1/* Copyright (C) 2007-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <errno.h>
19#include <sched.h>
20#include <sysdep.h>
21#include <sysdep-vdso.h>
22
23int
24__getcpu (unsigned int *cpu, unsigned int *node)
25{
26#ifdef HAVE_GETCPU_VSYSCALL
27 return INLINE_VSYSCALL (getcpu, 3, cpu, node, NULL);
28#else
29 return INLINE_SYSCALL_CALL (getcpu, cpu, node, NULL);
30#endif
31}
32weak_alias (__getcpu, getcpu)
33libc_hidden_def (__getcpu)
34

source code of glibc/sysdeps/unix/sysv/linux/getcpu.c