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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>
This commit is contained in:
Thomas Gleixner 2014-05-07 15:44:11 +00:00
parent a553b142b8
commit fd5d8abf8b
2 changed files with 0 additions and 9 deletions
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1
arch/ia64/include/asm/hw_irq.h
View File

@ -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))

8
arch/ia64/kernel/irq_ia64.c
View File

@ -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;