c 100644
--- a/trunk/include/linux/nfs_fs.h
+++ b/trunk/include/linux/nfs_fs.h
@@ -431,7 +431,6 @@ extern int nfs_sync_mapping_range(struct address_space *, loff_t, loff_t, int);
 extern int nfs_wb_all(struct inode *inode);
 extern int nfs_wb_page(struct inode *inode, struct page* page);
 extern int nfs_wb_page_priority(struct inode *inode, struct page* page, int how);
-extern int nfs_wb_page_cancel(struct inode *inode, struct page* page);
 #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
 extern int  nfs_commit_inode(struct inode *, int);
 extern struct nfs_write_data *nfs_commit_alloc(void);
diff --git a/trunk/net/ipv4/tcp_input.c b/trunk/net/ipv4/tcp_input.c
index bbad2cdb74b7..1ee72127462b 100644
--- a/trunk/net/ipv4/tcp_input.c
+++ b/trunk/net/ipv4/tcp_input.c
@@ -560,7 +560,7 @@ static u32 tcp_rto_min(struct sock *sk)
 	struct dst_entry *dst = __sk_dst_get(sk);
 	u32 rto_min = TCP_RTO_MIN;
 
-	if (dst && dst_metric_locked(dst, RTAX_RTO_MIN))
+	if (dst_metric_locked(dst, RTAX_RTO_MIN))
 		rto_min = dst->metrics[RTAX_RTO_MIN-1];
 	return rto_min;
 }
diff --git a/trunk/scripts/kconfig/conf.c b/trunk/scripts/kconfig/conf.c
index a38787a881ea..8be6a4269e63 100644
--- a/trunk/scripts/kconfig/conf.c
+++ b/trunk/scripts/kconfig/conf.c
@@ -72,7 +72,7 @@ static void check_stdin(void)
 	}
 }
 
-static int conf_askvalue(struct symbol *sym, const char *def)
+static void conf_askvalue(struct symbol *sym, const char *def)
 {
 	enum symbol_type type = sym_get_type(sym);
 	tristate val;
@@ -87,7 +87,7 @@ static int conf_askvalue(struct symbol *sym, const char *def)
 		printf("%s\n", def);
 		line[0] = '\n';
 		line[1] = 0;
-		return 0;
+		return;
 	}
 
 	switch (input_mode) {
@@ -97,23 +97,23 @@ static int conf_askvalue(struct symbol *sym, const char *def)
 	case set_random:
 		if (sym_has_value(sym)) {
 			printf("%s\n", def);
-			return 0;
+			return;
 		}
 		break;
 	case ask_new:
 	case ask_silent:
 		if (sym_has_value(sym)) {
 			printf("%s\n", def);
-			return 0;
+			return;
 		}
 		check_stdin();
 	case ask_all:
 		fflush(stdout);
 		fgets(line, 128, stdin);
-		return 1;
+		return;
 	case set_default:
 		printf("%s\n", def);
-		return 1;
+		return;
 	default:
 		break;
 	}
@@ -123,7 +123,7 @@ static int conf_askvalue(struct symbol *sym, const char *def)
 	case S_HEX:
 	case S_STRING:
 		printf("%s\n", def);
-		return 1;
+		return;
 	default:
 		;
 	}
@@ -174,7 +174,6 @@ static int conf_askvalue(struct symbol *sym, const char *def)
 		break;
 	}
 	printf("%s", line);
-	return 1;
 }
 
 int conf_string(struct menu *menu)
@@ -188,8 +187,7 @@ int conf_string(struct menu *menu)
 		def = sym_get_string_value(sym);
 		if (sym_get_string_value(sym))
 			printf("[%s] ", def);
-		if (!conf_askvalue(sym, def))
-			return 0;
+		conf_askvalue(sym, def);
 		switch (line[0]) {
 		case '\n':
 			break;
@@ -242,8 +240,7 @@ static int conf_sym(struct menu *menu)
 		if (menu_has_help(menu))
 			printf("/?");
 		printf("] ");
-		if (!conf_askvalue(sym, sym_get_string_value(sym)))
-			return 0;
+		conf_askvalue(sym, sym_get_string_value(sym));
 		strip(line);
 
 		switch (line[0]) {