[mirror_ubuntu-bionic-kernel.git] / include / linux / purgatory.h

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

#include <linux/types.h>
#include <crypto/sha.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
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
40c50c1f TG	2	#ifndef _LINUX_PURGATORY_H
	3	#define _LINUX_PURGATORY_H
	4
	5	#include <linux/types.h>
	6	#include <crypto/sha.h>
	7	#include <uapi/linux/kexec.h>
	8
	9	struct kexec_sha_region {
	10	unsigned long start;
	11	unsigned long len;
	12	};
	13
	14	/*
	15	* These forward declarations serve two purposes:
	16	*
	17	* 1) Make sparse happy when checking arch/purgatory
	18	* 2) Document that these are required to be global so the symbol
	19	* lookup in kexec works
	20	*/
	21	extern struct kexec_sha_region purgatory_sha_regions[KEXEC_SEGMENT_MAX];
	22	extern u8 purgatory_sha256_digest[SHA256_DIGEST_SIZE];
	23
	24	#endif