6 files changed, 8 insertions, 85 deletions

diff --git a/arch/xtensa/kernel/asm-offsets.c b/arch/xtensa/kernel/asm-offsets.c
index 022cf918ec20..67904f55f188 100644
--- a/arch/xtensa/kernel/asm-offsets.c
+++ b/arch/xtensa/kernel/asm-offsets.c
@@ -76,7 +76,7 @@ int main(void)
 	DEFINE(TASK_PID, offsetof (struct task_struct, pid));
 	DEFINE(TASK_THREAD, offsetof (struct task_struct, thread));
 	DEFINE(TASK_THREAD_INFO, offsetof (struct task_struct, stack));
-#ifdef CONFIG_CC_STACKPROTECTOR
+#ifdef CONFIG_STACKPROTECTOR
 	DEFINE(TASK_STACK_CANARY, offsetof(struct task_struct, stack_canary));
 #endif
 	DEFINE(TASK_STRUCT_SIZE, sizeof (struct task_struct));
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S
index 5caff0744f3c..9cbc380e9572 100644
--- a/arch/xtensa/kernel/entry.S
+++ b/arch/xtensa/kernel/entry.S
@@ -1971,7 +1971,7 @@ ENTRY(_switch_to)
 	s32i	a1, a2, THREAD_SP	# save stack pointer
 #endif
 
-#if defined(CONFIG_CC_STACKPROTECTOR) && !defined(CONFIG_SMP)
+#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_SMP)
 	movi	a6, __stack_chk_guard
 	l32i	a8, a3, TASK_STACK_CANARY
 	s32i	a8, a6, 0
diff --git a/arch/xtensa/kernel/pci-dma.c b/arch/xtensa/kernel/pci-dma.c
index 732631ce250f..392b4a80ebc2 100644
--- a/arch/xtensa/kernel/pci-dma.c
+++ b/arch/xtensa/kernel/pci-dma.c
@@ -261,12 +261,3 @@ const struct dma_map_ops xtensa_dma_map_ops = {
 	.mapping_error = xtensa_dma_mapping_error,
 };
 EXPORT_SYMBOL(xtensa_dma_map_ops);
-
-#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)
-
-static int __init xtensa_dma_init(void)
-{
-	dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
-	return 0;
-}
-fs_initcall(xtensa_dma_init);
diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c
index b7c7a60c7000..21f13e9aabe1 100644
--- a/arch/xtensa/kernel/pci.c
+++ b/arch/xtensa/kernel/pci.c
@@ -41,8 +41,8 @@
  * pci_bus_add_device
  */
 
-struct pci_controller* pci_ctrl_head;
-struct pci_controller** pci_ctrl_tail = &pci_ctrl_head;
+static struct pci_controller *pci_ctrl_head;
+static struct pci_controller **pci_ctrl_tail = &pci_ctrl_head;
 
 static int pci_bus_count;
 
@@ -80,50 +80,6 @@ pcibios_align_resource(void *data, const struct resource *res,
 	return start;
 }
 
-int
-pcibios_enable_resources(struct pci_dev *dev, int mask)
-{
-	u16 cmd, old_cmd;
-	int idx;
-	struct resource *r;
-
-	pci_read_config_word(dev, PCI_COMMAND, &cmd);
-	old_cmd = cmd;
-	for(idx=0; idx<6; idx++) {
-		r = &dev->resource[idx];
-		if (!r->start && r->end) {
-			pr_err("PCI: Device %s not available because "
-			       "of resource collisions\n", pci_name(dev));
-			return -EINVAL;
-		}
-		if (r->flags & IORESOURCE_IO)
-			cmd |= PCI_COMMAND_IO;
-		if (r->flags & IORESOURCE_MEM)
-			cmd |= PCI_COMMAND_MEMORY;
-	}
-	if (dev->resource[PCI_ROM_RESOURCE].start)
-		cmd |= PCI_COMMAND_MEMORY;
-	if (cmd != old_cmd) {
-		pr_info("PCI: Enabling device %s (%04x -> %04x)\n",
-			pci_name(dev), old_cmd, cmd);
-		pci_write_config_word(dev, PCI_COMMAND, cmd);
-	}
-	return 0;
-}
-
-struct pci_controller * __init pcibios_alloc_controller(void)
-{
-	struct pci_controller *pci_ctrl;
-
-	pci_ctrl = (struct pci_controller *)alloc_bootmem(sizeof(*pci_ctrl));
-	memset(pci_ctrl, 0, sizeof(struct pci_controller));
-
-	*pci_ctrl_tail = pci_ctrl;
-	pci_ctrl_tail = &pci_ctrl->next;
-
-	return pci_ctrl;
-}
-
 static void __init pci_controller_apertures(struct pci_controller *pci_ctrl,
 					    struct list_head *resources)
 {
@@ -223,8 +179,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
 	for (idx=0; idx<6; idx++) {
 		r = &dev->resource[idx];
 		if (!r->start && r->end) {
-			pr_err("PCI: Device %s not available because "
-			       "of resource collisions\n", pci_name(dev));
+			pci_err(dev, "can't enable device: resource collisions\n");
 			return -EINVAL;
 		}
 		if (r->flags & IORESOURCE_IO)
@@ -233,29 +188,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
 			cmd |= PCI_COMMAND_MEMORY;
 	}
 	if (cmd != old_cmd) {
-		pr_info("PCI: Enabling device %s (%04x -> %04x)\n",
-			pci_name(dev), old_cmd, cmd);
+		pci_info(dev, "enabling device (%04x -> %04x)\n", old_cmd, cmd);
 		pci_write_config_word(dev, PCI_COMMAND, cmd);
 	}
 
 	return 0;
 }
 
-#ifdef CONFIG_PROC_FS
-
-/*
- * Return the index of the PCI controller for device pdev.
- */
-
-int
-pci_controller_num(struct pci_dev *dev)
-{
-	struct pci_controller *pci_ctrl = (struct pci_controller*) dev->sysdata;
-	return pci_ctrl->index;
-}
-
-#endif /* CONFIG_PROC_FS */
-
 /*
  * Platform support for /proc/bus/pci/X/Y mmap()s.
  *  -- paulus.
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index 8dd0593fb2c4..483dcfb6e681 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -58,7 +58,7 @@ void (*pm_power_off)(void) = NULL;
 EXPORT_SYMBOL(pm_power_off);
 
 
-#ifdef CONFIG_CC_STACKPROTECTOR
+#ifdef CONFIG_STACKPROTECTOR
 #include <linux/stackprotector.h>
 unsigned long __stack_chk_guard __read_mostly;
 EXPORT_SYMBOL(__stack_chk_guard);
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index 32c5207f1226..86507fa7c2d7 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -323,8 +323,6 @@ do_illegal_instruction(struct pt_regs *regs)
 void
 do_unaligned_user (struct pt_regs *regs)
 {
-	siginfo_t info;
-
 	__die_if_kernel("Unhandled unaligned exception in kernel",
 			regs, SIGKILL);
 
@@ -334,12 +332,7 @@ do_unaligned_user (struct pt_regs *regs)
 			    "(pid = %d, pc = %#010lx)\n",
 			    regs->excvaddr, current->comm,
 			    task_pid_nr(current), regs->pc);
-	info.si_signo = SIGBUS;
-	info.si_errno = 0;
-	info.si_code = BUS_ADRALN;
-	info.si_addr = (void *) regs->excvaddr;
-	force_sig_info(SIGSEGV, &info, current);
-
+	force_sig_fault(SIGBUS, BUS_ADRALN, (void *) regs->excvaddr, current);
 }
 #endif