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