diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2010-09-28 00:15:31 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-10-12 16:53:34 +0200 |
| commit | 011d578fdadb64bcc1deedbb02216bfee6a9b4dc (patch) | |
| tree | 00376ffd20b319ad974150b33cbdcbb60897c43f /arch/x86/kernel/irqinit.c | |
| parent | 39431acb1a4c464e62471cb3058b8ffffb9244db (diff) | |
x86: Remove useless reinitialization of irq descriptors
The descriptors are already initialized in exactly this way.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/irqinit.c')
| -rw-r--r-- | arch/x86/kernel/irqinit.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c index 990ae7cfc578..a91ab503e24f 100644 --- a/arch/x86/kernel/irqinit.c +++ b/arch/x86/kernel/irqinit.c @@ -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) |