Merge nuts.ninka.net:/home/davem/src/BK/sparcwork-2.5

into nuts.ninka.net:/home/davem/src/BK/sparc-2.5

arch/sparc64/kernel/irq.c

@@ -356,7 +356,7 @@ int request_irq(unsigned int irq, void (*handler)(int, void *, struct pt_regs *)
 	}	
 	if (action == NULL)
 	    action = (struct irqaction *)kmalloc(sizeof(struct irqaction),
-						 GFP_KERNEL);
+						 GFP_ATOMIC);
 	
 	if (!action) { 
 		spin_unlock_irqrestore(&irq_action_lock, flags);
@@ -376,7 +376,7 @@ int request_irq(unsigned int irq, void (*handler)(int, void *, struct pt_regs *)
 				goto free_and_ebusy;
 			}
 			if ((bucket->flags & IBF_MULTI) == 0) {
-				vector = kmalloc(sizeof(void *) * 4, GFP_KERNEL);
+				vector = kmalloc(sizeof(void *) * 4, GFP_ATOMIC);
 				if (vector == NULL)
 					goto free_and_enomem;
 
@@ -900,7 +900,7 @@ int request_fast_irq(unsigned int irq,
 	}
 	if (action == NULL)
 		action = (struct irqaction *)kmalloc(sizeof(struct irqaction),
-						     GFP_KERNEL);
+						     GFP_ATOMIC);
 	if (!action) {
 		spin_unlock_irqrestore(&irq_action_lock, flags);
 		return -ENOMEM;

arch/sparc64/kernel/pci.c

@@ -470,6 +470,54 @@ int pci_assign_resource(struct pci_dev *pdev, int resource)
 	return err;
 }
 
+/* Sort resources by alignment */
+void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
+{
+	int i;
+
+	for (i = 0; i < PCI_NUM_RESOURCES; i++) {
+		struct resource *r;
+		struct resource_list *list, *tmp;
+		unsigned long r_align;
+
+		r = &dev->resource[i];
+		r_align = r->end - r->start;
+		
+		if (!(r->flags) || r->parent)
+			continue;
+		if (!r_align) {
+			printk(KERN_WARNING "PCI: Ignore bogus resource %d "
+					    "[%lx:%lx] of %s\n",
+					    i, r->start, r->end, dev->dev.name);
+			continue;
+		}
+		r_align = (i < PCI_BRIDGE_RESOURCES) ? r_align + 1 : r->start;
+		for (list = head; ; list = list->next) {
+			unsigned long align = 0;
+			struct resource_list *ln = list->next;
+			int idx;
+
+			if (ln) {
+				idx = ln->res - &ln->dev->resource[0];
+				align = (idx < PCI_BRIDGE_RESOURCES) ?
+					ln->res->end - ln->res->start + 1 :
+					ln->res->start;
+			}
+			if (r_align > align) {
+				tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
+				if (!tmp)
+					panic("pdev_sort_resources(): "
+					      "kmalloc() failed!\n");
+				tmp->next = ln;
+				tmp->res = r;
+				tmp->dev = dev;
+				list->next = tmp;
+				break;
+			}
+		}
+	}
+}
+
 void pcibios_update_irq(struct pci_dev *pdev, int irq)
 {
 }
@@ -484,6 +532,27 @@ int pcibios_enable_device(struct pci_dev *pdev, int mask)
 	return 0;
 }
 
+void pcibios_resource_to_bus(struct pci_dev *pdev, struct pci_bus_region *region,
+			     struct resource *res)
+{
+	struct pci_pbm_info *pbm = pci_bus2pbm[pdev->bus->number];
+	struct resource zero_res, *root;
+
+	zero_res.start = 0;
+	zero_res.end = 0;
+	zero_res.flags = res->flags;
+
+	if (res->flags & IORESOURCE_IO)
+		root = &pbm->io_space;
+	else
+		root = &pbm->mem_space;
+
+	pbm->parent->resource_adjust(pdev, &zero_res, root);
+
+	region->start = res->start - zero_res.start;
+	region->end = res->end - zero_res.start;
+}
+
 char * __init pcibios_setup(char *str)
 {
 	if (!strcmp(str, "onboardfirst")) {

arch/sparc64/kernel/rtrap.S

@@ -185,6 +185,7 @@ rtrap_xcall:
 		 * sched+signal checks with IRQs disabled.
 		 */
 to_user:	wrpr			%g0, RTRAP_PSTATE_IRQOFF, %pstate
+		wrpr			0, %pil
 __handle_preemption_continue:
 		ldx			[%g6 + TI_FLAGS], %l0
 		sethi			%hi(_TIF_USER_WORK_MASK), %o0
@@ -271,6 +272,7 @@ to_kernel:
 		brnz			%l5, kern_fpucheck
 		 sethi			%hi(PREEMPT_ACTIVE), %l6
 		stw			%l6, [%g6 + TI_PRE_COUNT]
+		wrpr			0, %pil
 		call			schedule
 		 nop
 		ba,pt			%xcc, rtrap

arch/sparc64/kernel/traps.c

@@ -1575,6 +1575,9 @@ void show_trace_raw(struct thread_info *tp, unsigned long ksp)
 	struct reg_window *rw;
 	int count = 0;
 
+	if (tp == current_thread_info())
+		flushw_all();
+
 	fp = ksp + STACK_BIAS;
 	thread_base = (unsigned long) tp;
 	do {
@@ -1597,6 +1600,15 @@ void show_trace_task(struct task_struct *tsk)
 			       tsk->thread_info->ksp);
 }
 
+void dump_stack(void)
+{
+	unsigned long ksp;
+
+	__asm__ __volatile__("mov	%%fp, %0"
+			     : "=r" (ksp));
+	show_trace_raw(current_thread_info(), ksp);
+}
+
 void die_if_kernel(char *str, struct pt_regs *regs)
 {
 	static int die_counter;

drivers/usb/host/ohci-pci.c

@@ -389,7 +389,7 @@ static int __init ohci_hcd_pci_init (void)
 	if (usb_disabled())
 		return -ENODEV;
 
-	printk (KERN_DEBUG "%s: block sizes: ed %d td %d\n", hcd_name,
+	printk (KERN_DEBUG "%s: block sizes: ed %Zd td %Zd\n", hcd_name,
 		sizeof (struct ed), sizeof (struct td));
 	return pci_module_init (&ohci_pci_driver);
 }

include/asm-sparc64/pci.h

@@ -205,9 +205,10 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 #define HAVE_ARCH_PCI_MWI
 extern int pcibios_prep_mwi(struct pci_dev *dev);
 
-#endif /* __KERNEL__ */
+extern void
+pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
+			struct resource *res);
 
-/* generic pci stuff */
-#include <asm-generic/pci.h>
+#endif /* __KERNEL__ */
 
 #endif /* __SPARC64_PCI_H */