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author | Peter Daifuku <pdaifuku@nvidia.com> | 2018-12-07 14:04:07 -0500 |
---|---|---|
committer | mobile promotions <svcmobile_promotions@nvidia.com> | 2018-12-15 20:41:55 -0500 |
commit | 32672afbc03e4688b444e58494aa77168b7f2147 (patch) | |
tree | 5596ddda50a01f2552f86e3ad49c3afa6c206264 /drivers/gpu/nvgpu/os/linux | |
parent | 2d3e99067ea47d66a9490c405dcebc46e7fcdf03 (diff) |
nvgpu: pmu: cleanup init thread on destroy
In nvgpu_kill_task_pg_init(), call nvgpu_thread_join()
if the init thread is no longer running in order to
reclaim thread resources.
Bug 2452799
JIRA ESRM-437
Change-Id: Id9c67f689027f00039ac2df226ee9c28ad89dd1d
Signed-off-by: Peter Daifuku <pdaifuku@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1967983
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1970058
Reviewed-by: Shmuel Ungerfeld <sungerfeld@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Tested-by: Shmuel Ungerfeld <sungerfeld@nvidia.com>
Reviewed-by: Rahul Jain (SW-TEGRA) <rahuljain@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/os/linux')
-rw-r--r-- | drivers/gpu/nvgpu/os/linux/thread.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/nvgpu/os/linux/thread.c b/drivers/gpu/nvgpu/os/linux/thread.c index 92c556f2..c56bff6b 100644 --- a/drivers/gpu/nvgpu/os/linux/thread.c +++ b/drivers/gpu/nvgpu/os/linux/thread.c | |||
@@ -1,5 +1,5 @@ | |||
1 | /* | 1 | /* |
2 | * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. | 2 | * Copyright (c) 2017-2018, NVIDIA CORPORATION. All rights reserved. |
3 | * | 3 | * |
4 | * This program is free software; you can redistribute it and/or modify it | 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, | 5 | * under the terms and conditions of the GNU General Public License, |
@@ -17,6 +17,7 @@ | |||
17 | #include <linux/kthread.h> | 17 | #include <linux/kthread.h> |
18 | 18 | ||
19 | #include <nvgpu/thread.h> | 19 | #include <nvgpu/thread.h> |
20 | #include <nvgpu/timers.h> | ||
20 | 21 | ||
21 | int nvgpu_thread_proxy(void *threaddata) | 22 | int nvgpu_thread_proxy(void *threaddata) |
22 | { | 23 | { |
@@ -61,3 +62,9 @@ bool nvgpu_thread_is_running(struct nvgpu_thread *thread) | |||
61 | { | 62 | { |
62 | return ACCESS_ONCE(thread->running); | 63 | return ACCESS_ONCE(thread->running); |
63 | }; | 64 | }; |
65 | |||
66 | void nvgpu_thread_join(struct nvgpu_thread *thread) | ||
67 | { | ||
68 | while (ACCESS_ONCE(thread->running)) | ||
69 | nvgpu_msleep(10); | ||
70 | }; | ||