// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2023 Loongson Technology Corporation Limited * * Based on arch/arm64/kernel/jump_label.c */ #include <linux/kernel.h> #include <linux/jump_label.h> #include <asm/cacheflush.h> #include <asm/inst.h> bool arch_jump_label_transform_queue(struct jump_entry *entry, enum jump_label_type type) { u32 insn; void *addr = (void *)jump_entry_code(entry); if (type == JUMP_LABEL_JMP) insn = larch_insn_gen_b(jump_entry_code(entry), jump_entry_target(entry)); else insn = larch_insn_gen_nop(); larch_insn_write(addr, insn); return true; } void arch_jump_label_transform_apply(void) { flush_icache_all(); }