swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
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Tip revision: d1221cea11fca0f6946bdd032a45b22cecfc0f99 authored by Linus Torvalds on 13 September 2022, 13:11:38 UTC
Merge tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Tip revision: d1221ce
ptdump.h
/* SPDX-License-Identifier: GPL-2.0 */

#ifndef _LINUX_PTDUMP_H
#define _LINUX_PTDUMP_H

#include <linux/mm_types.h>

struct ptdump_range {
	unsigned long start;
	unsigned long end;
};

struct ptdump_state {
	/* level is 0:PGD to 4:PTE, or -1 if unknown */
	void (*note_page)(struct ptdump_state *st, unsigned long addr,
			  int level, u64 val);
	void (*effective_prot)(struct ptdump_state *st, int level, u64 val);
	const struct ptdump_range *range;
};

void ptdump_walk_pgd(struct ptdump_state *st, struct mm_struct *mm, pgd_t *pgd);

#endif /* _LINUX_PTDUMP_H */
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