Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...

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

diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c
index b504def3e346944cc65fad1a5b55cc391f145eb1..2dfac8c79090a248291375e8ed3f392878530ca8 100644 (file)
--- a/arch/cris/kernel/irq.c
+++ b/arch/cris/kernel/irq.c
@@ -2,12 +2,12 @@
  *
  *     linux/arch/cris/kernel/irq.c
  *
- *      Copyright (c) 2000,2001 Axis Communications AB
+ *      Copyright (c) 2000,2007 Axis Communications AB
  *
  *      Authors: Bjorn Wesen (bjornw@axis.com)
  *
  * This file contains the code used by various IRQ handling routines:
- * asking for different IRQ's should be done through these routines
+ * asking for different IRQs should be done through these routines
  * instead of just grabbing them. Thus setups with different IRQ numbers
  * shouldn't result in any weird surprises, and installing new handlers
  * should be easier.
@@ -15,11 +15,10 @@
  */
 
 /*
- * IRQ's are in fact implemented a bit like signal handlers for the kernel.
+ * IRQs are in fact implemented a bit like signal handlers for the kernel.
  * Naturally it's not a 1:1 relation, but there are similarities.
  */
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/ptrace.h>
 #include <linux/irq.h>
@@ -69,7 +68,7 @@ int show_interrupts(struct seq_file *p, void *v)
                for_each_online_cpu(j)
                        seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
 #endif
-               seq_printf(p, " %14s", irq_desc[i].handler->typename);
+               seq_printf(p, " %14s", irq_desc[i].chip->typename);
                seq_printf(p, "  %s", action->name);
 
                for (action=action->next; action; action = action->next)
@@ -84,23 +83,25 @@ skip:
 
 
 /* called by the assembler IRQ entry functions defined in irq.h
- * to dispatch the interrupts to registred handlers
+ * to dispatch the interrupts to registered handlers
  * interrupts are disabled upon entry - depending on if the
- * interrupt was registred with SA_INTERRUPT or not, interrupts
+ * interrupt was registered with IRQF_DISABLED or not, interrupts
  * are re-enabled or not.
  */
 
 asmlinkage void do_IRQ(int irq, struct pt_regs * regs)
 {
        unsigned long sp;
+       struct pt_regs *old_regs = set_irq_regs(regs);
        irq_enter();
        sp = rdsp();
        if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) {
                printk("do_IRQ: stack overflow: %lX\n", sp);
                show_stack(NULL, (unsigned long *)sp);
        }
-       __do_IRQ(irq, regs);
+       __do_IRQ(irq);
         irq_exit();
+       set_irq_regs(old_regs);
 }
 
 void weird_irq(void)