2 * Copyright (C) 2013 Huawei Ltd.
3 * Author: Jiang Liu <liuj97@gmail.com>
5 * Based on arch/arm/include/asm/jump_label.h
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 #ifndef __ASM_JUMP_LABEL_H
20 #define __ASM_JUMP_LABEL_H
21 #include <linux/types.h>
26 #define JUMP_LABEL_NOP_SIZE AARCH64_INSN_SIZE
28 static __always_inline
bool arch_static_branch(struct static_key
*key
)
31 ".pushsection __jump_table, \"aw\"\n\t"
33 ".quad 1b, %l[l_yes], %c0\n\t"
35 : : "i"(key
) : : l_yes
);
42 #endif /* __KERNEL__ */
44 typedef u64 jump_label_t
;
52 #endif /* __ASM_JUMP_LABEL_H */
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