1/* Copyright (C) 2007-2019 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 <http://www.gnu.org/licenses/>. */
17
18#include <errno.h>
19#include <sched.h>
20#include <sysdep.h>
21
22#ifdef HAVE_GETCPU_VSYSCALL
23# define HAVE_VSYSCALL
24#endif
25#include <sysdep-vdso.h>
26
27int
28__getcpu (unsigned int *cpu, unsigned int *node)
29{
30#ifdef __NR_getcpu
31 return INLINE_VSYSCALL (getcpu, 3, cpu, node, NULL);
32#else
33 __set_errno (ENOSYS);
34 return -1;
35#endif
36}
37weak_alias (__getcpu, getcpu)
38libc_hidden_def (__getcpu)
39