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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irqnr.h>
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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static void *int_seq_start(struct seq_file *f, loff_t *pos)
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return (*pos <= nr_irqs) ? pos : NULL;
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static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos)
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static void int_seq_stop(struct seq_file *f, void *v)
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static const struct seq_operations int_seq_ops = {
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.start = int_seq_start,
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.show = show_interrupts
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static int interrupts_open(struct inode *inode, struct file *filp)
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return seq_open(filp, &int_seq_ops);
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static const struct file_operations proc_interrupts_operations = {
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.open = interrupts_open,
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.release = seq_release,
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static int __init proc_interrupts_init(void)
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proc_create("interrupts", 0, NULL, &proc_interrupts_operations);
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module_init(proc_interrupts_init);