1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2017 SiFive
4 */
5
6#include <linux/linkage.h>
7#include <asm/unistd.h>
8
9	.text
10/* int __vdso_flush_icache(void *start, void *end, unsigned long flags); */
11ENTRY(__vdso_flush_icache)
12	.cfi_startproc
13#ifdef CONFIG_SMP
14	li a7, __NR_riscv_flush_icache
15	ecall
16#else
17	fence.i
18	li a0, 0
19#endif
20	ret
21	.cfi_endproc
22ENDPROC(__vdso_flush_icache)
23