5 files changed, 27 insertions, 25 deletions

diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index a38cb5036df0..4dcb8af94090 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -756,7 +756,7 @@ void handler_irq(int irq, struct pt_regs *regs)
                 clear_softint(clr_mask);
         }
 #else
-        int should_forward = 1;
+        int should_forward = 0;
 
         clear_softint(1 << irq);
 #endif
@@ -1007,10 +1007,10 @@ static int retarget_one_irq(struct irqaction *p, int goal_cpu)
         }
         upa_writel(tid | IMAP_VALID, imap);
 
-        while (!cpu_online(goal_cpu)) {
+        do {
                 if (++goal_cpu >= NR_CPUS)
                         goal_cpu = 0;
-        }
+        } while (!cpu_online(goal_cpu));
 
         return goal_cpu;
 }
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 26d3ec41da1c..a0cd2b2494d6 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -62,9 +62,6 @@ void default_idle(void)
  */
 void cpu_idle(void)
 {
-        if (current->pid != 0)
-                return;
-
         /* endless idle loop with no priority at all */
         for (;;) {
                 /* If current->work.need_resched is zero we should really
@@ -80,7 +77,6 @@ void cpu_idle(void)
                 schedule();
                 check_pgt_cache();
         }
-        return;
 }
 
 #else
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index 5f080cf04b33..80a76e2ad732 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -19,6 +19,7 @@
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
 #include <linux/security.h>
+#include <linux/signal.h>
 
 #include <asm/asi.h>
 #include <asm/pgtable.h>
@@ -559,7 +560,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                 addr = 1;
 
         case PTRACE_CONT: { /* restart after signal. */
-                if (data > _NSIG) {
+                if (!valid_signal(data)) {
                         pt_error_return(regs, EIO);
                         goto out_tsk;
                 }
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index cad5a1122800..e78cc53594fa 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -278,7 +278,7 @@ EXPORT_SYMBOL(verify_compat_iovec);
 
 EXPORT_SYMBOL(dump_thread);
 EXPORT_SYMBOL(dump_fpu);
-EXPORT_SYMBOL(__pte_alloc_one_kernel);
+EXPORT_SYMBOL(pte_alloc_one_kernel);
 #ifndef CONFIG_SMP
 EXPORT_SYMBOL(pgt_quicklists);
 #endif
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index 6a717d4d2bc5..71b4e3807694 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -48,7 +48,7 @@
 
 DEFINE_SPINLOCK(mostek_lock);
 DEFINE_SPINLOCK(rtc_lock);
-unsigned long mstk48t02_regs = 0UL;
+void __iomem *mstk48t02_regs = NULL;
 #ifdef CONFIG_PCI
 unsigned long ds1287_regs = 0UL;
 #endif
@@ -59,8 +59,8 @@ u64 jiffies_64 = INITIAL_JIFFIES;
 
 EXPORT_SYMBOL(jiffies_64);
 
-static unsigned long mstk48t08_regs = 0UL;
-static unsigned long mstk48t59_regs = 0UL;
+static void __iomem *mstk48t08_regs;
+static void __iomem *mstk48t59_regs;
 
 static int set_rtc_mmss(unsigned long);
 
@@ -520,7 +520,7 @@ void timer_tick_interrupt(struct pt_regs *regs)
 /* Kick start a stopped clock (procedure from the Sun NVRAM/hostid FAQ). */
 static void __init kick_start_clock(void)
 {
-        unsigned long regs = mstk48t02_regs;
+        void __iomem *regs = mstk48t02_regs;
         u8 sec, tmp;
         int i, count;
 
@@ -604,7 +604,7 @@ static void __init kick_start_clock(void)
 /* Return nonzero if the clock chip battery is low. */
 static int __init has_low_battery(void)
 {
-        unsigned long regs = mstk48t02_regs;
+        void __iomem *regs = mstk48t02_regs;
         u8 data1, data2;
 
         spin_lock_irq(&mostek_lock);
@@ -623,7 +623,7 @@ static int __init has_low_battery(void)
 static void __init set_system_time(void)
 {
         unsigned int year, mon, day, hour, min, sec;
-        unsigned long mregs = mstk48t02_regs;
+        void __iomem *mregs = mstk48t02_regs;
 #ifdef CONFIG_PCI
         unsigned long dregs = ds1287_regs;
 #else
@@ -843,7 +843,8 @@ void __init clock_probe(void)
                             !strcmp(model, "m5823")) {
                                 ds1287_regs = edev->resource[0].start;
                         } else {
-                                mstk48t59_regs = edev->resource[0].start;
+                                mstk48t59_regs = (void __iomem *)
+                                        edev->resource[0].start;
                                 mstk48t02_regs = mstk48t59_regs + MOSTEK_48T59_48T02;
                         }
                         break;
@@ -865,7 +866,8 @@ try_isa_clock:
                             !strcmp(model, "m5823")) {
                                 ds1287_regs = isadev->resource.start;
                         } else {
-                                mstk48t59_regs = isadev->resource.start;
+                                mstk48t59_regs = (void __iomem *)
+                                        isadev->resource.start;
                                 mstk48t02_regs = mstk48t59_regs + MOSTEK_48T59_48T02;
                         }
                         break;
@@ -893,21 +895,24 @@ try_isa_clock:
                 }
 
                 if(model[5] == '0' && model[6] == '2') {
-                        mstk48t02_regs = (((u64)clk_reg[0].phys_addr) |
-                                          (((u64)clk_reg[0].which_io)<<32UL));
+                        mstk48t02_regs = (void __iomem *)
+                                (((u64)clk_reg[0].phys_addr) |
+                                 (((u64)clk_reg[0].which_io)<<32UL));
                 } else if(model[5] == '0' && model[6] == '8') {
-                        mstk48t08_regs = (((u64)clk_reg[0].phys_addr) |
-                                          (((u64)clk_reg[0].which_io)<<32UL));
+                        mstk48t08_regs = (void __iomem *)
+                                (((u64)clk_reg[0].phys_addr) |
+                                 (((u64)clk_reg[0].which_io)<<32UL));
                         mstk48t02_regs = mstk48t08_regs + MOSTEK_48T08_48T02;
                 } else {
-                        mstk48t59_regs = (((u64)clk_reg[0].phys_addr) |
-                                          (((u64)clk_reg[0].which_io)<<32UL));
+                        mstk48t59_regs = (void __iomem *)
+                                (((u64)clk_reg[0].phys_addr) |
+                                 (((u64)clk_reg[0].which_io)<<32UL));
                         mstk48t02_regs = mstk48t59_regs + MOSTEK_48T59_48T02;
                 }
                 break;
         }
 
-        if (mstk48t02_regs != 0UL) {
+        if (mstk48t02_regs != NULL) {
                 /* Report a low battery voltage condition. */
                 if (has_low_battery())
                         prom_printf("NVRAM: Low battery voltage!\n");
@@ -1087,7 +1092,7 @@ unsigned long long sched_clock(void)
 static int set_rtc_mmss(unsigned long nowtime)
 {
         int real_seconds, real_minutes, chip_minutes;
-        unsigned long mregs = mstk48t02_regs;
+        void __iomem *mregs = mstk48t02_regs;
 #ifdef CONFIG_PCI
         unsigned long dregs = ds1287_regs;
 #else