| Jiri Slaby | 21042d4 | 2015-03-26 10:10:17 +0100 | [diff] [blame] | 1 | /* |
| 2 | * livepatch.h - s390-specific Kernel Live Patching Core |
| 3 | * |
| 4 | * Copyright (c) 2013-2015 SUSE |
| 5 | * Authors: Jiri Kosina |
| 6 | * Vojtech Pavlik |
| 7 | * Jiri Slaby |
| 8 | */ |
| 9 | |
| 10 | /* |
| 11 | * This program is free software; you can redistribute it and/or modify it |
| 12 | * under the terms of the GNU General Public License as published by the Free |
| 13 | * Software Foundation; either version 2 of the License, or (at your option) |
| 14 | * any later version. |
| 15 | */ |
| 16 | |
| 17 | #ifndef ASM_LIVEPATCH_H |
| 18 | #define ASM_LIVEPATCH_H |
| 19 | |
| 20 | #include <linux/module.h> |
| 21 | |
| 22 | #ifdef CONFIG_LIVEPATCH |
| 23 | static inline int klp_check_compiler_support(void) |
| 24 | { |
| 25 | return 0; |
| 26 | } |
| 27 | |
| 28 | static inline int klp_write_module_reloc(struct module *mod, unsigned long |
| 29 | type, unsigned long loc, unsigned long value) |
| 30 | { |
| 31 | /* not supported yet */ |
| 32 | return -ENOSYS; |
| 33 | } |
| 34 | |
| 35 | static inline void klp_arch_set_pc(struct pt_regs *regs, unsigned long ip) |
| 36 | { |
| 37 | regs->psw.addr = ip; |
| 38 | } |
| 39 | #else |
| Miroslav Benes | 383bf44 | 2016-01-14 11:35:53 +0100 | [diff] [blame] | 40 | #error Include linux/livepatch.h, not asm/livepatch.h |
| Jiri Slaby | 21042d4 | 2015-03-26 10:10:17 +0100 | [diff] [blame] | 41 | #endif |
| 42 | |
| 43 | #endif |