i2o: Fix 32/64bit DMA locking

[linux-2.6-omap-h63xx.git] / kernel / irq / handle.c

diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 515ad40bde15a874ea7471ceef32f8978a317cfd..5fa6198e91394a935bcb8f51d70cdef9222c261f 100644 (file)
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -22,11 +22,10 @@
  * handle_bad_irq - handle spurious and unhandled irqs
  * @irq:       the interrupt number
  * @desc:      description of the interrupt
- * @regs:      pointer to a register structure
  *
  * Handles spurious and unhandled IRQ's. It also prints a debugmessage.
  */
-void fastcall
+void
 handle_bad_irq(unsigned int irq, struct irq_desc *desc)
 {
        print_irq_desc(irq, desc);
@@ -164,7 +163,7 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action)
  * This is the original x86 implementation which is used for every
  * interrupt type.
  */
-fastcall unsigned int __do_IRQ(unsigned int irq)
+unsigned int __do_IRQ(unsigned int irq)
 {
        struct irq_desc *desc = irq_desc + irq;
        struct irqaction *action;
@@ -179,7 +178,11 @@ fastcall unsigned int __do_IRQ(unsigned int irq)
                 */
                if (desc->chip->ack)
                        desc->chip->ack(irq);
-               action_ret = handle_IRQ_event(irq, desc->action);
+               if (likely(!(desc->status & IRQ_DISABLED))) {
+                       action_ret = handle_IRQ_event(irq, desc->action);
+                       if (!noirqdebug)
+                               note_interrupt(irq, desc, action_ret);
+               }
                desc->chip->end(irq);
                return 1;
        }