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drm/amdgpu/userq: take the userq_mgr lock in suspend/resume

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Add the missing locking.

Fixes: 73e12e98ec ("drm/amdgpu/userq: add suspend and resume helpers")
Reviewed-by: Arvind Yadav <Arvind.Yadav@amd.com>
Reviewed-by: Prike Liang <Prike.Liang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2025-04-25 12:07:06 -04:00
parent 3e5f86c14c
commit c5e02d6588
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
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@ -809,11 +809,13 @@ int amdgpu_userq_suspend(struct amdgpu_device *adev)
mutex_lock(&adev->userq_mutex);
list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
cancel_delayed_work_sync(&uqm->resume_work);
mutex_lock(&uqm->userq_mutex);
idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
r = amdgpu_userq_unmap_helper(uqm, queue);
if (r)
ret = r;
}
mutex_unlock(&uqm->userq_mutex);
}
mutex_unlock(&adev->userq_mutex);
return ret;
@ -832,11 +834,13 @@ int amdgpu_userq_resume(struct amdgpu_device *adev)
mutex_lock(&adev->userq_mutex);
list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
mutex_lock(&uqm->userq_mutex);
idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
r = amdgpu_userq_map_helper(uqm, queue);
if (r)
ret = r;
}
mutex_unlock(&uqm->userq_mutex);
}
mutex_unlock(&adev->userq_mutex);
return ret;