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drm/amdkfd: Only load sdma mqd when queue is active

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Also calls load_mqd with current->mm struct. The mm
struct is used to read back user wptr of the queue.

Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Oak Zeng 2019-06-03 12:28:13 -05:00 committed by Alex Deucher
parent eec0b4cf92
commit 2ff528190f
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
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@ -995,8 +995,11 @@ static int create_sdma_queue_nocpsch(struct device_queue_manager *dqm,
if (retval)
goto out_deallocate_doorbell;
if (!q->properties.is_active)
return 0;
retval = mqd_mgr->load_mqd(mqd_mgr, q->mqd, 0, 0, &q->properties,
NULL);
current->mm);
if (retval)
goto out_uninit_mqd;