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, 0400, NULL, info, &ptdump_fops);
22 }
23
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