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Commit 011d578f authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

x86: Remove useless reinitialization of irq descriptors 



The descriptors are already initialized in exactly this way.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarIngo Molnar <mingo@elte.hu>
parent 39431acb

arch/x86/kernel/irqinit.c

+4 −13
Original line number Diff line number Diff line
@@ -100,6 +100,8 @@ int vector_used_by_percpu_irq(unsigned int vector) 


void __init init_ISA_irqs(void)

{

	struct irq_chip *chip = legacy_pic->chip;

	const char *name = chip->name;

	int i;



#if defined(CONFIG_X86_64) || defined(CONFIG_X86_LOCAL_APIC)
@@ -107,19 +109,8 @@ void __init init_ISA_irqs(void) 
#endif

	legacy_pic->init(0);



	/*

	 * 16 old-style INTA-cycle interrupts:

	 */

	for (i = 0; i < legacy_pic->nr_legacy_irqs; i++) {

		struct irq_desc *desc = irq_to_desc(i);



		desc->status = IRQ_DISABLED;

		desc->action = NULL;

		desc->depth = 1;



		set_irq_chip_and_handler_name(i, &i8259A_chip,

					      handle_level_irq, "XT");

	}

	for (i = 0; i < legacy_pic->nr_legacy_irqs; i++)

		set_irq_chip_and_handler_name(i, chip, handle_level_irq, name);

}



void __init init_IRQ(void)