projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 21042d43 JS |
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 | |
| 383bf44d | 40 | #error Include linux/livepatch.h, not asm/livepatch.h |
| 21042d43 JS |
41 | #endif |
| 42 | ||
| 43 | #endif |