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42 lines
841 B
42 lines
841 B
// SPDX-License-Identifier: GPL-2.0 |
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#include <linux/fs.h> |
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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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/* |
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* /proc/interrupts |
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*/ |
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static void *int_seq_start(struct seq_file *f, loff_t *pos) |
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{ |
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return (*pos <= nr_irqs) ? pos : NULL; |
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} |
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static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos) |
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{ |
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(*pos)++; |
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if (*pos > nr_irqs) |
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return NULL; |
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return pos; |
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} |
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static void int_seq_stop(struct seq_file *f, void *v) |
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{ |
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/* Nothing to do */ |
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} |
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static const struct seq_operations int_seq_ops = { |
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.start = int_seq_start, |
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.next = int_seq_next, |
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.stop = int_seq_stop, |
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.show = show_interrupts |
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}; |
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static int __init proc_interrupts_init(void) |
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{ |
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proc_create_seq("interrupts", 0, NULL, &int_seq_ops); |
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return 0; |
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} |
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fs_initcall(proc_interrupts_init);
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