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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASMS390_SET_MEMORY_H
3#define _ASMS390_SET_MEMORY_H
4
5#include <linux/mutex.h>
6
7extern struct mutex cpa_mutex;
8
9#define SET_MEMORY_RO 1UL
10#define SET_MEMORY_RW 2UL
11#define SET_MEMORY_NX 4UL
12#define SET_MEMORY_X 8UL
13
14int __set_memory(unsigned long addr, int numpages, unsigned long flags);
15
16static inline int set_memory_ro(unsigned long addr, int numpages)
17{
18 return __set_memory(addr, numpages, SET_MEMORY_RO);
19}
20
21static inline int set_memory_rw(unsigned long addr, int numpages)
22{
23 return __set_memory(addr, numpages, SET_MEMORY_RW);
24}
25
26static inline int set_memory_nx(unsigned long addr, int numpages)
27{
28 return __set_memory(addr, numpages, SET_MEMORY_NX);
29}
30
31static inline int set_memory_x(unsigned long addr, int numpages)
32{
33 return __set_memory(addr, numpages, SET_MEMORY_X);
34}
35
36#endif