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fs/proc/interrupts.c
1.07 KB
d6917e19f proc: move /proc/... |
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#include <linux/fs.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/irqnr.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> /* * /proc/interrupts */ static void *int_seq_start(struct seq_file *f, loff_t *pos) { return (*pos <= nr_irqs) ? pos : NULL; } static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos) { (*pos)++; if (*pos > nr_irqs) return NULL; return pos; } static void int_seq_stop(struct seq_file *f, void *v) { /* Nothing to do */ } static const struct seq_operations int_seq_ops = { .start = int_seq_start, .next = int_seq_next, .stop = int_seq_stop, .show = show_interrupts }; static int interrupts_open(struct inode *inode, struct file *filp) { return seq_open(filp, &int_seq_ops); } static const struct file_operations proc_interrupts_operations = { .open = interrupts_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static int __init proc_interrupts_init(void) { proc_create("interrupts", 0, NULL, &proc_interrupts_operations); return 0; } module_init(proc_interrupts_init); |