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x86: unify smp_intr_init() in irqinit_{32,64}.h
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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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Pekka Enberg authored and Ingo Molnar committed Apr 10, 2009
1 parent d3496c8 commit b0096bb
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Showing 2 changed files with 7 additions and 3 deletions.
8 changes: 5 additions & 3 deletions arch/x86/kernel/irqinit_32.c
Original file line number Diff line number Diff line change
Expand Up @@ -123,7 +123,8 @@ void init_IRQ(void) __attribute__((weak, alias("native_init_IRQ")));

static void __init smp_intr_init(void)
{
#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_SMP)
#ifdef CONFIG_SMP
#if defined(CONFIG_X86_64) || defined(CONFIG_X86_LOCAL_APIC)
/*
* The reschedule interrupt is a CPU-to-CPU reschedule-helper
* IPI, driven by wakeup.
Expand All @@ -143,14 +144,15 @@ static void __init smp_intr_init(void)
/* IPI for generic function call */
alloc_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);

/* IPI for single call function */
/* IPI for generic single function call */
alloc_intr_gate(CALL_FUNCTION_SINGLE_VECTOR,
call_function_single_interrupt);
call_function_single_interrupt);

/* Low priority IPI to cleanup after moving an irq */
set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
set_bit(IRQ_MOVE_CLEANUP_VECTOR, used_vectors);
#endif
#endif /* CONFIG_SMP */
}

/**
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2 changes: 2 additions & 0 deletions arch/x86/kernel/irqinit_64.c
Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,7 @@ void init_IRQ(void) __attribute__((weak, alias("native_init_IRQ")));
static void __init smp_intr_init(void)
{
#ifdef CONFIG_SMP
#if defined(CONFIG_X86_64) || defined(CONFIG_X86_LOCAL_APIC)
/*
* The reschedule interrupt is a CPU-to-CPU reschedule-helper
* IPI, driven by wakeup.
Expand Down Expand Up @@ -134,6 +135,7 @@ static void __init smp_intr_init(void)
set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
set_bit(IRQ_MOVE_CLEANUP_VECTOR, used_vectors);
#endif
#endif /* CONFIG_SMP */
}

static void __init apic_intr_init(void)
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