1/* SPDX-License-Identifier: GPL-2.0 */
2
3#ifndef _LINUX_PTDUMP_H
4#define _LINUX_PTDUMP_H
5
6#include <linux/mm_types.h>
7
8struct ptdump_range {
9 unsigned long start;
10 unsigned long end;
11};
12
13struct ptdump_state {
14 /* level is 0:PGD to 4:PTE, or -1 if unknown */
15 void (*note_page)(struct ptdump_state *st, unsigned long addr,
16 int level, u64 val);
17 void (*effective_prot)(struct ptdump_state *st, int level, u64 val);
18 const struct ptdump_range *range;
19};
20
21void ptdump_walk_pgd(struct ptdump_state *st, struct mm_struct *mm, pgd_t *pgd);
22
23#endif /* _LINUX_PTDUMP_H */
24

source code of linux/include/linux/ptdump.h