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| 1 | +/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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1 | 2 | /* |
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2 | 3 | * livepatch.h - x86-specific Kernel Live Patching Core |
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3 | 4 | * |
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4 | 5 | * Copyright (C) 2014 Seth Jennings <sjenning@redhat.com> |
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5 | 6 | * Copyright (C) 2014 SUSE |
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6 | | - * |
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7 | | - * This program is free software; you can redistribute it and/or |
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8 | | - * modify it under the terms of the GNU General Public License |
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9 | | - * as published by the Free Software Foundation; either version 2 |
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10 | | - * of the License, or (at your option) any later version. |
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11 | | - * |
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12 | | - * This program is distributed in the hope that it will be useful, |
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13 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | | - * GNU General Public License for more details. |
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16 | | - * |
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17 | | - * You should have received a copy of the GNU General Public License |
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18 | | - * along with this program; if not, see <http://www.gnu.org/licenses/>. |
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19 | 7 | */ |
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20 | 8 | |
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21 | 9 | #ifndef _ASM_X86_LIVEPATCH_H |
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.. | .. |
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23 | 11 | |
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24 | 12 | #include <asm/setup.h> |
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25 | 13 | #include <linux/ftrace.h> |
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26 | | - |
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27 | | -static inline int klp_check_compiler_support(void) |
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28 | | -{ |
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29 | | -#ifndef CC_USING_FENTRY |
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30 | | - return 1; |
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31 | | -#endif |
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32 | | - return 0; |
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33 | | -} |
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34 | 14 | |
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35 | 15 | static inline void klp_arch_set_pc(struct pt_regs *regs, unsigned long ip) |
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36 | 16 | { |
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