| 1 | // SPDX-License-Identifier: GPL-2.0 |
|---|---|
| 2 | #include <linux/debugfs.h> |
| 3 | #include <linux/memory_hotplug.h> |
| 4 | #include <linux/seq_file.h> |
| 5 | |
| 6 | #include <asm/ptdump.h> |
| 7 | |
| 8 | static int ptdump_show(struct seq_file *m, void *v) |
| 9 | { |
| 10 | struct ptdump_info *info = m->private; |
| 11 | |
| 12 | get_online_mems(); |
| 13 | ptdump_walk(m, info); |
| 14 | put_online_mems(); |
| 15 | return 0; |
| 16 | } |
| 17 | DEFINE_SHOW_ATTRIBUTE(ptdump); |
| 18 | |
| 19 | void __init ptdump_debugfs_register(struct ptdump_info *info, const char *name) |
| 20 | { |
| 21 | debugfs_create_file(name, mode: 0400, NULL, data: info, fops: &ptdump_fops); |
| 22 | } |
| 23 |