linux-kernel - [RFC v1 25/28] x86, irq: Change functions only used in vector.c as static

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Message-Id: <1411743478-31435-26-git-send-email-jiang.liu@linux.intel.com>
Date:	Fri, 26 Sep 2014 22:57:55 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>,
	Grant Likely <grant.likely@...aro.org>
Cc:	Jiang Liu <jiang.liu@...ux.intel.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Joerg Roedel <joro@...tes.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-acpi@...r.kernel.org
Subject: [RFC v1 25/28] x86, irq: Change functions only used in vector.c as static

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@...ux.intel.com>
---
 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 9f8436fb3770..fdf8300dcc29 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -180,13 +180,10 @@ 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);
 extern void send_cleanup_vector(struct irq_cfg *);
 extern void irq_complete_move(struct irq_cfg *cfg);
 
-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 f21820622edf..ec2b991884f2 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;
@@ -435,7 +436,7 @@ 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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