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authorThomas Gleixner <tglx@linutronix.de>2014-05-07 15:44:11 +0000
committerThomas Gleixner <tglx@linutronix.de>2014-05-16 14:05:20 +0200
commitfd5d8abf8bdf9519f40058b5cd24b6ab37b214b4 (patch)
tree13bc81150c329fa17b590b46be165ff806b6b442 /arch/ia64
parenta553b142b8effbfcbba24ebbf8c07a1a86d32ce6 (diff)
downloadlinux-linaro-stable-fd5d8abf8bdf9519f40058b5cd24b6ab37b214b4.tar.gz
ia64: Remove unused check_irq_used()
Just stumbled over it when staring into ia64 irq handling. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Grant Likely <grant.likely@linaro.org> Tested-by: Tony Luck <tony.luck@intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Fenghua Yu <fenghua.yu@intel.com> Link: http://lkml.kernel.org/r/20140507154336.566531793@linutronix.de Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/include/asm/hw_irq.h1
-rw-r--r--arch/ia64/kernel/irq_ia64.c8
2 files changed, 0 insertions, 9 deletions
diff --git a/arch/ia64/include/asm/hw_irq.h b/arch/ia64/include/asm/hw_irq.h
index a681d02cb324..029bab36cd91 100644
--- a/arch/ia64/include/asm/hw_irq.h
+++ b/arch/ia64/include/asm/hw_irq.h
@@ -132,7 +132,6 @@ extern int reserve_irq_vector (int vector);
extern void __setup_vector_irq(int cpu);
extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect);
extern void ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action);
-extern int check_irq_used (int irq);
extern void destroy_and_reserve_irq (unsigned int irq);
#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG))
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 0884f5ecbcc3..5774c3b65fe5 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -93,14 +93,6 @@ static int irq_status[NR_IRQS] = {
[0 ... NR_IRQS -1] = IRQ_UNUSED
};
-int check_irq_used(int irq)
-{
- if (irq_status[irq] == IRQ_USED)
- return 1;
-
- return -1;
-}
-
static inline int find_unassigned_irq(void)
{
int irq;