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Diffstat (limited to 'arch/i386/kernel/irq.c')
-rw-r--r--arch/i386/kernel/irq.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c
index 5fe547cd8f9..3dd2e180151 100644
--- a/arch/i386/kernel/irq.c
+++ b/arch/i386/kernel/irq.c
@@ -55,6 +55,7 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
{
/* high bit used in ret_from_ code */
int irq = ~regs->orig_eax;
+ struct irq_desc *desc = irq_desc + irq;
#ifdef CONFIG_4KSTACKS
union irq_ctx *curctx, *irqctx;
u32 *isp;
@@ -94,7 +95,7 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
* current stack (which is the irq stack already after all)
*/
if (curctx != irqctx) {
- int arg1, arg2, ebx;
+ int arg1, arg2, arg3, ebx;
/* build the stack frame on the IRQ stack */
isp = (u32*) ((char*)irqctx + sizeof(*irqctx));
@@ -110,16 +111,17 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
(curctx->tinfo.preempt_count & SOFTIRQ_MASK);
asm volatile(
- " xchgl %%ebx,%%esp \n"
- " call __do_IRQ \n"
+ " xchgl %%ebx,%%esp \n"
+ " call *%%edi \n"
" movl %%ebx,%%esp \n"
- : "=a" (arg1), "=d" (arg2), "=b" (ebx)
- : "0" (irq), "1" (regs), "2" (isp)
- : "memory", "cc", "ecx"
+ : "=a" (arg1), "=d" (arg2), "=c" (arg3), "=b" (ebx)
+ : "0" (irq), "1" (desc), "2" (regs), "3" (isp),
+ "D" (desc->handle_irq)
+ : "memory", "cc"
);
} else
#endif
- __do_IRQ(irq, regs);
+ desc->handle_irq(irq, desc, regs);
irq_exit();
@@ -253,7 +255,8 @@ 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].chip->typename);
+ seq_printf(p, " %8s", irq_desc[i].chip->name);
+ seq_printf(p, "-%s", handle_irq_name(irq_desc[i].handle_irq));
seq_printf(p, " %s", action->name);
for (action=action->next; action; action = action->next)