Commit aefc1155 authored by Dr. David Alan Gilbert's avatar Dr. David Alan Gilbert Committed by Thomas Gleixner
Browse files

genirq: Remove unused remove_percpu_irq() 



remove_percpu_irq() has been unused since it was added in 2011 by
commit 31d9d9b6 ("genirq: Add support for per-cpu dev_id interrupts")

Remove it.

Signed-off-by: default avatarDr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250420164656.112641-1-linux@treblig.org
parent 10436121

include/linux/irq.h

+0 −1
Original line number Diff line number Diff line
@@ -597,7 +597,6 @@ enum { 


struct irqaction;

extern int setup_percpu_irq(unsigned int irq, struct irqaction *new);

extern void remove_percpu_irq(unsigned int irq, struct irqaction *act);



#ifdef CONFIG_DEPRECATED_IRQ_CPU_ONOFFLINE

extern void irq_cpu_online(void);

kernel/irq/manage.c

+0 −15
Original line number Diff line number Diff line
@@ -2377,21 +2377,6 @@ static struct irqaction *__free_percpu_irq(unsigned int irq, void __percpu *dev_ 
	return action;

}



/**

 * remove_percpu_irq - free a per-cpu interrupt

 * @irq:	Interrupt line to free

 * @act:	irqaction for the interrupt

 *

 * Used to remove interrupts statically setup by the early boot process.

 */

void remove_percpu_irq(unsigned int irq, struct irqaction *act)

{

	struct irq_desc *desc = irq_to_desc(irq);



	if (desc && irq_settings_is_per_cpu_devid(desc))

		__free_percpu_irq(irq, act->percpu_dev_id);

}



/**

 * free_percpu_irq - free an interrupt allocated with request_percpu_irq

 * @irq:	Interrupt line to free