Cregit: Linux 6.7: purgatory.h

Contributors: 5
Author	Tokens	Token Proportion	Commits	Commit Proportion
Thomas Gleixner	32	68.09%	1	20.00%
Vivek Goyal	9	19.15%	1	20.00%
Eric W. Biedermann	4	8.51%	1	20.00%
Greg Kroah-Hartman	1	2.13%	1	20.00%
Eric Biggers	1	2.13%	1	20.00%
Total	47		5

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PURGATORY_H
#define _LINUX_PURGATORY_H

#include <linux/types.h>
#include <crypto/sha2.h>
#include <uapi/linux/kexec.h>

struct kexec_sha_region {
	unsigned long start;
	unsigned long len;
};

/*
 * These forward declarations serve two purposes:
 *
 * 1) Make sparse happy when checking arch/purgatory
 * 2) Document that these are required to be global so the symbol
 *    lookup in kexec works
 */
extern struct kexec_sha_region purgatory_sha_regions[KEXEC_SEGMENT_MAX];
extern u8 purgatory_sha256_digest[SHA256_DIGEST_SIZE];

#endif