[patch 2/5] x2apic, IR: Fix compiler warning with !CONFIG_INTR_REMAP

From: Suresh Siddha
Date: Mon Apr 20 2009 - 16:16:57 EST


Fix complier warning:
arch/x86/kernel/apic/io_apic.c:2543: warning: `eoi_ioapic_irq' defined but not used

Signed-off-by: Suresh Siddha <suresh.b.siddha@xxxxxxxxx>
Cc: Weidong Han <weidong.han@xxxxxxxxx>
---

Index: tip/arch/x86/kernel/apic/io_apic.c
===================================================================
--- tip.orig/arch/x86/kernel/apic/io_apic.c
+++ tip/arch/x86/kernel/apic/io_apic.c
@@ -2518,39 +2518,6 @@ static void irq_complete_move(struct irq
static inline void irq_complete_move(struct irq_desc **descp) {}
#endif

-static void __eoi_ioapic_irq(unsigned int irq, struct irq_cfg *cfg)
-{
- int apic, pin;
- struct irq_pin_list *entry;
-
- entry = cfg->irq_2_pin;
- for (;;) {
-
- if (!entry)
- break;
-
- apic = entry->apic;
- pin = entry->pin;
- io_apic_eoi(apic, pin);
- entry = entry->next;
- }
-}
-
-static void
-eoi_ioapic_irq(struct irq_desc *desc)
-{
- struct irq_cfg *cfg;
- unsigned long flags;
- unsigned int irq;
-
- irq = desc->irq;
- cfg = desc->chip_data;
-
- spin_lock_irqsave(&ioapic_lock, flags);
- __eoi_ioapic_irq(irq, cfg);
- spin_unlock_irqrestore(&ioapic_lock, flags);
-}
-
static void ack_apic_edge(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc(irq);
@@ -2660,6 +2627,39 @@ static void ack_apic_level(unsigned int
}

#ifdef CONFIG_INTR_REMAP
+static void __eoi_ioapic_irq(unsigned int irq, struct irq_cfg *cfg)
+{
+ int apic, pin;
+ struct irq_pin_list *entry;
+
+ entry = cfg->irq_2_pin;
+ for (;;) {
+
+ if (!entry)
+ break;
+
+ apic = entry->apic;
+ pin = entry->pin;
+ io_apic_eoi(apic, pin);
+ entry = entry->next;
+ }
+}
+
+static void
+eoi_ioapic_irq(struct irq_desc *desc)
+{
+ struct irq_cfg *cfg;
+ unsigned long flags;
+ unsigned int irq;
+
+ irq = desc->irq;
+ cfg = desc->chip_data;
+
+ spin_lock_irqsave(&ioapic_lock, flags);
+ __eoi_ioapic_irq(irq, cfg);
+ spin_unlock_irqrestore(&ioapic_lock, flags);
+}
+
static void ir_ack_apic_edge(unsigned int irq)
{
ack_APIC_irq();

--

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