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x86: introduce smp_intr_init() in irqinit_32.c
Impact: cleanup Reviewed-by Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -121,6 +121,38 @@ static void __init init_ISA_irqs(void)
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/* Overridden in paravirt.c */
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void init_IRQ(void) __attribute__((weak, alias("native_init_IRQ")));
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static void __init smp_intr_init(void)
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{
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#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_SMP)
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/*
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* The reschedule interrupt is a CPU-to-CPU reschedule-helper
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* IPI, driven by wakeup.
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*/
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alloc_intr_gate(RESCHEDULE_VECTOR, reschedule_interrupt);
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/* IPIs for invalidation */
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+0, invalidate_interrupt0);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+1, invalidate_interrupt1);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+2, invalidate_interrupt2);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+3, invalidate_interrupt3);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+4, invalidate_interrupt4);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+5, invalidate_interrupt5);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+6, invalidate_interrupt6);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+7, invalidate_interrupt7);
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/* IPI for generic function call */
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alloc_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
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/* IPI for single call function */
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alloc_intr_gate(CALL_FUNCTION_SINGLE_VECTOR,
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call_function_single_interrupt);
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/* Low priority IPI to cleanup after moving an irq */
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set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
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set_bit(IRQ_MOVE_CLEANUP_VECTOR, used_vectors);
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#endif
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}
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/**
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* x86_quirk_pre_intr_init - initialisation prior to setting up interrupt vectors
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*
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@ -158,34 +190,7 @@ void __init native_init_IRQ(void)
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}
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#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_SMP)
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/*
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* The reschedule interrupt is a CPU-to-CPU reschedule-helper
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* IPI, driven by wakeup.
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*/
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alloc_intr_gate(RESCHEDULE_VECTOR, reschedule_interrupt);
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/* IPIs for invalidation */
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+0, invalidate_interrupt0);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+1, invalidate_interrupt1);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+2, invalidate_interrupt2);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+3, invalidate_interrupt3);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+4, invalidate_interrupt4);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+5, invalidate_interrupt5);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+6, invalidate_interrupt6);
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alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+7, invalidate_interrupt7);
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/* IPI for generic function call */
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alloc_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
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/* IPI for single call function */
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alloc_intr_gate(CALL_FUNCTION_SINGLE_VECTOR,
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call_function_single_interrupt);
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/* Low priority IPI to cleanup after moving an irq */
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set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
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set_bit(IRQ_MOVE_CLEANUP_VECTOR, used_vectors);
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#endif
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smp_intr_init();
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#ifdef CONFIG_X86_LOCAL_APIC
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/* self generated IPI for local APIC timer */
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