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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-06 14:09:41 -0800
committerIngo Molnar <mingo@elte.hu>2009-02-09 12:16:05 +0100
commit7c1d7cdcef1b54f4a78892b6b99d19f12c4f398e (patch)
treeb682c8a8d4ee0cf00de2ee6d00cd8fea37ad6339 /arch/x86/kernel/irq_32.c
parent9b2b76a3344146c4d8d300874e73af8161204f87 (diff)
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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_32.c')
-rw-r--r--arch/x86/kernel/irq_32.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c
index 61f09fb..4beb9a1 100644
--- a/arch/x86/kernel/irq_32.c
+++ b/arch/x86/kernel/irq_32.c
@@ -211,33 +211,6 @@ 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).
- */
-unsigned int do_IRQ(struct pt_regs *regs)
-{
- struct pt_regs *old_regs;
- /* high bit used in ret_from_ code */
- unsigned vector = ~regs->orig_ax;
- unsigned irq;
-
- old_regs = set_irq_regs(regs);
- irq_enter();
- irq = __get_cpu_var(vector_irq)[vector];
-
- if (!handle_irq(irq, regs)) {
- printk(KERN_EMERG "%s: cannot handle IRQ %d vector %#x cpu %d\n",
- __func__, irq, vector, smp_processor_id());
- BUG();
- }
-
- irq_exit();
- set_irq_regs(old_regs);
- return 1;
-}
-
#ifdef CONFIG_HOTPLUG_CPU
#include <asm/genapic.h>