1 files changed, 16 insertions, 2 deletions

diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index eac7da772fc2..d2d41d046657 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -37,7 +37,15 @@ void ack_bad_irq(unsigned int irq)
  */
 static int show_other_interrupts(struct seq_file *p, int prec)
 {
+        int j;
+
+        seq_printf(p, "%*s: ", prec, "NMI");
+        for_each_online_cpu(j)
+                seq_printf(p, "%10u ", irq_stat[j].__nmi_count);
+        seq_printf(p, "  Non-maskable interrupts\n");
+
         seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
+
         return 0;
 }
 
@@ -68,7 +76,7 @@ int show_interrupts(struct seq_file *p, void *v)
         if (!desc)
                 return 0;
 
-        spin_lock_irqsave(&desc->lock, flags);
+        raw_spin_lock_irqsave(&desc->lock, flags);
         for_each_online_cpu(j)
                 any_count |= kstat_irqs_cpu(i, j);
         action = desc->action;
@@ -89,7 +97,7 @@ int show_interrupts(struct seq_file *p, void *v)
 
         seq_putc(p, '\n');
 out:
-        spin_unlock_irqrestore(&desc->lock, flags);
+        raw_spin_unlock_irqrestore(&desc->lock, flags);
         return 0;
 }
 #endif
@@ -255,6 +263,12 @@ void __init init_IRQ(void)
 {
         plat_irq_setup();
 
+        /*
+         * Pin any of the legacy IRQ vectors that haven't already been
+         * grabbed by the platform
+         */
+        reserve_irq_legacy();
+
         /* Perform the machine specific initialisation */
         if (sh_mv.mv_init_irq)
                 sh_mv.mv_init_irq();