mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-09 23:00:07 +00:00
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/* Pthread mutex backoff configuration.
|
|
Copyright (C) 2022-2024 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
|