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author | Terje Bergstrom <tbergstrom@nvidia.com> | 2017-12-11 14:33:48 -0500 |
---|---|---|
committer | mobile promotions <svcmobile_promotions@nvidia.com> | 2017-12-27 05:21:07 -0500 |
commit | 3a956a573d2ecb9a7520680ec6bcd6f626054488 (patch) | |
tree | cf51039d11a54a6c99694cf6c0ad638275ece8c3 /drivers/gpu/nvgpu/include | |
parent | 6f0b6ef9caec50fd4aa0ffa11e1751eb38c92d56 (diff) |
gpu: nvgpu: Implement abstraction for finding TGID
Implement abstraction for finding the process ID of thread currently
being run. This is tracked for context switch tracing.
In Linux kernel this is implemented by returning TGID.
Change-Id: Ia6bcbd92c8cc25467694a35476e5d5f717194105
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1615985
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/include')
-rw-r--r-- | drivers/gpu/nvgpu/include/nvgpu/os_sched.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/include/nvgpu/os_sched.h b/drivers/gpu/nvgpu/include/nvgpu/os_sched.h new file mode 100644 index 00000000..61cee4ad --- /dev/null +++ b/drivers/gpu/nvgpu/include/nvgpu/os_sched.h | |||
@@ -0,0 +1,34 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. | ||
3 | * | ||
4 | * Permission is hereby granted, free of charge, to any person obtaining a | ||
5 | * copy of this software and associated documentation files (the "Software"), | ||
6 | * to deal in the Software without restriction, including without limitation | ||
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
8 | * and/or sell copies of the Software, and to permit persons to whom the | ||
9 | * Software is furnished to do so, subject to the following conditions: | ||
10 | * | ||
11 | * The above copyright notice and this permission notice shall be included in | ||
12 | * all copies or substantial portions of the Software. | ||
13 | * | ||
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | * DEALINGS IN THE SOFTWARE. | ||
21 | */ | ||
22 | |||
23 | #ifndef __NVGPU_OS_SCHED_H__ | ||
24 | #define __NVGPU_OS_SCHED_H__ | ||
25 | |||
26 | struct gk20a; | ||
27 | |||
28 | /** | ||
29 | * nvgpu_current_pid - Query the id of current process | ||
30 | * | ||
31 | */ | ||
32 | int nvgpu_current_pid(struct gk20a *g); | ||
33 | |||
34 | #endif /* __NVGPU_OS_SCHED_H__ */ | ||