drm/amdgpu: Switch from system_highpri_wq to system_unbound_wq (c96cf282) · Commits · 戴 / test

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>

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);

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