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-rw-r--r--include/os/linux/rwsem.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/include/os/linux/rwsem.c b/include/os/linux/rwsem.c
new file mode 100644
index 0000000..297ddf1
--- /dev/null
+++ b/include/os/linux/rwsem.c
@@ -0,0 +1,39 @@
1/*
2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 */
13
14#include <nvgpu/rwsem.h>
15
16void nvgpu_rwsem_init(struct nvgpu_rwsem *rwsem)
17{
18 init_rwsem(&rwsem->rwsem);
19}
20
21void nvgpu_rwsem_up_read(struct nvgpu_rwsem *rwsem)
22{
23 up_read(&rwsem->rwsem);
24}
25
26void nvgpu_rwsem_down_read(struct nvgpu_rwsem *rwsem)
27{
28 down_read(&rwsem->rwsem);
29}
30
31void nvgpu_rwsem_up_write(struct nvgpu_rwsem *rwsem)
32{
33 up_write(&rwsem->rwsem);
34}
35
36void nvgpu_rwsem_down_write(struct nvgpu_rwsem *rwsem)
37{
38 down_write(&rwsem->rwsem);
39}