Cregit: Linux 5.16: extmem.h

Contributors: 4
Author	Tokens	Token Proportion	Commits	Commit Proportion
Linus Torvalds	110	89.43%	1	25.00%
Martin Schwidefsky	11	8.94%	1	25.00%
Greg Kroah-Hartman	1	0.81%	1	25.00%
Heiko Carstens	1	0.81%	1	25.00%
Total	123		4

/* SPDX-License-Identifier: GPL-2.0 */
/*
 *  definitions for external memory segment support
 *  Copyright IBM Corp. 2003
 */

#ifndef _ASM_S390X_DCSS_H
#define _ASM_S390X_DCSS_H
#ifndef __ASSEMBLY__

/* possible values for segment type as returned by segment_info */
#define SEG_TYPE_SW 0
#define SEG_TYPE_EW 1
#define SEG_TYPE_SR 2
#define SEG_TYPE_ER 3
#define SEG_TYPE_SN 4
#define SEG_TYPE_EN 5
#define SEG_TYPE_SC 6
#define SEG_TYPE_EWEN 7

#define SEGMENT_SHARED 0
#define SEGMENT_EXCLUSIVE 1

int segment_load (char *name, int segtype, unsigned long *addr, unsigned long *length);
void segment_unload(char *name);
void segment_save(char *name);
int segment_type (char* name);
int segment_modify_shared (char *name, int do_nonshared);
void segment_warning(int rc, char *seg_name);

#endif
#endif