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938f8464 ME |
1 | /* |
2 | * Copyright 2017, Michael Ellerman, IBM Corporation. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License version | |
6 | * 2 as published by the Free Software Foundation; | |
7 | */ | |
8 | #ifndef _LINUX_SET_MEMORY_H_ | |
9 | #define _LINUX_SET_MEMORY_H_ | |
10 | ||
11 | #ifdef CONFIG_ARCH_HAS_SET_MEMORY | |
12 | #include <asm/set_memory.h> | |
13 | #else | |
14 | static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; } | |
15 | static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; } | |
16 | static inline int set_memory_x(unsigned long addr, int numpages) { return 0; } | |
17 | static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; } | |
18 | #endif | |
19 | ||
284ce401 DW |
20 | #ifndef set_mce_nospec |
21 | static inline int set_mce_nospec(unsigned long pfn) | |
22 | { | |
23 | return 0; | |
24 | } | |
25 | #endif | |
26 | ||
27 | #ifndef clear_mce_nospec | |
28 | static inline int clear_mce_nospec(unsigned long pfn) | |
29 | { | |
30 | return 0; | |
31 | } | |
32 | #endif | |
33 | ||
b7fa0746 CH |
34 | #ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT |
35 | static inline int set_memory_encrypted(unsigned long addr, int numpages) | |
36 | { | |
37 | return 0; | |
38 | } | |
39 | ||
40 | static inline int set_memory_decrypted(unsigned long addr, int numpages) | |
41 | { | |
42 | return 0; | |
43 | } | |
44 | #endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */ | |
45 | ||
938f8464 | 46 | #endif /* _LINUX_SET_MEMORY_H_ */ |