diff options
| author | Jingwen Chen <Jingwen.Chen2@amd.com> | 2021-02-25 17:08:02 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-02-26 17:19:21 -0500 |
| commit | 8f8c80f430096726a5d8701ca80564bce06fa8da (patch) | |
| tree | 3e5d02546e010043d57da95417c9bc3276729ed1 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | 8f4828d0a104d961d5eb850d0aef1530fc24e370 (diff) | |
drm/amd/amdgpu: move inc gpu_reset_counter after drm_sched_stop
Move gpu_reset_counter after drm_sched_stop to avoid race
condition caused by job submitted between reset_count +1 and
drm_sched_stop.
Signed-off-by: Jingwen Chen <Jingwen.Chen2@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 6447cd6ca5a8..a0af65090e8d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4449,7 +4449,6 @@ static bool amdgpu_device_lock_adev(struct amdgpu_device *adev, down_write(&adev->reset_sem); } - atomic_inc(&adev->gpu_reset_counter); switch (amdgpu_asic_reset_method(adev)) { case AMD_RESET_METHOD_MODE1: adev->mp1_state = PP_MP1_STATE_SHUTDOWN; @@ -4710,6 +4709,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, if (need_emergency_restart) amdgpu_job_stop_all_jobs_on_sched(&ring->sched); } + atomic_inc(&tmp_adev->gpu_reset_counter); } if (need_emergency_restart) @@ -5052,6 +5052,7 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta drm_sched_stop(&ring->sched, NULL); } + atomic_inc(&adev->gpu_reset_counter); return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: /* Permanent error, prepare for device removal */ |