46 lines
984 B
C
46 lines
984 B
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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#include <linux/sched.h>
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#include <linux/nsproxy.h>
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#include <linux/mount.h>
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("create /proc/mymounts file that lists mounts");
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struct proc_dir_entry *proc_file;
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int list_mounts(struct seq_file *m, void *v);
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static int list_mounts_open(struct inode *inode, struct file *file)
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{
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return single_open(file, list_mounts, NULL);
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}
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static const struct proc_ops proc_fops = {
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.proc_open = list_mounts_open,
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.proc_read = seq_read,
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.proc_lseek = seq_lseek,
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.proc_release = single_release,
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};
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static int __init mounts_init(void)
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{
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proc_file = proc_create("mymounts", 0444, 0, &proc_fops);
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if (IS_ERR(proc_file))
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return PTR_ERR(proc_file);
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return 0;
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}
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static void __exit mounts_exit(void)
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{
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proc_remove(proc_file);
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}
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module_init(mounts_init);
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module_exit(mounts_exit);
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