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Commit a71b092a authored by Marc Zyngier's avatar Marc Zyngier Committed by Jason Cooper
Browse files

ARM: Convert handle_IRQ to use __handle_domain_irq 



In order to limit code duplication, convert the architecture specific
handle_IRQ to use the generic __handle_domain_irq function.

Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
Link: https://lkml.kernel.org/r/1409047421-27649-4-git-send-email-marc.zyngier@arm.com


Signed-off-by: default avatarJason Cooper <jason@lakedaemon.net>
parent a1ddc74a

arch/arm/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ config ARM 
	select GENERIC_SMP_IDLE_THREAD

	select GENERIC_STRNCPY_FROM_USER

	select GENERIC_STRNLEN_USER

	select HANDLE_DOMAIN_IRQ

	select HARDIRQS_SW_RESEND

	select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)

	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL

arch/arm/kernel/irq.c

+1 −18
Original line number Diff line number Diff line
@@ -65,24 +65,7 @@ int arch_show_interrupts(struct seq_file *p, int prec) 
 */

void handle_IRQ(unsigned int irq, struct pt_regs *regs)

{

	struct pt_regs *old_regs = set_irq_regs(regs);



	irq_enter();



	/*

	 * Some hardware gives randomly wrong interrupts.  Rather

	 * than crashing, do something sensible.

	 */

	if (unlikely(irq >= nr_irqs)) {

		if (printk_ratelimit())

			printk(KERN_WARNING "Bad IRQ%u\n", irq);

		ack_bad_irq(irq);

	} else {

		generic_handle_irq(irq);

	}



	irq_exit();

	set_irq_regs(old_regs);

	__handle_domain_irq(NULL, irq, false, regs);

}



/*