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author | Thomas Gleixner <tglx@linutronix.de> | 2014-05-07 17:44:11 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2014-05-16 14:05:20 +0200 |
commit | fd5d8abf8bdf9519f40058b5cd24b6ab37b214b4 (patch) | |
tree | 13bc81150c329fa17b590b46be165ff806b6b442 /arch/ia64 | |
parent | iommu: dmar: Provide arch specific irq allocation (diff) | |
download | linux-fd5d8abf8bdf9519f40058b5cd24b6ab37b214b4.tar.xz linux-fd5d8abf8bdf9519f40058b5cd24b6ab37b214b4.zip |
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.h | 1 | ||||
-rw-r--r-- | arch/ia64/kernel/irq_ia64.c | 8 |
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; |