| /* |
| * Copyright 2017, Michael Ellerman, IBM Corporation. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License version |
| * 2 as published by the Free Software Foundation; |
| */ |
| #ifndef _LINUX_SET_MEMORY_H_ |
| #define _LINUX_SET_MEMORY_H_ |
| |
| #ifdef CONFIG_ARCH_HAS_SET_MEMORY |
| #include <asm/set_memory.h> |
| #else |
| static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; } |
| static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; } |
| static inline int set_memory_x(unsigned long addr, int numpages) { return 0; } |
| static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; } |
| #endif |
| |
| #ifndef set_mce_nospec |
| static inline int set_mce_nospec(unsigned long pfn, bool unmap) |
| { |
| return 0; |
| } |
| #endif |
| |
| #ifndef clear_mce_nospec |
| static inline int clear_mce_nospec(unsigned long pfn) |
| { |
| return 0; |
| } |
| #endif |
| |
| #ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT |
| static inline int set_memory_encrypted(unsigned long addr, int numpages) |
| { |
| return 0; |
| } |
| |
| static inline int set_memory_decrypted(unsigned long addr, int numpages) |
| { |
| return 0; |
| } |
| #endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */ |
| |
| #endif /* _LINUX_SET_MEMORY_H_ */ |