1 | /* Measure mutex_trylock for different threads and critical sections. |
2 | Copyright (C) 2022-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #define LOCK(lock) \ |
20 | while (pthread_mutex_trylock (lock) != 0) \ |
21 | { \ |
22 | non_critical_section (non_crt_len); \ |
23 | } |
24 | |
25 | #define UNLOCK(lock) pthread_mutex_unlock (lock) |
26 | #define LOCK_INIT(lock, attr) pthread_mutex_init (lock, attr) |
27 | #define LOCK_DESTROY(lock) pthread_mutex_destroy (lock) |
28 | #define LOCK_ATTR_INIT(attr) \ |
29 | pthread_mutexattr_init (attr); \ |
30 | pthread_mutexattr_settype (attr, PTHREAD_MUTEX_ADAPTIVE_NP); |
31 | |
32 | #define bench_lock_t pthread_mutex_t |
33 | #define bench_lock_attr_t pthread_mutexattr_t |
34 | |
35 | #define TEST_NAME "pthread-mutex-trylock" |
36 | |
37 | #include "bench-pthread-lock-base.c" |
38 | |