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- /* Pthread mutex backoff configuration.
- Copyright (C) 2022-2026 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <https://www.gnu.org/licenses/>. */
- #ifndef _PTHREAD_MUTEX_BACKOFF_H
- #define _PTHREAD_MUTEX_BACKOFF_H 1
- static inline unsigned int
- get_jitter (void)
- {
- /* Arch dependent random jitter, return 0 disables random. */
- return 0;
- }
- static inline int
- get_next_backoff (int backoff)
- {
- /* Next backoff, return 1 disables mutex backoff. */
- return 1;
- }
- #endif
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