| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASMS390_SET_MEMORY_H |
| #define _ASMS390_SET_MEMORY_H |
| |
| #include <linux/mutex.h> |
| |
| extern struct mutex cpa_mutex; |
| |
| #define SET_MEMORY_RO 1UL |
| #define SET_MEMORY_RW 2UL |
| #define SET_MEMORY_NX 4UL |
| #define SET_MEMORY_X 8UL |
| #define SET_MEMORY_4K 16UL |
| |
| int __set_memory(unsigned long addr, int numpages, unsigned long flags); |
| |
| static inline int set_memory_ro(unsigned long addr, int numpages) |
| { |
| return __set_memory(addr, numpages, SET_MEMORY_RO); |
| } |
| |
| static inline int set_memory_rw(unsigned long addr, int numpages) |
| { |
| return __set_memory(addr, numpages, SET_MEMORY_RW); |
| } |
| |
| static inline int set_memory_nx(unsigned long addr, int numpages) |
| { |
| return __set_memory(addr, numpages, SET_MEMORY_NX); |
| } |
| |
| static inline int set_memory_x(unsigned long addr, int numpages) |
| { |
| return __set_memory(addr, numpages, SET_MEMORY_X); |
| } |
| |
| static inline int set_memory_4k(unsigned long addr, int numpages) |
| { |
| return __set_memory(addr, numpages, SET_MEMORY_4K); |
| } |
| |
| #endif |
