240d367b4e
Impact: build fix on Alpha -tip testing found this build failure on the Alpha defconfig: /home/mingo/tip/fs/proc/stat.c: In function 'show_stat': /home/mingo/tip/fs/proc/stat.c:48: error: implicit declaration of function 'for_each_irq_desc' /home/mingo/tip/fs/proc/stat.c:48: error: expected ';' before '{' token can not use irq_desc() in stat.c on older architectures. Signed-off-by: Yinghai Lu <yinghai@kernel.orgg> Signed-off-by: Ingo Molnar <mingo@elte.hu>
30 lines
779 B
C
30 lines
779 B
C
#ifndef _LINUX_IRQNR_H
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#define _LINUX_IRQNR_H
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#ifndef CONFIG_GENERIC_HARDIRQS
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#include <asm/irq.h>
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# define nr_irqs NR_IRQS
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# define for_each_irq_desc(irq, desc) \
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for (irq = 0; irq < nr_irqs; irq++)
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# define for_each_irq_desc_reverse(irq, desc) \
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for (irq = nr_irqs - 1; irq >= 0; irq--)
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#else
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#ifndef CONFIG_SPARSE_IRQ
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struct irq_desc;
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extern int nr_irqs;
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# define for_each_irq_desc(irq, desc) \
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for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++)
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# define for_each_irq_desc_reverse(irq, desc) \
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for (irq = nr_irqs - 1, desc = irq_desc + (nr_irqs - 1); \
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irq >= 0; irq--, desc--)
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#endif
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#endif
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#define for_each_irq_nr(irq) \
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for (irq = 0; irq < nr_irqs; irq++)
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#endif
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