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| author |   Dennis Li <Dennis.Li@amd.com> | 2020-09-02 17:11:09 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-09-15 17:24:06 -0400 |
| commit | edb084f487a3b7c86efce81bfa1a7aa666dd4047 (patch) | |
| tree | c571100324ef1e47a51425e2964de943096b5e89 | |
| parent | drm/kfd: fix a system crash issue during GPU recovery (diff) | |
| download | wireguard-linux-edb084f487a3b7c86efce81bfa1a7aa666dd4047.tar.xz wireguard-linux-edb084f487a3b7c86efce81bfa1a7aa666dd4047.zip | |
drm/amdkfd: fix a memory leak issue
In the resume stage of GPU recovery, start_cpsch will call pm_init
which set pm->allocated as false, cause the next pm_release_ib has
no chance to release ib memory.
Add pm_release_ib in stop_cpsch which will be called in the suspend
stage of GPU recovery.
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Dennis Li <Dennis.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 069ba4be1e8f..20ef048d6a03 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -1192,6 +1192,8 @@ static int stop_cpsch(struct device_queue_manager *dqm) dqm->sched_running = false; dqm_unlock(dqm); + pm_release_ib(&dqm->packets); + kfd_gtt_sa_free(dqm->dev, dqm->fence_mem); pm_uninit(&dqm->packets, hanging); |