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Conflicts: arch/x86/kernel/io_apic.c kernel/rcuclassic.c kernel/sched.c kernel/time/tick-sched.c Signed-off-by: Mike Travis <travis@sgi.com> [ mingo@elte.hu: backmerged typo fix for io_apic.c ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
48 lines
1.0 KiB
C
48 lines
1.0 KiB
C
#ifndef _ASM_X86_IRQ_H
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#define _ASM_X86_IRQ_H
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/*
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* (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
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*
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* IRQ/IPI changes taken from work by Thomas Radke
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* <tomsoft@informatik.tu-chemnitz.de>
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*/
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#include <asm/apicdef.h>
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#include <asm/irq_vectors.h>
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static inline int irq_canonicalize(int irq)
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{
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return ((irq == 2) ? 9 : irq);
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}
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#ifdef CONFIG_X86_LOCAL_APIC
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# define ARCH_HAS_NMI_WATCHDOG
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#endif
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#ifdef CONFIG_4KSTACKS
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extern void irq_ctx_init(int cpu);
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extern void irq_ctx_exit(int cpu);
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# define __ARCH_HAS_DO_SOFTIRQ
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#else
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# define irq_ctx_init(cpu) do { } while (0)
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# define irq_ctx_exit(cpu) do { } while (0)
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# ifdef CONFIG_X86_64
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# define __ARCH_HAS_DO_SOFTIRQ
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# endif
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#endif
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#ifdef CONFIG_HOTPLUG_CPU
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#include <linux/cpumask.h>
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extern void fixup_irqs(void);
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#endif
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extern unsigned int do_IRQ(struct pt_regs *regs);
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extern void init_IRQ(void);
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extern void native_init_IRQ(void);
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/* Interrupt vector management */
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extern DECLARE_BITMAP(used_vectors, NR_VECTORS);
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extern int vector_used_by_percpu_irq(unsigned int vector);
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#endif /* _ASM_X86_IRQ_H */
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