[Patch Part3 v4 31/38] x86, irq: Change functions only used in vector.c as static

[Jiang Liu]

Function {assign|clear}_irq_vector() and apic_retrigger_irq() are only
used in file vector.c, so change them as static.

Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
Tested-by: Joerg Roedel <jroedel@xxxxxxx>
---
 arch/x86/include/asm/hw_irq.h |    3 ---
 arch/x86/kernel/apic/vector.c |    7 ++++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index a88f5b325bf2..ea9aebc65ff6 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -188,8 +188,6 @@ extern struct irq_cfg *irq_cfg(unsigned int irq);
 extern struct irq_cfg *irqd_cfg(struct irq_data *irq_data);
 extern void lock_vector_lock(void);
 extern void unlock_vector_lock(void);
-extern int assign_irq_vector(int, struct irq_cfg *, const struct cpumask *);
-extern void clear_irq_vector(int irq, struct irq_cfg *cfg);
 extern void setup_vector_irq(int cpu);
 #ifdef CONFIG_SMP
 extern void send_cleanup_vector(struct irq_cfg *);
@@ -199,7 +197,6 @@ static inline void send_cleanup_vector(struct irq_cfg *c) { }
 static inline void irq_complete_move(struct irq_cfg *c) { }
 #endif
 
-extern int apic_retrigger_irq(struct irq_data *data);
 extern void apic_ack_edge(struct irq_data *data);
 extern int apic_set_affinity(struct irq_data *data, const struct cpumask *mask,
 			     unsigned int *dest_id);
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 8467ca47bd4a..fba4958b6139 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -185,7 +185,8 @@ next:
 	return err;
 }
 
-int assign_irq_vector(int irq, struct irq_cfg *cfg, const struct cpumask *mask)
+static int assign_irq_vector(int irq, struct irq_cfg *cfg,
+			     const struct cpumask *mask)
 {
 	int err;
 	unsigned long flags;
@@ -196,7 +197,7 @@ int assign_irq_vector(int irq, struct irq_cfg *cfg, const struct cpumask *mask)
 	return err;
 }
 
-void clear_irq_vector(int irq, struct irq_cfg *cfg)
+static void clear_irq_vector(int irq, struct irq_cfg *cfg)
 {
 	int cpu, vector;
 	unsigned long flags;
@@ -441,7 +442,7 @@ void setup_vector_irq(int cpu)
 	__setup_vector_irq(cpu);
 }
 
-int apic_retrigger_irq(struct irq_data *data)
+static int apic_retrigger_irq(struct irq_data *data)
 {
 	struct irq_cfg *cfg = irqd_cfg(data);
 	unsigned long flags;
-- 
1.7.10.4

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