18 files changed, 32 insertions, 50 deletions

diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c
index 761a779d5c4f..3b27309d54b1 100644
--- a/arch/mips/kernel/asm-offsets.c
+++ b/arch/mips/kernel/asm-offsets.c
@@ -82,7 +82,7 @@ void output_task_defines(void)
 {
 	text("/* MIPS task_struct offsets. */");
 	offset("#define TASK_STATE         ", struct task_struct, state);
-	offset("#define TASK_THREAD_INFO   ", struct task_struct, thread_info);
+	offset("#define TASK_THREAD_INFO   ", struct task_struct, stack);
 	offset("#define TASK_FLAGS         ", struct task_struct, flags);
 	offset("#define TASK_MM            ", struct task_struct, mm);
 	offset("#define TASK_PID           ", struct task_struct, pid);
diff --git a/arch/mips/kernel/early_printk.c b/arch/mips/kernel/early_printk.c
index 304efdc5682f..9dccfa4752b2 100644
--- a/arch/mips/kernel/early_printk.c
+++ b/arch/mips/kernel/early_printk.c
@@ -12,7 +12,8 @@
 
 extern void prom_putchar(char);
 
-static void early_console_write(struct console *con, const char *s, unsigned n)
+static void __init
+early_console_write(struct console *con, const char *s, unsigned n)
 {
 	while (n-- && *s) {
 		if (*s == '\n')
@@ -22,19 +23,20 @@ static void early_console_write(struct console *con, const char *s, unsigned n)
 	}
 }
 
-static struct console early_console = {
+static struct console early_console __initdata = {
 	.name	= "early",
 	.write	= early_console_write,
 	.flags	= CON_PRINTBUFFER | CON_BOOT,
 	.index	= -1
 };
 
+static int early_console_initialized __initdata;
+
 void __init setup_early_printk(void)
 {
-	register_console(&early_console);
-}
+	if (early_console_initialized)
+		return;
+	early_console_initialized = 1;
 
-void __init disable_early_printk(void)
-{
-	unregister_console(&early_console);
+	register_console(&early_console);
 }
diff --git a/arch/mips/kernel/irixelf.c b/arch/mips/kernel/irixelf.c
index 3cc25c05d367..403d96f99e77 100644
--- a/arch/mips/kernel/irixelf.c
+++ b/arch/mips/kernel/irixelf.c
@@ -31,7 +31,6 @@
 #include <linux/shm.h>
 #include <linux/personality.h>
 #include <linux/elfcore.h>
-#include <linux/smp_lock.h>
 
 #include <asm/mipsregs.h>
 #include <asm/namei.h>
diff --git a/arch/mips/kernel/irixioctl.c b/arch/mips/kernel/irixioctl.c
index e2863821a3dd..30f9eb09db3f 100644
--- a/arch/mips/kernel/irixioctl.c
+++ b/arch/mips/kernel/irixioctl.c
@@ -9,7 +9,6 @@
 #include <linux/fs.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/sockios.h>
 #include <linux/syscalls.h>
 #include <linux/tty.h>
diff --git a/arch/mips/kernel/irixsig.c b/arch/mips/kernel/irixsig.c
index 2132485caa74..6980deb6dced 100644
--- a/arch/mips/kernel/irixsig.c
+++ b/arch/mips/kernel/irixsig.c
@@ -10,7 +10,6 @@
 #include <linux/mm.h>
 #include <linux/errno.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/time.h>
 #include <linux/ptrace.h>
 #include <linux/resource.h>
diff --git a/arch/mips/kernel/irq-msc01.c b/arch/mips/kernel/irq-msc01.c
index 2967537221e2..410868b5ea5f 100644
--- a/arch/mips/kernel/irq-msc01.c
+++ b/arch/mips/kernel/irq-msc01.c
@@ -132,11 +132,11 @@ struct irq_chip msc_edgeirq_type = {
 };
 
 
-void __init init_msc_irqs(unsigned int base, msc_irqmap_t *imp, int nirq)
+void __init init_msc_irqs(unsigned long icubase, unsigned int irqbase, msc_irqmap_t *imp, int nirq)
 {
 	extern void (*board_bind_eic_interrupt)(unsigned int irq, unsigned int regset);
 
-	_icctrl_msc = (unsigned long) ioremap (MIPS_MSC01_IC_REG_BASE, 0x40000);
+	_icctrl_msc = (unsigned long) ioremap (icubase, 0x40000);
 
 	/* Reset interrupt controller - initialises all registers to 0 */
 	MSCIC_WRITE(MSC01_IC_RST, MSC01_IC_RST_RST_BIT);
@@ -148,14 +148,14 @@ void __init init_msc_irqs(unsigned int base, msc_irqmap_t *imp, int nirq)
 
 		switch (imp->im_type) {
 		case MSC01_IRQ_EDGE:
-			set_irq_chip(base+n, &msc_edgeirq_type);
+			set_irq_chip(irqbase+n, &msc_edgeirq_type);
 			if (cpu_has_veic)
 				MSCIC_WRITE(MSC01_IC_SUP+n*8, MSC01_IC_SUP_EDGE_BIT);
 			else
 				MSCIC_WRITE(MSC01_IC_SUP+n*8, MSC01_IC_SUP_EDGE_BIT | imp->im_lvl);
 			break;
 		case MSC01_IRQ_LEVEL:
-			set_irq_chip(base+n, &msc_levelirq_type);
+			set_irq_chip(irqbase+n, &msc_levelirq_type);
 			if (cpu_has_veic)
 				MSCIC_WRITE(MSC01_IC_SUP+n*8, 0);
 			else
@@ -163,7 +163,7 @@ void __init init_msc_irqs(unsigned int base, msc_irqmap_t *imp, int nirq)
 		}
 	}
 
-	irq_base = base;
+	irq_base = irqbase;
 
 	MSCIC_WRITE(MSC01_IC_GENA, MSC01_IC_GENA_GENA_BIT);	/* Enable interrupt generation */
 
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 2fe4c868a801..aeded6c17de5 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -28,7 +28,7 @@
 
 static unsigned long irq_map[NR_IRQS / BITS_PER_LONG];
 
-int __devinit allocate_irqno(void)
+int allocate_irqno(void)
 {
 	int irq;
 
@@ -59,7 +59,7 @@ void __init alloc_legacy_irqno(void)
 		BUG_ON(test_and_set_bit(i, irq_map));
 }
 
-void __devinit free_irqno(unsigned int irq)
+void free_irqno(unsigned int irq)
 {
 	smp_mb__before_clear_bit();
 	clear_bit(irq, irq_map);
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 201ae194d1b8..b5a7b46bbc49 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -22,7 +22,6 @@
 #include <linux/ptrace.h>
 #include <linux/audit.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/user.h>
 #include <linux/security.h>
 #include <linux/signal.h>
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 07d67309451a..2a08ce41bf2b 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -12,7 +12,6 @@
 #include <linux/mm.h>
 #include <linux/personality.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/kernel.h>
 #include <linux/signal.h>
 #include <linux/errno.h>
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c
index b9a014411f83..003f8152b9ed 100644
--- a/arch/mips/kernel/signal32.c
+++ b/arch/mips/kernel/signal32.c
@@ -12,7 +12,6 @@
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/kernel.h>
 #include <linux/signal.h>
 #include <linux/syscalls.h>
diff --git a/arch/mips/kernel/signal_n32.c b/arch/mips/kernel/signal_n32.c
index a9202fa95987..4cf9ff24d1f7 100644
--- a/arch/mips/kernel/signal_n32.c
+++ b/arch/mips/kernel/signal_n32.c
@@ -19,7 +19,6 @@
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/kernel.h>
 #include <linux/signal.h>
 #include <linux/errno.h>
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 5dcfab6b288e..b361edb83dc6 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -560,7 +560,7 @@ void smtc_boot_secondary(int cpu, struct task_struct *idle)
 	write_tc_gpr_sp(__KSTK_TOS(idle));
 
 	/* global pointer */
-	write_tc_gpr_gp((unsigned long)idle->thread_info);
+	write_tc_gpr_gp((unsigned long)task_thread_info(idle));
 
 	smtc_status |= SMTC_MTC_ACTIVE;
 	write_tc_c0_tchalt(0);
diff --git a/arch/mips/kernel/stacktrace.c b/arch/mips/kernel/stacktrace.c
index a586aba337a7..ebd9db8d1ece 100644
--- a/arch/mips/kernel/stacktrace.c
+++ b/arch/mips/kernel/stacktrace.c
@@ -31,8 +31,7 @@ static void save_raw_context_stack(struct stack_trace *trace,
 	}
 }
 
-static void save_context_stack(struct stack_trace *trace,
-	struct task_struct *task, struct pt_regs *regs)
+static void save_context_stack(struct stack_trace *trace, struct pt_regs *regs)
 {
 	unsigned long sp = regs->regs[29];
 #ifdef CONFIG_KALLSYMS
@@ -41,7 +40,7 @@ static void save_context_stack(struct stack_trace *trace,
 
 	if (raw_show_trace || !__kernel_text_address(pc)) {
 		unsigned long stack_page =
-			(unsigned long)task_stack_page(task);
+			(unsigned long)task_stack_page(current);
 		if (stack_page && sp >= stack_page &&
 		    sp <= stack_page + THREAD_SIZE - 32)
 			save_raw_context_stack(trace, sp);
@@ -54,7 +53,7 @@ static void save_context_stack(struct stack_trace *trace,
 			trace->entries[trace->nr_entries++] = pc;
 		if (trace->nr_entries >= trace->max_entries)
 			break;
-		pc = unwind_stack(task, &sp, pc, &ra);
+		pc = unwind_stack(current, &sp, pc, &ra);
 	} while (pc);
 #else
 	save_raw_context_stack(trace, sp);
@@ -64,22 +63,13 @@ static void save_context_stack(struct stack_trace *trace,
 /*
  * Save stack-backtrace addresses into a stack_trace buffer.
  */
-void save_stack_trace(struct stack_trace *trace, struct task_struct *task)
+void save_stack_trace(struct stack_trace *trace)
 {
 	struct pt_regs dummyregs;
 	struct pt_regs *regs = &dummyregs;
 
 	WARN_ON(trace->nr_entries || !trace->max_entries);
 
-	if (task && task != current) {
-		regs->regs[29] = task->thread.reg29;
-		regs->regs[31] = 0;
-		regs->cp0_epc = task->thread.reg31;
-	} else {
-		if (!task)
-			task = current;
-		prepare_frametrace(regs);
-	}
-
-	save_context_stack(trace, task, regs);
+	prepare_frametrace(regs);
+	save_context_stack(trace, regs);
 }
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 26e1a7e78d13..9dd5a2df8eac 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -13,7 +13,6 @@
 #include <linux/linkage.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/mman.h>
 #include <linux/ptrace.h>
 #include <linux/sched.h>
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index e5e56bd498db..751b4a18b133 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -306,7 +306,7 @@ static unsigned int __init calibrate_hpt(void)
 
 struct clocksource clocksource_mips = {
 	.name		= "MIPS",
-	.mask		= 0xffffffff,
+	.mask		= CLOCKSOURCE_MASK(32),
 	.flags		= CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 493cb29b8a42..200de027f354 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -16,7 +16,6 @@
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/spinlock.h>
 #include <linux/kallsyms.h>
 #include <linux/bootmem.h>
@@ -928,9 +927,9 @@ asmlinkage void do_reserved(struct pt_regs *regs)
 	      (regs->cp0_cause & 0x7f) >> 2);
 }
 
-asmlinkage void do_default_vi(struct pt_regs *regs)
+static asmlinkage void do_default_vi(void)
 {
-	show_regs(regs);
+	show_regs(get_irq_regs());
 	panic("Caught unexpected vectored interrupt.");
 }
 
@@ -1129,7 +1128,7 @@ void mips_srs_free(int set)
 	clear_bit(set, &sr->sr_allocated);
 }
 
-static void *set_vi_srs_handler(int n, void *addr, int srs)
+static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs)
 {
 	unsigned long handler;
 	unsigned long old_handler = vi_handlers[n];
@@ -1218,7 +1217,7 @@ static void *set_vi_srs_handler(int n, void *addr, int srs)
 	return (void *)old_handler;
 }
 
-void *set_vi_handler(int n, void *addr)
+void *set_vi_handler(int n, vi_handler_t addr)
 {
 	return set_vi_srs_handler(n, addr, 0);
 }
diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c
index 24b7b053cfe9..18c4a3c45a31 100644
--- a/arch/mips/kernel/unaligned.c
+++ b/arch/mips/kernel/unaligned.c
@@ -76,8 +76,7 @@
 #include <linux/module.h>
 #include <linux/signal.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
-
+#include <linux/sched.h>
 #include <asm/asm.h>
 #include <asm/branch.h>
 #include <asm/byteorder.h>
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index 043f637e3d10..9b9992cd562a 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -27,7 +27,7 @@ SECTIONS
   /* read-only */
   _text = .;			/* Text and read-only data */
   .text : {
-    *(.text)
+    TEXT_TEXT
     SCHED_TEXT
     LOCK_TEXT
     *(.fixup)
@@ -62,7 +62,7 @@ SECTIONS
     . = ALIGN(_PAGE_SIZE);
     *(.data.init_task)
 
-    *(.data)
+    DATA_DATA
 
     CONSTRUCTORS
   }