mirror of https://github.com/F-Stack/f-stack.git
55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
|
/*
|
||
|
|
* Copyright (c) 2010 Kip Macy All rights reserved.
|
||
|
|
* Copyright (c) 2013 Patrick Kelsey. All rights reserved.
|
||
|
|
* Copyright (C) 2017 THL A29 Limited, a Tencent company.
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without
|
||
|
|
* modification, are permitted provided that the following conditions are met:
|
||
|
|
*
|
||
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
||
|
|
* list of conditions and the following disclaimer.
|
||
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||
|
|
* this list of conditions and the following disclaimer in the documentation
|
||
|
|
* and/or other materials provided with the distribution.
|
||
|
|
*
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
||
|
|
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _FSTACK_SYS__MUTEX_H_
|
||
|
|
#define _FSTACK_SYS__MUTEX_H_
|
||
|
|
|
||
|
|
#include <machine/param.h>
|
||
|
|
|
||
|
|
#include "ff_host_interface.h"
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Sleep/spin mutex
|
||
|
|
*/
|
||
|
|
struct mtx {
|
||
|
|
struct lock_object lock_object;
|
||
|
|
ff_mutex_t mtx_lock;
|
||
|
|
};
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Members of struct mtx_padalign must mirror members of struct mtx.
|
||
|
|
* mtx_padalign mutexes can use the mtx(9) API transparently without
|
||
|
|
* modification.
|
||
|
|
*/
|
||
|
|
struct mtx_padalign {
|
||
|
|
struct lock_object lock_object;
|
||
|
|
ff_mutex_t mtx_lock;
|
||
|
|
} __aligned(CACHE_LINE_SIZE);
|
||
|
|
|
||
|
|
#endif /* _FSTACK_SYS__MUTEX_H_ */
|