1 files changed, 9 insertions, 7 deletions

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index b7117e81ac56..fcce5181e453 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -114,7 +114,7 @@ void enable_irq(unsigned int irq)
         spin_lock_irqsave(&desc->lock, flags);
         switch (desc->depth) {
         case 0:
-                printk(KERN_WARNING "Unablanced enable_irq(%d)\n", irq);
+                printk(KERN_WARNING "Unbalanced enable for IRQ %d\n", irq);
                 WARN_ON(1);
                 break;
         case 1: {
@@ -236,7 +236,8 @@ int setup_irq(unsigned int irq, struct irqaction *new)
 
 #if defined(CONFIG_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
                 /* All handlers must agree on per-cpuness */
-                if ((old->flags & IRQ_PER_CPU) != (new->flags & IRQ_PER_CPU))
+                if ((old->flags & SA_PERCPU_IRQ) !=
+                    (new->flags & SA_PERCPU_IRQ))
                         goto mismatch;
 #endif
 
@@ -266,9 +267,10 @@ int setup_irq(unsigned int irq, struct irqaction *new)
                                  * SA_TRIGGER_* but the PIC does not support
                                  * multiple flow-types?
                                  */
-                                printk(KERN_WARNING "setup_irq(%d) SA_TRIGGER"
-                                       "set. No set_type function available\n",
-                                       irq);
+                                printk(KERN_WARNING "No SA_TRIGGER set_type "
+                                       "function for IRQ %d (%s)\n", irq,
+                                       desc->chip ? desc->chip->name :
+                                       "unknown");
                 } else
                         compat_irq_chip_set_default_handler(desc);
 
@@ -298,7 +300,7 @@ int setup_irq(unsigned int irq, struct irqaction *new)
 mismatch:
         spin_unlock_irqrestore(&desc->lock, flags);
         if (!(new->flags & SA_PROBEIRQ)) {
-                printk(KERN_ERR "%s: irq handler mismatch\n", __FUNCTION__);
+                printk(KERN_ERR "IRQ handler type mismatch for IRQ %d\n", irq);
                 dump_stack();
         }
         return -EBUSY;
@@ -365,7 +367,7 @@ void free_irq(unsigned int irq, void *dev_id)
                         kfree(action);
                         return;
                 }
-                printk(KERN_ERR "Trying to free free IRQ%d\n", irq);
+                printk(KERN_ERR "Trying to free already-free IRQ %d\n", irq);
                 spin_unlock_irqrestore(&desc->lock, flags);
                 return;
         }