Messages in this thread Patch in this message |  | | | Date | Tue, 23 Feb 2010 20:27:48 -0800 | | From | Yinghai Lu <> | | Subject | [PATCH -v2] x86: remove left over nr_legacy_irqs |
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already in legacy_pic
-v2: there is one in ioapic_.c
Singed-off-by: Yinghai Lu <yinghai@kernel.org>
--- arch/x86/include/asm/irq.h | 1 - arch/x86/kernel/apic/io_apic.c | 2 +- arch/x86/kernel/irqinit.c | 7 ++----- 3 files changed, 3 insertions(+), 7 deletions(-) Index: linux-2.6/arch/x86/include/asm/irq.h =================================================================== --- linux-2.6.orig/arch/x86/include/asm/irq.h +++ linux-2.6/arch/x86/include/asm/irq.h @@ -48,6 +48,5 @@ extern DECLARE_BITMAP(used_vectors, NR_V extern int vector_used_by_percpu_irq(unsigned int vector); extern void init_ISA_irqs(void); -extern int nr_legacy_irqs; #endif /* _ASM_X86_IRQ_H */ Index: linux-2.6/arch/x86/kernel/irqinit.c =================================================================== --- linux-2.6.orig/arch/x86/kernel/irqinit.c +++ linux-2.6/arch/x86/kernel/irqinit.c @@ -99,9 +99,6 @@ int vector_used_by_percpu_irq(unsigned i return 0; } -/* Number of legacy interrupts */ -int nr_legacy_irqs __read_mostly = NR_IRQS_LEGACY; - void __init init_ISA_irqs(void) { int i; @@ -114,7 +111,7 @@ void __init init_ISA_irqs(void) /* * 16 old-style INTA-cycle interrupts: */ - for (i = 0; i < NR_IRQS_LEGACY; i++) { + for (i = 0; i < legacy_pic->nr_legacy_irqs; i++) { struct irq_desc *desc = irq_to_desc(i); desc->status = IRQ_DISABLED; @@ -138,7 +135,7 @@ void __init init_IRQ(void) * then this vector space can be freed and re-used dynamically as the * irq's migrate etc. */ - for (i = 0; i < nr_legacy_irqs; i++) + for (i = 0; i < legacy_pic->nr_legacy_irqs; i++) per_cpu(vector_irq, 0)[IRQ0_VECTOR + i] = i; x86_init.irqs.intr_init(); Index: linux-2.6/arch/x86/kernel/apic/io_apic.c =================================================================== --- linux-2.6.orig/arch/x86/kernel/apic/io_apic.c +++ linux-2.6/arch/x86/kernel/apic/io_apic.c @@ -1438,7 +1438,7 @@ static void setup_IO_APIC_irq(int apic_i * controllers like 8259. Now that IO-APIC can handle this irq, update * the cfg->domain. */ - if (irq < nr_legacy_irqs && cpumask_test_cpu(0, cfg->domain)) + if (irq < legacy_pic->nr_legacy_irqs && cpumask_test_cpu(0, cfg->domain)) apic->vector_allocation_domain(0, cfg->domain); if (assign_irq_vector(irq, cfg, apic->target_cpus()))
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