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04277e02 | 1 | /* Copyright (C) 2002-2019 Free Software Foundation, Inc. |
949ec764 UD |
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 | |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
949ec764 UD |
17 | |
18 | #include <errno.h> | |
19 | #include <sched.h> | |
20 | #include <string.h> | |
21 | #include <sysdep.h> | |
439ff07b | 22 | #include <unistd.h> |
949ec764 | 23 | #include <sys/types.h> |
439ff07b | 24 | #include <shlib-compat.h> |
949ec764 UD |
25 | |
26 | ||
27 | #ifdef __NR_sched_setaffinity | |
439ff07b | 28 | |
d0a4512b L |
29 | extern int __sched_setaffinity_new (pid_t, size_t, const cpu_set_t *); |
30 | libc_hidden_proto (__sched_setaffinity_new) | |
31 | ||
439ff07b UD |
32 | int |
33 | __sched_setaffinity_new (pid_t pid, size_t cpusetsize, const cpu_set_t *cpuset) | |
34 | { | |
3771196d UD |
35 | int result = INLINE_SYSCALL (sched_setaffinity, 3, pid, cpusetsize, cpuset); |
36 | ||
37 | #ifdef RESET_VGETCPU_CACHE | |
38 | if (result != -1) | |
39 | RESET_VGETCPU_CACHE (); | |
40 | #endif | |
41 | ||
42 | return result; | |
439ff07b | 43 | } |
d0a4512b | 44 | libc_hidden_def (__sched_setaffinity_new) |
439ff07b UD |
45 | versioned_symbol (libc, __sched_setaffinity_new, sched_setaffinity, |
46 | GLIBC_2_3_4); | |
47 | ||
48 | ||
8e32efa6 | 49 | # if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4) |
949ec764 | 50 | int |
439ff07b | 51 | attribute_compat_text_section |
e4871eb8 | 52 | __sched_setaffinity_old (pid_t pid, const cpu_set_t *cpuset) |
949ec764 | 53 | { |
439ff07b | 54 | /* The old interface by default assumed a 1024 processor bitmap. */ |
e4871eb8 | 55 | return __sched_setaffinity_new (pid, 128, cpuset); |
949ec764 | 56 | } |
439ff07b UD |
57 | compat_symbol (libc, __sched_setaffinity_old, sched_setaffinity, GLIBC_2_3_3); |
58 | # endif | |
949ec764 | 59 | #else |
2826ac7e | 60 | # include <posix/sched_setaffinity.c> |
949ec764 | 61 | #endif |