drm/amdgpu: Switch from system_highpri_wq to system_unbound_wq

This is to avoid queueing jobs to same CPU during XGMI hive reset
because there is a strict timeline for when the reset commands
must reach all the GPUs in the hive.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 277caaf..2f93adc 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3838,7 +3838,7 @@ static int amdgpu_do_asic_reset(struct amdgpu_hive_info *hive,
                list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) {
                        /* For XGMI run all resets in parallel to speed up the process */
                        if (tmp_adev->gmc.xgmi.num_physical_nodes > 1) {
-                               if (!queue_work(system_highpri_wq, &tmp_adev->xgmi_reset_work))
+                               if (!queue_work(system_unbound_wq, &tmp_adev->xgmi_reset_work))
                                        r = -EALREADY;
                        } else
                                r = amdgpu_asic_reset(tmp_adev);