getcpu.S

 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_getcpu(unsigned *cpu, unsigned *node, void *unused); */
11SYM_FUNC_START(__vdso_getcpu)
12	.cfi_startproc
13	/* For now, just do the syscall. */
14	li a7, __NR_getcpu
15	ecall
16	ret
17	.cfi_endproc
18SYM_FUNC_END(__vdso_getcpu)