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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-07 01:09:41 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-09 14:16:05 +0300 |
| commit | 7c1d7cdcef1b54f4a78892b6b99d19f12c4f398e (patch) | |
| tree | b682c8a8d4ee0cf00de2ee6d00cd8fea37ad6339 /arch/x86/kernel/irq_64.c | |
| parent | 9b2b76a3344146c4d8d300874e73af8161204f87 (diff) | |
| download | linux-7c1d7cdcef1b54f4a78892b6b99d19f12c4f398e.tar.xz | |
x86: unify do_IRQ()
With the differences in interrupt handling hoisted into handle_irq(),
do_IRQ is more or less identical between 32 and 64 bit, so unify it.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/irq_64.c')
| -rw-r--r-- | arch/x86/kernel/irq_64.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index a93f3b0dc7f2..977d8b43a0dd 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -62,39 +62,6 @@ bool handle_irq(unsigned irq, struct pt_regs *regs) return true; } -/* - * do_IRQ handles all normal device IRQ's (the special - * SMP cross-CPU interrupts have their own specific - * handlers). - */ -asmlinkage unsigned int __irq_entry do_IRQ(struct pt_regs *regs) -{ - struct pt_regs *old_regs = set_irq_regs(regs); - - /* high bit used in ret_from_ code */ - unsigned vector = ~regs->orig_ax; - unsigned irq; - - exit_idle(); - irq_enter(); - - irq = __get_cpu_var(vector_irq)[vector]; - - if (!handle_irq(irq, regs)) { - if (!disable_apic) - ack_APIC_irq(); - - if (printk_ratelimit()) - printk(KERN_EMERG "%s: %d.%d No irq handler for vector\n", - __func__, smp_processor_id(), vector); - } - - irq_exit(); - - set_irq_regs(old_regs); - return 1; -} - #ifdef CONFIG_HOTPLUG_CPU /* A cpu has been removed from cpu_online_mask. Reset irq affinities. */ void fixup_irqs(void) |