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1 /*
2  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3  * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this list of
9  *    conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12  *    of conditions and the following disclaimer in the documentation and/or other materials
13  *    provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16  *    to endorse or promote products derived from this software without specific prior written
17  *    permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /**
33  * @defgroup los_vm_map vm lock operation
34  * @ingroup kernel
35  */
36 
37 #ifndef __LOS_VM_LOCK_H__
38 #define __LOS_VM_LOCK_H__
39 
40 #include "los_mux.h"
41 
42 #ifdef __cplusplus
43 #if __cplusplus
44 extern "C" {
45 #endif /* __cplusplus */
46 #endif /* __cplusplus */
47 
LOS_MuxAcquire(LosMux * m)48 STATIC INLINE STATUS_T LOS_MuxAcquire(LosMux *m)
49 {
50     return LOS_MuxLock(m, LOS_WAIT_FOREVER);
51 }
52 
LOS_MuxRelease(LosMux * m)53 STATIC INLINE STATUS_T LOS_MuxRelease(LosMux *m)
54 {
55     return LOS_MuxUnlock(m);
56 }
57 
58 #ifdef __cplusplus
59 #if __cplusplus
60 }
61 #endif /* __cplusplus */
62 #endif /* __cplusplus */
63 
64 #endif /* __LOS_VM_LOCK_H__ */
65