[PATCH 38/79] [PATCH] move smp_intr_init away from smpboot_32.c

[Glauber de Oliveira Costa]

From: Glauber Costa <gcosta@xxxxxxxxxx>

We move it to apic_32.c, since it's irq related anyway,
and only called from that file.

Signed-off-by: Glauber Costa <gcosta@xxxxxxxxxx>
---
 arch/x86/kernel/apic_32.c    |   23 +++++++++++++++++++++++
 arch/x86/kernel/smpboot_32.c |   21 ---------------------
 2 files changed, 23 insertions(+), 21 deletions(-)

diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 6aa93db..c32cc0f 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -1317,6 +1317,29 @@ void smp_error_interrupt(struct pt_regs *regs)
 	irq_exit();
 }
 
+#ifdef CONFIG_SMP
+void __init smp_intr_init(void)
+{
+	/*
+	 * IRQ0 must be given a fixed assignment and initialized,
+	 * because it's used before the IO-APIC is set up.
+	 */
+	set_intr_gate(FIRST_DEVICE_VECTOR, interrupt[0]);
+
+	/*
+	 * The reschedule interrupt is a CPU-to-CPU reschedule-helper
+	 * IPI, driven by wakeup.
+	 */
+	set_intr_gate(RESCHEDULE_VECTOR, reschedule_interrupt);
+
+	/* IPI for invalidation */
+	set_intr_gate(INVALIDATE_TLB_VECTOR, invalidate_interrupt);
+
+	/* IPI for generic function call */
+	set_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
+}
+#endif
+
 /*
  * Initialize APIC interrupts
  */
diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index 1736404..87c9a75 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -968,24 +968,3 @@ void __init native_smp_cpus_done(unsigned int max_cpus)
 #endif
 	zap_low_mappings();
 }
-
-void __init smp_intr_init(void)
-{
-	/*
-	 * IRQ0 must be given a fixed assignment and initialized,
-	 * because it's used before the IO-APIC is set up.
-	 */
-	set_intr_gate(FIRST_DEVICE_VECTOR, interrupt[0]);
-
-	/*
-	 * The reschedule interrupt is a CPU-to-CPU reschedule-helper
-	 * IPI, driven by wakeup.
-	 */
-	set_intr_gate(RESCHEDULE_VECTOR, reschedule_interrupt);
-
-	/* IPI for invalidation */
-	set_intr_gate(INVALIDATE_TLB_VECTOR, invalidate_interrupt);
-
-	/* IPI for generic function call */
-	set_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
-}
-- 
1.5.0.6

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